/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 50 --traceabstraction.seed.for.random.criterion 213 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-more-sum-array-hom.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-05 06:15:08,060 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-05 06:15:08,119 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-05 06:15:08,122 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-05 06:15:08,123 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-05 06:15:08,153 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-05 06:15:08,154 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-05 06:15:08,154 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-05 06:15:08,154 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-05 06:15:08,158 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-05 06:15:08,158 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-05 06:15:08,158 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-05 06:15:08,158 INFO L153 SettingsManager]: * Use SBE=true [2024-04-05 06:15:08,159 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-05 06:15:08,159 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-05 06:15:08,159 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-05 06:15:08,160 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-05 06:15:08,160 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-05 06:15:08,160 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-05 06:15:08,160 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-05 06:15:08,160 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-05 06:15:08,161 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-05 06:15:08,161 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-05 06:15:08,162 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-05 06:15:08,162 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-05 06:15:08,163 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-05 06:15:08,163 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-05 06:15:08,163 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-05 06:15:08,163 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-05 06:15:08,163 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 06:15:08,164 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-05 06:15:08,164 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-05 06:15:08,165 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-05 06:15:08,165 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-05 06:15:08,165 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-05 06:15:08,165 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-05 06:15:08,165 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-05 06:15:08,165 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-05 06:15:08,165 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-05 06:15:08,165 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 50 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 [2024-04-05 06:15:08,338 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-05 06:15:08,354 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-05 06:15:08,356 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-05 06:15:08,357 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-05 06:15:08,357 INFO L274 PluginConnector]: CDTParser initialized [2024-04-05 06:15:08,358 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-more-sum-array-hom.wvr.c [2024-04-05 06:15:09,424 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-05 06:15:09,577 INFO L384 CDTParser]: Found 1 translation units. [2024-04-05 06:15:09,577 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-sum-array-hom.wvr.c [2024-04-05 06:15:09,582 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/16ddf1f9d/b10a78bd23264e50b26456333e6195de/FLAG0242e6463 [2024-04-05 06:15:09,593 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/16ddf1f9d/b10a78bd23264e50b26456333e6195de [2024-04-05 06:15:09,594 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-05 06:15:09,595 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-05 06:15:09,596 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-05 06:15:09,596 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-05 06:15:09,602 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-05 06:15:09,602 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 06:15:09" (1/1) ... [2024-04-05 06:15:09,603 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@323c9f0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:15:09, skipping insertion in model container [2024-04-05 06:15:09,603 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 06:15:09" (1/1) ... [2024-04-05 06:15:09,626 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-05 06:15:09,764 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-sum-array-hom.wvr.c[2396,2409] [2024-04-05 06:15:09,777 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 06:15:09,786 INFO L202 MainTranslator]: Completed pre-run [2024-04-05 06:15:09,814 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-sum-array-hom.wvr.c[2396,2409] [2024-04-05 06:15:09,818 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 06:15:09,830 INFO L206 MainTranslator]: Completed translation [2024-04-05 06:15:09,830 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:15:09 WrapperNode [2024-04-05 06:15:09,830 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-05 06:15:09,831 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-05 06:15:09,832 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-05 06:15:09,832 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-05 06:15:09,836 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:15:09" (1/1) ... [2024-04-05 06:15:09,849 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:15:09" (1/1) ... [2024-04-05 06:15:09,875 INFO L138 Inliner]: procedures = 25, calls = 34, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 105 [2024-04-05 06:15:09,875 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-05 06:15:09,875 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-05 06:15:09,875 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-05 06:15:09,876 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-05 06:15:09,882 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:15:09" (1/1) ... [2024-04-05 06:15:09,882 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:15:09" (1/1) ... [2024-04-05 06:15:09,894 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:15:09" (1/1) ... [2024-04-05 06:15:09,894 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:15:09" (1/1) ... [2024-04-05 06:15:09,901 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:15:09" (1/1) ... [2024-04-05 06:15:09,903 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:15:09" (1/1) ... [2024-04-05 06:15:09,904 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:15:09" (1/1) ... [2024-04-05 06:15:09,905 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:15:09" (1/1) ... [2024-04-05 06:15:09,907 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-05 06:15:09,907 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-05 06:15:09,907 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-05 06:15:09,907 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-05 06:15:09,908 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:15:09" (1/1) ... [2024-04-05 06:15:09,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 06:15:09,926 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 06:15:09,949 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-04-05 06:15:09,955 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-04-05 06:15:09,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-05 06:15:09,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-05 06:15:09,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-05 06:15:09,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-05 06:15:09,984 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-05 06:15:09,984 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-05 06:15:09,985 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-05 06:15:09,985 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-05 06:15:09,985 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-05 06:15:10,011 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-05 06:15:10,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-05 06:15:10,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-05 06:15:10,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-05 06:15:10,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-05 06:15:10,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-05 06:15:10,014 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-05 06:15:10,097 INFO L241 CfgBuilder]: Building ICFG [2024-04-05 06:15:10,098 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-05 06:15:10,273 INFO L282 CfgBuilder]: Performing block encoding [2024-04-05 06:15:10,281 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-05 06:15:10,282 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2024-04-05 06:15:10,283 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 06:15:10 BoogieIcfgContainer [2024-04-05 06:15:10,283 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-05 06:15:10,284 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-05 06:15:10,284 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-05 06:15:10,287 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-05 06:15:10,287 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.04 06:15:09" (1/3) ... [2024-04-05 06:15:10,287 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e9c0ec5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 06:15:10, skipping insertion in model container [2024-04-05 06:15:10,287 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 06:15:09" (2/3) ... [2024-04-05 06:15:10,287 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e9c0ec5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 06:15:10, skipping insertion in model container [2024-04-05 06:15:10,287 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 06:15:10" (3/3) ... [2024-04-05 06:15:10,291 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-sum-array-hom.wvr.c [2024-04-05 06:15:10,296 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-05 06:15:10,303 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-05 06:15:10,303 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-05 06:15:10,303 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-05 06:15:10,359 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-04-05 06:15:10,389 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 06:15:10,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 06:15:10,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 06:15:10,391 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-05 06:15:10,398 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-04-05 06:15:10,442 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 06:15:10,450 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 06:15:10,451 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 06:15:10,457 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4e40c52c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=50, mConComCheckerRandomSeed=213 [2024-04-05 06:15:10,458 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-04-05 06:15:11,172 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 06:15:11,174 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 06:15:11,175 INFO L85 PathProgramCache]: Analyzing trace with hash 382644482, now seen corresponding path program 1 times [2024-04-05 06:15:11,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 06:15:11,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64808937] [2024-04-05 06:15:11,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 06:15:11,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 06:15:11,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 06:15:11,460 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-04-05 06:15:11,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 06:15:11,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64808937] [2024-04-05 06:15:11,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [64808937] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 06:15:11,461 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 06:15:11,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-05 06:15:11,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978596305] [2024-04-05 06:15:11,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 06:15:11,481 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-05 06:15:11,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 06:15:11,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-05 06:15:11,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-05 06:15:11,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:11,503 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 06:15:11,503 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 63.0) internal successors, (126), 2 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 06:15:11,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:11,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:11,738 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-05 06:15:11,738 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 06:15:11,739 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 06:15:11,739 INFO L85 PathProgramCache]: Analyzing trace with hash 1302100145, now seen corresponding path program 1 times [2024-04-05 06:15:11,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 06:15:11,739 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791856993] [2024-04-05 06:15:11,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 06:15:11,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 06:15:11,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 06:15:12,067 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-04-05 06:15:12,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 06:15:12,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1791856993] [2024-04-05 06:15:12,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1791856993] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 06:15:12,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 06:15:12,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-04-05 06:15:12,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482758642] [2024-04-05 06:15:12,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 06:15:12,068 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-05 06:15:12,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 06:15:12,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-05 06:15:12,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-04-05 06:15:12,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:12,070 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 06:15:12,070 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.571428571428573) internal successors, (123), 7 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 06:15:12,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:12,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:12,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:12,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:15:12,358 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-05 06:15:12,359 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 06:15:12,359 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 06:15:12,359 INFO L85 PathProgramCache]: Analyzing trace with hash -1142805846, now seen corresponding path