/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 BOTH --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT --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-7.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-07 20:05:27,039 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-07 20:05:27,117 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-07 20:05:27,123 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-07 20:05:27,123 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-07 20:05:27,154 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-07 20:05:27,154 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-07 20:05:27,155 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-07 20:05:27,155 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-07 20:05:27,159 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-07 20:05:27,159 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-07 20:05:27,160 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-07 20:05:27,160 INFO L153 SettingsManager]: * Use SBE=true [2024-05-07 20:05:27,162 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-07 20:05:27,162 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-07 20:05:27,162 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-07 20:05:27,162 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-07 20:05:27,162 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-07 20:05:27,163 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-07 20:05:27,163 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-07 20:05:27,163 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-07 20:05:27,163 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-07 20:05:27,164 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-07 20:05:27,164 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-07 20:05:27,164 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-07 20:05:27,164 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-07 20:05:27,164 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-07 20:05:27,165 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-07 20:05:27,165 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-07 20:05:27,165 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 20:05:27,166 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-07 20:05:27,166 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-07 20:05:27,167 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-07 20:05:27,167 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-07 20:05:27,167 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-07 20:05:27,167 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-07 20:05:27,167 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-07 20:05:27,167 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-07 20:05:27,167 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-07 20:05:27,168 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> BOTH Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-07 20:05:27,490 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-07 20:05:27,522 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-07 20:05:27,524 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-07 20:05:27,525 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-07 20:05:27,526 INFO L274 PluginConnector]: CDTParser initialized [2024-05-07 20:05:27,527 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread/fib_safe-7.i [2024-05-07 20:05:28,709 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-07 20:05:28,968 INFO L384 CDTParser]: Found 1 translation units. [2024-05-07 20:05:28,968 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/fib_safe-7.i [2024-05-07 20:05:28,982 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/fcadf7182/a40ba0edb8bb4f4ab10aa89a224e6d0b/FLAGfc00c3736 [2024-05-07 20:05:29,005 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/fcadf7182/a40ba0edb8bb4f4ab10aa89a224e6d0b [2024-05-07 20:05:29,009 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-07 20:05:29,011 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-07 20:05:29,014 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-07 20:05:29,015 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-07 20:05:29,020 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-07 20:05:29,021 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 08:05:29" (1/1) ... [2024-05-07 20:05:29,022 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1655c722 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:05:29, skipping insertion in model container [2024-05-07 20:05:29,022 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 08:05:29" (1/1) ... [2024-05-07 20:05:29,081 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-07 20:05:29,346 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-7.i[30241,30254] [2024-05-07 20:05:29,368 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 20:05:29,380 INFO L202 MainTranslator]: Completed pre-run [2024-05-07 20:05:29,408 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-7.i[30241,30254] [2024-05-07 20:05:29,420 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 20:05:29,442 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-07 20:05:29,442 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-07 20:05:29,449 INFO L206 MainTranslator]: Completed translation [2024-05-07 20:05:29,449 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:05:29 WrapperNode [2024-05-07 20:05:29,449 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-07 20:05:29,450 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-07 20:05:29,451 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-07 20:05:29,451 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-07 20:05:29,458 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:05:29" (1/1) ... [2024-05-07 20:05:29,480 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:05:29" (1/1) ... [2024-05-07 20:05:29,504 INFO L138 Inliner]: procedures = 165, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2024-05-07 20:05:29,506 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-07 20:05:29,507 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-07 20:05:29,507 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-07 20:05:29,507 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-07 20:05:29,515 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:05:29" (1/1) ... [2024-05-07 20:05:29,515 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:05:29" (1/1) ... [2024-05-07 20:05:29,518 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:05:29" (1/1) ... [2024-05-07 20:05:29,518 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:05:29" (1/1) ... [2024-05-07 20:05:29,523 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:05:29" (1/1) ... [2024-05-07 20:05:29,528 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:05:29" (1/1) ... [2024-05-07 20:05:29,530 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:05:29" (1/1) ... [2024-05-07 20:05:29,531 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:05:29" (1/1) ... [2024-05-07 20:05:29,534 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-07 20:05:29,534 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-07 20:05:29,535 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-07 20:05:29,535 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-07 20:05:29,535 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:05:29" (1/1) ... [2024-05-07 20:05:29,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 20:05:29,561 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 20:05:29,580 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) [2024-05-07 20:05:29,592 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 [2024-05-07 20:05:29,633 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-05-07 20:05:29,633 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-05-07 20:05:29,634 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-05-07 20:05:29,634 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-05-07 20:05:29,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-07 20:05:29,634 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-07 20:05:29,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-07 20:05:29,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-07 20:05:29,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-07 20:05:29,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-07 20:05:29,636 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-07 20:05:29,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-07 20:05:29,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-07 20:05:29,638 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-07 20:05:29,880 INFO L241 CfgBuilder]: Building ICFG [2024-05-07 20:05:29,882 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-07 20:05:30,101 INFO L282 CfgBuilder]: Performing block encoding [2024-05-07 20:05:30,118 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-07 20:05:30,118 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2024-05-07 20:05:30,120 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 08:05:30 BoogieIcfgContainer [2024-05-07 20:05:30,120 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-07 20:05:30,122 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-07 20:05:30,122 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-07 20:05:30,125 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-07 20:05:30,125 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.05 08:05:29" (1/3) ... [2024-05-07 20:05:30,126 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ed0801e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 08:05:30, skipping insertion in model container [2024-05-07 20:05:30,126 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:05:29" (2/3) ... [2024-05-07 20:05:30,127 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ed0801e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 08:05:30, skipping insertion in model container [2024-05-07 20:05:30,127 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 08:05:30" (3/3) ... [2024-05-07 20:05:30,128 INFO L112 eAbstractionObserver]: Analyzing ICFG fib_safe-7.i [2024-05-07 20:05:30,136 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-07 20:05:30,146 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-07 20:05:30,147 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-07 20:05:30,147 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-07 20:05:30,202 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-07 20:05:30,248 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-07 20:05:30,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-07 20:05:30,249 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 20:05:30,252 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) [2024-05-07 20:05:30,257 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 [2024-05-07 20:05:30,292 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-07 20:05:30,306 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 20:05:30,308 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-07 20:05:30,315 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;@16f44356, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=BOTH, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-07 20:05:30,316 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-05-07 20:05:30,570 INFO L85 PathProgramCache]: Analyzing trace with hash 920930900, now seen corresponding path program 1 times [2024-05-07 20:05:30,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:05:30,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:05:30,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:30,707 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:05:30,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:30,851 INFO L85 PathProgramCache]: Analyzing trace with hash -1818823887, now seen corresponding path program 2 times [2024-05-07 20:05:30,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:05:30,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:05:30,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:30,908 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:05:30,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:31,029 INFO L85 PathProgramCache]: Analyzing trace with hash 310184287, now seen corresponding path program 1 times [2024-05-07 20:05:31,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:05:31,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:05:31,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:31,081 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:05:31,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:31,207 INFO L85 PathProgramCache]: Analyzing trace with hash 2019539270, now seen corresponding path program 2 times [2024-05-07 20:05:31,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:05:31,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:05:31,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:31,250 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:05:31,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:31,362 INFO L85 PathProgramCache]: Analyzing trace with hash -1361992354, now seen corresponding path program 1 times [2024-05-07 20:05:31,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:05:31,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:05:31,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:31,396 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:05:31,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:31,481 INFO L85 PathProgramCache]: Analyzing trace with hash -1458873881, now seen corresponding path program 2 times [2024-05-07 20:05:31,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:05:31,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:05:31,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:31,518 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:05:31,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:31,596 INFO L85 PathProgramCache]: Analyzing trace with hash 1246410695, now seen corresponding path program 1 times [2024-05-07 20:05:31,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:05:31,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:05:31,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:31,641 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:05:31,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:31,757 INFO L85 PathProgramCache]: Analyzing trace with hash 1476962782, now seen corresponding path program 2 times [2024-05-07 20:05:31,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:05:31,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:05:31,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:31,797 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:05:31,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:31,875 INFO L85 PathProgramCache]: Analyzing trace with hash 1832526146, now seen corresponding path program 1 times [2024-05-07 20:05:31,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:05:31,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:05:31,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:31,894 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:05:31,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:31,956 INFO L85 PathProgramCache]: Analyzing trace with hash 2125856643, now seen corresponding path program 2 times [2024-05-07 20:05:31,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:05:31,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:05:31,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:31,971 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:05:31,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:32,038 INFO L85 PathProgramCache]: Analyzing trace with hash -397354433, now seen corresponding path program 1 times [2024-05-07 20:05:32,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:05:32,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:05:32,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:32,065 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:05:32,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:32,113 INFO L85 PathProgramCache]: Analyzing trace with hash 1038408806, now seen corresponding path program 2 times [2024-05-07 20:05:32,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:05:32,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:05:32,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:32,130 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:05:32,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:32,160 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-07 20:05:32,162 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 20:05:32,163 INFO L85 PathProgramCache]: Analyzing trace with hash -1184059601, now seen corresponding path program 1 times [2024-05-07 20:05:32,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 20:05:32,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812494957] [2024-05-07 20:05:32,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:05:32,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:05:32,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 20:05:32,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 20:05:32,297 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 20:05:32,297 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812494957] [2024-05-07 20:05:32,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1812494957] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 20:05:32,298 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 20:05:32,298 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-07 20:05:32,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091212388] [2024-05-07 20:05:32,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 20:05:32,308 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-07 20:05:32,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 20:05:32,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-07 20:05:32,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-07 20:05:32,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 20:05:32,396 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 20:05:32,398 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) [2024-05-07 20:05:32,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 20:05:32,478 INFO L85 PathProgramCache]: Analyzing trace with hash 227468881, now seen corresponding path program 1 times [2024-05-07 20:05:32,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:05:32,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:05:32,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:32,499 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:05:32,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:32,548 INFO L85 PathProgramCache]: Analyzing trace with hash -317715180, now seen corresponding path program 2 times [2024-05-07 20:05:32,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:05:32,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:05:32,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:32,568 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:05:32,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:32,630 INFO L85 PathProgramCache]: Analyzing trace with hash -394829268, now seen corresponding path program 3 times [2024-05-07 20:05:32,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:05:32,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:05:32,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:32,649 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:05:32,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:32,709 INFO L85 PathProgramCache]: Analyzing trace with hash 1513772121, now seen corresponding path program 4 times [2024-05-07 20:05:32,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:05:32,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:05:32,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:32,740 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:05:32,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:32,791 INFO L85 PathProgramCache]: Analyzing trace with hash 2108893497, now seen corresponding path program 5 times [2024-05-07 20:05:32,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:05:32,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:05:32,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:32,807 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:05:32,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:32,862 INFO L85 PathProgramCache]: Analyzing trace with hash 1018665260, now seen corresponding path program 6 times [2024-05-07 20:05:32,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:05:32,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:05:32,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:32,876 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:05:32,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:32,922 INFO L85 PathProgramCache]: Analyzing trace with hash 1998895504, now seen corresponding path program 7 times [2024-05-07 20:05:32,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:05:32,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:05:32,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:32,936 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:05:32,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:32,990 INFO L85 PathProgramCache]: Analyzing trace with hash -1075515787, now seen corresponding path program 8 times [2024-05-07 20:05:32,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:05:32,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:05:33,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:33,035 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:05:33,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:33,085 INFO L85 PathProgramCache]: Analyzing trace with hash 162201649, now seen corresponding path program 9 times [2024-05-07 20:05:33,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:05:33,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:05:33,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:33,117 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:05:33,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:33,176 INFO L85 PathProgramCache]: Analyzing trace with hash 1350780724, now seen corresponding path program 10 times [2024-05-07 20:05:33,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:05:33,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:05:33,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:33,190 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:05:33,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:05:33,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-07 20:05:33,210 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable20,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,SelfDestructingSolverStorable12,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-05-07 20:05:33,210 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-07 20:05:33,210 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 20:05:33,210 INFO L85 PathProgramCache]: Analyzing trace with hash 546730109, now seen corresponding path program 1 times [2024-05-07 20:05:33,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 20:05:33,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743424149] [2024-05-07 20:05:33,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:05:33,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:05:33,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 20:05:33,331 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 20:05:33,331 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 20:05:33,332 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743424149] [2024-05-07 20:05:33,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743424149] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 20:05:33,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1514277042] [2024-05-07 20:05:33,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:05:33,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 20:05:33,333 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 20:05:33,367 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) [2024-05-07 20:05:33,385 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-05-07 20:05:33,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 20:05:33,478 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 20:05:33,481 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 20:05:33,543 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 20:05:33,543 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 20:05:33,603 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 20:05:33,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1514277042] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 20:05:33,604 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 20:05:33,604 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-05-07 20:05:33,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114646699] [2024-05-07 20:05:33,608 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 20:05:33,611 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-05-07 20:05:33,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 20:05:33,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-07 20:05:33,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-05-07 20:05:33,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 20:05:33,643 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 20:05:33,644 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) [2024-05-07 20:05:33,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-07 20:05:33,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 20:05:33,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-07 20:05:33,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 20:05:33,753 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-05-07 20:05:33,953 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 [2024-05-07 20:05:33,954 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-07 20:05:33,954 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 20:05:33,954 INFO L85 PathProgramCache]: Analyzing trace with hash -872570179, now seen corresponding path program 2 times [2024-05-07 20:05:33,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 20:05:33,955 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856805586] [2024-05-07 20:05:33,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:05:33,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:05:33,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 20:05:34,196 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 20:05:34,196 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 20:05:34,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [856805586] [2024-05-07 20:05:34,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [856805586] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 20:05:34,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [477627218] [2024-05-07 20:05:34,197 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-07 20:05:34,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 20:05:34,197 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 20:05:34,198 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) [2024-05-07 20:05:34,218 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-05-07 20:05:34,307 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-07 20:05:34,307 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-07 20:05:34,309 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 8 conjunts are in the unsatisfiable core [2024-05-07 20:05:34,313 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 20:05:34,401 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 20:05:34,401 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 20:05:34,529 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 20:05:34,529 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [477627218] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 20:05:34,530 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 20:05:34,530 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2024-05-07 20:05:34,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946072874] [2024-05-07 20:05:34,530 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 20:05:34,532 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-05-07 20:05:34,532 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 20:05:34,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-05-07 20:05:34,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-05-07 20:05:34,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 20:05:34,617 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 20:05:34,618 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) [2024-05-07 20:05:34,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-07 20:05:34,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-07 20:05:34,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 20:05:34,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-07 20:05:34,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 20:05:34,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-07 20:05:34,824 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-05-07 20:05:35,018 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 [2024-05-07 20:05:35,019 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-07 20:05:35,019 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 20:05:35,019 INFO L85 PathProgramCache]: Analyzing trace with hash 328881981, now seen corresponding path program 3 times [2024-05-07 20:05:35,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 20:05:35,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [940683811] [2024-05-07 20:05:35,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:05:35,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:05:35,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 20:05:35,454 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 0 proven. 434 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 20:05:35,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 20:05:35,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [940683811] [2024-05-07 20:05:35,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [940683811] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 20:05:35,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1850008147] [2024-05-07 20:05:35,454 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-07 20:05:35,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 20:05:35,455 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 20:05:35,456 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) [2024-05-07 20:05:35,474 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-05-07 20:05:35,591 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2024-05-07 20:05:35,591 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-07 20:05:35,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 16 conjunts are in the unsatisfiable core [2024-05-07 20:05:35,597 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 20:05:35,993 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 434 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 20:05:35,994 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 20:05:35,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1850008147] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 20:05:35,994 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-05-07 20:05:35,994 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [17] total 32 [2024-05-07 20:05:35,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241469301] [2024-05-07 20:05:35,994 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 20:05:35,995 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-05-07 20:05:35,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 20:05:36,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-05-07 20:05:36,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=159, Invalid=833, Unknown=0, NotChecked=0, Total=992 [2024-05-07 20:05:36,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 20:05:36,066 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 20:05:36,066 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 10.764705882352942) internal successors, (183), 17 states have internal predecessors, (183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 20:05:36,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-07 20:05:36,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-07 20:05:36,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-07 20:05:36,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 20:05:36,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-07 20:05:36,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 20:05:36,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-07 20:05:36,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 20:05:36,384 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-05-07 20:05:36,584 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 [2024-05-07 20:05:36,585 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-07 20:05:36,585 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 20:05:36,585 INFO L85 PathProgramCache]: Analyzing trace with hash 996868386, now seen corresponding path program 1 times [2024-05-07 20:05:36,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 20:05:36,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555798426] [2024-05-07 20:05:36,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:05:36,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:05:36,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 20:05:37,068 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 0 proven. 545 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 20:05:37,069 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 20:05:37,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555798426] [2024-05-07 20:05:37,069 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1555798426] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 20:05:37,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1406393441] [2024-05-07 20:05:37,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:05:37,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 20:05:37,069 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 20:05:37,070 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) [2024-05-07 20:05:37,118 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-05-07 20:05:37,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 20:05:37,221 INFO L262 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 16 conjunts are in the unsatisfiable core [2024-05-07 20:05:37,224 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 20:05:37,645 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 533 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-05-07 20:05:37,645 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 20:05:37,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1406393441] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 20:05:37,645 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-05-07 20:05:37,646 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [21] total 36 [2024-05-07 20:05:37,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606166064] [2024-05-07 20:05:37,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 20:05:37,646 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-05-07 20:05:37,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 20:05:37,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-05-07 20:05:37,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=199, Invalid=1061, Unknown=0, NotChecked=0, Total=1260 [2024-05-07 20:05:37,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 20:05:37,682 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 20:05:37,683 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 11.117647058823529) internal successors, (189), 17 states have internal predecessors, (189), 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) [2024-05-07 20:05:37,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-07 20:05:37,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-07 20:05:37,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-07 20:05:37,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 20:05:37,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 20:05:38,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-07 20:05:38,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 20:05:38,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-07 20:05:38,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 20:05:38,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 20:05:38,059 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-05-07 20:05:38,256 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 [2024-05-07 20:05:38,256 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-07 20:05:38,256 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 20:05:38,256 INFO L85 PathProgramCache]: Analyzing trace with hash 60620829, now seen corresponding path program 1 times [2024-05-07 20:05:38,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 20:05:38,257 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [296344010] [2024-05-07 20:05:38,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:05:38,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:05:38,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 20:05:38,622 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 20:05:38,623 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 20:05:38,623 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [296344010] [2024-05-07 20:05:38,623 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [296344010] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 20:05:38,623 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2059126878] [2024-05-07 20:05:38,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:05:38,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 20:05:38,627 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 20:05:38,629 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) [2024-05-07 20:05:38,653 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-05-07 20:05:38,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 20:05:38,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 16 conjunts are in the unsatisfiable core [2024-05-07 20:05:38,762 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 20:05:38,914 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 20:05:38,914 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 20:05:39,309 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 20:05:39,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2059126878] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 20:05:39,310 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 20:05:39,310 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 34 [2024-05-07 20:05:39,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167633153] [2024-05-07 20:05:39,312 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 20:05:39,314 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-05-07 20:05:39,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 20:05:39,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-05-07 20:05:39,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=306, Invalid=816, Unknown=0, NotChecked=0, Total=1122 [2024-05-07 20:05:39,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 20:05:39,370 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 20:05:39,371 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 9.5) internal successors, (323), 34 states have internal predecessors, (323), 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) [2024-05-07 20:05:39,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-07 20:05:39,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-07 20:05:39,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-07 20:05:39,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 20:05:39,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 20:05:39,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 20:05:39,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-07 20:05:39,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 20:05:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-07 20:05:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 20:05:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 20:05:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-07 20:05:39,932 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-05-07 20:05:40,124 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 [2024-05-07 20:05:40,125 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-07 20:05:40,125 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 20:05:40,126 INFO L85 PathProgramCache]: Analyzing trace with hash 1327961501, now seen corresponding path program 2 times [2024-05-07 20:05:40,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 20:05:40,126 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145608163] [2024-05-07 20:05:40,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:05:40,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:05:40,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 20:05:41,001 INFO L134 CoverageAnalysis]: Checked inductivity of 974 backedges. 0 proven. 974 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 20:05:41,001 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 20:05:41,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145608163] [2024-05-07 20:05:41,001 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1145608163] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 20:05:41,002 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [11847884] [2024-05-07 20:05:41,002 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-07 20:05:41,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 20:05:41,002 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 20:05:41,003 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) [2024-05-07 20:05:41,024 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-05-07 20:05:41,139 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-07 20:05:41,140 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-07 20:05:41,142 INFO L262 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-07 20:05:41,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 20:05:41,381 INFO L134 CoverageAnalysis]: Checked inductivity of 974 backedges. 0 proven. 974 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 20:05:41,381 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 20:05:41,917 INFO L134 CoverageAnalysis]: Checked inductivity of 974 backedges. 0 proven. 974 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 20:05:41,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [11847884] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 20:05:41,917 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 20:05:41,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33, 33] total 35 [2024-05-07 20:05:41,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989397502] [2024-05-07 20:05:41,918 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 20:05:41,919 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-05-07 20:05:41,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 20:05:41,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-05-07 20:05:41,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=323, Invalid=867, Unknown=0, NotChecked=0, Total=1190 [2024-05-07 20:05:41,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 20:05:41,962 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 20:05:41,962 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 7.2) internal successors, (252), 35 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 20:05:41,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-07 20:05:41,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-07 20:05:41,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-07 20:05:41,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 20:05:41,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 20:05:41,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-07 20:05:41,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 20:05:42,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-07 20:05:42,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 20:05:42,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-07 20:05:42,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 20:05:42,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 20:05:42,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-07 20:05:42,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-07 20:05:42,552 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-05-07 20:05:42,750 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 [2024-05-07 20:05:42,751 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-07 20:05:42,751 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 20:05:42,752 INFO L85 PathProgramCache]: Analyzing trace with hash 1654436186, now seen corresponding path program 3 times [2024-05-07 20:05:42,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 20:05:42,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264790466] [2024-05-07 20:05:42,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:05:42,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:05:42,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 20:05:47,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1080 backedges. 0 proven. 1080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 20:05:47,429 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 20:05:47,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [264790466] [2024-05-07 20:05:47,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [264790466] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 20:05:47,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1226267476] [2024-05-07 20:05:47,430 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-07 20:05:47,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 20:05:47,430 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 20:05:47,433 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) [2024-05-07 20:05:47,456 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-05-07 20:05:47,586 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2024-05-07 20:05:47,587 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-07 20:05:47,590 INFO L262 TraceCheckSpWp]: Trace formula consists of 462 conjuncts, 71 conjunts are in the unsatisfiable core [2024-05-07 20:05:47,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 20:05:54,794 INFO L134 CoverageAnalysis]: Checked inductivity of 1080 backedges. 212 proven. 868 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 20:05:54,795 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 20:06:03,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1080 backedges. 0 proven. 1080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 20:06:03,214 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1226267476] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 20:06:03,214 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 20:06:03,214 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [71, 71, 71] total 205 [2024-05-07 20:06:03,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546339794] [2024-05-07 20:06:03,215 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 20:06:03,219 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 205 states [2024-05-07 20:06:03,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 20:06:03,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 205 interpolants. [2024-05-07 20:06:03,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1839, Invalid=39981, Unknown=0, NotChecked=0, Total=41820 [2024-05-07 20:06:03,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 20:06:03,297 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 20:06:03,298 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 205 states, 205 states have (on average 3.4097560975609755) internal successors, (699), 205 states have internal predecessors, (699), 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) [2024-05-07 20:06:03,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-07 20:06:03,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-07 20:06:03,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-07 20:06:03,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 20:06:03,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 20:06:03,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-07 20:06:03,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-05-07 20:06:03,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 20:06:21,203 INFO L85 PathProgramCache]: Analyzing trace with hash -2118872327, now seen corresponding path program 1 times [2024-05-07 20:06:21,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:06:21,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:06:21,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 20:06:22,134 INFO L134 CoverageAnalysis]: Checked inductivity of 755 backedges. 615 proven. 121 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-05-07 20:06:22,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:06:22,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:06:22,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 20:06:22,587 INFO L134 CoverageAnalysis]: Checked inductivity of 755 backedges. 615 proven. 121 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-05-07 20:06:22,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-07 20:06:22,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 20:06:22,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-07 20:06:22,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 20:06:22,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 20:06:22,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-07 20:06:22,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-07 20:06:22,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-05-07 20:06:22,613 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-05-07 20:06:22,813 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 [2024-05-07 20:06:22,813 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-07 20:06:22,814 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 20:06:22,814 INFO L85 PathProgramCache]: Analyzing trace with hash -1163981713, now seen corresponding path program 1 times [2024-05-07 20:06:22,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 20:06:22,814 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079635207] [2024-05-07 20:06:22,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:06:22,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:06:22,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 20:06:23,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1186 backedges. 1038 proven. 148 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 20:06:23,670 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 20:06:23,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079635207] [2024-05-07 20:06:23,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079635207] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 20:06:23,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [581427910] [2024-05-07 20:06:23,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:06:23,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 20:06:23,671 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 20:06:23,673 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) [2024-05-07 20:06:23,674 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-05-07 20:06:23,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 20:06:23,818 INFO L262 TraceCheckSpWp]: Trace formula consists of 468 conjuncts, 34 conjunts are in the unsatisfiable core [2024-05-07 20:06:23,822 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 20:06:24,028 INFO L134 CoverageAnalysis]: Checked inductivity of 1186 backedges. 1186 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 20:06:24,028 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 20:06:24,028 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [581427910] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 20:06:24,029 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-05-07 20:06:24,029 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [35] total 37 [2024-05-07 20:06:24,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777233611] [2024-05-07 20:06:24,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 20:06:24,029 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-05-07 20:06:24,030 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 20:06:24,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-05-07 20:06:24,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=329, Invalid=1003, Unknown=0, NotChecked=0, Total=1332 [2024-05-07 20:06:24,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 20:06:24,065 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 20:06:24,065 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 7.0285714285714285) internal successors, (246), 35 states have internal predecessors, (246), 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) [2024-05-07 20:06:24,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-07 20:06:24,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-07 20:06:24,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-07 20:06:24,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 20:06:24,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 20:06:24,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-07 20:06:24,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-05-07 20:06:24,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-05-07 20:06:24,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 20:06:27,933 INFO L85 PathProgramCache]: Analyzing trace with hash -117384065, now seen corresponding path program 11 times [2024-05-07 20:06:27,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:06:27,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:06:27,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:06:27,956 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:06:27,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:06:55,915 INFO L85 PathProgramCache]: Analyzing trace with hash 694268637, now seen corresponding path program 1 times [2024-05-07 20:06:55,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:06:55,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:06:55,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:06:55,972 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:06:56,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:07:01,388 INFO L85 PathProgramCache]: Analyzing trace with hash 75180342, now seen corresponding path program 1 times [2024-05-07 20:07:01,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:07:01,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:07:01,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:07:01,419 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:07:01,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:07:01,860 INFO L85 PathProgramCache]: Analyzing trace with hash -1084373765, now seen corresponding path program 1 times [2024-05-07 20:07:01,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:07:01,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:07:01,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:07:01,890 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:07:01,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:07:02,458 INFO L85 PathProgramCache]: Analyzing trace with hash -198754701, now seen corresponding path program 1 times [2024-05-07 20:07:02,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:07:02,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:07:02,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:07:02,487 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:07:02,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:07:03,002 INFO L85 PathProgramCache]: Analyzing trace with hash 1913714882, now seen corresponding path program 2 times [2024-05-07 20:07:03,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:07:03,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:07:03,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:07:03,108 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:07:03,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:07:03,592 INFO L85 PathProgramCache]: Analyzing trace with hash -1329744108, now seen corresponding path program 3 times [2024-05-07 20:07:03,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:07:03,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:07:03,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:07:03,632 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:07:03,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:07:04,089 INFO L85 PathProgramCache]: Analyzing trace with hash -2100042876, now seen corresponding path program 4 times [2024-05-07 20:07:04,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:07:04,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:07:04,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:07:04,118 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:07:04,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:07:59,183 INFO L85 PathProgramCache]: Analyzing trace with hash 411858083, now seen corresponding path program 12 times [2024-05-07 20:07:59,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:07:59,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:07:59,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:07:59,203 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:07:59,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:07:59,469 INFO L85 PathProgramCache]: Analyzing trace with hash 1121665428, now seen corresponding path program 13 times [2024-05-07 20:07:59,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:07:59,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:07:59,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:07:59,487 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:07:59,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:07:59,714 INFO L85 PathProgramCache]: Analyzing trace with hash 1006014425, now seen corresponding path program 14 times [2024-05-07 20:07:59,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:07:59,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:07:59,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:07:59,728 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:07:59,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:08:00,227 INFO L85 PathProgramCache]: Analyzing trace with hash 1556475308, now seen corresponding path program 15 times [2024-05-07 20:08:00,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:08:00,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:08:00,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:08:00,240 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:08:00,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:08:00,737 INFO L85 PathProgramCache]: Analyzing trace with hash -226883083, now seen corresponding path program 16 times [2024-05-07 20:08:00,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:08:00,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:08:00,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:08:00,751 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:08:00,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:08:01,162 INFO L85 PathProgramCache]: Analyzing trace with hash 823966644, now seen corresponding path program 17 times [2024-05-07 20:08:01,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:08:01,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:08:01,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:08:01,176 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:08:01,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:08:01,370 INFO L85 PathProgramCache]: Analyzing trace with hash -527609508, now seen corresponding path program 18 times [2024-05-07 20:08:01,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:08:01,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:08:01,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:08:01,384 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:08:01,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:08:04,834 INFO L85 PathProgramCache]: Analyzing trace with hash 1202466859, now seen corresponding path program 19 times [2024-05-07 20:08:04,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:08:04,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:08:04,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:08:04,851 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:08:04,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:08:05,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-07 20:08:05,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 20:08:05,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-07 20:08:05,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 20:08:05,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 20:08:05,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-07 20:08:05,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-07 20:08:05,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 313 states. [2024-05-07 20:08:05,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-07 20:08:05,374 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-05-07 20:08:05,574 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,SelfDestructingSolverStorable41,SelfDestructingSolverStorable42,SelfDestructingSolverStorable32,SelfDestructingSolverStorable43,SelfDestructingSolverStorable33,SelfDestructingSolverStorable44,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34,SelfDestructingSolverStorable45,SelfDestructingSolverStorable35,SelfDestructingSolverStorable46,SelfDestructingSolverStorable36,SelfDestructingSolverStorable47,SelfDestructingSolverStorable37,SelfDestructingSolverStorable48,SelfDestructingSolverStorable38,SelfDestructingSolverStorable39 [2024-05-07 20:08:05,575 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-07 20:08:05,575 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 20:08:05,575 INFO L85 PathProgramCache]: Analyzing trace with hash 704590372, now seen corresponding path program 4 times [2024-05-07 20:08:05,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 20:08:05,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529880009] [2024-05-07 20:08:05,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:08:05,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:08:05,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 20:08:09,296 INFO L134 CoverageAnalysis]: Checked inductivity of 1080 backedges. 0 proven. 1080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 20:08:09,297 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 20:08:09,297 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529880009] [2024-05-07 20:08:09,297 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [529880009] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 20:08:09,297 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [628339204] [2024-05-07 20:08:09,297 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-07 20:08:09,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 20:08:09,297 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 20:08:09,299 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) [2024-05-07 20:08:09,301 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-05-07 20:08:09,441 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-07 20:08:09,441 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-07 20:08:09,443 INFO L262 TraceCheckSpWp]: Trace formula consists of 462 conjuncts, 71 conjunts are in the unsatisfiable core [2024-05-07 20:08:09,447 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 20:08:16,257 INFO L134 CoverageAnalysis]: Checked inductivity of 1080 backedges. 161 proven. 919 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 20:08:16,257 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 20:08:24,276 INFO L134 CoverageAnalysis]: Checked inductivity of 1080 backedges. 0 proven. 1080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 20:08:24,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [628339204] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 20:08:24,277 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 20:08:24,277 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [71, 71, 71] total 205 [2024-05-07 20:08:24,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795425085] [2024-05-07 20:08:24,277 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 20:08:24,278 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 205 states [2024-05-07 20:08:24,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 20:08:24,507 INFO L85 PathProgramCache]: Analyzing trace with hash 1202466859, now seen corresponding path program 20 times [2024-05-07 20:08:24,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:08:24,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:08:24,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:08:24,521 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:08:24,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:08:24,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 205 interpolants. [2024-05-07 20:08:24,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1790, Invalid=40440, Unknown=0, NotChecked=0, Total=42230 [2024-05-07 20:08:24,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 20:08:24,560 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 20:08:24,560 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 205 states, 205 states have (on average 3.4097560975609755) internal successors, (699), 205 states have internal predecessors, (699), 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) [2024-05-07 20:08:24,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-07 20:08:24,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-07 20:08:24,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-07 20:08:24,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 20:08:24,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 20:08:24,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-07 20:08:24,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-05-07 20:08:24,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 313 states. [2024-05-07 20:08:24,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-07 20:08:24,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 20:08:31,230 INFO L85 PathProgramCache]: Analyzing trace with hash -117384065, now seen corresponding path program 21 times [2024-05-07 20:08:31,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:08:31,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:08:31,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:08:31,243 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:08:31,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:08:35,822 INFO L85 PathProgramCache]: Analyzing trace with hash 411858083, now seen corresponding path program 22 times [2024-05-07 20:08:35,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:08:35,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:08:35,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:08:35,838 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:08:35,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:08:36,189 INFO L85 PathProgramCache]: Analyzing trace with hash 1121665428, now seen corresponding path program 23 times [2024-05-07 20:08:36,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:08:36,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:08:36,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:08:36,202 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:08:36,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:08:36,425 INFO L85 PathProgramCache]: Analyzing trace with hash 1006014425, now seen corresponding path program 24 times [2024-05-07 20:08:36,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:08:36,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:08:36,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:08:36,436 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:08:36,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:08:36,820 INFO L85 PathProgramCache]: Analyzing trace with hash 1556475308, now seen corresponding path program 25 times [2024-05-07 20:08:36,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:08:36,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:08:36,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:08:36,834 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:08:36,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:08:37,077 INFO L85 PathProgramCache]: Analyzing trace with hash -226883083, now seen corresponding path program 26 times [2024-05-07 20:08:37,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:08:37,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:08:37,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:08:37,090 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:08:37,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:08:37,256 INFO L85 PathProgramCache]: Analyzing trace with hash 823966644, now seen corresponding path program 27 times [2024-05-07 20:08:37,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:08:37,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:08:37,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:08:37,266 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:08:37,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:08:37,471 INFO L85 PathProgramCache]: Analyzing trace with hash -527609508, now seen corresponding path program 28 times [2024-05-07 20:08:37,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:08:37,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:08:37,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:08:37,483 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:08:37,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:08:39,089 INFO L85 PathProgramCache]: Analyzing trace with hash 1202466859, now seen corresponding path program 29 times [2024-05-07 20:08:39,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:08:39,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:08:39,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:08:39,099 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:08:39,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:09:57,674 INFO L85 PathProgramCache]: Analyzing trace with hash -64223394, now seen corresponding path program 2 times [2024-05-07 20:09:57,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:09:57,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:09:57,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:09:57,696 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:09:57,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:09:57,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-07 20:09:57,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 20:09:57,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-07 20:09:57,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 20:09:57,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 20:09:57,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-07 20:09:57,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-07 20:09:57,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 342 states. [2024-05-07 20:09:57,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-07 20:09:57,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 205 states. [2024-05-07 20:09:57,742 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-05-07 20:09:57,936 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,SelfDestructingSolverStorable60,SelfDestructingSolverStorable50,SelfDestructingSolverStorable51,SelfDestructingSolverStorable52,SelfDestructingSolverStorable53,SelfDestructingSolverStorable54,SelfDestructingSolverStorable55,SelfDestructingSolverStorable56,SelfDestructingSolverStorable57,SelfDestructingSolverStorable58,SelfDestructingSolverStorable59,SelfDestructingSolverStorable49 [2024-05-07 20:09:57,937 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-07 20:09:57,937 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 20:09:57,937 INFO L85 PathProgramCache]: Analyzing trace with hash 730859156, now seen corresponding path program 2 times [2024-05-07 20:09:57,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 20:09:57,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938921713] [2024-05-07 20:09:57,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:09:57,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:09:57,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 20:10:01,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1043 backedges. 0 proven. 1043 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 20:10:01,279 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 20:10:01,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1938921713] [2024-05-07 20:10:01,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1938921713] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 20:10:01,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [589294077] [2024-05-07 20:10:01,279 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-07 20:10:01,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 20:10:01,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 20:10:01,280 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) [2024-05-07 20:10:01,283 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-05-07 20:10:01,419 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-07 20:10:01,420 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-07 20:10:01,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 69 conjunts are in the unsatisfiable core [2024-05-07 20:10:01,426 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 20:10:07,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1043 backedges. 212 proven. 831 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 20:10:07,734 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 20:10:15,141 INFO L134 CoverageAnalysis]: Checked inductivity of 1043 backedges. 0 proven. 1043 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 20:10:15,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [589294077] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 20:10:15,141 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 20:10:15,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [69, 69, 69] total 199 [2024-05-07 20:10:15,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2144005495] [2024-05-07 20:10:15,142 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 20:10:15,143 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 199 states [2024-05-07 20:10:15,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 20:10:15,355 INFO L85 PathProgramCache]: Analyzing trace with hash 1202466859, now seen corresponding path program 30 times [2024-05-07 20:10:15,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:10:15,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:10:15,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:10:15,368 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:10:15,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:10:15,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 199 interpolants. [2024-05-07 20:10:15,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2050, Invalid=37750, Unknown=0, NotChecked=0, Total=39800 [2024-05-07 20:10:15,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 20:10:15,406 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 20:10:15,407 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 199 states, 199 states have (on average 3.391959798994975) internal successors, (675), 199 states have internal predecessors, (675), 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) [2024-05-07 20:10:15,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-07 20:10:15,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-07 20:10:15,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-07 20:10:15,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 20:10:15,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 20:10:15,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-07 20:10:15,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-05-07 20:10:15,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 342 states. [2024-05-07 20:10:15,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-07 20:10:15,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 205 states. [2024-05-07 20:10:15,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 20:10:29,013 INFO L85 PathProgramCache]: Analyzing trace with hash -117384065, now seen corresponding path program 31 times [2024-05-07 20:10:29,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:10:29,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:10:29,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:10:29,031 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:10:29,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:10:35,023 INFO L85 PathProgramCache]: Analyzing trace with hash 411858083, now seen corresponding path program 32 times [2024-05-07 20:10:35,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:10:35,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:10:35,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:10:35,035 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:10:35,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:10:35,312 INFO L85 PathProgramCache]: Analyzing trace with hash 1121665428, now seen corresponding path program 33 times [2024-05-07 20:10:35,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:10:35,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:10:35,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:10:35,328 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:10:35,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:10:35,554 INFO L85 PathProgramCache]: Analyzing trace with hash 1006014425, now seen corresponding path program 34 times [2024-05-07 20:10:35,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:10:35,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:10:35,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:10:35,567 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:10:35,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:10:36,123 INFO L85 PathProgramCache]: Analyzing trace with hash 1556475308, now seen corresponding path program 35 times [2024-05-07 20:10:36,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:10:36,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:10:36,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:10:36,134 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:10:36,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:10:36,812 INFO L85 PathProgramCache]: Analyzing trace with hash -226883083, now seen corresponding path program 36 times [2024-05-07 20:10:36,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:10:36,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:10:36,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:10:36,825 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:10:36,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:10:37,261 INFO L85 PathProgramCache]: Analyzing trace with hash 823966644, now seen corresponding path program 37 times [2024-05-07 20:10:37,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:10:37,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:10:37,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:10:37,271 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:10:37,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:10:37,557 INFO L85 PathProgramCache]: Analyzing trace with hash -527609508, now seen corresponding path program 38 times [2024-05-07 20:10:37,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:10:37,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:10:37,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:10:37,569 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:10:37,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:10:39,784 INFO L85 PathProgramCache]: Analyzing trace with hash 1202466859, now seen corresponding path program 39 times [2024-05-07 20:10:39,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:10:39,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:10:39,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:10:39,797 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:10:39,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:14:58,128 INFO L85 PathProgramCache]: Analyzing trace with hash -604015573, now seen corresponding path program 1 times [2024-05-07 20:14:58,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:14:58,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:14:58,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:14:58,148 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:14:58,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:15:48,971 INFO L85 PathProgramCache]: Analyzing trace with hash 1772374745, now seen corresponding path program 1 times [2024-05-07 20:15:48,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:15:48,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:15:48,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:15:48,998 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:15:49,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:15:53,393 INFO L85 PathProgramCache]: Analyzing trace with hash 888457387, now seen corresponding path program 1 times [2024-05-07 20:15:53,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:15:53,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:15:53,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:15:53,419 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:15:53,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:15:56,075 INFO L85 PathProgramCache]: Analyzing trace with hash 2106869969, now seen corresponding path program 1 times [2024-05-07 20:15:56,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:15:56,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:15:56,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:15:56,100 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:15:56,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:15:58,440 INFO L85 PathProgramCache]: Analyzing trace with hash 345058303, now seen corresponding path program 2 times [2024-05-07 20:15:58,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:15:58,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:15:58,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:15:58,458 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:15:58,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:16:07,562 INFO L85 PathProgramCache]: Analyzing trace with hash 870073325, now seen corresponding path program 40 times [2024-05-07 20:16:07,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:16:07,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:16:07,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:16:07,572 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:16:07,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:16:07,829 INFO L85 PathProgramCache]: Analyzing trace with hash -1218859082, now seen corresponding path program 41 times [2024-05-07 20:16:07,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:16:07,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:16:07,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:16:07,838 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:16:07,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:16:08,065 INFO L85 PathProgramCache]: Analyzing trace with hash -1978980681, now seen corresponding path program 42 times [2024-05-07 20:16:08,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:16:08,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:16:08,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:16:08,088 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:16:08,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:16:09,365 INFO L85 PathProgramCache]: Analyzing trace with hash 767445982, now seen corresponding path program 43 times [2024-05-07 20:16:09,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:16:09,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:16:09,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:16:09,378 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:16:09,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:16:11,162 INFO L85 PathProgramCache]: Analyzing trace with hash 1410229723, now seen corresponding path program 44 times [2024-05-07 20:16:11,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:16:11,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:16:11,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:16:11,177 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:16:11,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:16:12,670 INFO L85 PathProgramCache]: Analyzing trace with hash 1015322646, now seen corresponding path program 45 times [2024-05-07 20:16:12,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:16:12,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:16:12,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:16:12,680 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:16:12,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:16:13,802 INFO L85 PathProgramCache]: Analyzing trace with hash -105794988, now seen corresponding path program 46 times [2024-05-07 20:16:13,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:16:13,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:16:13,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:16:13,815 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:16:13,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:16:27,498 INFO L85 PathProgramCache]: Analyzing trace with hash 1342737201, now seen corresponding path program 47 times [2024-05-07 20:16:27,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:16:27,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:16:27,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:16:27,508 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:16:27,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:16:31,458 INFO L85 PathProgramCache]: Analyzing trace with hash 1092990911, now seen corresponding path program 48 times [2024-05-07 20:16:31,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:16:31,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:16:31,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:16:31,470 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:16:31,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:16:31,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-07 20:16:31,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 20:16:31,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-07 20:16:31,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 20:16:31,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 20:16:31,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-07 20:16:31,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-07 20:16:31,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 418 states. [2024-05-07 20:16:31,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-07 20:16:31,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 332 states. [2024-05-07 20:16:31,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 328 states. [2024-05-07 20:16:31,503 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-05-07 20:16:31,704 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70,SelfDestructingSolverStorable71,SelfDestructingSolverStorable72,SelfDestructingSolverStorable73,SelfDestructingSolverStorable74,SelfDestructingSolverStorable75,SelfDestructingSolverStorable76,SelfDestructingSolverStorable77,SelfDestructingSolverStorable78,SelfDestructingSolverStorable79,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable80,SelfDestructingSolverStorable81,SelfDestructingSolverStorable82,SelfDestructingSolverStorable61,SelfDestructingSolverStorable83,SelfDestructingSolverStorable62,SelfDestructingSolverStorable84,SelfDestructingSolverStorable63,SelfDestructingSolverStorable85,SelfDestructingSolverStorable64,SelfDestructingSolverStorable65,SelfDestructingSolverStorable66,SelfDestructingSolverStorable67,SelfDestructingSolverStorable68,SelfDestructingSolverStorable69 [2024-05-07 20:16:31,704 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-07 20:16:31,704 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 20:16:31,704 INFO L85 PathProgramCache]: Analyzing trace with hash 1542887770, now seen corresponding path program 5 times [2024-05-07 20:16:31,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 20:16:31,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999952481] [2024-05-07 20:16:31,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:16:31,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:16:31,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 20:16:35,258 INFO L134 CoverageAnalysis]: Checked inductivity of 1080 backedges. 0 proven. 1080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 20:16:35,258 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 20:16:35,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [999952481] [2024-05-07 20:16:35,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [999952481] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 20:16:35,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [653343936] [2024-05-07 20:16:35,259 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-07 20:16:35,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 20:16:35,259 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 20:16:35,261 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 20:16:35,262 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-05-07 20:16:35,409 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2024-05-07 20:16:35,409 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-07 20:16:35,412 INFO L262 TraceCheckSpWp]: Trace formula consists of 462 conjuncts, 71 conjunts are in the unsatisfiable core [2024-05-07 20:16:35,416 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 20:16:42,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1080 backedges. 212 proven. 868 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 20:16:42,086 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 20:16:50,183 INFO L134 CoverageAnalysis]: Checked inductivity of 1080 backedges. 0 proven. 1080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 20:16:50,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [653343936] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 20:16:50,183 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 20:16:50,183 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [71, 71, 71] total 205 [2024-05-07 20:16:50,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266942981] [2024-05-07 20:16:50,183 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 20:16:50,184 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 205 states [2024-05-07 20:16:50,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 20:16:50,395 INFO L85 PathProgramCache]: Analyzing trace with hash 1342737201, now seen corresponding path program 49 times [2024-05-07 20:16:50,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:16:50,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:16:50,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:16:50,405 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:16:50,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:16:50,499 INFO L85 PathProgramCache]: Analyzing trace with hash 1092990911, now seen corresponding path program 50 times [2024-05-07 20:16:50,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:16:50,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:16:50,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:16:50,509 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:16:50,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:16:50,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 205 interpolants. [2024-05-07 20:16:50,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1812, Invalid=40418, Unknown=0, NotChecked=0, Total=42230 [2024-05-07 20:16:50,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 20:16:50,533 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 20:16:50,534 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 205 states, 205 states have (on average 3.4097560975609755) internal successors, (699), 205 states have internal predecessors, (699), 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) [2024-05-07 20:16:50,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-07 20:16:50,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-07 20:16:50,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-07 20:16:50,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 20:16:50,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 20:16:50,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-07 20:16:50,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-05-07 20:16:50,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 418 states. [2024-05-07 20:16:50,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-07 20:16:50,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 332 states. [2024-05-07 20:16:50,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 328 states. [2024-05-07 20:16:50,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 20:16:58,222 INFO L85 PathProgramCache]: Analyzing trace with hash -117384065, now seen corresponding path program 51 times [2024-05-07 20:16:58,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:16:58,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:16:58,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:16:58,232 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:16:58,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:17:04,814 INFO L85 PathProgramCache]: Analyzing trace with hash 411858083, now seen corresponding path program 52 times [2024-05-07 20:17:04,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:17:04,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:17:04,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:17:04,856 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:17:04,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:17:05,123 INFO L85 PathProgramCache]: Analyzing trace with hash 1121665428, now seen corresponding path program 53 times [2024-05-07 20:17:05,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:17:05,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:17:05,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:17:05,133 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:17:05,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:17:05,363 INFO L85 PathProgramCache]: Analyzing trace with hash 1006014425, now seen corresponding path program 54 times [2024-05-07 20:17:05,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:17:05,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:17:05,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:17:05,373 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:17:05,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:17:05,760 INFO L85 PathProgramCache]: Analyzing trace with hash 1556475308, now seen corresponding path program 55 times [2024-05-07 20:17:05,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:17:05,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:17:05,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:17:05,769 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:17:05,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:17:06,107 INFO L85 PathProgramCache]: Analyzing trace with hash -226883083, now seen corresponding path program 56 times [2024-05-07 20:17:06,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:17:06,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:17:06,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:17:06,162 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:17:06,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:17:06,534 INFO L85 PathProgramCache]: Analyzing trace with hash 823966644, now seen corresponding path program 57 times [2024-05-07 20:17:06,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:17:06,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:17:06,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:17:06,549 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:17:06,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:17:06,827 INFO L85 PathProgramCache]: Analyzing trace with hash -527609508, now seen corresponding path program 58 times [2024-05-07 20:17:06,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:17:06,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:17:06,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:17:06,836 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:17:06,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:17:08,987 INFO L85 PathProgramCache]: Analyzing trace with hash 1202466859, now seen corresponding path program 59 times [2024-05-07 20:17:08,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 20:17:08,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 20:17:08,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 20:17:08,996 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 20:17:09,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat Received shutdown request... [2024-05-07 20:18:32,293 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-07 20:18:32,293 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 [2024-05-07 20:18:32,293 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 [2024-05-07 20:18:33,311 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-05-07 20:18:33,313 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90,SelfDestructingSolverStorable91,SelfDestructingSolverStorable92,SelfDestructingSolverStorable93,SelfDestructingSolverStorable94,SelfDestructingSolverStorable95,SelfDestructingSolverStorable96,SelfDestructingSolverStorable86,SelfDestructingSolverStorable97,SelfDestructingSolverStorable87,SelfDestructingSolverStorable88,SelfDestructingSolverStorable89 [2024-05-07 20:18:33,314 WARN L619 AbstractCegarLoop]: Verification canceled: while PredicateUnifier was unifying predicates,while executing Executor. [2024-05-07 20:18:33,315 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-05-07 20:18:33,316 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-05-07 20:18:33,316 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-05-07 20:18:33,320 INFO L448 BasicCegarLoop]: Path program histogram: [59, 5, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-07 20:18:33,336 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-05-07 20:18:33,340 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-07 20:18:33,340 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-07 20:18:33,344 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.05 08:18:33 BasicIcfg [2024-05-07 20:18:33,344 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-07 20:18:33,344 INFO L158 Benchmark]: Toolchain (without parser) took 784333.70ms. Allocated memory was 298.8MB in the beginning and 2.3GB in the end (delta: 2.0GB). Free memory was 228.3MB in the beginning and 809.3MB in the end (delta: -581.0MB). Peak memory consumption was 1.4GB. Max. memory is 8.0GB. [2024-05-07 20:18:33,344 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 298.8MB. Free memory is still 267.2MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-07 20:18:33,345 INFO L158 Benchmark]: CACSL2BoogieTranslator took 435.32ms. Allocated memory is still 298.8MB. Free memory was 228.1MB in the beginning and 208.4MB in the end (delta: 19.7MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. [2024-05-07 20:18:33,345 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.70ms. Allocated memory is still 298.8MB. Free memory was 208.4MB in the beginning and 206.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-07 20:18:33,345 INFO L158 Benchmark]: Boogie Preprocessor took 27.14ms. Allocated memory is still 298.8MB. Free memory was 206.3MB in the beginning and 204.8MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-07 20:18:33,345 INFO L158 Benchmark]: RCFGBuilder took 585.37ms. Allocated memory is still 298.8MB. Free memory was 204.8MB in the beginning and 258.5MB in the end (delta: -53.7MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-05-07 20:18:33,345 INFO L158 Benchmark]: TraceAbstraction took 783221.66ms. Allocated memory was 298.8MB in the beginning and 2.3GB in the end (delta: 2.0GB). Free memory was 256.9MB in the beginning and 809.3MB in the end (delta: -552.4MB). Peak memory consumption was 1.5GB. Max. memory is 8.0GB. [2024-05-07 20:18:33,347 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 298.8MB. Free memory is still 267.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 435.32ms. Allocated memory is still 298.8MB. Free memory was 228.1MB in the beginning and 208.4MB in the end (delta: 19.7MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 55.70ms. Allocated memory is still 298.8MB. Free memory was 208.4MB in the beginning and 206.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 27.14ms. Allocated memory is still 298.8MB. Free memory was 206.3MB in the beginning and 204.8MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 585.37ms. Allocated memory is still 298.8MB. Free memory was 204.8MB in the beginning and 258.5MB in the end (delta: -53.7MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * TraceAbstraction took 783221.66ms. Allocated memory was 298.8MB in the beginning and 2.3GB in the end (delta: 2.0GB). Free memory was 256.9MB in the beginning and 809.3MB in the end (delta: -552.4MB). Peak memory consumption was 1.5GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 566372, independent: 557490, independent conditional: 551404, independent unconditional: 6086, dependent: 8882, dependent conditional: 8860, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 557801, independent: 557490, independent conditional: 551404, independent unconditional: 6086, dependent: 311, dependent conditional: 289, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 557801, independent: 557490, independent conditional: 551404, independent unconditional: 6086, dependent: 311, dependent conditional: 289, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 557801, independent: 557490, independent conditional: 551404, independent unconditional: 6086, dependent: 311, dependent conditional: 289, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 559137, independent: 557490, independent conditional: 246221, independent unconditional: 311269, dependent: 1647, dependent conditional: 1198, dependent unconditional: 449, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 559137, independent: 557490, independent conditional: 220175, independent unconditional: 337315, dependent: 1647, dependent conditional: 532, dependent unconditional: 1115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 559137, independent: 557490, independent conditional: 220175, independent unconditional: 337315, dependent: 1647, dependent conditional: 532, dependent unconditional: 1115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1032, independent: 973, independent conditional: 90, independent unconditional: 883, dependent: 59, dependent conditional: 54, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1032, independent: 969, independent conditional: 0, independent unconditional: 969, dependent: 63, dependent conditional: 0, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 63, independent: 4, independent conditional: 4, independent unconditional: 0, dependent: 59, dependent conditional: 54, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 63, independent: 4, independent conditional: 4, independent unconditional: 0, dependent: 59, dependent conditional: 54, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 179, independent: 7, independent conditional: 7, independent unconditional: 0, dependent: 172, dependent conditional: 135, dependent unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 559137, independent: 556517, independent conditional: 220085, independent unconditional: 336432, dependent: 1588, dependent conditional: 478, dependent unconditional: 1110, unknown: 1032, unknown conditional: 144, unknown unconditional: 888] , Statistics on independence cache: Total cache size (in pairs): 1032, Positive cache size: 973, Positive conditional cache size: 90, Positive unconditional cache size: 883, Negative cache size: 59, Negative conditional cache size: 54, Negative unconditional cache size: 5, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 26712, Maximal queried relation: 11, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 559137, independent: 557490, independent conditional: 246221, independent unconditional: 311269, dependent: 1647, dependent conditional: 1198, dependent unconditional: 449, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 559137, independent: 557490, independent conditional: 220175, independent unconditional: 337315, dependent: 1647, dependent conditional: 532, dependent unconditional: 1115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 559137, independent: 557490, independent conditional: 220175, independent unconditional: 337315, dependent: 1647, dependent conditional: 532, dependent unconditional: 1115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1032, independent: 973, independent conditional: 90, independent unconditional: 883, dependent: 59, dependent conditional: 54, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1032, independent: 969, independent conditional: 0, independent unconditional: 969, dependent: 63, dependent conditional: 0, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 63, independent: 4, independent conditional: 4, independent unconditional: 0, dependent: 59, dependent conditional: 54, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 63, independent: 4, independent conditional: 4, independent unconditional: 0, dependent: 59, dependent conditional: 54, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 179, independent: 7, independent conditional: 7, independent unconditional: 0, dependent: 172, dependent conditional: 135, dependent unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 559137, independent: 556517, independent conditional: 220085, independent unconditional: 336432, dependent: 1588, dependent conditional: 478, dependent unconditional: 1110, unknown: 1032, unknown conditional: 144, unknown unconditional: 888] , Statistics on independence cache: Total cache size (in pairs): 1032, Positive cache size: 973, Positive conditional cache size: 90, Positive unconditional cache size: 883, Negative cache size: 59, Negative conditional cache size: 54, Negative unconditional cache size: 5, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 26712 ], Independence queries for same thread: 8571 [2024-05-07 20:18:33,356 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 - TimeoutResultAtElement [Line: 681]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PredicateUnifier was unifying predicates,while executing Executor. - TimeoutResultAtElement [Line: 721]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while executing Executor. - TimeoutResultAtElement [Line: 720]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while executing Executor. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 112 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 783.1s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 59, EmptinessCheckTime: 697.4s, 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: 1538, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 80.0s InterpolantComputationTime, 4460 NumberOfCodeBlocks, 4460 NumberOfCodeBlocksAsserted, 52 NumberOfCheckSat, 5999 ConstructedInterpolants, 0 QuantifiedInterpolants, 61525 SizeOfPredicates, 328 NumberOfNonLiveVariables, 4287 ConjunctsInSsa, 408 ConjunctsInUnsatCore, 31 InterpolantComputations, 4 PerfectInterpolantSequences, 4000/21520 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: 24.0s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 88, ConditionalCommutativityTraceChecks: 85, ConditionalCommutativityImperfectProofs: 1 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown