/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking SLEEP_SET --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 2 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread/fib_safe-5.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-04 07:35:51,469 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-04 07:35:51,537 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-04 07:35:51,541 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-04 07:35:51,541 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-04 07:35:51,583 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-04 07:35:51,584 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-04 07:35:51,584 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-04 07:35:51,585 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-04 07:35:51,589 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-04 07:35:51,589 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-04 07:35:51,590 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-04 07:35:51,590 INFO L153 SettingsManager]: * Use SBE=true [2024-04-04 07:35:51,591 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-04 07:35:51,592 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-04 07:35:51,592 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-04 07:35:51,592 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-04 07:35:51,592 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-04 07:35:51,592 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-04 07:35:51,593 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-04 07:35:51,593 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-04 07:35:51,593 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-04 07:35:51,593 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-04 07:35:51,595 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-04 07:35:51,595 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-04 07:35:51,595 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-04 07:35:51,595 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-04 07:35:51,595 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-04 07:35:51,596 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-04 07:35:51,596 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 07:35:51,597 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-04 07:35:51,597 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-04 07:35:51,597 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-04 07:35:51,598 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-04 07:35:51,598 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-04 07:35:51,598 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-04 07:35:51,598 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-04 07:35:51,598 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-04 07:35:51,598 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-04 07:35:51,599 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 2 [2024-04-04 07:35:51,822 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-04 07:35:51,853 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-04 07:35:51,856 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-04 07:35:51,857 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-04 07:35:51,858 INFO L274 PluginConnector]: CDTParser initialized [2024-04-04 07:35:51,859 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread/fib_safe-5.i [2024-04-04 07:35:53,085 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-04 07:35:53,331 INFO L384 CDTParser]: Found 1 translation units. [2024-04-04 07:35:53,331 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/fib_safe-5.i [2024-04-04 07:35:53,349 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/6f19da21f/6826e5503c014608ae9c7baef1a13526/FLAGa6b7c47f6 [2024-04-04 07:35:53,361 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/6f19da21f/6826e5503c014608ae9c7baef1a13526 [2024-04-04 07:35:53,363 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-04 07:35:53,365 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-04 07:35:53,366 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-04 07:35:53,366 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-04 07:35:53,370 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-04 07:35:53,371 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 07:35:53" (1/1) ... [2024-04-04 07:35:53,372 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@92330b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 07:35:53, skipping insertion in model container [2024-04-04 07:35:53,372 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 07:35:53" (1/1) ... [2024-04-04 07:35:53,408 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-04 07:35:53,702 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/fib_safe-5.i[30241,30254] [2024-04-04 07:35:53,725 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 07:35:53,738 INFO L202 MainTranslator]: Completed pre-run [2024-04-04 07:35:53,770 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/fib_safe-5.i[30241,30254] [2024-04-04 07:35:53,776 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 07:35:53,801 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 07:35:53,801 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 07:35:53,808 INFO L206 MainTranslator]: Completed translation [2024-04-04 07:35:53,809 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 07:35:53 WrapperNode [2024-04-04 07:35:53,809 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-04 07:35:53,810 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-04 07:35:53,810 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-04 07:35:53,810 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-04 07:35:53,817 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 07:35:53" (1/1) ... [2024-04-04 07:35:53,845 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 07:35:53" (1/1) ... [2024-04-04 07:35:53,873 INFO L138 Inliner]: procedures = 165, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2024-04-04 07:35:53,874 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-04 07:35:53,875 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-04 07:35:53,875 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-04 07:35:53,875 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-04 07:35:53,883 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 07:35:53" (1/1) ... [2024-04-04 07:35:53,883 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 07:35:53" (1/1) ... [2024-04-04 07:35:53,890 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 07:35:53" (1/1) ... [2024-04-04 07:35:53,890 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 07:35:53" (1/1) ... [2024-04-04 07:35:53,903 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 07:35:53" (1/1) ... [2024-04-04 07:35:53,906 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 07:35:53" (1/1) ... [2024-04-04 07:35:53,908 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 07:35:53" (1/1) ... [2024-04-04 07:35:53,909 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 07:35:53" (1/1) ... [2024-04-04 07:35:53,911 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-04 07:35:53,918 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-04 07:35:53,918 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-04 07:35:53,918 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-04 07:35:53,919 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 07:35:53" (1/1) ... [2024-04-04 07:35:53,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 07:35:53,942 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 07:35:53,966 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) [2024-04-04 07:35:53,983 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 [2024-04-04 07:35:54,015 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-04-04 07:35:54,015 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-04-04 07:35:54,015 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-04-04 07:35:54,015 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-04-04 07:35:54,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-04 07:35:54,016 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-04 07:35:54,016 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-04 07:35:54,016 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-04 07:35:54,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-04 07:35:54,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-04 07:35:54,017 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-04 07:35:54,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-04 07:35:54,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-04 07:35:54,019 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-04 07:35:54,178 INFO L241 CfgBuilder]: Building ICFG [2024-04-04 07:35:54,180 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-04 07:35:54,359 INFO L282 CfgBuilder]: Performing block encoding [2024-04-04 07:35:54,374 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-04 07:35:54,374 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2024-04-04 07:35:54,376 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 07:35:54 BoogieIcfgContainer [2024-04-04 07:35:54,376 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-04 07:35:54,379 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-04 07:35:54,379 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-04 07:35:54,382 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-04 07:35:54,382 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.04 07:35:53" (1/3) ... [2024-04-04 07:35:54,383 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b5406a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 07:35:54, skipping insertion in model container [2024-04-04 07:35:54,383 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 07:35:53" (2/3) ... [2024-04-04 07:35:54,383 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b5406a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 07:35:54, skipping insertion in model container [2024-04-04 07:35:54,383 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 07:35:54" (3/3) ... [2024-04-04 07:35:54,385 INFO L112 eAbstractionObserver]: Analyzing ICFG fib_safe-5.i [2024-04-04 07:35:54,393 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-04 07:35:54,403 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-04 07:35:54,403 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-04 07:35:54,403 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-04 07:35:54,465 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-04-04 07:35:54,505 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-04 07:35:54,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-04 07:35:54,505 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 07:35:54,512 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) [2024-04-04 07:35:54,517 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 [2024-04-04 07:35:54,567 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-04 07:35:54,589 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 07:35:54,591 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-04 07:35:54,602 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;@5cf781dd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=2, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-04 07:35:54,602 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-04-04 07:35:54,956 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 07:35:54,958 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 07:35:54,958 INFO L85 PathProgramCache]: Analyzing trace with hash -1184059601, now seen corresponding path program 1 times [2024-04-04 07:35:54,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 07:35:54,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524679803] [2024-04-04 07:35:54,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 07:35:54,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 07:35:55,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 07:35:55,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:35:55,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 07:35:55,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524679803] [2024-04-04 07:35:55,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1524679803] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 07:35:55,429 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 07:35:55,429 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-04 07:35:55,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610804032] [2024-04-04 07:35:55,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 07:35:55,436 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-04 07:35:55,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 07:35:55,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-04 07:35:55,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-04 07:35:55,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 07:35:55,465 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 07:35:55,466 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 07:35:55,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 07:35:55,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 07:35:55,583 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-04 07:35:55,585 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 07:35:55,586 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 07:35:55,586 INFO L85 PathProgramCache]: Analyzing trace with hash 546730109, now seen corresponding path program 1 times [2024-04-04 07:35:55,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 07:35:55,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450240230] [2024-04-04 07:35:55,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 07:35:55,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 07:35:55,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 07:35:55,841 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:35:55,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 07:35:55,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450240230] [2024-04-04 07:35:55,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [450240230] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 07:35:55,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [356683418] [2024-04-04 07:35:55,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 07:35:55,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 07:35:55,842 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 07:35:55,887 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) [2024-04-04 07:35:55,888 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-04 07:35:56,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 07:35:56,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 4 conjunts are in the unsatisfiable core [2024-04-04 07:35:56,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 07:35:56,173 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:35:56,174 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 07:35:56,259 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:35:56,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [356683418] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 07:35:56,260 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 07:35:56,264 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-04-04 07:35:56,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715428052] [2024-04-04 07:35:56,265 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 07:35:56,267 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-04-04 07:35:56,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 07:35:56,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-04-04 07:35:56,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-04-04 07:35:56,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 07:35:56,269 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 07:35:56,269 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 12.7) internal successors, (127), 10 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 07:35:56,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 07:35:56,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 07:35:56,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 07:35:56,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 07:35:56,407 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-04-04 07:35:56,604 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,SelfDestructingSolverStorable1 [2024-04-04 07:35:56,604 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 07:35:56,608 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 07:35:56,609 INFO L85 PathProgramCache]: Analyzing trace with hash -872570179, now seen corresponding path program 2 times [2024-04-04 07:35:56,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 07:35:56,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349587718] [2024-04-04 07:35:56,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 07:35:56,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 07:35:56,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 07:35:56,829 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:35:56,829 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 07:35:56,829 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349587718] [2024-04-04 07:35:56,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [349587718] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 07:35:56,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1970273872] [2024-04-04 07:35:56,830 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 07:35:56,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 07:35:56,830 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 07:35:56,831 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) [2024-04-04 07:35:56,851 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-04 07:35:56,934 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 07:35:56,935 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 07:35:56,936 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 8 conjunts are in the unsatisfiable core [2024-04-04 07:35:56,939 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 07:35:57,051 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:35:57,052 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 07:35:57,216 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:35:57,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1970273872] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 07:35:57,217 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 07:35:57,217 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2024-04-04 07:35:57,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [165729995] [2024-04-04 07:35:57,217 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 07:35:57,218 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-04-04 07:35:57,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 07:35:57,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-04-04 07:35:57,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-04-04 07:35:57,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 07:35:57,224 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 07:35:57,225 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 10.833333333333334) internal successors, (195), 18 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 07:35:57,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 07:35:57,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 07:35:57,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 07:35:57,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 07:35:57,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 07:35:57,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 07:35:57,468 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-04 07:35:57,660 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 07:35:57,661 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 07:35:57,662 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 07:35:57,667 INFO L85 PathProgramCache]: Analyzing trace with hash 328881981, now seen corresponding path program 3 times [2024-04-04 07:35:57,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 07:35:57,667 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030649447] [2024-04-04 07:35:57,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 07:35:57,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 07:35:57,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 07:35:58,165 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 0 proven. 434 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:35:58,165 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 07:35:58,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030649447] [2024-04-04 07:35:58,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030649447] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 07:35:58,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1829140457] [2024-04-04 07:35:58,166 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 07:35:58,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 07:35:58,167 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 07:35:58,168 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) [2024-04-04 07:35:58,179 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-04 07:35:58,296 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2024-04-04 07:35:58,296 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 07:35:58,298 INFO L262 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 12 conjunts are in the unsatisfiable core [2024-04-04 07:35:58,311 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 07:35:58,567 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 407 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-04-04 07:35:58,567 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-04 07:35:58,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1829140457] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 07:35:58,567 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-04 07:35:58,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [17] total 28 [2024-04-04 07:35:58,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059458011] [2024-04-04 07:35:58,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 07:35:58,568 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-04-04 07:35:58,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 07:35:58,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-04-04 07:35:58,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=629, Unknown=0, NotChecked=0, Total=756 [2024-04-04 07:35:58,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 07:35:58,570 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 07:35:58,570 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 12.461538461538462) internal successors, (162), 13 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 07:35:58,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 07:35:58,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 07:35:58,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 07:35:58,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 07:35:58,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 07:35:58,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 07:35:58,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 07:35:58,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:35:58,821 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-04-04 07:35:59,018 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 07:35:59,019 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 07:35:59,019 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 07:35:59,019 INFO L85 PathProgramCache]: Analyzing trace with hash -1806159523, now seen corresponding path program 1 times [2024-04-04 07:35:59,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 07:35:59,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869459964] [2024-04-04 07:35:59,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 07:35:59,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 07:35:59,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 07:35:59,477 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 0 proven. 349 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:35:59,477 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 07:35:59,478 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869459964] [2024-04-04 07:35:59,478 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869459964] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 07:35:59,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1186573423] [2024-04-04 07:35:59,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 07:35:59,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 07:35:59,481 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 07:35:59,485 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) [2024-04-04 07:35:59,491 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-04-04 07:35:59,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 07:35:59,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 12 conjunts are in the unsatisfiable core [2024-04-04 07:35:59,602 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 07:35:59,874 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 327 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-04-04 07:35:59,874 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-04 07:35:59,875 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1186573423] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 07:35:59,875 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-04 07:35:59,875 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [17] total 28 [2024-04-04 07:35:59,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051391111] [2024-04-04 07:35:59,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 07:35:59,876 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-04-04 07:35:59,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 07:35:59,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-04-04 07:35:59,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=629, Unknown=0, NotChecked=0, Total=756 [2024-04-04 07:35:59,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 07:35:59,878 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 07:35:59,878 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 11.923076923076923) internal successors, (155), 13 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 07:35:59,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 07:35:59,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 07:35:59,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 07:35:59,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:35:59,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 07:36:00,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 07:36:00,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 07:36:00,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 07:36:00,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:36:00,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:36:00,090 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-04-04 07:36:00,285 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 07:36:00,285 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 07:36:00,286 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 07:36:00,286 INFO L85 PathProgramCache]: Analyzing trace with hash -1433795, now seen corresponding path program 1 times [2024-04-04 07:36:00,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 07:36:00,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804301881] [2024-04-04 07:36:00,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 07:36:00,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 07:36:00,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 07:36:00,610 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 264 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:36:00,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 07:36:00,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1804301881] [2024-04-04 07:36:00,611 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1804301881] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 07:36:00,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1866389891] [2024-04-04 07:36:00,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 07:36:00,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 07:36:00,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 07:36:00,613 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) [2024-04-04 07:36:00,615 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-04-04 07:36:00,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 07:36:00,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 16 conjunts are in the unsatisfiable core [2024-04-04 07:36:00,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 07:36:00,857 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 264 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:36:00,857 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 07:36:01,115 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 264 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:36:01,115 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1866389891] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 07:36:01,116 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 07:36:01,116 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 27 [2024-04-04 07:36:01,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166977082] [2024-04-04 07:36:01,116 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 07:36:01,117 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-04-04 07:36:01,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 07:36:01,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-04-04 07:36:01,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=195, Invalid=507, Unknown=0, NotChecked=0, Total=702 [2024-04-04 07:36:01,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 07:36:01,119 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 07:36:01,119 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 9.333333333333334) internal successors, (252), 27 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 07:36:01,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 07:36:01,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 07:36:01,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 07:36:01,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:36:01,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:36:01,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 07:36:01,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 07:36:01,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 07:36:01,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 07:36:01,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:36:01,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:36:01,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-04 07:36:01,498 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-04-04 07:36:01,695 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 07:36:01,695 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 07:36:01,696 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 07:36:01,696 INFO L85 PathProgramCache]: Analyzing trace with hash 1854083322, now seen corresponding path program 2 times [2024-04-04 07:36:01,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 07:36:01,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314975895] [2024-04-04 07:36:01,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 07:36:01,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 07:36:01,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 07:36:04,500 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:36:04,500 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 07:36:04,500 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1314975895] [2024-04-04 07:36:04,500 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1314975895] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 07:36:04,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [349017953] [2024-04-04 07:36:04,501 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 07:36:04,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 07:36:04,501 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 07:36:04,505 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) [2024-04-04 07:36:04,527 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-04-04 07:36:04,621 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 07:36:04,622 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 07:36:04,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 55 conjunts are in the unsatisfiable core [2024-04-04 07:36:04,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 07:36:09,316 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 117 proven. 467 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:36:09,316 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 07:36:14,759 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:36:14,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [349017953] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 07:36:14,759 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 07:36:14,759 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 55] total 158 [2024-04-04 07:36:14,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943021594] [2024-04-04 07:36:14,760 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 07:36:14,761 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 158 states [2024-04-04 07:36:14,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 07:36:14,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 158 interpolants. [2024-04-04 07:36:14,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1166, Invalid=23640, Unknown=0, NotChecked=0, Total=24806 [2024-04-04 07:36:14,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 07:36:14,772 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 07:36:14,773 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 158 states, 158 states have (on average 3.518987341772152) internal successors, (556), 158 states have internal predecessors, (556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 07:36:14,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 07:36:14,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 07:36:14,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 07:36:14,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:36:14,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:36:14,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-04 07:36:14,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 07:36:23,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 07:36:23,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 07:36:23,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 07:36:23,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:36:23,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:36:23,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-04 07:36:23,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-04-04 07:36:23,685 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-04-04 07:36:23,877 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,SelfDestructingSolverStorable6 [2024-04-04 07:36:23,878 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 07:36:23,878 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 07:36:23,878 INFO L85 PathProgramCache]: Analyzing trace with hash 340008463, now seen corresponding path program 1 times [2024-04-04 07:36:23,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 07:36:23,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496651623] [2024-04-04 07:36:23,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 07:36:23,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 07:36:23,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 07:36:24,511 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 560 proven. 104 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:36:24,512 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 07:36:24,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [496651623] [2024-04-04 07:36:24,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [496651623] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 07:36:24,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [658680647] [2024-04-04 07:36:24,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 07:36:24,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 07:36:24,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 07:36:24,517 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) [2024-04-04 07:36:24,519 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-04-04 07:36:24,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 07:36:24,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 26 conjunts are in the unsatisfiable core [2024-04-04 07:36:24,652 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 07:36:24,814 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 664 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:36:24,815 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-04 07:36:24,815 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [658680647] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 07:36:24,815 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-04 07:36:24,815 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [27] total 29 [2024-04-04 07:36:24,815 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873206994] [2024-04-04 07:36:24,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 07:36:24,817 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-04-04 07:36:24,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 07:36:24,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-04-04 07:36:24,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=611, Unknown=0, NotChecked=0, Total=812 [2024-04-04 07:36:24,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 07:36:24,821 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 07:36:24,822 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 7.333333333333333) internal successors, (198), 27 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 07:36:24,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 07:36:24,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 07:36:24,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 07:36:24,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:36:24,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:36:24,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-04 07:36:24,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-04-04 07:36:24,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 07:36:40,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 07:36:40,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 07:36:40,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 07:36:40,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:36:40,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:36:40,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-04 07:36:40,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 194 states. [2024-04-04 07:36:40,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 07:36:41,004 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-04-04 07:36:41,198 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 07:36:41,198 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 07:36:41,198 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 07:36:41,199 INFO L85 PathProgramCache]: Analyzing trace with hash 1510103876, now seen corresponding path program 3 times [2024-04-04 07:36:41,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 07:36:41,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512065568] [2024-04-04 07:36:41,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 07:36:41,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 07:36:41,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 07:36:43,652 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:36:43,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 07:36:43,652 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512065568] [2024-04-04 07:36:43,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1512065568] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 07:36:43,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1917648671] [2024-04-04 07:36:43,653 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 07:36:43,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 07:36:43,653 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 07:36:43,655 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) [2024-04-04 07:36:43,657 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-04-04 07:36:43,770 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2024-04-04 07:36:43,770 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 07:36:43,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 55 conjunts are in the unsatisfiable core [2024-04-04 07:36:43,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 07:36:47,964 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 80 proven. 504 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:36:47,964 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 07:36:53,015 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:36:53,016 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1917648671] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 07:36:53,016 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 07:36:53,016 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 55] total 157 [2024-04-04 07:36:53,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115028821] [2024-04-04 07:36:53,016 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 07:36:53,017 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 157 states [2024-04-04 07:36:53,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 07:36:53,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 157 interpolants. [2024-04-04 07:36:53,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1132, Invalid=23360, Unknown=0, NotChecked=0, Total=24492 [2024-04-04 07:36:53,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 07:36:53,023 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 07:36:53,024 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 157 states, 157 states have (on average 3.535031847133758) internal successors, (555), 157 states have internal predecessors, (555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 07:36:53,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 07:36:53,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 07:36:53,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 07:36:53,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:36:53,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:36:53,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-04 07:36:53,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 194 states. [2024-04-04 07:36:53,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 07:36:53,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 07:37:23,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 07:37:23,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 07:37:23,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 07:37:23,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:37:23,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:37:23,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-04 07:37:23,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 217 states. [2024-04-04 07:37:23,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 07:37:23,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2024-04-04 07:37:23,704 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-04-04 07:37:23,898 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 07:37:23,898 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 07:37:23,899 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 07:37:23,899 INFO L85 PathProgramCache]: Analyzing trace with hash 217378036, now seen corresponding path program 2 times [2024-04-04 07:37:23,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 07:37:23,899 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203762790] [2024-04-04 07:37:23,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 07:37:23,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 07:37:23,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 07:37:26,267 INFO L134 CoverageAnalysis]: Checked inductivity of 559 backedges. 0 proven. 559 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:37:26,268 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 07:37:26,268 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203762790] [2024-04-04 07:37:26,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1203762790] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 07:37:26,268 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1735002916] [2024-04-04 07:37:26,268 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 07:37:26,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 07:37:26,269 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 07:37:26,270 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) [2024-04-04 07:37:26,271 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-04-04 07:37:26,385 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 07:37:26,385 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 07:37:26,387 INFO L262 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 53 conjunts are in the unsatisfiable core [2024-04-04 07:37:26,390 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 07:37:30,027 INFO L134 CoverageAnalysis]: Checked inductivity of 559 backedges. 117 proven. 442 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:37:30,027 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 07:37:34,348 INFO L134 CoverageAnalysis]: Checked inductivity of 559 backedges. 0 proven. 559 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:37:34,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1735002916] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 07:37:34,348 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 07:37:34,349 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [53, 53, 53] total 151 [2024-04-04 07:37:34,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233644545] [2024-04-04 07:37:34,349 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 07:37:34,349 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 151 states [2024-04-04 07:37:34,350 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 07:37:34,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 151 interpolants. [2024-04-04 07:37:34,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1254, Invalid=21396, Unknown=0, NotChecked=0, Total=22650 [2024-04-04 07:37:34,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 07:37:34,357 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 07:37:34,357 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 151 states, 151 states have (on average 3.5165562913907285) internal successors, (531), 151 states have internal predecessors, (531), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 07:37:34,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 07:37:34,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 07:37:34,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 07:37:34,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:37:34,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:37:34,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-04 07:37:34,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 217 states. [2024-04-04 07:37:34,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 07:37:34,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2024-04-04 07:37:34,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 07:38:56,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 07:38:56,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 07:38:56,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 07:38:56,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:38:56,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:38:56,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-04 07:38:56,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 251 states. [2024-04-04 07:38:56,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 07:38:56,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 198 states. [2024-04-04 07:38:56,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 200 states. [2024-04-04 07:38:56,173 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-04-04 07:38:56,367 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,SelfDestructingSolverStorable9 [2024-04-04 07:38:56,368 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 07:38:56,368 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 07:38:56,368 INFO L85 PathProgramCache]: Analyzing trace with hash 97712378, now seen corresponding path program 4 times [2024-04-04 07:38:56,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 07:38:56,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705566868] [2024-04-04 07:38:56,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 07:38:56,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 07:38:56,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 07:38:58,736 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:38:58,736 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 07:38:58,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705566868] [2024-04-04 07:38:58,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [705566868] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 07:38:58,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [971157057] [2024-04-04 07:38:58,736 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-04 07:38:58,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 07:38:58,737 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 07:38:58,738 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) [2024-04-04 07:38:58,739 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-04-04 07:38:58,864 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-04 07:38:58,864 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 07:38:58,866 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 55 conjunts are in the unsatisfiable core [2024-04-04 07:38:58,869 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 07:39:02,883 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 117 proven. 467 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:39:02,884 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 07:39:07,701 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:39:07,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [971157057] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 07:39:07,702 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 07:39:07,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 55] total 158 [2024-04-04 07:39:07,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981748943] [2024-04-04 07:39:07,702 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 07:39:07,703 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 158 states [2024-04-04 07:39:07,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 07:39:07,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 158 interpolants. [2024-04-04 07:39:07,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1147, Invalid=23659, Unknown=0, NotChecked=0, Total=24806 [2024-04-04 07:39:07,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 07:39:07,706 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 07:39:07,707 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 158 states, 158 states have (on average 3.518987341772152) internal successors, (556), 158 states have internal predecessors, (556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 07:39:07,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 07:39:07,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 07:39:07,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 07:39:07,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:39:07,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:39:07,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-04 07:39:07,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 251 states. [2024-04-04 07:39:07,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 07:39:07,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 198 states. [2024-04-04 07:39:07,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 200 states. [2024-04-04 07:39:07,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 07:39:48,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 07:39:48,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 07:39:48,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 07:39:48,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:39:48,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:39:48,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-04 07:39:48,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 256 states. [2024-04-04 07:39:48,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 07:39:48,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 202 states. [2024-04-04 07:39:48,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 216 states. [2024-04-04 07:39:48,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 256 states. [2024-04-04 07:39:48,516 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-04-04 07:39:48,706 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 07:39:48,706 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 07:39:48,707 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 07:39:48,707 INFO L85 PathProgramCache]: Analyzing trace with hash 474586170, now seen corresponding path program 5 times [2024-04-04 07:39:48,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 07:39:48,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677404975] [2024-04-04 07:39:48,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 07:39:48,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 07:39:48,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 07:39:51,066 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:39:51,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 07:39:51,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [677404975] [2024-04-04 07:39:51,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [677404975] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 07:39:51,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1048688661] [2024-04-04 07:39:51,067 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-04 07:39:51,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 07:39:51,067 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 07:39:51,068 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) [2024-04-04 07:39:51,072 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-04-04 07:39:51,189 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2024-04-04 07:39:51,189 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 07:39:51,191 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 55 conjunts are in the unsatisfiable core [2024-04-04 07:39:51,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 07:39:55,407 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 80 proven. 504 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:39:55,407 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 07:40:00,239 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:40:00,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1048688661] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 07:40:00,239 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 07:40:00,239 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 55] total 157 [2024-04-04 07:40:00,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650922284] [2024-04-04 07:40:00,239 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 07:40:00,240 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 157 states [2024-04-04 07:40:00,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 07:40:00,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 157 interpolants. [2024-04-04 07:40:00,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1164, Invalid=23328, Unknown=0, NotChecked=0, Total=24492 [2024-04-04 07:40:00,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 07:40:00,243 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 07:40:00,243 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 157 states, 157 states have (on average 3.535031847133758) internal successors, (555), 157 states have internal predecessors, (555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 07:40:00,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 07:40:00,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 07:40:00,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 07:40:00,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:40:00,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:40:00,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-04 07:40:00,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 256 states. [2024-04-04 07:40:00,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 07:40:00,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 202 states. [2024-04-04 07:40:00,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 216 states. [2024-04-04 07:40:00,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 256 states. [2024-04-04 07:40:00,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 07:42:45,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 07:42:45,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 07:42:45,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 07:42:45,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:42:45,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:42:45,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-04 07:42:45,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 326 states. [2024-04-04 07:42:45,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 07:42:45,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 254 states. [2024-04-04 07:42:45,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 296 states. [2024-04-04 07:42:45,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 343 states. [2024-04-04 07:42:45,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 233 states. [2024-04-04 07:42:45,919 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-04-04 07:42:46,112 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,SelfDestructingSolverStorable11 [2024-04-04 07:42:46,113 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 07:42:46,113 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 07:42:46,113 INFO L85 PathProgramCache]: Analyzing trace with hash -235148028, now seen corresponding path program 6 times [2024-04-04 07:42:46,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 07:42:46,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2136579070] [2024-04-04 07:42:46,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 07:42:46,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 07:42:46,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 07:42:48,216 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:42:48,217 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 07:42:48,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2136579070] [2024-04-04 07:42:48,217 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2136579070] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 07:42:48,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [149291904] [2024-04-04 07:42:48,217 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-04 07:42:48,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 07:42:48,217 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 07:42:48,218 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) [2024-04-04 07:42:48,220 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-04-04 07:42:48,334 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2024-04-04 07:42:48,334 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 07:42:48,335 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 55 conjunts are in the unsatisfiable core [2024-04-04 07:42:48,339 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 07:42:52,396 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 80 proven. 504 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:42:52,397 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 07:42:57,090 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:42:57,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [149291904] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 07:42:57,090 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 07:42:57,091 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 55] total 158 [2024-04-04 07:42:57,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868843782] [2024-04-04 07:42:57,091 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 07:42:57,092 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 158 states [2024-04-04 07:42:57,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 07:42:57,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 158 interpolants. [2024-04-04 07:42:57,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1133, Invalid=23673, Unknown=0, NotChecked=0, Total=24806 [2024-04-04 07:42:57,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 07:42:57,096 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 07:42:57,097 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 158 states, 158 states have (on average 3.518987341772152) internal successors, (556), 158 states have internal predecessors, (556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 07:42:57,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 07:42:57,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 07:42:57,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 07:42:57,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:42:57,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:42:57,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-04 07:42:57,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 326 states. [2024-04-04 07:42:57,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 07:42:57,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 254 states. [2024-04-04 07:42:57,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 296 states. [2024-04-04 07:42:57,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 343 states. [2024-04-04 07:42:57,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 233 states. [2024-04-04 07:42:57,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 07:44:15,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 07:44:15,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 07:44:15,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 07:44:15,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:44:15,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:44:15,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-04 07:44:15,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 338 states. [2024-04-04 07:44:15,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 07:44:15,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 271 states. [2024-04-04 07:44:15,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 314 states. [2024-04-04 07:44:15,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 365 states. [2024-04-04 07:44:15,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 258 states. [2024-04-04 07:44:15,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 245 states. [2024-04-04 07:44:15,792 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-04-04 07:44:15,987 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,SelfDestructingSolverStorable12 [2024-04-04 07:44:15,988 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 07:44:15,988 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 07:44:15,988 INFO L85 PathProgramCache]: Analyzing trace with hash 1231011120, now seen corresponding path program 7 times [2024-04-04 07:44:15,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 07:44:15,989 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483824043] [2024-04-04 07:44:15,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 07:44:15,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 07:44:16,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 07:44:18,403 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:44:18,403 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 07:44:18,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483824043] [2024-04-04 07:44:18,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1483824043] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 07:44:18,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1542597381] [2024-04-04 07:44:18,404 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-04 07:44:18,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 07:44:18,404 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 07:44:18,405 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) [2024-04-04 07:44:18,406 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-04-04 07:44:18,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 07:44:18,515 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 55 conjunts are in the unsatisfiable core [2024-04-04 07:44:18,518 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 07:44:22,534 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 50 proven. 534 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:44:22,534 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 07:44:27,222 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:44:27,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1542597381] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 07:44:27,223 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 07:44:27,223 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 55] total 157 [2024-04-04 07:44:27,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752655172] [2024-04-04 07:44:27,223 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 07:44:27,224 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 157 states [2024-04-04 07:44:27,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 07:44:27,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 157 interpolants. [2024-04-04 07:44:27,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1253, Invalid=23239, Unknown=0, NotChecked=0, Total=24492 [2024-04-04 07:44:27,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 07:44:27,227 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 07:44:27,227 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 157 states, 157 states have (on average 3.535031847133758) internal successors, (555), 157 states have internal predecessors, (555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 07:44:27,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 07:44:27,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 07:44:27,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 07:44:27,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:44:27,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:44:27,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-04 07:44:27,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 338 states. [2024-04-04 07:44:27,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 07:44:27,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 271 states. [2024-04-04 07:44:27,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 314 states. [2024-04-04 07:44:27,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 365 states. [2024-04-04 07:44:27,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 258 states. [2024-04-04 07:44:27,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 245 states. [2024-04-04 07:44:27,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 07:47:07,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 07:47:07,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 07:47:07,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 07:47:07,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:47:07,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:47:07,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-04 07:47:07,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 387 states. [2024-04-04 07:47:07,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 07:47:07,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 331 states. [2024-04-04 07:47:07,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 388 states. [2024-04-04 07:47:07,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 406 states. [2024-04-04 07:47:07,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 279 states. [2024-04-04 07:47:07,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 332 states. [2024-04-04 07:47:07,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 274 states. [2024-04-04 07:47:07,012 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-04-04 07:47:07,208 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,SelfDestructingSolverStorable13 [2024-04-04 07:47:07,209 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 07:47:07,209 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 07:47:07,209 INFO L85 PathProgramCache]: Analyzing trace with hash 178986722, now seen corresponding path program 3 times [2024-04-04 07:47:07,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 07:47:07,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1797818206] [2024-04-04 07:47:07,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 07:47:07,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 07:47:07,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 07:47:09,709 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 0 proven. 579 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:47:09,709 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 07:47:09,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1797818206] [2024-04-04 07:47:09,711 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1797818206] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 07:47:09,711 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [298564534] [2024-04-04 07:47:09,711 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 07:47:09,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 07:47:09,711 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 07:47:09,712 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) [2024-04-04 07:47:09,714 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-04-04 07:47:09,827 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2024-04-04 07:47:09,827 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 07:47:09,829 INFO L262 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 57 conjunts are in the unsatisfiable core [2024-04-04 07:47:09,833 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 07:47:13,670 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 117 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:47:13,670 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 07:47:18,599 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 0 proven. 579 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 07:47:18,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [298564534] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 07:47:18,600 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 07:47:18,600 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 54, 54] total 157 [2024-04-04 07:47:18,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50218441] [2024-04-04 07:47:18,600 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 07:47:18,601 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 157 states [2024-04-04 07:47:18,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 07:47:18,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 157 interpolants. [2024-04-04 07:47:18,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1230, Invalid=23262, Unknown=0, NotChecked=0, Total=24492 [2024-04-04 07:47:18,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 07:47:18,604 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 07:47:18,604 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 157 states, 157 states have (on average 3.5031847133757963) internal successors, (550), 157 states have internal predecessors, (550), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 07:47:18,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 07:47:18,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 07:47:18,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 07:47:18,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:47:18,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 07:47:18,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-04 07:47:18,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 387 states. [2024-04-04 07:47:18,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 07:47:18,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 331 states. [2024-04-04 07:47:18,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 388 states. [2024-04-04 07:47:18,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 406 states. [2024-04-04 07:47:18,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 279 states. [2024-04-04 07:47:18,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 332 states. [2024-04-04 07:47:18,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 274 states. [2024-04-04 07:47:18,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2024-04-04 07:48:41,727 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-04-04 07:48:41,741 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 [2024-04-04 07:48:41,741 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-04 07:48:41,741 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 [2024-04-04 07:48:41,922 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 07:48:41,922 WARN L619 AbstractCegarLoop]: Verification canceled: while PredicateComparison was comparing new predicate (quantifier-free) to 539 known predicates. [2024-04-04 07:48:41,924 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-04-04 07:48:41,925 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-04-04 07:48:41,925 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-04-04 07:48:41,929 INFO L445 BasicCegarLoop]: Path program histogram: [7, 3, 3, 1, 1] [2024-04-04 07:48:41,932 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-04 07:48:41,932 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-04 07:48:41,935 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.04 07:48:41 BasicIcfg [2024-04-04 07:48:41,935 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-04 07:48:41,935 INFO L158 Benchmark]: Toolchain (without parser) took 768570.65ms. Allocated memory was 170.9MB in the beginning and 3.6GB in the end (delta: 3.4GB). Free memory was 105.0MB in the beginning and 2.5GB in the end (delta: -2.4GB). Peak memory consumption was 990.7MB. Max. memory is 8.0GB. [2024-04-04 07:48:41,935 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 170.9MB. Free memory is still 148.7MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-04 07:48:41,936 INFO L158 Benchmark]: CACSL2BoogieTranslator took 443.64ms. Allocated memory was 170.9MB in the beginning and 241.2MB in the end (delta: 70.3MB). Free memory was 104.8MB in the beginning and 206.3MB in the end (delta: -101.5MB). Peak memory consumption was 15.3MB. Max. memory is 8.0GB. [2024-04-04 07:48:41,936 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.43ms. Allocated memory is still 241.2MB. Free memory was 206.3MB in the beginning and 204.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-04 07:48:41,936 INFO L158 Benchmark]: Boogie Preprocessor took 36.17ms. Allocated memory is still 241.2MB. Free memory was 204.2MB in the beginning and 203.2MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-04-04 07:48:41,936 INFO L158 Benchmark]: RCFGBuilder took 458.34ms. Allocated memory is still 241.2MB. Free memory was 202.7MB in the beginning and 188.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2024-04-04 07:48:41,936 INFO L158 Benchmark]: TraceAbstraction took 767556.22ms. Allocated memory was 241.2MB in the beginning and 3.6GB in the end (delta: 3.3GB). Free memory was 186.9MB in the beginning and 2.5GB in the end (delta: -2.3GB). Peak memory consumption was 1.0GB. Max. memory is 8.0GB. [2024-04-04 07:48:41,938 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 170.9MB. Free memory is still 148.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 443.64ms. Allocated memory was 170.9MB in the beginning and 241.2MB in the end (delta: 70.3MB). Free memory was 104.8MB in the beginning and 206.3MB in the end (delta: -101.5MB). Peak memory consumption was 15.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 64.43ms. Allocated memory is still 241.2MB. Free memory was 206.3MB in the beginning and 204.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 36.17ms. Allocated memory is still 241.2MB. Free memory was 204.2MB in the beginning and 203.2MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 458.34ms. Allocated memory is still 241.2MB. Free memory was 202.7MB in the beginning and 188.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 767556.22ms. Allocated memory was 241.2MB in the beginning and 3.6GB in the end (delta: 3.3GB). Free memory was 186.9MB in the beginning and 2.5GB in the end (delta: -2.3GB). Peak memory consumption was 1.0GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3036705, independent: 2948726, independent conditional: 2946901, independent unconditional: 1825, dependent: 87979, dependent conditional: 86831, dependent unconditional: 1148, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2950665, independent: 2948726, independent conditional: 2946901, independent unconditional: 1825, dependent: 1939, dependent conditional: 1939, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2950665, independent: 2948726, independent conditional: 2946901, independent unconditional: 1825, dependent: 1939, dependent conditional: 1939, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2950665, independent: 2948726, independent conditional: 2946901, independent unconditional: 1825, dependent: 1939, dependent conditional: 1939, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2970244, independent: 2948726, independent conditional: 44689, independent unconditional: 2904037, dependent: 21518, dependent conditional: 16444, dependent unconditional: 5074, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2970244, independent: 2948726, independent conditional: 43555, independent unconditional: 2905171, dependent: 21518, dependent conditional: 7476, dependent unconditional: 14042, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2970244, independent: 2948726, independent conditional: 43555, independent unconditional: 2905171, dependent: 21518, dependent conditional: 7476, dependent unconditional: 14042, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1347, independent: 915, independent conditional: 28, independent unconditional: 887, dependent: 432, dependent conditional: 428, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1347, independent: 897, independent conditional: 0, independent unconditional: 897, dependent: 450, dependent conditional: 0, dependent unconditional: 450, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 450, independent: 18, independent conditional: 18, independent unconditional: 0, dependent: 432, dependent conditional: 428, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 450, independent: 18, independent conditional: 18, independent unconditional: 0, dependent: 432, dependent conditional: 428, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 987, independent: 30, independent conditional: 30, independent unconditional: 0, dependent: 957, dependent conditional: 913, dependent unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2970244, independent: 2947811, independent conditional: 43527, independent unconditional: 2904284, dependent: 21086, dependent conditional: 7048, dependent unconditional: 14038, unknown: 1347, unknown conditional: 456, unknown unconditional: 891] , Statistics on independence cache: Total cache size (in pairs): 1347, Positive cache size: 915, Positive conditional cache size: 28, Positive unconditional cache size: 887, Negative cache size: 432, Negative conditional cache size: 428, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 10102, Maximal queried relation: 14, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2970244, independent: 2948726, independent conditional: 44689, independent unconditional: 2904037, dependent: 21518, dependent conditional: 16444, dependent unconditional: 5074, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2970244, independent: 2948726, independent conditional: 43555, independent unconditional: 2905171, dependent: 21518, dependent conditional: 7476, dependent unconditional: 14042, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2970244, independent: 2948726, independent conditional: 43555, independent unconditional: 2905171, dependent: 21518, dependent conditional: 7476, dependent unconditional: 14042, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1347, independent: 915, independent conditional: 28, independent unconditional: 887, dependent: 432, dependent conditional: 428, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1347, independent: 897, independent conditional: 0, independent unconditional: 897, dependent: 450, dependent conditional: 0, dependent unconditional: 450, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 450, independent: 18, independent conditional: 18, independent unconditional: 0, dependent: 432, dependent conditional: 428, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 450, independent: 18, independent conditional: 18, independent unconditional: 0, dependent: 432, dependent conditional: 428, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 987, independent: 30, independent conditional: 30, independent unconditional: 0, dependent: 957, dependent conditional: 913, dependent unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2970244, independent: 2947811, independent conditional: 43527, independent unconditional: 2904284, dependent: 21086, dependent conditional: 7048, dependent unconditional: 14038, unknown: 1347, unknown conditional: 456, unknown unconditional: 891] , Statistics on independence cache: Total cache size (in pairs): 1347, Positive cache size: 915, Positive conditional cache size: 28, Positive unconditional cache size: 887, Negative cache size: 432, Negative conditional cache size: 428, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 10102 ], Independence queries for same thread: 86040 - TimeoutResultAtElement [Line: 681]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 539 known predicates. - TimeoutResultAtElement [Line: 721]: 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 539 known predicates. - TimeoutResultAtElement [Line: 720]: 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 539 known predicates. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 112 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 767.4s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 7, EmptinessCheckTime: 667.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 2903, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 94.3s InterpolantComputationTime, 4960 NumberOfCodeBlocks, 4960 NumberOfCodeBlocksAsserted, 65 NumberOfCheckSat, 6816 ConstructedInterpolants, 0 QuantifiedInterpolants, 86158 SizeOfPredicates, 402 NumberOfNonLiveVariables, 4880 ConjunctsInSsa, 518 ConjunctsInUnsatCore, 40 InterpolantComputations, 4 PerfectInterpolantSequences, 2765/17897 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