program 1 times [2024-04-05 06:15:12,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 06:15:12,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015581991] [2024-04-05 06:15:12,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 06:15:12,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 06:15:12,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 06:15:12,572 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 06:15:12,573 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 06:15:12,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1015581991] [2024-04-05 06:15:12,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1015581991] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 06:15:12,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1465739655] [2024-04-05 06:15:12,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 06:15:12,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 06:15:12,573 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 06:15:12,626 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 06:15:12,653 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-05 06:15:12,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 06:15:12,717 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-05 06:15:12,721 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 06:15:13,031 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 06:15:13,032 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 06:15:13,265 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 06:15:13,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1465739655] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 06:15:13,266 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 06:15:13,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 24 [2024-04-05 06:15:13,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1221955909] [2024-04-05 06:15:13,266 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 06:15:13,267 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-04-05 06:15:13,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 06:15:13,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-04-05 06:15:13,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=434, Unknown=0, NotChecked=0, Total=552 [2024-04-05 06:15:13,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:13,272 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 06:15:13,273 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 9.875) internal successors, (237), 24 states have internal predecessors, (237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 06:15:13,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:13,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:15:13,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:13,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:13,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:15:13,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:15:13,708 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-04-05 06:15:13,905 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-04-05 06:15:13,906 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 06:15:13,906 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 06:15:13,907 INFO L85 PathProgramCache]: Analyzing trace with hash -1669934173, now seen corresponding path program 2 times [2024-04-05 06:15:13,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 06:15:13,908 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366952489] [2024-04-05 06:15:13,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 06:15:13,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 06:15:13,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 06:15:14,203 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 06:15:14,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 06:15:14,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [366952489] [2024-04-05 06:15:14,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [366952489] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 06:15:14,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [68470924] [2024-04-05 06:15:14,206 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-05 06:15:14,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 06:15:14,207 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 06:15:14,208 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 06:15:14,237 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-05 06:15:14,329 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-05 06:15:14,329 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 06:15:14,331 INFO L262 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-05 06:15:14,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 06:15:14,584 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-04-05 06:15:14,584 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 06:15:14,837 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-04-05 06:15:14,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [68470924] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 06:15:14,837 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 06:15:14,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11, 11] total 29 [2024-04-05 06:15:14,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [350550116] [2024-04-05 06:15:14,838 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 06:15:14,839 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-04-05 06:15:14,839 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 06:15:14,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-04-05 06:15:14,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=721, Unknown=0, NotChecked=0, Total=812 [2024-04-05 06:15:14,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:14,840 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 06:15:14,840 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 9.137931034482758) internal successors, (265), 29 states have internal predecessors, (265), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 06:15:14,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:14,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:15:14,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:15:14,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:16,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:16,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:15:16,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:15:16,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:15:16,364 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-05 06:15:16,564 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 06:15:16,564 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 06:15:16,565 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 06:15:16,565 INFO L85 PathProgramCache]: Analyzing trace with hash -1903974581, now seen corresponding path program 1 times [2024-04-05 06:15:16,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 06:15:16,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034956802] [2024-04-05 06:15:16,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 06:15:16,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 06:15:16,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 06:15:16,862 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 29 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 06:15:16,863 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 06:15:16,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034956802] [2024-04-05 06:15:16,863 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2034956802] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 06:15:16,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1518837465] [2024-04-05 06:15:16,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 06:15:16,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 06:15:16,863 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 06:15:16,864 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 06:15:16,925 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-05 06:15:16,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 06:15:16,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 14 conjunts are in the unsatisfiable core [2024-04-05 06:15:16,996 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 06:15:17,340 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 26 proven. 18 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-04-05 06:15:17,340 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 06:15:17,699 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 34 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-04-05 06:15:17,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1518837465] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 06:15:17,699 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 06:15:17,699 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15, 15] total 38 [2024-04-05 06:15:17,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214354595] [2024-04-05 06:15:17,699 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 06:15:17,700 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-04-05 06:15:17,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 06:15:17,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-04-05 06:15:17,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=202, Invalid=1204, Unknown=0, NotChecked=0, Total=1406 [2024-04-05 06:15:17,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:17,701 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 06:15:17,702 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 8.131578947368421) internal successors, (309), 38 states have internal predecessors, (309), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 06:15:17,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:17,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:15:17,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:15:17,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:15:17,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:18,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:18,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:15:18,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:15:18,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:15:18,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 06:15:18,332 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-04-05 06:15:18,523 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 06:15:18,524 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 06:15:18,524 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 06:15:18,524 INFO L85 PathProgramCache]: Analyzing trace with hash -165607484, now seen corresponding path program 2 times [2024-04-05 06:15:18,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 06:15:18,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246247862] [2024-04-05 06:15:18,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 06:15:18,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 06:15:18,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 06:15:18,804 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 20 proven. 48 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 06:15:18,804 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 06:15:18,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246247862] [2024-04-05 06:15:18,804 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [246247862] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 06:15:18,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [473539976] [2024-04-05 06:15:18,805 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-05 06:15:18,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 06:15:18,805 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 06:15:18,806 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 06:15:18,838 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-04-05 06:15:18,912 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-05 06:15:18,912 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 06:15:18,913 INFO L262 TraceCheckSpWp]: Trace formula consists of 377 conjuncts, 14 conjunts are in the unsatisfiable core [2024-04-05 06:15:18,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 06:15:19,292 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 28 proven. 40 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 06:15:19,292 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 06:15:19,588 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 45 proven. 23 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 06:15:19,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [473539976] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 06:15:19,589 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 06:15:19,589 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 34 [2024-04-05 06:15:19,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1069543170] [2024-04-05 06:15:19,589 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 06:15:19,590 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-04-05 06:15:19,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 06:15:19,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-04-05 06:15:19,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=204, Invalid=918, Unknown=0, NotChecked=0, Total=1122 [2024-04-05 06:15:19,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:19,591 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 06:15:19,591 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 9.441176470588236) internal successors, (321), 34 states have internal predecessors, (321), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 06:15:19,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:19,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:15:19,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:15:19,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:15:19,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 06:15:19,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:20,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:20,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:15:20,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:15:20,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:15:20,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 06:15:20,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 06:15:20,133 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-04-05 06:15:20,333 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-04-05 06:15:20,333 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 06:15:20,334 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 06:15:20,334 INFO L85 PathProgramCache]: Analyzing trace with hash 198100358, now seen corresponding path program 3 times [2024-04-05 06:15:20,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 06:15:20,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892579951] [2024-04-05 06:15:20,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 06:15:20,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 06:15:20,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 06:15:20,761 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 69 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 06:15:20,761 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 06:15:20,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892579951] [2024-04-05 06:15:20,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1892579951] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 06:15:20,762 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [190500116] [2024-04-05 06:15:20,762 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-05 06:15:20,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 06:15:20,762 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 06:15:20,763 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 06:15:20,779 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-04-05 06:15:20,920 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-04-05 06:15:20,920 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 06:15:20,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 410 conjuncts, 16 conjunts are in the unsatisfiable core [2024-04-05 06:15:20,924 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 06:15:21,414 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 27 proven. 66 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-04-05 06:15:21,414 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 06:15:21,936 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 27 proven. 66 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-04-05 06:15:21,936 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [190500116] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 06:15:21,937 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 06:15:21,937 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 17, 17] total 49 [2024-04-05 06:15:21,937 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1774115425] [2024-04-05 06:15:21,937 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 06:15:21,938 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2024-04-05 06:15:21,938 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 06:15:21,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2024-04-05 06:15:21,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=159, Invalid=2193, Unknown=0, NotChecked=0, Total=2352 [2024-04-05 06:15:21,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:21,940 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 06:15:21,940 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 8.26530612244898) internal successors, (405), 49 states have internal predecessors, (405), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 06:15:21,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:21,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:15:21,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:15:21,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:15:21,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 06:15:21,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 06:15:21,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:25,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:25,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:15:25,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:15:25,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:15:25,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 06:15:25,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 06:15:25,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-04-05 06:15:25,841 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-04-05 06:15:26,036 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 06:15:26,036 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 06:15:26,036 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 06:15:26,037 INFO L85 PathProgramCache]: Analyzing trace with hash -686940755, now seen corresponding path program 4 times [2024-04-05 06:15:26,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 06:15:26,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149807273] [2024-04-05 06:15:26,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 06:15:26,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 06:15:26,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 06:15:26,505 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 232 proven. 71 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-04-05 06:15:26,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 06:15:26,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149807273] [2024-04-05 06:15:26,507 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [149807273] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 06:15:26,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [335780018] [2024-04-05 06:15:26,507 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-05 06:15:26,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 06:15:26,507 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 06:15:26,508 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 06:15:26,533 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-04-05 06:15:26,619 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-05 06:15:26,619 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 06:15:26,621 INFO L262 TraceCheckSpWp]: Trace formula consists of 438 conjuncts, 22 conjunts are in the unsatisfiable core [2024-04-05 06:15:26,623 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 06:15:27,166 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 164 proven. 74 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2024-04-05 06:15:27,166 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 06:15:27,790 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 186 proven. 52 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2024-04-05 06:15:27,791 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [335780018] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 06:15:27,791 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 06:15:27,791 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 61 [2024-04-05 06:15:27,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819948465] [2024-04-05 06:15:27,791 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 06:15:27,792 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 61 states [2024-04-05 06:15:27,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 06:15:27,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2024-04-05 06:15:27,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=463, Invalid=3197, Unknown=0, NotChecked=0, Total=3660 [2024-04-05 06:15:27,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:27,795 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 06:15:27,795 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 61 states, 61 states have (on average 7.573770491803279) internal successors, (462), 61 states have internal predecessors, (462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 06:15:27,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:27,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:15:27,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:15:27,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:15:27,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 06:15:27,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 06:15:27,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-04-05 06:15:27,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:28,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:28,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:15:28,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:15:28,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:15:28,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 06:15:28,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 06:15:28,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-04-05 06:15:28,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 06:15:28,414 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-04-05 06:15:28,598 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2024-04-05 06:15:28,599 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 06:15:28,599 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 06:15:28,599 INFO L85 PathProgramCache]: Analyzing trace with hash 940565524, now seen corresponding path program 5 times [2024-04-05 06:15:28,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 06:15:28,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982300689] [2024-04-05 06:15:28,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 06:15:28,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 06:15:28,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 06:15:29,122 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 212 proven. 133 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 06:15:29,123 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 06:15:29,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982300689] [2024-04-05 06:15:29,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [982300689] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 06:15:29,124 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1339084933] [2024-04-05 06:15:29,124 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-05 06:15:29,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 06:15:29,124 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 06:15:29,142 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 06:15:29,185 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-04-05 06:15:29,277 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2024-04-05 06:15:29,278 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 06:15:29,280 INFO L262 TraceCheckSpWp]: Trace formula consists of 504 conjuncts, 36 conjunts are in the unsatisfiable core [2024-04-05 06:15:29,282 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 06:15:30,201 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 227 proven. 119 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 06:15:30,201 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 06:15:31,198 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 261 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 06:15:31,199 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1339084933] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 06:15:31,199 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 06:15:31,200 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 37, 37] total 95 [2024-04-05 06:15:31,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485087299] [2024-04-05 06:15:31,202 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 06:15:31,204 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 95 states [2024-04-05 06:15:31,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 06:15:31,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 95 interpolants. [2024-04-05 06:15:31,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1189, Invalid=7741, Unknown=0, NotChecked=0, Total=8930 [2024-04-05 06:15:31,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:31,209 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 06:15:31,209 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 95 states, 95 states have (on average 6.684210526315789) internal successors, (635), 95 states have internal predecessors, (635), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 06:15:31,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:31,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:15:31,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:15:31,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:15:31,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 06:15:31,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 06:15:31,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-04-05 06:15:31,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 06:15:31,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:32,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:32,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:15:32,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:15:32,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:15:32,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 06:15:32,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 06:15:32,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-04-05 06:15:32,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 06:15:32,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-05 06:15:32,588 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-04-05 06:15:32,773 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 06:15:32,773 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 06:15:32,773 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 06:15:32,773 INFO L85 PathProgramCache]: Analyzing trace with hash -1075353730, now seen corresponding path program 6 times [2024-04-05 06:15:32,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 06:15:32,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126626315] [2024-04-05 06:15:32,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 06:15:32,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 06:15:32,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 06:15:33,408 INFO L134 CoverageAnalysis]: Checked inductivity of 712 backedges. 101 proven. 490 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2024-04-05 06:15:33,408 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 06:15:33,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126626315] [2024-04-05 06:15:33,408 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1126626315] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 06:15:33,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [553257966] [2024-04-05 06:15:33,408 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-05 06:15:33,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 06:15:33,409 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 06:15:33,409 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 06:15:33,414 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-04-05 06:15:33,822 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2024-04-05 06:15:33,823 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 06:15:33,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 574 conjuncts, 26 conjunts are in the unsatisfiable core [2024-04-05 06:15:33,828 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 06:15:34,680 INFO L134 CoverageAnalysis]: Checked inductivity of 712 backedges. 41 proven. 220 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2024-04-05 06:15:34,680 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 06:15:35,832 INFO L134 CoverageAnalysis]: Checked inductivity of 712 backedges. 46 proven. 215 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2024-04-05 06:15:35,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [553257966] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 06:15:35,832 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 06:15:35,832 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27, 27] total 77 [2024-04-05 06:15:35,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1724010783] [2024-04-05 06:15:35,832 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 06:15:35,833 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 77 states [2024-04-05 06:15:35,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 06:15:35,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 77 interpolants. [2024-04-05 06:15:35,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=470, Invalid=5382, Unknown=0, NotChecked=0, Total=5852 [2024-04-05 06:15:35,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:35,835 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 06:15:35,835 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 77 states, 77 states have (on average 7.4935064935064934) internal successors, (577), 77 states have internal predecessors, (577), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 06:15:35,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:35,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:15:35,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:15:35,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:15:35,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 06:15:35,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 06:15:35,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-04-05 06:15:35,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 06:15:35,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-05 06:15:35,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:43,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:43,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:15:43,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:15:43,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:15:43,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 06:15:43,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 06:15:43,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-04-05 06:15:43,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 06:15:43,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-05 06:15:43,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 167 states. [2024-04-05 06:15:43,564 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-04-05 06:15:43,764 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-04-05 06:15:43,765 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 06:15:43,765 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 06:15:43,765 INFO L85 PathProgramCache]: Analyzing trace with hash -510282612, now seen corresponding path program 7 times [2024-04-05 06:15:43,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 06:15:43,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799768971] [2024-04-05 06:15:43,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 06:15:43,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 06:15:43,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 06:15:45,222 INFO L134 CoverageAnalysis]: Checked inductivity of 1497 backedges. 396 proven. 1100 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 06:15:45,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 06:15:45,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799768971] [2024-04-05 06:15:45,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [799768971] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 06:15:45,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1464004387] [2024-04-05 06:15:45,223 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-05 06:15:45,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 06:15:45,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 06:15:45,224 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 06:15:45,226 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-04-05 06:15:45,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 06:15:45,446 INFO L262 TraceCheckSpWp]: Trace formula consists of 753 conjuncts, 50 conjunts are in the unsatisfiable core [2024-04-05 06:15:45,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 06:15:47,507 INFO L134 CoverageAnalysis]: Checked inductivity of 1497 backedges. 820 proven. 486 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2024-04-05 06:15:47,508 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 06:15:49,655 INFO L134 CoverageAnalysis]: Checked inductivity of 1497 backedges. 855 proven. 451 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2024-04-05 06:15:49,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1464004387] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 06:15:49,655 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 06:15:49,655 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47, 51, 51] total 144 [2024-04-05 06:15:49,656 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122517032] [2024-04-05 06:15:49,656 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 06:15:49,656 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 144 states [2024-04-05 06:15:49,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 06:15:49,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 144 interpolants. [2024-04-05 06:15:49,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1839, Invalid=18753, Unknown=0, NotChecked=0, Total=20592 [2024-04-05 06:15:49,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:49,662 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 06:15:49,662 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 144 states, 144 states have (on average 6.472222222222222) internal successors, (932), 144 states have internal predecessors, (932), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 06:15:49,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:49,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:15:49,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:15:49,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:15:49,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 06:15:49,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 06:15:49,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-04-05 06:15:49,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 06:15:49,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-05 06:15:49,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 167 states. [2024-04-05 06:15:49,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:54,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:15:54,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:15:54,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:15:54,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:15:54,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 06:15:54,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 06:15:54,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-04-05 06:15:54,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 06:15:54,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-05 06:15:54,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 167 states. [2024-04-05 06:15:54,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 156 states. [2024-04-05 06:15:54,863 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-04-05 06:15:55,056 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-04-05 06:15:55,057 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 06:15:55,057 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 06:15:55,057 INFO L85 PathProgramCache]: Analyzing trace with hash -1178760987, now seen corresponding path program 8 times [2024-04-05 06:15:55,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 06:15:55,057 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023018077] [2024-04-05 06:15:55,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 06:15:55,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 06:15:55,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 06:15:56,656 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 479 proven. 1326 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 06:15:56,656 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 06:15:56,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023018077] [2024-04-05 06:15:56,656 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2023018077] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 06:15:56,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2040100275] [2024-04-05 06:15:56,657 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-05 06:15:56,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 06:15:56,657 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 06:15:56,658 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 06:15:56,659 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-04-05 06:15:56,823 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-05 06:15:56,823 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 06:15:56,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 800 conjuncts, 54 conjunts are in the unsatisfiable core [2024-04-05 06:15:56,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 06:15:59,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 962 proven. 618 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2024-04-05 06:15:59,214 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 06:16:01,997 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 1040 proven. 540 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2024-04-05 06:16:01,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2040100275] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 06:16:01,997 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 06:16:01,998 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 55, 55] total 156 [2024-04-05 06:16:01,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529136147] [2024-04-05 06:16:01,998 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 06:16:01,998 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 156 states [2024-04-05 06:16:01,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 06:16:02,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 156 interpolants. [2024-04-05 06:16:02,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2108, Invalid=22072, Unknown=0, NotChecked=0, Total=24180 [2024-04-05 06:16:02,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:16:02,003 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 06:16:02,004 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 156 states, 156 states have (on average 6.4423076923076925) internal successors, (1005), 156 states have internal predecessors, (1005), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 06:16:02,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:16:02,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:16:02,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:16:02,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:16:02,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 06:16:02,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 06:16:02,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-04-05 06:16:02,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 06:16:02,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-05 06:16:02,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 167 states. [2024-04-05 06:16:02,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 156 states. [2024-04-05 06:16:02,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:16:08,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:16:08,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:16:08,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:16:08,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:16:08,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 06:16:08,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 06:16:08,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-04-05 06:16:08,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 06:16:08,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-05 06:16:08,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 167 states. [2024-04-05 06:16:08,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 156 states. [2024-04-05 06:16:08,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2024-04-05 06:16:08,208 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-04-05 06:16:08,408 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 06:16:08,408 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 06:16:08,408 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 06:16:08,408 INFO L85 PathProgramCache]: Analyzing trace with hash -2139564738, now seen corresponding path program 9 times [2024-04-05 06:16:08,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 06:16:08,409 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202282559] [2024-04-05 06:16:08,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 06:16:08,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 06:16:08,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 06:16:10,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2144 backedges. 570 proven. 1573 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 06:16:10,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 06:16:10,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202282559] [2024-04-05 06:16:10,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1202282559] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 06:16:10,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [624805616] [2024-04-05 06:16:10,157 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-05 06:16:10,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 06:16:10,158 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 06:16:10,159 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 06:16:10,159 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-04-05 06:16:10,543 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 13 check-sat command(s) [2024-04-05 06:16:10,543 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 06:16:10,549 INFO L262 TraceCheckSpWp]: Trace formula consists of 833 conjuncts, 76 conjunts are in the unsatisfiable core [2024-04-05 06:16:10,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 06:16:14,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2144 backedges. 97 proven. 1410 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2024-04-05 06:16:14,680 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 06:16:20,166 INFO L134 CoverageAnalysis]: Checked inductivity of 2144 backedges. 1429 proven. 78 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2024-04-05 06:16:20,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [624805616] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 06:16:20,166 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 06:16:20,166 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 77, 66] total 194 [2024-04-05 06:16:20,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042418541] [2024-04-05 06:16:20,166 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 06:16:20,167 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 194 states [2024-04-05 06:16:20,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 06:16:20,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 194 interpolants. [2024-04-05 06:16:20,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2647, Invalid=34795, Unknown=0, NotChecked=0, Total=37442 [2024-04-05 06:16:20,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:16:20,171 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 06:16:20,171 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 194 states, 194 states have (on average 5.530927835051546) internal successors, (1073), 194 states have internal predecessors, (1073), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 06:16:20,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:16:20,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:16:20,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:16:20,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:16:20,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 06:16:20,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 06:16:20,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-04-05 06:16:20,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 06:16:20,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-05 06:16:20,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 167 states. [2024-04-05 06:16:20,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 156 states. [2024-04-05 06:16:20,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2024-04-05 06:16:20,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:16:50,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:16:50,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:16:50,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:16:50,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:16:50,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 06:16:50,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 06:16:50,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2024-04-05 06:16:50,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-04-05 06:16:50,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-05 06:16:50,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 167 states. [2024-04-05 06:16:50,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 159 states. [2024-04-05 06:16:50,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 172 states. [2024-04-05 06:16:50,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 366 states. [2024-04-05 06:16:50,552 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-04-05 06:16:50,752 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-04-05 06:16:50,752 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 06:16:50,753 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 06:16:50,753 INFO L85 PathProgramCache]: Analyzing trace with hash -651484228, now seen corresponding path program 10 times [2024-04-05 06:16:50,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 06:16:50,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [773657085] [2024-04-05 06:16:50,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 06:16:50,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 06:16:50,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 06:16:52,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2314 backedges. 1533 proven. 781 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 06:16:52,622 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 06:16:52,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [773657085] [2024-04-05 06:16:52,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [773657085] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 06:16:52,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [196880960] [2024-04-05 06:16:52,622 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-05 06:16:52,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 06:16:52,622 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 06:16:52,623 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 06:16:52,625 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-04-05 06:16:52,804 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-05 06:16:52,804 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 06:16:52,807 INFO L262 TraceCheckSpWp]: Trace formula consists of 799 conjuncts, 58 conjunts are in the unsatisfiable core [2024-04-05 06:16:52,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 06:16:55,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2314 backedges. 1266 proven. 679 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2024-04-05 06:16:55,238 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 06:16:58,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2314 backedges. 1308 proven. 637 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2024-04-05 06:16:58,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [196880960] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 06:16:58,200 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 06:16:58,200 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [60, 59, 59] total 169 [2024-04-05 06:16:58,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228434613] [2024-04-05 06:16:58,200 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 06:16:58,201 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 169 states [2024-04-05 06:16:58,201 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 06:16:58,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 169 interpolants. [2024-04-05 06:16:58,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3055, Invalid=25337, Unknown=0, NotChecked=0, Total=28392 [2024-04-05 06:16:58,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:16:58,204 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 06:16:58,204 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 169 states, 169 states have (on average 6.0828402366863905) internal successors, (1028), 169 states have internal predecessors, (1028), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 06:16:58,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:16:58,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:16:58,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:16:58,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:16:58,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 06:16:58,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 06:16:58,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2024-04-05 06:16:58,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-04-05 06:16:58,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-05 06:16:58,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 167 states. [2024-04-05 06:16:58,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 159 states. [2024-04-05 06:16:58,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 172 states. [2024-04-05 06:16:58,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 366 states. [2024-04-05 06:16:58,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:17:00,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:17:00,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:17:00,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:17:00,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:17:00,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 06:17:00,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 06:17:00,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2024-04-05 06:17:00,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-04-05 06:17:00,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-05 06:17:00,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 167 states. [2024-04-05 06:17:00,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 159 states. [2024-04-05 06:17:00,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 172 states. [2024-04-05 06:17:00,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 366 states. [2024-04-05 06:17:00,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-04-05 06:17:00,872 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-04-05 06:17:01,072 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-04-05 06:17:01,072 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 06:17:01,072 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 06:17:01,073 INFO L85 PathProgramCache]: Analyzing trace with hash 2038408501, now seen corresponding path program 11 times [2024-04-05 06:17:01,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 06:17:01,073 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123384581] [2024-04-05 06:17:01,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 06:17:01,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 06:17:01,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 06:17:02,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2419 backedges. 578 proven. 1841 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 06:17:02,940 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 06:17:02,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [123384581] [2024-04-05 06:17:02,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [123384581] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 06:17:02,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [804361837] [2024-04-05 06:17:02,940 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-05 06:17:02,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 06:17:02,940 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 06:17:02,941 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 06:17:02,968 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-04-05 06:17:03,207 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 15 check-sat command(s) [2024-04-05 06:17:03,208 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 06:17:03,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 883 conjuncts, 84 conjunts are in the unsatisfiable core [2024-04-05 06:17:03,217 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 06:17:07,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2419 backedges. 1593 proven. 826 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 06:17:07,597 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 06:17:13,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2419 backedges. 1677 proven. 742 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 06:17:13,506 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [804361837] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 06:17:13,506 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 06:17:13,506 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [59, 85, 85] total 225 [2024-04-05 06:17:13,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437904417] [2024-04-05 06:17:13,506 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 06:17:13,507 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 225 states [2024-04-05 06:17:13,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 06:17:13,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 225 interpolants. [2024-04-05 06:17:13,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5168, Invalid=45232, Unknown=0, NotChecked=0, Total=50400 [2024-04-05 06:17:13,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:17:13,511 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 06:17:13,520 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 225 states, 225 states have (on average 6.088888888888889) internal successors, (1370), 225 states have internal predecessors, (1370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 06:17:13,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:17:13,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:17:13,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:17:13,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:17:13,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 06:17:13,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 06:17:13,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2024-04-05 06:17:13,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-04-05 06:17:13,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-05 06:17:13,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 167 states. [2024-04-05 06:17:13,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 159 states. [2024-04-05 06:17:13,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 172 states. [2024-04-05 06:17:13,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 366 states. [2024-04-05 06:17:13,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-04-05 06:17:13,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:17:23,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:17:23,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:17:23,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:17:23,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:17:23,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 06:17:23,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 06:17:23,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2024-04-05 06:17:23,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-04-05 06:17:23,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-05 06:17:23,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 167 states. [2024-04-05 06:17:23,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 159 states. [2024-04-05 06:17:23,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 172 states. [2024-04-05 06:17:23,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 366 states. [2024-04-05 06:17:23,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-04-05 06:17:23,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 227 states. [2024-04-05 06:17:23,436 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-04-05 06:17:23,636 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-04-05 06:17:23,636 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 06:17:23,637 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 06:17:23,637 INFO L85 PathProgramCache]: Analyzing trace with hash -805492155, now seen corresponding path program 12 times [2024-04-05 06:17:23,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 06:17:23,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097263386] [2024-04-05 06:17:23,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 06:17:23,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 06:17:23,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 06:17:26,008 INFO L134 CoverageAnalysis]: Checked inductivity of 4579 backedges. 678 proven. 3373 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2024-04-05 06:17:26,008 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 06:17:26,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097263386] [2024-04-05 06:17:26,008 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1097263386] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 06:17:26,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [637762771] [2024-04-05 06:17:26,009 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-05 06:17:26,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 06:17:26,009 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 06:17:26,010 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 06:17:26,012 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-04-05 06:17:31,375 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 27 check-sat command(s) [2024-04-05 06:17:31,375 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 06:17:31,388 INFO L262 TraceCheckSpWp]: Trace formula consists of 1084 conjuncts, 60 conjunts are in the unsatisfiable core [2024-04-05 06:17:31,394 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 06:17:34,375 INFO L134 CoverageAnalysis]: Checked inductivity of 4579 backedges. 28 proven. 1925 refuted. 0 times theorem prover too weak. 2626 trivial. 0 not checked. [2024-04-05 06:17:34,375 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 06:17:35,218 INFO L134 CoverageAnalysis]: Checked inductivity of 4579 backedges. 132 proven. 92 refuted. 0 times theorem prover too weak. 4355 trivial. 0 not checked. [2024-04-05 06:17:35,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [637762771] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 06:17:35,218 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 06:17:35,219 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [63, 61, 12] total 130 [2024-04-05 06:17:35,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1396140561] [2024-04-05 06:17:35,219 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 06:17:35,220 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 130 states [2024-04-05 06:17:35,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 06:17:35,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 130 interpolants. [2024-04-05 06:17:35,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=791, Invalid=15979, Unknown=0, NotChecked=0, Total=16770 [2024-04-05 06:17:35,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:17:35,222 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 06:17:35,222 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 130 states, 130 states have (on average 7.1) internal successors, (923), 130 states have internal predecessors, (923), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 06:17:35,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:17:35,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:17:35,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:17:35,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:17:35,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 06:17:35,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 06:17:35,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2024-04-05 06:17:35,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-04-05 06:17:35,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-05 06:17:35,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 167 states. [2024-04-05 06:17:35,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 159 states. [2024-04-05 06:17:35,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 172 states. [2024-04-05 06:17:35,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 366 states. [2024-04-05 06:17:35,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-04-05 06:17:35,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 227 states. [2024-04-05 06:17:35,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:17:54,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:17:54,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:17:54,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:17:54,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:17:54,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 06:17:54,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 06:17:54,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2024-04-05 06:17:54,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-04-05 06:17:54,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-05 06:17:54,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 167 states. [2024-04-05 06:17:54,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2024-04-05 06:17:54,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2024-04-05 06:17:54,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 368 states. [2024-04-05 06:17:54,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-04-05 06:17:54,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2024-04-05 06:17:54,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 299 states. [2024-04-05 06:17:54,502 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-04-05 06:17:54,702 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-04-05 06:17:54,703 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 06:17:54,703 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 06:17:54,703 INFO L85 PathProgramCache]: Analyzing trace with hash 1547791483, now seen corresponding path program 13 times [2024-04-05 06:17:54,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 06:17:54,703 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773497649] [2024-04-05 06:17:54,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 06:17:54,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 06:17:54,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 06:17:58,811 INFO L134 CoverageAnalysis]: Checked inductivity of 4883 backedges. 2256 proven. 2627 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 06:17:58,811 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 06:17:58,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773497649] [2024-04-05 06:17:58,811 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1773497649] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 06:17:58,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [514973494] [2024-04-05 06:17:58,811 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-05 06:17:58,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 06:17:58,812 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 06:17:58,813 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 06:17:58,815 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-04-05 06:17:59,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 06:17:59,054 INFO L262 TraceCheckSpWp]: Trace formula consists of 1117 conjuncts, 110 conjunts are in the unsatisfiable core [2024-04-05 06:17:59,060 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 06:18:05,424 INFO L134 CoverageAnalysis]: Checked inductivity of 4883 backedges. 2064 proven. 2802 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-04-05 06:18:05,425 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 06:18:12,609 INFO L134 CoverageAnalysis]: Checked inductivity of 4883 backedges. 2240 proven. 2626 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-04-05 06:18:12,609 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [514973494] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 06:18:12,609 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 06:18:12,609 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [89, 111, 111] total 306 [2024-04-05 06:18:12,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818339575] [2024-04-05 06:18:12,609 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 06:18:12,610 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 306 states [2024-04-05 06:18:12,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 06:18:12,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 306 interpolants. [2024-04-05 06:18:12,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8213, Invalid=85117, Unknown=0, NotChecked=0, Total=93330 [2024-04-05 06:18:12,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:18:12,617 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 06:18:12,617 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 306 states, 306 states have (on average 5.643790849673203) internal successors, (1727), 306 states have internal predecessors, (1727), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 06:18:12,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:18:12,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:18:12,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:18:12,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:18:12,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 06:18:12,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 06:18:12,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 141 states. [2024-04-05 06:18:12,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-04-05 06:18:12,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-05 06:18:12,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 167 states. [2024-04-05 06:18:12,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2024-04-05 06:18:12,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2024-04-05 06:18:12,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 368 states. [2024-04-05 06:18:12,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-04-05 06:18:12,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2024-04-05 06:18:12,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 299 states. [2024-04-05 06:18:12,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:18:25,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:18:25,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:18:25,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:18:25,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:18:25,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 06:18:25,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 06:18:25,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2024-04-05 06:18:25,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-04-05 06:18:25,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-05 06:18:25,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 167 states. [2024-04-05 06:18:25,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2024-04-05 06:18:25,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2024-04-05 06:18:25,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 368 states. [2024-04-05 06:18:25,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-04-05 06:18:25,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2024-04-05 06:18:25,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 299 states. [2024-04-05 06:18:25,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 272 states. [2024-04-05 06:18:25,813 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2024-04-05 06:18:26,011 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-04-05 06:18:26,012 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 06:18:26,012 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 06:18:26,012 INFO L85 PathProgramCache]: Analyzing trace with hash -1791221516, now seen corresponding path program 14 times [2024-04-05 06:18:26,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 06:18:26,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267060622] [2024-04-05 06:18:26,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 06:18:26,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 06:18:26,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 06:18:30,699 INFO L134 CoverageAnalysis]: Checked inductivity of 5749 backedges. 2450 proven. 3299 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 06:18:30,699 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 06:18:30,699 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267060622] [2024-04-05 06:18:30,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [267060622] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 06:18:30,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2003946805] [2024-04-05 06:18:30,700 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-05 06:18:30,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 06:18:30,700 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 06:18:30,701 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 06:18:30,704 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-04-05 06:18:30,966 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-05 06:18:30,966 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 06:18:30,979 INFO L262 TraceCheckSpWp]: Trace formula consists of 1197 conjuncts, 114 conjunts are in the unsatisfiable core [2024-04-05 06:18:31,006 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 06:18:36,722 INFO L134 CoverageAnalysis]: Checked inductivity of 5749 backedges. 2732 proven. 2926 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2024-04-05 06:18:36,723 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 06:18:43,718 INFO L134 CoverageAnalysis]: Checked inductivity of 5749 backedges. 2823 proven. 2835 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2024-04-05 06:18:43,719 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2003946805] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 06:18:43,719 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 06:18:43,719 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [95, 115, 115] total 320 [2024-04-05 06:18:43,719 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801950251] [2024-04-05 06:18:43,719 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 06:18:43,720 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 320 states [2024-04-05 06:18:43,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 06:18:43,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 320 interpolants. [2024-04-05 06:18:43,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8927, Invalid=93153, Unknown=0, NotChecked=0, Total=102080 [2024-04-05 06:18:43,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:18:43,728 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 06:18:43,729 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 320 states, 320 states have (on average 5.646875) internal successors, (1807), 320 states have internal predecessors, (1807), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 06:18:43,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:18:43,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:18:43,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:18:43,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:18:43,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 06:18:43,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 06:18:43,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 141 states. [2024-04-05 06:18:43,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-04-05 06:18:43,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-05 06:18:43,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 167 states. [2024-04-05 06:18:43,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2024-04-05 06:18:43,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2024-04-05 06:18:43,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 368 states. [2024-04-05 06:18:43,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-04-05 06:18:43,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2024-04-05 06:18:43,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 299 states. [2024-04-05 06:18:43,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 272 states. [2024-04-05 06:18:43,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:18:58,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:18:58,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:18:58,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:18:58,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:18:58,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 06:18:58,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 06:18:58,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2024-04-05 06:18:58,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-04-05 06:18:58,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-05 06:18:58,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 167 states. [2024-04-05 06:18:58,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2024-04-05 06:18:58,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2024-04-05 06:18:58,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 368 states. [2024-04-05 06:18:58,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-04-05 06:18:58,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2024-04-05 06:18:58,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 299 states. [2024-04-05 06:18:58,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 272 states. [2024-04-05 06:18:58,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2024-04-05 06:18:58,187 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-04-05 06:18:58,385 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-04-05 06:18:58,385 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 06:18:58,386 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 06:18:58,386 INFO L85 PathProgramCache]: Analyzing trace with hash 646307309, now seen corresponding path program 15 times [2024-04-05 06:18:58,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 06:18:58,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108044427] [2024-04-05 06:18:58,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 06:18:58,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 06:18:58,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 06:19:03,451 INFO L134 CoverageAnalysis]: Checked inductivity of 6707 backedges. 2652 proven. 4055 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 06:19:03,452 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 06:19:03,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108044427] [2024-04-05 06:19:03,452 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108044427] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 06:19:03,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [185870678] [2024-04-05 06:19:03,452 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-05 06:19:03,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 06:19:03,452 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 06:19:03,453 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 06:19:03,455 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-04-05 06:19:04,776 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 21 check-sat command(s) [2024-04-05 06:19:04,776 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 06:19:04,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 1165 conjuncts, 98 conjunts are in the unsatisfiable core [2024-04-05 06:19:04,792 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 06:19:09,953 INFO L134 CoverageAnalysis]: Checked inductivity of 6707 backedges. 217 proven. 3655 refuted. 0 times theorem prover too weak. 2835 trivial. 0 not checked. [2024-04-05 06:19:09,953 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 06:19:17,992 INFO L134 CoverageAnalysis]: Checked inductivity of 6707 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 3052 trivial. 0 not checked. [2024-04-05 06:19:17,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [185870678] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 06:19:17,992 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 06:19:17,993 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [101, 90, 85] total 272 [2024-04-05 06:19:17,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120835865] [2024-04-05 06:19:17,993 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 06:19:17,994 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 272 states [2024-04-05 06:19:17,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 06:19:17,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 272 interpolants. [2024-04-05 06:19:17,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4751, Invalid=68961, Unknown=0, NotChecked=0, Total=73712 [2024-04-05 06:19:17,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:19:17,998 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 06:19:17,999 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 272 states, 272 states have (on average 6.125) internal successors, (1666), 272 states have internal predecessors, (1666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 06:19:17,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:19:17,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:19:17,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:19:17,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:19:17,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 06:19:17,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 06:19:17,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 141 states. [2024-04-05 06:19:17,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-04-05 06:19:17,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-05 06:19:18,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 167 states. [2024-04-05 06:19:18,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2024-04-05 06:19:18,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2024-04-05 06:19:18,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 368 states. [2024-04-05 06:19:18,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-04-05 06:19:18,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2024-04-05 06:19:18,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 299 states. [2024-04-05 06:19:18,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 272 states. [2024-04-05 06:19:18,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2024-04-05 06:19:18,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:21:48,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:21:48,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:21:48,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:21:48,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:21:48,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 06:21:48,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 06:21:48,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2024-04-05 06:21:48,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-04-05 06:21:48,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-05 06:21:48,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 167 states. [2024-04-05 06:21:48,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2024-04-05 06:21:48,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2024-04-05 06:21:48,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 368 states. [2024-04-05 06:21:48,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-04-05 06:21:48,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2024-04-05 06:21:48,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 299 states. [2024-04-05 06:21:48,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 272 states. [2024-04-05 06:21:48,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2024-04-05 06:21:48,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 734 states. [2024-04-05 06:21:48,286 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2024-04-05 06:21:48,486 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,19 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 06:21:48,487 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 06:21:48,487 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 06:21:48,487 INFO L85 PathProgramCache]: Analyzing trace with hash -1529180691, now seen corresponding path program 16 times [2024-04-05 06:21:48,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 06:21:48,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697723923] [2024-04-05 06:21:48,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 06:21:48,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 06:21:48,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 06:22:29,903 INFO L134 CoverageAnalysis]: Checked inductivity of 18737 backedges. 14120 proven. 4617 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 06:22:29,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 06:22:29,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697723923] [2024-04-05 06:22:29,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [697723923] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 06:22:29,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [156447351] [2024-04-05 06:22:29,904 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-05 06:22:29,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 06:22:29,904 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 06:22:29,906 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 06:22:29,909 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-04-05 06:22:30,270 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-05 06:22:30,270 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 06:22:30,278 INFO L262 TraceCheckSpWp]: Trace formula consists of 1837 conjuncts, 118 conjunts are in the unsatisfiable core [2024-04-05 06:22:30,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 06:22:43,588 INFO L134 CoverageAnalysis]: Checked inductivity of 18737 backedges. 9314 proven. 3242 refuted. 0 times theorem prover too weak. 6181 trivial. 0 not checked. [2024-04-05 06:22:43,588 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 06:22:59,166 INFO L134 CoverageAnalysis]: Checked inductivity of 18737 backedges. 9504 proven. 3052 refuted. 0 times theorem prover too weak. 6181 trivial. 0 not checked. [2024-04-05 06:22:59,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [156447351] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 06:22:59,166 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 06:22:59,167 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [293, 119, 119] total 523 [2024-04-05 06:22:59,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631407729] [2024-04-05 06:22:59,167 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 06:22:59,169 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 523 states [2024-04-05 06:22:59,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 06:22:59,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 523 interpolants. [2024-04-05 06:22:59,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19565, Invalid=253441, Unknown=0, NotChecked=0, Total=273006 [2024-04-05 06:22:59,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:22:59,187 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 06:22:59,189 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 523 states, 523 states have (on average 4.347992351816443) internal successors, (2274), 523 states have internal predecessors, (2274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 06:22:59,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:22:59,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:22:59,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:22:59,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:22:59,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 06:22:59,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 06:22:59,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 141 states. [2024-04-05 06:22:59,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-04-05 06:22:59,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-05 06:22:59,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 167 states. [2024-04-05 06:22:59,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2024-04-05 06:22:59,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2024-04-05 06:22:59,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 368 states. [2024-04-05 06:22:59,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-04-05 06:22:59,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2024-04-05 06:22:59,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 299 states. [2024-04-05 06:22:59,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 272 states. [2024-04-05 06:22:59,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2024-04-05 06:22:59,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 734 states. [2024-04-05 06:22:59,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:23:06,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:23:06,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:23:06,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:23:06,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:23:06,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 06:23:06,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 06:23:06,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2024-04-05 06:23:06,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-04-05 06:23:06,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-05 06:23:06,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 167 states. [2024-04-05 06:23:06,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2024-04-05 06:23:06,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2024-04-05 06:23:06,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 368 states. [2024-04-05 06:23:06,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-04-05 06:23:06,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2024-04-05 06:23:06,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 299 states. [2024-04-05 06:23:06,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 272 states. [2024-04-05 06:23:06,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2024-04-05 06:23:06,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 734 states. [2024-04-05 06:23:06,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-05 06:23:06,128 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2024-04-05 06:23:06,324 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,20 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 06:23:06,325 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 06:23:06,325 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 06:23:06,325 INFO L85 PathProgramCache]: Analyzing trace with hash -255727066, now seen corresponding path program 17 times [2024-04-05 06:23:06,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 06:23:06,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190798414] [2024-04-05 06:23:06,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 06:23:06,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 06:23:06,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 06:23:46,868 INFO L134 CoverageAnalysis]: Checked inductivity of 18962 backedges. 14120 proven. 4842 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 06:23:46,869 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 06:23:46,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [190798414] [2024-04-05 06:23:46,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [190798414] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 06:23:46,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2092189206] [2024-04-05 06:23:46,869 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-05 06:23:46,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 06:23:46,869 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 06:23:46,870 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 06:23:46,872 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-04-05 06:23:48,912 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 41 check-sat command(s) [2024-04-05 06:23:48,912 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 06:23:48,932 INFO L262 TraceCheckSpWp]: Trace formula consists of 1951 conjuncts, 142 conjunts are in the unsatisfiable core [2024-04-05 06:23:48,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 06:24:01,799 INFO L134 CoverageAnalysis]: Checked inductivity of 18962 backedges. 15685 proven. 3277 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 06:24:01,799 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 06:24:17,367 INFO L134 CoverageAnalysis]: Checked inductivity of 18962 backedges. 15685 proven. 3277 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 06:24:17,367 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2092189206] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 06:24:17,367 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 06:24:17,368 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [295, 143, 143] total 574 [2024-04-05 06:24:17,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135969746] [2024-04-05 06:24:17,368 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 06:24:17,377 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 574 states [2024-04-05 06:24:17,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 06:24:17,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 574 interpolants. [2024-04-05 06:24:17,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26269, Invalid=302633, Unknown=0, NotChecked=0, Total=328902 [2024-04-05 06:24:17,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:24:17,403 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 06:24:17,424 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 574 states, 574 states have (on average 5.806620209059234) internal successors, (3333), 574 states have internal predecessors, (3333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 06:24:17,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:24:17,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:24:17,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:24:17,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:24:17,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 06:24:17,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 06:24:17,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 141 states. [2024-04-05 06:24:17,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-04-05 06:24:17,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-05 06:24:17,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 167 states. [2024-04-05 06:24:17,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2024-04-05 06:24:17,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2024-04-05 06:24:17,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 368 states. [2024-04-05 06:24:17,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-04-05 06:24:17,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2024-04-05 06:24:17,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 299 states. [2024-04-05 06:24:17,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 272 states. [2024-04-05 06:24:17,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2024-04-05 06:24:17,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 734 states. [2024-04-05 06:24:17,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-05 06:24:17,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:24:27,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:24:27,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:24:27,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:24:27,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:24:27,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 06:24:27,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 06:24:27,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2024-04-05 06:24:27,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-04-05 06:24:27,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-05 06:24:27,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 167 states. [2024-04-05 06:24:27,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2024-04-05 06:24:27,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2024-04-05 06:24:27,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 368 states. [2024-04-05 06:24:27,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-04-05 06:24:27,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 232 states. [2024-04-05 06:24:27,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 299 states. [2024-04-05 06:24:27,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 272 states. [2024-04-05 06:24:27,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2024-04-05 06:24:27,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 734 states. [2024-04-05 06:24:27,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-05 06:24:27,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2024-04-05 06:24:27,748 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2024-04-05 06:24:27,948 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2024-04-05 06:24:27,948 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 06:24:27,949 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 06:24:27,949 INFO L85 PathProgramCache]: Analyzing trace with hash 2107510425, now seen corresponding path program 18 times [2024-04-05 06:24:27,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 06:24:27,949 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444788082] [2024-04-05 06:24:27,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 06:24:27,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 06:24:28,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 06:24:44,110 INFO L134 CoverageAnalysis]: Checked inductivity of 21965 backedges. 13890 proven. 8065 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-04-05 06:24:44,111 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 06:24:44,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444788082] [2024-04-05 06:24:44,111 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [444788082] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 06:24:44,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2110312784] [2024-04-05 06:24:44,111 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-05 06:24:44,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 06:24:44,111 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 06:24:44,112 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 06:24:44,113 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-04-05 06:25:31,566 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 41 check-sat command(s) [2024-04-05 06:25:31,566 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 06:25:31,657 INFO L262 TraceCheckSpWp]: Trace formula consists of 2105 conjuncts, 258 conjunts are in the unsatisfiable core [2024-04-05 06:25:31,668 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 06:25:59,429 INFO L134 CoverageAnalysis]: Checked inductivity of 21965 backedges. 313 proven. 15685 refuted. 0 times theorem prover too weak. 5967 trivial. 0 not checked. [2024-04-05 06:25:59,429 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 06:26:50,023 INFO L134 CoverageAnalysis]: Checked inductivity of 21965 backedges. 0 proven. 15685 refuted. 0 times theorem prover too weak. 6280 trivial. 0 not checked. [2024-04-05 06:26:50,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2110312784] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 06:26:50,023 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 06:26:50,023 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [167, 242, 237] total 642 [2024-04-05 06:26:50,024 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933616419] [2024-04-05 06:26:50,024 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 06:26:50,025 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 642 states [2024-04-05 06:26:50,025 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 06:26:50,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 642 interpolants. [2024-04-05 06:26:50,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27617, Invalid=383905, Unknown=0, NotChecked=0, Total=411522 [2024-04-05 06:26:50,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:26:50,044 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 06:26:50,046 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 642 states, 642 states have (on average 4.696261682242991) internal successors, (3015), 642 states have internal predecessors, (3015), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 06:26:50,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 06:26:50,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 06:26:50,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 06:26:50,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 06:26:50,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 06:26:50,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 06:26:50,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 141 states. [2024-04-05 06:26:50,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-04-05 06:26:50,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-05 06:26:50,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 167 states. [2024-04-05 06:26:50,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2024-04-05 06:26:50,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2024-04-05 06:26:50,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 368 states. [2024-04-05 06:26:50,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-04-05 06:26:50,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 232 states. [2024-04-05 06:26:50,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 299 states. [2024-04-05 06:26:50,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 272 states. [2024-04-05 06:26:50,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2024-04-05 06:26:50,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 734 states. [2024-04-05 06:26:50,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-05 06:26:50,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 155 states. [2024-04-05 06:26:50,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2024-04-05 06:29:12,417 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2024-04-05 06:29:12,425 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 06:29:12,426 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 06:29:12,426 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 06:29:12,589 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,22 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 06:29:12,590 WARN L619 AbstractCegarLoop]: Verification canceled: while PredicateComparison was comparing new predicate (quantifier-free) to 997 known predicates. [2024-04-05 06:29:12,592 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-04-05 06:29:12,592 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-04-05 06:29:12,592 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-04-05 06:29:12,592 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-04-05 06:29:12,595 INFO L445 BasicCegarLoop]: Path program histogram: [18, 2, 1, 1] [2024-04-05 06:29:12,598 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-05 06:29:12,598 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-05 06:29:12,600 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 06:29:12 BasicIcfg [2024-04-05 06:29:12,600 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-05 06:29:12,600 INFO L158 Benchmark]: Toolchain (without parser) took 843005.31ms. Allocated memory was 170.9MB in the beginning and 3.0GB in the end (delta: 2.8GB). Free memory was 106.7MB in the beginning and 1.9GB in the end (delta: -1.7GB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. [2024-04-05 06:29:12,600 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 170.9MB. Free memory is still 112.5MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-05 06:29:12,601 INFO L158 Benchmark]: CACSL2BoogieTranslator took 234.73ms. Allocated memory is still 170.9MB. Free memory was 106.6MB in the beginning and 94.8MB in the end (delta: 11.7MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-04-05 06:29:12,601 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.43ms. Allocated memory is still 170.9MB. Free memory was 94.8MB in the beginning and 93.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-05 06:29:12,601 INFO L158 Benchmark]: Boogie Preprocessor took 31.33ms. Allocated memory is still 170.9MB. Free memory was 93.0MB in the beginning and 91.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-05 06:29:12,601 INFO L158 Benchmark]: RCFGBuilder took 375.75ms. Allocated memory is still 170.9MB. Free memory was 91.3MB in the beginning and 134.9MB in the end (delta: -43.6MB). Peak memory consumption was 11.3MB. Max. memory is 8.0GB. [2024-04-05 06:29:12,601 INFO L158 Benchmark]: TraceAbstraction took 842315.67ms. Allocated memory was 170.9MB in the beginning and 3.0GB in the end (delta: 2.8GB). Free memory was 133.4MB in the beginning and 1.9GB in the end (delta: -1.7GB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. [2024-04-05 06:29:12,602 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 170.9MB. Free memory is still 112.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 234.73ms. Allocated memory is still 170.9MB. Free memory was 106.6MB in the beginning and 94.8MB in the end (delta: 11.7MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 43.43ms. Allocated memory is still 170.9MB. Free memory was 94.8MB in the beginning and 93.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 31.33ms. Allocated memory is still 170.9MB. Free memory was 93.0MB in the beginning and 91.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 375.75ms. Allocated memory is still 170.9MB. Free memory was 91.3MB in the beginning and 134.9MB in the end (delta: -43.6MB). Peak memory consumption was 11.3MB. Max. memory is 8.0GB. * TraceAbstraction took 842315.67ms. Allocated memory was 170.9MB in the beginning and 3.0GB in the end (delta: 2.8GB). Free memory was 133.4MB in the beginning and 1.9GB in the end (delta: -1.7GB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 430262, independent: 378935, independent conditional: 375731, independent unconditional: 3204, dependent: 51327, dependent conditional: 48881, dependent unconditional: 2446, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 378935, independent: 378935, independent conditional: 375731, independent unconditional: 3204, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 378935, independent: 378935, independent conditional: 375731, independent unconditional: 3204, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 378935, independent: 378935, independent conditional: 375731, independent unconditional: 3204, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 378935, independent: 378935, independent conditional: 44737, independent unconditional: 334198, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 378935, independent: 378935, independent conditional: 42930, independent unconditional: 336005, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 378935, independent: 378935, independent conditional: 42930, independent unconditional: 336005, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1028, independent: 1028, independent conditional: 3, independent unconditional: 1025, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1028, independent: 1028, independent conditional: 0, independent unconditional: 1028, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 378935, independent: 377907, independent conditional: 42927, independent unconditional: 334980, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1028, unknown conditional: 3, unknown unconditional: 1025] , Statistics on independence cache: Total cache size (in pairs): 1028, Positive cache size: 1028, Positive conditional cache size: 3, Positive unconditional cache size: 1025, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1807, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 378935, independent: 378935, independent conditional: 44737, independent unconditional: 334198, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 378935, independent: 378935, independent conditional: 42930, independent unconditional: 336005, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 378935, independent: 378935, independent conditional: 42930, independent unconditional: 336005, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1028, independent: 1028, independent conditional: 3, independent unconditional: 1025, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1028, independent: 1028, independent conditional: 0, independent unconditional: 1028, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 378935, independent: 377907, independent conditional: 42927, independent unconditional: 334980, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1028, unknown conditional: 3, unknown unconditional: 1025] , Statistics on independence cache: Total cache size (in pairs): 1028, Positive cache size: 1028, Positive conditional cache size: 3, Positive unconditional cache size: 1025, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1807 ], Independence queries for same thread: 51327 - TimeoutResultAtElement [Line: 90]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 997 known predicates. - TimeoutResultAtElement [Line: 82]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 997 known predicates. - TimeoutResultAtElement [Line: 84]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 997 known predicates. - TimeoutResultAtElement [Line: 83]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 997 known predicates. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 191 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 842.2s, OverallIterations: 22, TraceHistogramMax: 0, PathProgramHistogramMax: 18, EmptinessCheckTime: 429.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 3749, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 58.3s SatisfiabilityAnalysisTime, 347.6s InterpolantComputationTime, 20606 NumberOfCodeBlocks, 20451 NumberOfCodeBlocksAsserted, 216 NumberOfCheckSat, 30716 ConstructedInterpolants, 0 QuantifiedInterpolants, 191633 SizeOfPredicates, 1358 NumberOfNonLiveVariables, 17814 ConjunctsInSsa, 1370 ConjunctsInUnsatCore, 62 InterpolantComputations, 2 PerfectInterpolantSequences, 169697/280238 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown