/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 FORWARD --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread/fib_safe-11.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-06 23:16:16,227 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-06 23:16:16,297 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-06 23:16:16,302 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-06 23:16:16,303 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-06 23:16:16,327 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-06 23:16:16,327 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-06 23:16:16,327 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-06 23:16:16,328 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-06 23:16:16,331 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-06 23:16:16,331 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-06 23:16:16,331 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-06 23:16:16,331 INFO L153 SettingsManager]: * Use SBE=true [2024-05-06 23:16:16,332 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-06 23:16:16,333 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-06 23:16:16,333 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-06 23:16:16,333 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-06 23:16:16,333 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-06 23:16:16,334 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-06 23:16:16,334 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-06 23:16:16,334 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-06 23:16:16,334 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-06 23:16:16,334 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-06 23:16:16,334 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-06 23:16:16,335 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-06 23:16:16,335 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-06 23:16:16,335 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-06 23:16:16,335 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-06 23:16:16,335 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-06 23:16:16,335 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 23:16:16,337 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-06 23:16:16,337 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-06 23:16:16,337 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-06 23:16:16,337 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-06 23:16:16,337 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-06 23:16:16,337 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-06 23:16:16,337 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-06 23:16:16,337 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-06 23:16:16,338 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-06 23:16:16,338 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> FORWARD Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-06 23:16:16,543 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-06 23:16:16,577 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-06 23:16:16,579 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-06 23:16:16,580 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-06 23:16:16,580 INFO L274 PluginConnector]: CDTParser initialized [2024-05-06 23:16:16,581 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread/fib_safe-11.i [2024-05-06 23:16:17,605 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-06 23:16:17,787 INFO L384 CDTParser]: Found 1 translation units. [2024-05-06 23:16:17,787 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/fib_safe-11.i [2024-05-06 23:16:17,804 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/1ea855519/d7b0b2045f7d48d3b95fb50578d255fe/FLAGa6cdcbc60 [2024-05-06 23:16:17,815 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/1ea855519/d7b0b2045f7d48d3b95fb50578d255fe [2024-05-06 23:16:17,817 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-06 23:16:17,818 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-06 23:16:17,819 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-06 23:16:17,819 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-06 23:16:17,823 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-06 23:16:17,823 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 11:16:17" (1/1) ... [2024-05-06 23:16:17,824 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12971b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:16:17, skipping insertion in model container [2024-05-06 23:16:17,824 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 11:16:17" (1/1) ... [2024-05-06 23:16:17,862 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-06 23:16:18,130 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-11.i[30241,30254] [2024-05-06 23:16:18,150 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 23:16:18,158 INFO L202 MainTranslator]: Completed pre-run [2024-05-06 23:16:18,222 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-11.i[30241,30254] [2024-05-06 23:16:18,228 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 23:16:18,286 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 23:16:18,286 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 23:16:18,291 INFO L206 MainTranslator]: Completed translation [2024-05-06 23:16:18,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:16:18 WrapperNode [2024-05-06 23:16:18,292 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-06 23:16:18,293 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-06 23:16:18,293 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-06 23:16:18,294 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-06 23:16:18,298 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:16:18" (1/1) ... [2024-05-06 23:16:18,322 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:16:18" (1/1) ... [2024-05-06 23:16:18,342 INFO L138 Inliner]: procedures = 165, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2024-05-06 23:16:18,342 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-06 23:16:18,343 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-06 23:16:18,343 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-06 23:16:18,344 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-06 23:16:18,349 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:16:18" (1/1) ... [2024-05-06 23:16:18,349 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:16:18" (1/1) ... [2024-05-06 23:16:18,354 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:16:18" (1/1) ... [2024-05-06 23:16:18,354 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:16:18" (1/1) ... [2024-05-06 23:16:18,368 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:16:18" (1/1) ... [2024-05-06 23:16:18,370 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:16:18" (1/1) ... [2024-05-06 23:16:18,371 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:16:18" (1/1) ... [2024-05-06 23:16:18,372 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:16:18" (1/1) ... [2024-05-06 23:16:18,373 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-06 23:16:18,374 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-06 23:16:18,374 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-06 23:16:18,374 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-06 23:16:18,374 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:16:18" (1/1) ... [2024-05-06 23:16:18,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 23:16:18,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 23:16:18,421 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) [2024-05-06 23:16:18,442 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 [2024-05-06 23:16:18,457 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-05-06 23:16:18,457 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-05-06 23:16:18,457 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-05-06 23:16:18,457 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-05-06 23:16:18,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-06 23:16:18,457 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-06 23:16:18,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-06 23:16:18,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-06 23:16:18,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-06 23:16:18,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-06 23:16:18,458 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-06 23:16:18,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-06 23:16:18,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-06 23:16:18,459 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-06 23:16:18,553 INFO L241 CfgBuilder]: Building ICFG [2024-05-06 23:16:18,555 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-06 23:16:18,732 INFO L282 CfgBuilder]: Performing block encoding [2024-05-06 23:16:18,744 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-06 23:16:18,744 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2024-05-06 23:16:18,745 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 11:16:18 BoogieIcfgContainer [2024-05-06 23:16:18,745 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-06 23:16:18,747 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-06 23:16:18,747 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-06 23:16:18,749 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-06 23:16:18,750 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.05 11:16:17" (1/3) ... [2024-05-06 23:16:18,750 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38e78881 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 11:16:18, skipping insertion in model container [2024-05-06 23:16:18,750 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:16:18" (2/3) ... [2024-05-06 23:16:18,751 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38e78881 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 11:16:18, skipping insertion in model container [2024-05-06 23:16:18,751 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 11:16:18" (3/3) ... [2024-05-06 23:16:18,752 INFO L112 eAbstractionObserver]: Analyzing ICFG fib_safe-11.i [2024-05-06 23:16:18,758 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-06 23:16:18,765 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-06 23:16:18,766 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-06 23:16:18,766 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-06 23:16:18,814 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-06 23:16:18,870 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 23:16:18,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 23:16:18,870 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 23:16:18,873 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) [2024-05-06 23:16:18,875 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 [2024-05-06 23:16:18,915 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 23:16:18,926 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 23:16:18,928 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 23:16:18,935 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;@631dd9d7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=FORWARD, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 23:16:18,935 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-05-06 23:16:19,198 INFO L85 PathProgramCache]: Analyzing trace with hash 920930900, now seen corresponding path program 1 times [2024-05-06 23:16:19,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:16:19,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:16:19,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:19,357 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:16:19,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:19,487 INFO L85 PathProgramCache]: Analyzing trace with hash -1818823887, now seen corresponding path program 2 times [2024-05-06 23:16:19,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:16:19,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:16:19,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:19,509 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:16:19,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:19,581 INFO L85 PathProgramCache]: Analyzing trace with hash 310184287, now seen corresponding path program 1 times [2024-05-06 23:16:19,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:16:19,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:16:19,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:19,609 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:16:19,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:19,674 INFO L85 PathProgramCache]: Analyzing trace with hash 2019539270, now seen corresponding path program 2 times [2024-05-06 23:16:19,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:16:19,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:16:19,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:19,710 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:16:19,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:19,783 INFO L85 PathProgramCache]: Analyzing trace with hash -1361992354, now seen corresponding path program 1 times [2024-05-06 23:16:19,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:16:19,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:16:19,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:19,840 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:16:19,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:19,901 INFO L85 PathProgramCache]: Analyzing trace with hash -1458873881, now seen corresponding path program 2 times [2024-05-06 23:16:19,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:16:19,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:16:19,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:19,913 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:16:19,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:19,998 INFO L85 PathProgramCache]: Analyzing trace with hash 1246410695, now seen corresponding path program 1 times [2024-05-06 23:16:19,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:16:19,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:16:20,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:20,012 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:16:20,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:20,068 INFO L85 PathProgramCache]: Analyzing trace with hash 1476962782, now seen corresponding path program 2 times [2024-05-06 23:16:20,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:16:20,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:16:20,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:20,099 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:16:20,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:20,161 INFO L85 PathProgramCache]: Analyzing trace with hash 1832526146, now seen corresponding path program 1 times [2024-05-06 23:16:20,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:16:20,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:16:20,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:20,183 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:16:20,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:20,237 INFO L85 PathProgramCache]: Analyzing trace with hash 2125856643, now seen corresponding path program 2 times [2024-05-06 23:16:20,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:16:20,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:16:20,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:20,248 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:16:20,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:20,301 INFO L85 PathProgramCache]: Analyzing trace with hash -397354433, now seen corresponding path program 1 times [2024-05-06 23:16:20,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:16:20,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:16:20,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:20,316 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:16:20,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:20,359 INFO L85 PathProgramCache]: Analyzing trace with hash 1038408806, now seen corresponding path program 2 times [2024-05-06 23:16:20,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:16:20,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:16:20,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:20,372 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:16:20,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:20,389 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-06 23:16:20,391 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 23:16:20,391 INFO L85 PathProgramCache]: Analyzing trace with hash -1184059601, now seen corresponding path program 1 times [2024-05-06 23:16:20,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 23:16:20,395 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071929776] [2024-05-06 23:16:20,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:16:20,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:16:20,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 23:16:20,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 23:16:20,492 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 23:16:20,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071929776] [2024-05-06 23:16:20,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2071929776] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 23:16:20,493 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 23:16:20,493 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-06 23:16:20,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370239637] [2024-05-06 23:16:20,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 23:16:20,499 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-06 23:16:20,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 23:16:20,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-06 23:16:20,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-06 23:16:20,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 23:16:20,551 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 23:16:20,552 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) [2024-05-06 23:16:20,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 23:16:20,614 INFO L85 PathProgramCache]: Analyzing trace with hash 227468881, now seen corresponding path program 1 times [2024-05-06 23:16:20,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:16:20,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:16:20,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:20,633 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:16:20,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:20,676 INFO L85 PathProgramCache]: Analyzing trace with hash -317715180, now seen corresponding path program 2 times [2024-05-06 23:16:20,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:16:20,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:16:20,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:20,690 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:16:20,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:20,740 INFO L85 PathProgramCache]: Analyzing trace with hash -394829268, now seen corresponding path program 3 times [2024-05-06 23:16:20,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:16:20,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:16:20,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:20,755 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:16:20,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:20,805 INFO L85 PathProgramCache]: Analyzing trace with hash 1513772121, now seen corresponding path program 4 times [2024-05-06 23:16:20,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:16:20,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:16:20,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:20,831 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:16:20,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:20,868 INFO L85 PathProgramCache]: Analyzing trace with hash 2108893497, now seen corresponding path program 5 times [2024-05-06 23:16:20,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:16:20,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:16:20,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:20,880 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:16:20,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:20,930 INFO L85 PathProgramCache]: Analyzing trace with hash 1018665260, now seen corresponding path program 6 times [2024-05-06 23:16:20,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:16:20,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:16:20,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:20,941 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:16:20,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:20,978 INFO L85 PathProgramCache]: Analyzing trace with hash 1998895504, now seen corresponding path program 7 times [2024-05-06 23:16:20,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:16:20,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:16:20,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:20,988 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:16:20,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:21,035 INFO L85 PathProgramCache]: Analyzing trace with hash -1075515787, now seen corresponding path program 8 times [2024-05-06 23:16:21,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:16:21,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:16:21,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:21,048 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:16:21,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:21,088 INFO L85 PathProgramCache]: Analyzing trace with hash 162201649, now seen corresponding path program 9 times [2024-05-06 23:16:21,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:16:21,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:16:21,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:21,112 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:16:21,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:21,143 INFO L85 PathProgramCache]: Analyzing trace with hash 1350780724, now seen corresponding path program 10 times [2024-05-06 23:16:21,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:16:21,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:16:21,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:21,153 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:16:21,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:16:21,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 23:16:21,165 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable20,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,SelfDestructingSolverStorable12,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-05-06 23:16:21,165 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-06 23:16:21,165 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 23:16:21,165 INFO L85 PathProgramCache]: Analyzing trace with hash 546730109, now seen corresponding path program 1 times [2024-05-06 23:16:21,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 23:16:21,166 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [694477743] [2024-05-06 23:16:21,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:16:21,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:16:21,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 23:16:21,280 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 23:16:21,280 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 23:16:21,280 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [694477743] [2024-05-06 23:16:21,280 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [694477743] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 23:16:21,281 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1619378483] [2024-05-06 23:16:21,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:16:21,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 23:16:21,281 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 23:16:21,322 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) [2024-05-06 23:16:21,349 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-05-06 23:16:21,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 23:16:21,409 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-06 23:16:21,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 23:16:21,459 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 23:16:21,459 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 23:16:21,508 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 23:16:21,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1619378483] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 23:16:21,508 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 23:16:21,508 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-05-06 23:16:21,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [356849020] [2024-05-06 23:16:21,512 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 23:16:21,514 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-05-06 23:16:21,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 23:16:21,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-06 23:16:21,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-05-06 23:16:21,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 23:16:21,516 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 23:16:21,516 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) [2024-05-06 23:16:21,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 23:16:21,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 23:16:21,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 23:16:21,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 23:16:21,614 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-05-06 23:16:21,811 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,SelfDestructingSolverStorable23 [2024-05-06 23:16:21,812 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-06 23:16:21,812 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 23:16:21,812 INFO L85 PathProgramCache]: Analyzing trace with hash -872570179, now seen corresponding path program 2 times [2024-05-06 23:16:21,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 23:16:21,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065890120] [2024-05-06 23:16:21,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:16:21,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:16:21,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 23:16:21,994 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 23:16:21,995 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 23:16:21,995 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065890120] [2024-05-06 23:16:21,995 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2065890120] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 23:16:21,995 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1361383974] [2024-05-06 23:16:21,995 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-06 23:16:21,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 23:16:21,995 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 23:16:22,007 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) [2024-05-06 23:16:22,035 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-05-06 23:16:22,093 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-06 23:16:22,093 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 23:16:22,094 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 8 conjunts are in the unsatisfiable core [2024-05-06 23:16:22,098 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 23:16:22,168 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 23:16:22,168 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 23:16:22,278 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 23:16:22,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1361383974] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 23:16:22,279 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 23:16:22,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2024-05-06 23:16:22,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804741902] [2024-05-06 23:16:22,279 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 23:16:22,280 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-05-06 23:16:22,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 23:16:22,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-05-06 23:16:22,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-05-06 23:16:22,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 23:16:22,281 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 23:16:22,281 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) [2024-05-06 23:16:22,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 23:16:22,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 23:16:22,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 23:16:22,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 23:16:22,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 23:16:22,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-06 23:16:22,463 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-05-06 23:16:22,660 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2024-05-06 23:16:22,660 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-06 23:16:22,661 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 23:16:22,661 INFO L85 PathProgramCache]: Analyzing trace with hash 328881981, now seen corresponding path program 3 times [2024-05-06 23:16:22,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 23:16:22,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558932002] [2024-05-06 23:16:22,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:16:22,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:16:22,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 23:16:22,954 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 0 proven. 434 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 23:16:22,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 23:16:22,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558932002] [2024-05-06 23:16:22,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1558932002] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 23:16:22,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1426842349] [2024-05-06 23:16:22,954 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-06 23:16:22,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 23:16:22,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 23:16:22,956 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) [2024-05-06 23:16:22,989 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-05-06 23:16:23,091 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2024-05-06 23:16:23,092 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 23:16:23,094 INFO L262 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 16 conjunts are in the unsatisfiable core [2024-05-06 23:16:23,096 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 23:16:23,227 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 0 proven. 434 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 23:16:23,228 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 23:16:23,543 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 0 proven. 434 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 23:16:23,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1426842349] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 23:16:23,544 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 23:16:23,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 34 [2024-05-06 23:16:23,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52518895] [2024-05-06 23:16:23,544 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 23:16:23,544 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-05-06 23:16:23,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 23:16:23,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-05-06 23:16:23,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=306, Invalid=816, Unknown=0, NotChecked=0, Total=1122 [2024-05-06 23:16:23,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 23:16:23,546 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 23:16:23,546 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 9.735294117647058) internal successors, (331), 34 states have internal predecessors, (331), 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) [2024-05-06 23:16:23,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 23:16:23,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 23:16:23,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-06 23:16:23,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 23:16:23,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 23:16:23,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 23:16:23,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-06 23:16:23,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-06 23:16:23,998 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-05-06 23:16:24,198 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 23:16:24,199 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-06 23:16:24,199 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 23:16:24,199 INFO L85 PathProgramCache]: Analyzing trace with hash 587006013, now seen corresponding path program 4 times [2024-05-06 23:16:24,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 23:16:24,200 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633965109] [2024-05-06 23:16:24,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:16:24,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:16:24,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 23:16:25,313 INFO L134 CoverageAnalysis]: Checked inductivity of 1950 backedges. 0 proven. 1950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 23:16:25,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 23:16:25,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [633965109] [2024-05-06 23:16:25,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [633965109] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 23:16:25,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [925075822] [2024-05-06 23:16:25,314 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-06 23:16:25,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 23:16:25,314 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 23:16:25,315 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) [2024-05-06 23:16:25,341 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-05-06 23:16:25,442 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-06 23:16:25,442 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 23:16:25,444 INFO L262 TraceCheckSpWp]: Trace formula consists of 582 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 23:16:25,447 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 23:16:26,151 INFO L134 CoverageAnalysis]: Checked inductivity of 1950 backedges. 1808 proven. 0 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2024-05-06 23:16:26,151 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-06 23:16:26,152 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [925075822] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 23:16:26,152 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-05-06 23:16:26,152 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [33] total 56 [2024-05-06 23:16:26,152 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1417342652] [2024-05-06 23:16:26,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 23:16:26,152 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-05-06 23:16:26,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 23:16:26,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-05-06 23:16:26,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=455, Invalid=2625, Unknown=0, NotChecked=0, Total=3080 [2024-05-06 23:16:26,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 23:16:26,154 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 23:16:26,155 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 10.36) internal successors, (259), 25 states have internal predecessors, (259), 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) [2024-05-06 23:16:26,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 23:16:26,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 23:16:26,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-06 23:16:26,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-06 23:16:26,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 23:16:26,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 23:16:26,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 23:16:26,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-06 23:16:26,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-06 23:16:26,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 23:16:26,795 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-05-06 23:16:26,973 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2024-05-06 23:16:26,974 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-06 23:16:26,974 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 23:16:26,974 INFO L85 PathProgramCache]: Analyzing trace with hash -1485968687, now seen corresponding path program 1 times [2024-05-06 23:16:26,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 23:16:26,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1895965933] [2024-05-06 23:16:26,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:16:26,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:16:27,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 23:16:27,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1636 backedges. 0 proven. 1636 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 23:16:27,736 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 23:16:27,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1895965933] [2024-05-06 23:16:27,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1895965933] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 23:16:27,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [475370763] [2024-05-06 23:16:27,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:16:27,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 23:16:27,737 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 23:16:27,739 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) [2024-05-06 23:16:27,764 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-05-06 23:16:27,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 23:16:27,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 548 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 23:16:27,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 23:16:28,458 INFO L134 CoverageAnalysis]: Checked inductivity of 1636 backedges. 1544 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-05-06 23:16:28,458 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-06 23:16:28,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [475370763] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 23:16:28,458 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-05-06 23:16:28,459 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [33] total 56 [2024-05-06 23:16:28,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194843693] [2024-05-06 23:16:28,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 23:16:28,459 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-05-06 23:16:28,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 23:16:28,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-05-06 23:16:28,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=455, Invalid=2625, Unknown=0, NotChecked=0, Total=3080 [2024-05-06 23:16:28,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 23:16:28,461 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 23:16:28,461 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 10.28) internal successors, (257), 25 states have internal predecessors, (257), 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) [2024-05-06 23:16:28,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 23:16:28,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 23:16:28,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-06 23:16:28,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-06 23:16:28,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 23:16:28,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 23:16:28,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 23:16:28,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 23:16:28,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-06 23:16:28,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-06 23:16:28,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 23:16:28,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 23:16:28,979 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-05-06 23:16:29,166 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2024-05-06 23:16:29,167 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-06 23:16:29,167 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 23:16:29,167 INFO L85 PathProgramCache]: Analyzing trace with hash -1233727651, now seen corresponding path program 1 times [2024-05-06 23:16:29,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 23:16:29,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136097310] [2024-05-06 23:16:29,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:16:29,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:16:29,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 23:16:29,720 INFO L134 CoverageAnalysis]: Checked inductivity of 1322 backedges. 0 proven. 1322 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 23:16:29,720 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 23:16:29,720 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [136097310] [2024-05-06 23:16:29,721 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [136097310] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 23:16:29,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2031989836] [2024-05-06 23:16:29,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:16:29,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 23:16:29,721 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 23:16:29,737 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) [2024-05-06 23:16:29,761 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-05-06 23:16:29,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 23:16:29,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-06 23:16:29,876 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 23:16:30,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1322 backedges. 0 proven. 1322 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 23:16:30,042 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 23:16:30,701 INFO L134 CoverageAnalysis]: Checked inductivity of 1322 backedges. 0 proven. 1322 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 23:16:30,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2031989836] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 23:16:30,701 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 23:16:30,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33, 33] total 51 [2024-05-06 23:16:30,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19655385] [2024-05-06 23:16:30,702 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 23:16:30,702 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2024-05-06 23:16:30,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 23:16:30,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2024-05-06 23:16:30,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=675, Invalid=1875, Unknown=0, NotChecked=0, Total=2550 [2024-05-06 23:16:30,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 23:16:30,704 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 23:16:30,704 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 51 states have (on average 8.549019607843137) internal successors, (436), 51 states have internal predecessors, (436), 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) [2024-05-06 23:16:30,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 23:16:30,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 23:16:30,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-06 23:16:30,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-06 23:16:30,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 23:16:30,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 23:16:30,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 23:16:31,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 23:16:31,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 23:16:31,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-06 23:16:31,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-06 23:16:31,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 23:16:31,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 23:16:31,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-06 23:16:31,546 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-05-06 23:16:31,735 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,SelfDestructingSolverStorable28 [2024-05-06 23:16:31,736 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-06 23:16:31,736 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 23:16:31,736 INFO L85 PathProgramCache]: Analyzing trace with hash -1023018470, now seen corresponding path program 2 times [2024-05-06 23:16:31,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 23:16:31,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917677952] [2024-05-06 23:16:31,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:16:31,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:16:31,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 23:16:38,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2528 backedges. 0 proven. 2528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 23:16:38,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 23:16:38,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917677952] [2024-05-06 23:16:38,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1917677952] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 23:16:38,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2091464935] [2024-05-06 23:16:38,950 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-06 23:16:38,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 23:16:38,950 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 23:16:38,951 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) [2024-05-06 23:16:38,977 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-05-06 23:16:39,089 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-06 23:16:39,089 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 23:16:39,092 INFO L262 TraceCheckSpWp]: Trace formula consists of 622 conjuncts, 103 conjunts are in the unsatisfiable core [2024-05-06 23:16:39,098 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 23:16:49,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2528 backedges. 486 proven. 2042 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 23:16:49,815 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 23:17:04,227 INFO L134 CoverageAnalysis]: Checked inductivity of 2528 backedges. 0 proven. 2528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 23:17:04,227 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2091464935] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 23:17:04,228 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 23:17:04,228 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [103, 103, 103] total 301 [2024-05-06 23:17:04,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927001496] [2024-05-06 23:17:04,228 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 23:17:04,232 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 301 states [2024-05-06 23:17:04,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 23:17:04,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 301 interpolants. [2024-05-06 23:17:04,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3613, Invalid=86687, Unknown=0, NotChecked=0, Total=90300 [2024-05-06 23:17:04,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 23:17:04,247 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 23:17:04,249 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 301 states, 301 states have (on average 3.2790697674418605) internal successors, (987), 301 states have internal predecessors, (987), 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) [2024-05-06 23:17:04,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 23:17:04,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 23:17:04,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-06 23:17:04,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-06 23:17:04,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 23:17:04,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 23:17:04,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-06 23:17:04,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 23:17:42,547 INFO L85 PathProgramCache]: Analyzing trace with hash -986585159, now seen corresponding path program 1 times [2024-05-06 23:17:42,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:17:42,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:17:42,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 23:17:43,905 INFO L134 CoverageAnalysis]: Checked inductivity of 1827 backedges. 1587 proven. 209 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2024-05-06 23:17:43,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:17:43,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:17:43,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 23:17:44,591 INFO L134 CoverageAnalysis]: Checked inductivity of 1827 backedges. 1587 proven. 209 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2024-05-06 23:17:44,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 23:17:44,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 23:17:44,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-06 23:17:44,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-06 23:17:44,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 23:17:44,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 23:17:44,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-06 23:17:44,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 151 states. [2024-05-06 23:17:44,619 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-05-06 23:17:44,811 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,SelfDestructingSolverStorable30,SelfDestructingSolverStorable31,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 23:17:44,811 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-06 23:17:44,811 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 23:17:44,811 INFO L85 PathProgramCache]: Analyzing trace with hash 1007251759, now seen corresponding path program 2 times [2024-05-06 23:17:44,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 23:17:44,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602045347] [2024-05-06 23:17:44,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:17:44,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:17:44,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 23:17:46,111 INFO L134 CoverageAnalysis]: Checked inductivity of 2686 backedges. 2450 proven. 236 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 23:17:46,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 23:17:46,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602045347] [2024-05-06 23:17:46,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602045347] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 23:17:46,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2050722284] [2024-05-06 23:17:46,112 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-06 23:17:46,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 23:17:46,112 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 23:17:46,113 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) [2024-05-06 23:17:46,115 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-05-06 23:17:46,271 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-06 23:17:46,271 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 23:17:46,273 INFO L262 TraceCheckSpWp]: Trace formula consists of 628 conjuncts, 50 conjunts are in the unsatisfiable core [2024-05-06 23:17:46,276 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 23:17:46,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2686 backedges. 2686 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 23:17:46,497 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-06 23:17:46,497 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2050722284] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 23:17:46,497 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-05-06 23:17:46,497 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [51] imperfect sequences [51] total 53 [2024-05-06 23:17:46,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028349086] [2024-05-06 23:17:46,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 23:17:46,500 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2024-05-06 23:17:46,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 23:17:46,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2024-05-06 23:17:46,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=681, Invalid=2075, Unknown=0, NotChecked=0, Total=2756 [2024-05-06 23:17:46,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 23:17:46,501 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 23:17:46,501 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 51 states have (on average 6.705882352941177) internal successors, (342), 51 states have internal predecessors, (342), 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) [2024-05-06 23:17:46,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 23:17:46,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 23:17:46,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-06 23:17:46,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-06 23:17:46,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 23:17:46,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 23:17:46,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-06 23:17:46,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 151 states. [2024-05-06 23:17:46,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 23:17:48,971 INFO L85 PathProgramCache]: Analyzing trace with hash -660892340, now seen corresponding path program 2 times [2024-05-06 23:17:48,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:17:48,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:17:49,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:17:49,044 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:17:49,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:17:50,212 INFO L85 PathProgramCache]: Analyzing trace with hash 2122862908, now seen corresponding path program 1 times [2024-05-06 23:17:50,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:17:50,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:17:50,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:17:50,250 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:17:50,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:17:50,639 INFO L85 PathProgramCache]: Analyzing trace with hash -109383798, now seen corresponding path program 1 times [2024-05-06 23:17:50,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:17:50,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:17:50,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:17:50,683 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:17:50,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:17:51,097 INFO L85 PathProgramCache]: Analyzing trace with hash 1531065305, now seen corresponding path program 1 times [2024-05-06 23:17:51,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:17:51,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:17:51,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:17:51,138 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:17:51,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:17:52,176 INFO L85 PathProgramCache]: Analyzing trace with hash 837588481, now seen corresponding path program 2 times [2024-05-06 23:17:52,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:17:52,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:17:52,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:17:52,222 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:17:52,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:17:52,781 INFO L85 PathProgramCache]: Analyzing trace with hash -1505358856, now seen corresponding path program 3 times [2024-05-06 23:17:52,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:17:52,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:17:52,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:17:52,840 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:17:52,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:17:53,437 INFO L85 PathProgramCache]: Analyzing trace with hash 1398011231, now seen corresponding path program 4 times [2024-05-06 23:17:53,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:17:53,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:17:53,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:17:53,469 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:17:53,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:17:54,085 INFO L85 PathProgramCache]: Analyzing trace with hash 684634367, now seen corresponding path program 11 times [2024-05-06 23:17:54,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:17:54,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:17:54,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:17:54,103 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:17:54,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:19:12,807 INFO L85 PathProgramCache]: Analyzing trace with hash -642792803, now seen corresponding path program 1 times [2024-05-06 23:19:12,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:19:12,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:19:12,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:19:12,844 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:19:12,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:19:20,936 INFO L85 PathProgramCache]: Analyzing trace with hash -1384615818, now seen corresponding path program 1 times [2024-05-06 23:19:20,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:19:20,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:19:20,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:19:20,969 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:19:21,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:19:21,560 INFO L85 PathProgramCache]: Analyzing trace with hash -1513833541, now seen corresponding path program 1 times [2024-05-06 23:19:21,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:19:21,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:19:21,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:19:21,595 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:19:21,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:19:22,316 INFO L85 PathProgramCache]: Analyzing trace with hash 610097203, now seen corresponding path program 5 times [2024-05-06 23:19:22,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:19:22,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:19:22,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:19:22,347 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:19:22,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:19:22,942 INFO L85 PathProgramCache]: Analyzing trace with hash 1753952002, now seen corresponding path program 6 times [2024-05-06 23:19:22,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:19:22,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:19:22,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:19:22,973 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:19:23,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:19:23,526 INFO L85 PathProgramCache]: Analyzing trace with hash 880239956, now seen corresponding path program 7 times [2024-05-06 23:19:23,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:19:23,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:19:23,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:19:23,557 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:19:23,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:19:24,040 INFO L85 PathProgramCache]: Analyzing trace with hash -1661902140, now seen corresponding path program 8 times [2024-05-06 23:19:24,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:19:24,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:19:24,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:19:24,075 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:19:24,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:21:35,234 INFO L85 PathProgramCache]: Analyzing trace with hash -2056122333, now seen corresponding path program 12 times [2024-05-06 23:21:35,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:21:35,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:21:35,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:21:35,250 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:21:35,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:21:35,465 INFO L85 PathProgramCache]: Analyzing trace with hash 487863828, now seen corresponding path program 13 times [2024-05-06 23:21:35,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:21:35,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:21:35,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:21:35,532 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:21:35,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:21:35,756 INFO L85 PathProgramCache]: Analyzing trace with hash 1955400537, now seen corresponding path program 14 times [2024-05-06 23:21:35,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:21:35,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:21:35,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:21:35,771 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:21:35,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:21:36,458 INFO L85 PathProgramCache]: Analyzing trace with hash -1045298644, now seen corresponding path program 15 times [2024-05-06 23:21:36,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:21:36,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:21:36,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:21:36,483 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:21:36,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:21:36,949 INFO L85 PathProgramCache]: Analyzing trace with hash -310811275, now seen corresponding path program 16 times [2024-05-06 23:21:36,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:21:36,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:21:36,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:21:36,963 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:21:36,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:21:37,302 INFO L85 PathProgramCache]: Analyzing trace with hash 1929637940, now seen corresponding path program 17 times [2024-05-06 23:21:37,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:21:37,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:21:37,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:21:37,329 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:21:37,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:21:37,523 INFO L85 PathProgramCache]: Analyzing trace with hash -491942692, now seen corresponding path program 18 times [2024-05-06 23:21:37,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:21:37,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:21:37,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:21:37,540 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:21:37,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:21:44,366 INFO L85 PathProgramCache]: Analyzing trace with hash 1118538667, now seen corresponding path program 19 times [2024-05-06 23:21:44,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:21:44,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:21:44,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:21:44,387 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:21:44,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:21:45,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 23:21:45,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 23:21:45,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-06 23:21:45,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-06 23:21:45,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 23:21:45,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 23:21:45,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-06 23:21:45,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 422 states. [2024-05-06 23:21:45,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-05-06 23:21:45,057 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-05-06 23:21:45,256 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50,SelfDestructingSolverStorable51,SelfDestructingSolverStorable52,SelfDestructingSolverStorable53,SelfDestructingSolverStorable32,SelfDestructingSolverStorable54,SelfDestructingSolverStorable33,SelfDestructingSolverStorable55,SelfDestructingSolverStorable34,SelfDestructingSolverStorable35,SelfDestructingSolverStorable36,SelfDestructingSolverStorable37,SelfDestructingSolverStorable38,SelfDestructingSolverStorable39,SelfDestructingSolverStorable40,SelfDestructingSolverStorable41,SelfDestructingSolverStorable42,SelfDestructingSolverStorable43,SelfDestructingSolverStorable44,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable45,SelfDestructingSolverStorable46,SelfDestructingSolverStorable47,SelfDestructingSolverStorable48,SelfDestructingSolverStorable49 [2024-05-06 23:21:45,257 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-06 23:21:45,257 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 23:21:45,257 INFO L85 PathProgramCache]: Analyzing trace with hash 246597604, now seen corresponding path program 3 times [2024-05-06 23:21:45,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 23:21:45,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1004999254] [2024-05-06 23:21:45,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:21:45,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:21:45,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 23:21:51,931 INFO L134 CoverageAnalysis]: Checked inductivity of 2528 backedges. 0 proven. 2528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 23:21:51,931 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 23:21:51,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1004999254] [2024-05-06 23:21:51,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1004999254] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 23:21:51,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1765145131] [2024-05-06 23:21:51,933 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-06 23:21:51,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 23:21:51,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 23:21:51,937 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) [2024-05-06 23:21:51,940 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-05-06 23:21:52,104 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 13 check-sat command(s) [2024-05-06 23:21:52,104 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 23:21:52,107 INFO L262 TraceCheckSpWp]: Trace formula consists of 622 conjuncts, 103 conjunts are in the unsatisfiable core [2024-05-06 23:21:52,111 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 23:22:03,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2528 backedges. 407 proven. 2121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 23:22:03,115 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 23:22:17,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2528 backedges. 0 proven. 2528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 23:22:17,245 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1765145131] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 23:22:17,245 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 23:22:17,245 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [103, 103, 103] total 301 [2024-05-06 23:22:17,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982340286] [2024-05-06 23:22:17,247 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 23:22:17,248 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 301 states [2024-05-06 23:22:17,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 23:22:17,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 301 interpolants. [2024-05-06 23:22:17,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3518, Invalid=86782, Unknown=0, NotChecked=0, Total=90300 [2024-05-06 23:22:17,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 23:22:17,257 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 23:22:17,257 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 301 states, 301 states have (on average 3.2790697674418605) internal successors, (987), 301 states have internal predecessors, (987), 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) [2024-05-06 23:22:17,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 23:22:17,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 23:22:17,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-06 23:22:17,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-06 23:22:17,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 23:22:17,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 23:22:17,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-06 23:22:17,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 422 states. [2024-05-06 23:22:17,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2024-05-06 23:22:17,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 23:22:34,805 INFO L85 PathProgramCache]: Analyzing trace with hash 684634367, now seen corresponding path program 20 times [2024-05-06 23:22:34,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:22:34,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:22:34,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:22:34,826 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:22:34,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:22:41,158 INFO L85 PathProgramCache]: Analyzing trace with hash -642792803, now seen corresponding path program 2 times [2024-05-06 23:22:41,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:22:41,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:22:41,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:22:41,199 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:22:41,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:22:41,493 INFO L85 PathProgramCache]: Analyzing trace with hash -1384615818, now seen corresponding path program 2 times [2024-05-06 23:22:41,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:22:41,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:22:41,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:22:41,524 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:22:41,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:22:41,830 INFO L85 PathProgramCache]: Analyzing trace with hash -1513833541, now seen corresponding path program 2 times [2024-05-06 23:22:41,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:22:41,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:22:41,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:22:41,878 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:22:41,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:22:42,453 INFO L85 PathProgramCache]: Analyzing trace with hash 1753952002, now seen corresponding path program 9 times [2024-05-06 23:22:42,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:22:42,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:22:42,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:22:42,497 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:22:42,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:22:42,896 INFO L85 PathProgramCache]: Analyzing trace with hash -1661902140, now seen corresponding path program 10 times [2024-05-06 23:22:42,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:22:42,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:22:42,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:22:42,931 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:22:42,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:22:44,535 INFO L85 PathProgramCache]: Analyzing trace with hash -2056122333, now seen corresponding path program 21 times [2024-05-06 23:22:44,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:22:44,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:22:44,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:22:44,550 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:22:44,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:22:44,790 INFO L85 PathProgramCache]: Analyzing trace with hash 487863828, now seen corresponding path program 22 times [2024-05-06 23:22:44,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:22:44,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:22:44,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:22:44,805 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:22:44,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:22:45,009 INFO L85 PathProgramCache]: Analyzing trace with hash 1955400537, now seen corresponding path program 23 times [2024-05-06 23:22:45,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:22:45,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:22:45,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:22:45,024 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:22:45,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:22:45,572 INFO L85 PathProgramCache]: Analyzing trace with hash -1045298644, now seen corresponding path program 24 times [2024-05-06 23:22:45,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:22:45,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:22:45,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:22:45,586 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:22:45,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:22:45,803 INFO L85 PathProgramCache]: Analyzing trace with hash -310811275, now seen corresponding path program 25 times [2024-05-06 23:22:45,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:22:45,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:22:45,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:22:45,817 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:22:45,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:22:45,983 INFO L85 PathProgramCache]: Analyzing trace with hash 1929637940, now seen corresponding path program 26 times [2024-05-06 23:22:45,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:22:45,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:22:45,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:22:45,998 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:22:46,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:22:46,162 INFO L85 PathProgramCache]: Analyzing trace with hash -491942692, now seen corresponding path program 27 times [2024-05-06 23:22:46,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:22:46,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:22:46,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:22:46,177 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:22:46,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:22:48,271 INFO L85 PathProgramCache]: Analyzing trace with hash 1118538667, now seen corresponding path program 28 times [2024-05-06 23:22:48,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:22:48,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:22:48,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:22:48,290 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:22:48,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:25:41,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 23:25:41,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 23:25:41,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-06 23:25:41,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-06 23:25:41,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 23:25:41,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 23:25:41,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-06 23:25:41,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 463 states. [2024-05-06 23:25:41,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-05-06 23:25:41,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 285 states. [2024-05-06 23:25:41,256 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-05-06 23:25:41,454 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,SelfDestructingSolverStorable70,SelfDestructingSolverStorable60,SelfDestructingSolverStorable61,SelfDestructingSolverStorable62,SelfDestructingSolverStorable63,SelfDestructingSolverStorable64,SelfDestructingSolverStorable65,SelfDestructingSolverStorable66,SelfDestructingSolverStorable56,SelfDestructingSolverStorable67,SelfDestructingSolverStorable57,SelfDestructingSolverStorable68,SelfDestructingSolverStorable58,SelfDestructingSolverStorable69,SelfDestructingSolverStorable59 [2024-05-06 23:25:41,454 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-06 23:25:41,454 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 23:25:41,454 INFO L85 PathProgramCache]: Analyzing trace with hash -1689734700, now seen corresponding path program 3 times [2024-05-06 23:25:41,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 23:25:41,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462944726] [2024-05-06 23:25:41,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:25:41,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:25:41,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 23:25:47,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2467 backedges. 0 proven. 2467 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 23:25:47,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 23:25:47,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462944726] [2024-05-06 23:25:47,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1462944726] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 23:25:47,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1631085556] [2024-05-06 23:25:47,080 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-06 23:25:47,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 23:25:47,081 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 23:25:47,081 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) [2024-05-06 23:25:47,083 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-05-06 23:25:47,251 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 14 check-sat command(s) [2024-05-06 23:25:47,252 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 23:25:47,255 INFO L262 TraceCheckSpWp]: Trace formula consists of 608 conjuncts, 101 conjunts are in the unsatisfiable core [2024-05-06 23:25:47,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 23:25:57,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2467 backedges. 486 proven. 1981 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 23:25:57,191 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 23:26:10,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2467 backedges. 0 proven. 2467 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 23:26:10,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1631085556] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 23:26:10,389 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 23:26:10,389 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [101, 101, 101] total 295 [2024-05-06 23:26:10,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [582508449] [2024-05-06 23:26:10,390 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 23:26:10,390 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 295 states [2024-05-06 23:26:10,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 23:26:10,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 295 interpolants. [2024-05-06 23:26:10,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4055, Invalid=82675, Unknown=0, NotChecked=0, Total=86730 [2024-05-06 23:26:10,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 23:26:10,396 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 23:26:10,397 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 295 states, 295 states have (on average 3.2644067796610168) internal successors, (963), 295 states have internal predecessors, (963), 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) [2024-05-06 23:26:10,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 23:26:10,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 23:26:10,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-06 23:26:10,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-06 23:26:10,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 23:26:10,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 23:26:10,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-06 23:26:10,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 463 states. [2024-05-06 23:26:10,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2024-05-06 23:26:10,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 285 states. [2024-05-06 23:26:10,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 23:26:37,162 INFO L85 PathProgramCache]: Analyzing trace with hash 684634367, now seen corresponding path program 29 times [2024-05-06 23:26:37,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:26:37,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:26:37,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:26:37,180 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:26:37,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:26:47,778 INFO L85 PathProgramCache]: Analyzing trace with hash -2056122333, now seen corresponding path program 30 times [2024-05-06 23:26:47,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:26:47,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:26:47,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:26:47,793 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:26:47,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:26:48,022 INFO L85 PathProgramCache]: Analyzing trace with hash 487863828, now seen corresponding path program 31 times [2024-05-06 23:26:48,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:26:48,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:26:48,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:26:48,038 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:26:48,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:26:48,241 INFO L85 PathProgramCache]: Analyzing trace with hash 1955400537, now seen corresponding path program 32 times [2024-05-06 23:26:48,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:26:48,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:26:48,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:26:48,256 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:26:48,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:26:48,980 INFO L85 PathProgramCache]: Analyzing trace with hash -1045298644, now seen corresponding path program 33 times [2024-05-06 23:26:48,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:26:48,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:26:49,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:26:49,001 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:26:49,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:26:49,885 INFO L85 PathProgramCache]: Analyzing trace with hash -310811275, now seen corresponding path program 34 times [2024-05-06 23:26:49,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:26:49,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:26:49,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:26:49,900 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:26:49,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:26:50,389 INFO L85 PathProgramCache]: Analyzing trace with hash 1929637940, now seen corresponding path program 35 times [2024-05-06 23:26:50,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:26:50,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:26:50,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:26:50,404 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:26:50,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:26:50,669 INFO L85 PathProgramCache]: Analyzing trace with hash -491942692, now seen corresponding path program 36 times [2024-05-06 23:26:50,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:26:50,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:26:50,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:26:50,683 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:26:50,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:26:53,828 INFO L85 PathProgramCache]: Analyzing trace with hash 1118538667, now seen corresponding path program 37 times [2024-05-06 23:26:53,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 23:26:53,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 23:26:53,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 23:26:53,858 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 23:26:53,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat Received shutdown request... [2024-05-06 23:30:15,606 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-05-06 23:30:15,607 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-06 23:30:15,607 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 [2024-05-06 23:30:15,607 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 [2024-05-06 23:30:15,805 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80,SelfDestructingSolverStorable71,SelfDestructingSolverStorable72,SelfDestructingSolverStorable73,SelfDestructingSolverStorable74,SelfDestructingSolverStorable75,SelfDestructingSolverStorable76,SelfDestructingSolverStorable77,SelfDestructingSolverStorable78,SelfDestructingSolverStorable79,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 23:30:15,806 WARN L619 AbstractCegarLoop]: Verification canceled: while PredicateComparison was comparing new predicate (quantifier-free) to 609 known predicates. [2024-05-06 23:30:15,808 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-05-06 23:30:15,808 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-05-06 23:30:15,808 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-05-06 23:30:15,811 INFO L448 BasicCegarLoop]: Path program histogram: [37, 10, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1] [2024-05-06 23:30:15,813 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-06 23:30:15,813 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-06 23:30:15,815 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.05 11:30:15 BasicIcfg [2024-05-06 23:30:15,815 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-06 23:30:15,816 INFO L158 Benchmark]: Toolchain (without parser) took 837997.92ms. Allocated memory was 177.2MB in the beginning and 2.0GB in the end (delta: 1.9GB). Free memory was 111.0MB in the beginning and 868.9MB in the end (delta: -757.9MB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. [2024-05-06 23:30:15,816 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 177.2MB. Free memory is still 117.9MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-06 23:30:15,816 INFO L158 Benchmark]: CACSL2BoogieTranslator took 473.45ms. Allocated memory is still 177.2MB. Free memory was 110.8MB in the beginning and 146.6MB in the end (delta: -35.9MB). Peak memory consumption was 19.0MB. Max. memory is 8.0GB. [2024-05-06 23:30:15,816 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.94ms. Allocated memory is still 177.2MB. Free memory was 146.6MB in the beginning and 145.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-06 23:30:15,817 INFO L158 Benchmark]: Boogie Preprocessor took 29.90ms. Allocated memory is still 177.2MB. Free memory was 145.1MB in the beginning and 143.5MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-06 23:30:15,817 INFO L158 Benchmark]: RCFGBuilder took 371.74ms. Allocated memory is still 177.2MB. Free memory was 143.5MB in the beginning and 128.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2024-05-06 23:30:15,817 INFO L158 Benchmark]: TraceAbstraction took 837068.23ms. Allocated memory was 177.2MB in the beginning and 2.0GB in the end (delta: 1.9GB). Free memory was 127.8MB in the beginning and 868.9MB in the end (delta: -741.2MB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. [2024-05-06 23:30:15,818 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 177.2MB. Free memory is still 117.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 473.45ms. Allocated memory is still 177.2MB. Free memory was 110.8MB in the beginning and 146.6MB in the end (delta: -35.9MB). Peak memory consumption was 19.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 49.94ms. Allocated memory is still 177.2MB. Free memory was 146.6MB in the beginning and 145.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 29.90ms. Allocated memory is still 177.2MB. Free memory was 145.1MB in the beginning and 143.5MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 371.74ms. Allocated memory is still 177.2MB. Free memory was 143.5MB in the beginning and 128.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 837068.23ms. Allocated memory was 177.2MB in the beginning and 2.0GB in the end (delta: 1.9GB). Free memory was 127.8MB in the beginning and 868.9MB in the end (delta: -741.2MB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 467056, independent: 459525, independent conditional: 453686, independent unconditional: 5839, dependent: 7531, dependent conditional: 7509, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 459779, independent: 459525, independent conditional: 453686, independent unconditional: 5839, dependent: 254, dependent conditional: 232, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 459779, independent: 459525, independent conditional: 453686, independent unconditional: 5839, dependent: 254, dependent conditional: 232, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 459779, independent: 459525, independent conditional: 453686, independent unconditional: 5839, dependent: 254, dependent conditional: 232, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 460595, independent: 459525, independent conditional: 196267, independent unconditional: 263258, dependent: 1070, dependent conditional: 769, dependent unconditional: 301, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 460595, independent: 459525, independent conditional: 178862, independent unconditional: 280663, dependent: 1070, dependent conditional: 384, dependent unconditional: 686, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 460595, independent: 459525, independent conditional: 178862, independent unconditional: 280663, dependent: 1070, dependent conditional: 384, dependent unconditional: 686, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 985, independent: 957, independent conditional: 105, independent unconditional: 852, dependent: 28, dependent conditional: 23, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 985, independent: 953, independent conditional: 0, independent unconditional: 953, dependent: 32, dependent conditional: 0, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 32, independent: 4, independent conditional: 4, independent unconditional: 0, dependent: 28, dependent conditional: 23, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, independent: 4, independent conditional: 4, independent unconditional: 0, dependent: 28, dependent conditional: 23, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 98, independent: 6, independent conditional: 6, independent unconditional: 0, dependent: 92, dependent conditional: 46, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 460595, independent: 458568, independent conditional: 178757, independent unconditional: 279811, dependent: 1042, dependent conditional: 361, dependent unconditional: 681, unknown: 985, unknown conditional: 128, unknown unconditional: 857] , Statistics on independence cache: Total cache size (in pairs): 985, Positive cache size: 957, Positive conditional cache size: 105, Positive unconditional cache size: 852, Negative cache size: 28, Negative conditional cache size: 23, Negative unconditional cache size: 5, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 17790, Maximal queried relation: 10, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 460595, independent: 459525, independent conditional: 196267, independent unconditional: 263258, dependent: 1070, dependent conditional: 769, dependent unconditional: 301, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 460595, independent: 459525, independent conditional: 178862, independent unconditional: 280663, dependent: 1070, dependent conditional: 384, dependent unconditional: 686, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 460595, independent: 459525, independent conditional: 178862, independent unconditional: 280663, dependent: 1070, dependent conditional: 384, dependent unconditional: 686, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 985, independent: 957, independent conditional: 105, independent unconditional: 852, dependent: 28, dependent conditional: 23, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 985, independent: 953, independent conditional: 0, independent unconditional: 953, dependent: 32, dependent conditional: 0, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 32, independent: 4, independent conditional: 4, independent unconditional: 0, dependent: 28, dependent conditional: 23, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, independent: 4, independent conditional: 4, independent unconditional: 0, dependent: 28, dependent conditional: 23, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 98, independent: 6, independent conditional: 6, independent unconditional: 0, dependent: 92, dependent conditional: 46, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 460595, independent: 458568, independent conditional: 178757, independent unconditional: 279811, dependent: 1042, dependent conditional: 361, dependent unconditional: 681, unknown: 985, unknown conditional: 128, unknown unconditional: 857] , Statistics on independence cache: Total cache size (in pairs): 985, Positive cache size: 957, Positive conditional cache size: 105, Positive unconditional cache size: 852, Negative cache size: 28, Negative conditional cache size: 23, Negative unconditional cache size: 5, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 17790 ], Independence queries for same thread: 7277 - 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 609 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 609 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 609 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: 836.9s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 37, EmptinessCheckTime: 732.8s, 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: 1435, 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: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 99.9s InterpolantComputationTime, 5300 NumberOfCodeBlocks, 5300 NumberOfCodeBlocksAsserted, 57 NumberOfCheckSat, 6932 ConstructedInterpolants, 0 QuantifiedInterpolants, 70851 SizeOfPredicates, 378 NumberOfNonLiveVariables, 4918 ConjunctsInSsa, 465 ConjunctsInUnsatCore, 28 InterpolantComputations, 4 PerfectInterpolantSequences, 10101/40666 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, ConditionalCommutativityCheckTime: 32.7s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 79, ConditionalCommutativityTraceChecks: 69, ConditionalCommutativityImperfectProofs: 1 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown