/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 IA --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 20 --traceabstraction.seed.for.random.criterion 213 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread/fib_safe-5.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-04 11:04:46,195 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-04 11:04:46,272 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-04 11:04:46,277 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-04 11:04:46,278 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-04 11:04:46,307 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-04 11:04:46,307 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-04 11:04:46,308 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-04 11:04:46,308 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-04 11:04:46,312 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-04 11:04:46,312 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-04 11:04:46,313 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-04 11:04:46,313 INFO L153 SettingsManager]: * Use SBE=true [2024-04-04 11:04:46,315 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-04 11:04:46,315 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-04 11:04:46,315 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-04 11:04:46,315 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-04 11:04:46,316 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-04 11:04:46,316 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-04 11:04:46,316 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-04 11:04:46,316 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-04 11:04:46,317 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-04 11:04:46,317 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-04 11:04:46,317 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-04 11:04:46,317 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-04 11:04:46,318 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-04 11:04:46,318 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-04 11:04:46,318 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-04 11:04:46,318 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-04 11:04:46,318 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 11:04:46,320 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-04 11:04:46,320 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-04 11:04:46,320 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-04 11:04:46,320 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-04 11:04:46,320 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-04 11:04:46,321 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-04 11:04:46,321 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-04 11:04:46,321 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-04 11:04:46,321 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-04 11:04:46,321 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 20 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 [2024-04-04 11:04:46,589 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-04 11:04:46,614 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-04 11:04:46,616 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-04 11:04:46,618 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-04 11:04:46,618 INFO L274 PluginConnector]: CDTParser initialized [2024-04-04 11:04:46,619 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread/fib_safe-5.i [2024-04-04 11:04:47,788 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-04 11:04:48,049 INFO L384 CDTParser]: Found 1 translation units. [2024-04-04 11:04:48,049 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/fib_safe-5.i [2024-04-04 11:04:48,063 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/5d3981686/0a758368d819487ebb304a551d97c95a/FLAG11e325d6a [2024-04-04 11:04:48,377 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/5d3981686/0a758368d819487ebb304a551d97c95a [2024-04-04 11:04:48,379 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-04 11:04:48,380 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-04 11:04:48,381 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-04 11:04:48,382 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-04 11:04:48,388 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-04 11:04:48,389 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 11:04:48" (1/1) ... [2024-04-04 11:04:48,389 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26927c1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:04:48, skipping insertion in model container [2024-04-04 11:04:48,389 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 11:04:48" (1/1) ... [2024-04-04 11:04:48,446 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-04 11:04:48,700 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/fib_safe-5.i[30241,30254] [2024-04-04 11:04:48,724 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 11:04:48,732 INFO L202 MainTranslator]: Completed pre-run [2024-04-04 11:04:48,765 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/fib_safe-5.i[30241,30254] [2024-04-04 11:04:48,772 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 11:04:48,799 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 11:04:48,799 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 11:04:48,806 INFO L206 MainTranslator]: Completed translation [2024-04-04 11:04:48,807 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:04:48 WrapperNode [2024-04-04 11:04:48,807 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-04 11:04:48,808 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-04 11:04:48,809 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-04 11:04:48,809 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-04 11:04:48,816 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:04:48" (1/1) ... [2024-04-04 11:04:48,845 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:04:48" (1/1) ... [2024-04-04 11:04:48,867 INFO L138 Inliner]: procedures = 165, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2024-04-04 11:04:48,868 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-04 11:04:48,868 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-04 11:04:48,869 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-04 11:04:48,869 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-04 11:04:48,876 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:04:48" (1/1) ... [2024-04-04 11:04:48,876 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:04:48" (1/1) ... [2024-04-04 11:04:48,882 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:04:48" (1/1) ... [2024-04-04 11:04:48,883 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:04:48" (1/1) ... [2024-04-04 11:04:48,899 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:04:48" (1/1) ... [2024-04-04 11:04:48,902 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:04:48" (1/1) ... [2024-04-04 11:04:48,903 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:04:48" (1/1) ... [2024-04-04 11:04:48,904 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:04:48" (1/1) ... [2024-04-04 11:04:48,906 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-04 11:04:48,907 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-04 11:04:48,907 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-04 11:04:48,907 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-04 11:04:48,911 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:04:48" (1/1) ... [2024-04-04 11:04:48,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 11:04:48,926 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 11:04:48,949 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-04-04 11:04:48,959 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-04-04 11:04:48,994 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-04-04 11:04:48,995 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-04-04 11:04:48,995 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-04-04 11:04:48,995 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-04-04 11:04:48,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-04 11:04:48,995 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-04 11:04:48,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-04 11:04:48,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-04 11:04:48,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-04 11:04:48,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-04 11:04:48,996 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-04 11:04:48,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-04 11:04:48,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-04 11:04:48,998 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-04 11:04:49,120 INFO L241 CfgBuilder]: Building ICFG [2024-04-04 11:04:49,122 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-04 11:04:49,254 INFO L282 CfgBuilder]: Performing block encoding [2024-04-04 11:04:49,267 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-04 11:04:49,268 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2024-04-04 11:04:49,279 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 11:04:49 BoogieIcfgContainer [2024-04-04 11:04:49,280 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-04 11:04:49,282 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-04 11:04:49,282 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-04 11:04:49,285 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-04 11:04:49,285 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.04 11:04:48" (1/3) ... [2024-04-04 11:04:49,286 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f5cd236 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 11:04:49, skipping insertion in model container [2024-04-04 11:04:49,286 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:04:48" (2/3) ... [2024-04-04 11:04:49,286 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f5cd236 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 11:04:49, skipping insertion in model container [2024-04-04 11:04:49,286 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 11:04:49" (3/3) ... [2024-04-04 11:04:49,288 INFO L112 eAbstractionObserver]: Analyzing ICFG fib_safe-5.i [2024-04-04 11:04:49,295 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-04 11:04:49,302 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-04 11:04:49,303 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-04 11:04:49,303 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-04 11:04:49,363 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-04-04 11:04:49,406 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-04 11:04:49,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-04 11:04:49,406 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 11:04:49,407 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-04 11:04:49,408 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-04-04 11:04:49,439 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-04 11:04:49,451 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:04:49,453 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-04 11:04:49,460 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;@5f8cd949, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=213 [2024-04-04 11:04:49,460 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-04-04 11:04:49,722 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 11:04:49,726 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:04:49,726 INFO L85 PathProgramCache]: Analyzing trace with hash -1184059601, now seen corresponding path program 1 times [2024-04-04 11:04:49,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:04:49,735 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924344426] [2024-04-04 11:04:49,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:04:49,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:04:49,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:04:50,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:04:50,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:04:50,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [924344426] [2024-04-04 11:04:50,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [924344426] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 11:04:50,193 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 11:04:50,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-04 11:04:50,195 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985957353] [2024-04-04 11:04:50,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 11:04:50,203 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-04 11:04:50,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:04:50,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-04 11:04:50,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-04 11:04:50,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:04:50,384 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:04:50,385 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 11:04:50,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:04:50,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:04:50,466 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-04 11:04:50,466 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 11:04:50,468 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:04:50,468 INFO L85 PathProgramCache]: Analyzing trace with hash 546730109, now seen corresponding path program 1 times [2024-04-04 11:04:50,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:04:50,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753794449] [2024-04-04 11:04:50,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:04:50,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:04:50,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:04:50,660 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:04:50,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:04:50,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753794449] [2024-04-04 11:04:50,661 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753794449] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 11:04:50,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1646251401] [2024-04-04 11:04:50,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:04:50,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 11:04:50,661 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 11:04:50,706 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 11:04:50,729 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-04 11:04:50,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:04:50,830 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 4 conjunts are in the unsatisfiable core [2024-04-04 11:04:50,837 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 11:04:50,948 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:04:50,948 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 11:04:51,020 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:04:51,020 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1646251401] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 11:04:51,021 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 11:04:51,021 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-04-04 11:04:51,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651705495] [2024-04-04 11:04:51,022 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 11:04:51,025 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-04-04 11:04:51,025 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:04:51,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-04-04 11:04:51,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-04-04 11:04:51,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:04:51,075 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:04:51,075 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 12.7) internal successors, (127), 10 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 11:04:51,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:04:51,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:04:51,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:04:51,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 11:04:51,180 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-04-04 11:04:51,374 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-04-04 11:04:51,375 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 11:04:51,375 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:04:51,376 INFO L85 PathProgramCache]: Analyzing trace with hash -872570179, now seen corresponding path program 2 times [2024-04-04 11:04:51,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:04:51,376 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196412197] [2024-04-04 11:04:51,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:04:51,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:04:51,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:04:51,837 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:04:51,837 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:04:51,837 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196412197] [2024-04-04 11:04:51,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196412197] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 11:04:51,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [973628327] [2024-04-04 11:04:51,841 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 11:04:51,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 11:04:51,842 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 11:04:51,843 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 11:04:51,861 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-04 11:04:51,947 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 11:04:51,947 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 11:04:51,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 8 conjunts are in the unsatisfiable core [2024-04-04 11:04:51,955 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 11:04:52,055 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:04:52,055 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 11:04:52,202 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:04:52,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [973628327] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 11:04:52,202 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 11:04:52,203 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2024-04-04 11:04:52,203 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178551494] [2024-04-04 11:04:52,203 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 11:04:52,204 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-04-04 11:04:52,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:04:52,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-04-04 11:04:52,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-04-04 11:04:52,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:04:52,301 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:04:52,301 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 10.833333333333334) internal successors, (195), 18 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 11:04:52,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:04:52,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 11:04:52,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:04:52,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:04:52,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 11:04:52,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 11:04:52,524 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-04 11:04:52,725 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 11:04:52,725 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 11:04:52,726 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:04:52,726 INFO L85 PathProgramCache]: Analyzing trace with hash 328881981, now seen corresponding path program 3 times [2024-04-04 11:04:52,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:04:52,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270383880] [2024-04-04 11:04:52,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:04:52,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:04:52,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:04:53,226 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 0 proven. 434 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:04:53,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:04:53,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [270383880] [2024-04-04 11:04:53,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [270383880] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 11:04:53,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [293303187] [2024-04-04 11:04:53,227 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 11:04:53,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 11:04:53,227 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 11:04:53,228 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 11:04:53,246 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-04 11:04:53,357 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2024-04-04 11:04:53,357 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 11:04:53,359 INFO L262 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 12 conjunts are in the unsatisfiable core [2024-04-04 11:04:53,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 11:04:53,665 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 407 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-04-04 11:04:53,665 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-04 11:04:53,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [293303187] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 11:04:53,666 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-04 11:04:53,666 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [17] total 28 [2024-04-04 11:04:53,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145259386] [2024-04-04 11:04:53,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 11:04:53,667 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-04-04 11:04:53,667 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:04:53,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-04-04 11:04:53,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=629, Unknown=0, NotChecked=0, Total=756 [2024-04-04 11:04:53,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:04:53,745 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:04:53,745 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 12.461538461538462) internal successors, (162), 13 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 11:04:53,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:04:53,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 11:04:53,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 11:04:53,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:04:53,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:04:53,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 11:04:53,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 11:04:53,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:04:53,976 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-04-04 11:04:54,173 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 11:04:54,173 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 11:04:54,174 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:04:54,174 INFO L85 PathProgramCache]: Analyzing trace with hash -1806159523, now seen corresponding path program 1 times [2024-04-04 11:04:54,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:04:54,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459476619] [2024-04-04 11:04:54,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:04:54,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:04:54,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:04:54,644 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 0 proven. 349 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:04:54,644 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:04:54,644 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1459476619] [2024-04-04 11:04:54,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1459476619] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 11:04:54,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [614002040] [2024-04-04 11:04:54,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:04:54,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 11:04:54,645 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 11:04:54,647 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 11:04:54,664 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-04-04 11:04:54,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:04:54,755 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 12 conjunts are in the unsatisfiable core [2024-04-04 11:04:54,758 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 11:04:55,015 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 327 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-04-04 11:04:55,015 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-04 11:04:55,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [614002040] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 11:04:55,015 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-04 11:04:55,016 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [17] total 28 [2024-04-04 11:04:55,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111181295] [2024-04-04 11:04:55,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 11:04:55,016 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-04-04 11:04:55,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:04:55,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-04-04 11:04:55,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=629, Unknown=0, NotChecked=0, Total=756 [2024-04-04 11:04:55,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:04:55,068 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:04:55,068 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 11.923076923076923) internal successors, (155), 13 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 11:04:55,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:04:55,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 11:04:55,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 11:04:55,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:04:55,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:04:55,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:04:55,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 11:04:55,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 11:04:55,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:04:55,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:04:55,271 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-04-04 11:04:55,471 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 11:04:55,471 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 11:04:55,472 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:04:55,472 INFO L85 PathProgramCache]: Analyzing trace with hash -1433795, now seen corresponding path program 1 times [2024-04-04 11:04:55,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:04:55,472 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900624022] [2024-04-04 11:04:55,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:04:55,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:04:55,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:04:55,841 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 264 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:04:55,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:04:55,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900624022] [2024-04-04 11:04:55,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1900624022] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 11:04:55,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [639032958] [2024-04-04 11:04:55,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:04:55,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 11:04:55,842 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 11:04:55,845 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 11:04:55,867 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-04-04 11:04:55,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:04:55,954 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 16 conjunts are in the unsatisfiable core [2024-04-04 11:04:55,957 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 11:04:56,087 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 264 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:04:56,088 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 11:04:56,357 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 264 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:04:56,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [639032958] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 11:04:56,358 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 11:04:56,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 27 [2024-04-04 11:04:56,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727185631] [2024-04-04 11:04:56,358 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 11:04:56,359 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-04-04 11:04:56,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:04:56,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-04-04 11:04:56,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=195, Invalid=507, Unknown=0, NotChecked=0, Total=702 [2024-04-04 11:04:56,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:04:56,441 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:04:56,441 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 9.333333333333334) internal successors, (252), 27 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 11:04:56,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:04:56,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 11:04:56,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 11:04:56,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:04:56,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:04:56,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:04:56,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:04:56,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 11:04:56,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 11:04:56,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:04:56,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:04:56,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-04 11:04:56,817 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-04-04 11:04:57,014 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 11:04:57,015 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 11:04:57,015 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:04:57,015 INFO L85 PathProgramCache]: Analyzing trace with hash 1854083322, now seen corresponding path program 2 times [2024-04-04 11:04:57,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:04:57,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647037508] [2024-04-04 11:04:57,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:04:57,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:04:57,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:04:59,894 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:04:59,895 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:04:59,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1647037508] [2024-04-04 11:04:59,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1647037508] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 11:04:59,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1796716377] [2024-04-04 11:04:59,895 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 11:04:59,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 11:04:59,896 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 11:04:59,899 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 11:04:59,916 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-04-04 11:05:00,017 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 11:05:00,018 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 11:05:00,020 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 55 conjunts are in the unsatisfiable core [2024-04-04 11:05:00,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 11:05:04,643 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 117 proven. 467 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:05:04,644 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 11:05:10,103 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:05:10,103 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1796716377] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 11:05:10,103 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 11:05:10,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 55] total 158 [2024-04-04 11:05:10,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114916064] [2024-04-04 11:05:10,104 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 11:05:10,108 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 158 states [2024-04-04 11:05:10,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:05:10,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 158 interpolants. [2024-04-04 11:05:10,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1166, Invalid=23640, Unknown=0, NotChecked=0, Total=24806 [2024-04-04 11:05:10,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:05:10,185 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:05:10,185 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 158 states, 158 states have (on average 3.518987341772152) internal successors, (556), 158 states have internal predecessors, (556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 11:05:10,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:05:10,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 11:05:10,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 11:05:10,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:05:10,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:05:10,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-04 11:05:10,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:05:19,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:05:19,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 11:05:19,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 11:05:19,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:05:19,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:05:19,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-04 11:05:19,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-04-04 11:05:19,097 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-04-04 11:05:19,294 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-04-04 11:05:19,295 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 11:05:19,295 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:05:19,295 INFO L85 PathProgramCache]: Analyzing trace with hash 340008463, now seen corresponding path program 1 times [2024-04-04 11:05:19,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:05:19,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346820215] [2024-04-04 11:05:19,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:05:19,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:05:19,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:05:19,876 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 560 proven. 104 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:05:19,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:05:19,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346820215] [2024-04-04 11:05:19,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1346820215] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 11:05:19,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [974268178] [2024-04-04 11:05:19,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:05:19,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 11:05:19,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 11:05:19,878 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 11:05:19,881 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-04-04 11:05:20,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:05:20,042 INFO L262 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 26 conjunts are in the unsatisfiable core [2024-04-04 11:05:20,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 11:05:20,211 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 664 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:05:20,211 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-04 11:05:20,211 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [974268178] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 11:05:20,212 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-04 11:05:20,212 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [27] total 29 [2024-04-04 11:05:20,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1908215929] [2024-04-04 11:05:20,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 11:05:20,213 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-04-04 11:05:20,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:05:20,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-04-04 11:05:20,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=611, Unknown=0, NotChecked=0, Total=812 [2024-04-04 11:05:20,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:05:20,251 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:05:20,252 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 7.333333333333333) internal successors, (198), 27 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 11:05:20,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:05:20,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 11:05:20,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 11:05:20,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:05:20,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:05:20,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-04 11:05:20,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-04-04 11:05:20,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:05:36,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:05:36,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 11:05:36,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 11:05:36,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:05:36,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:05:36,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-04 11:05:36,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 194 states. [2024-04-04 11:05:36,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 11:05:36,374 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-04-04 11:05:36,569 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 11:05:36,570 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 11:05:36,570 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:05:36,570 INFO L85 PathProgramCache]: Analyzing trace with hash 1510103876, now seen corresponding path program 3 times [2024-04-04 11:05:36,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:05:36,570 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591160479] [2024-04-04 11:05:36,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:05:36,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:05:36,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:05:39,021 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:05:39,022 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:05:39,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1591160479] [2024-04-04 11:05:39,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1591160479] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 11:05:39,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [590937190] [2024-04-04 11:05:39,022 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 11:05:39,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 11:05:39,023 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 11:05:39,026 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 11:05:39,028 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-04-04 11:05:39,152 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2024-04-04 11:05:39,152 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 11:05:39,154 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 55 conjunts are in the unsatisfiable core [2024-04-04 11:05:39,157 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 11:05:43,367 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 80 proven. 504 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:05:43,368 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 11:05:48,225 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:05:48,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [590937190] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 11:05:48,226 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 11:05:48,226 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 55] total 157 [2024-04-04 11:05:48,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [490454677] [2024-04-04 11:05:48,226 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 11:05:48,227 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 157 states [2024-04-04 11:05:48,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:05:48,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 157 interpolants. [2024-04-04 11:05:48,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1132, Invalid=23360, Unknown=0, NotChecked=0, Total=24492 [2024-04-04 11:05:48,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:05:48,299 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:05:48,300 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 157 states, 157 states have (on average 3.535031847133758) internal successors, (555), 157 states have internal predecessors, (555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 11:05:48,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:05:48,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 11:05:48,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 11:05:48,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:05:48,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:05:48,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-04 11:05:48,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 194 states. [2024-04-04 11:05:48,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 11:05:48,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:06:18,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:06:18,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 11:06:18,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 11:06:18,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:06:18,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:06:18,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-04 11:06:18,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 217 states. [2024-04-04 11:06:18,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 11:06:18,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2024-04-04 11:06:19,003 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-04-04 11:06:19,198 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 11:06:19,199 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 11:06:19,199 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:06:19,199 INFO L85 PathProgramCache]: Analyzing trace with hash 217378036, now seen corresponding path program 2 times [2024-04-04 11:06:19,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:06:19,200 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805708287] [2024-04-04 11:06:19,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:06:19,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:06:19,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:06:21,404 INFO L134 CoverageAnalysis]: Checked inductivity of 559 backedges. 0 proven. 559 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:06:21,404 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:06:21,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [805708287] [2024-04-04 11:06:21,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [805708287] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 11:06:21,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [75039943] [2024-04-04 11:06:21,404 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 11:06:21,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 11:06:21,405 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 11:06:21,406 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 11:06:21,407 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-04-04 11:06:21,522 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 11:06:21,523 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 11:06:21,525 INFO L262 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 53 conjunts are in the unsatisfiable core [2024-04-04 11:06:21,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 11:06:25,185 INFO L134 CoverageAnalysis]: Checked inductivity of 559 backedges. 117 proven. 442 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:06:25,185 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 11:06:29,522 INFO L134 CoverageAnalysis]: Checked inductivity of 559 backedges. 0 proven. 559 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:06:29,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [75039943] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 11:06:29,523 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 11:06:29,523 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [53, 53, 53] total 151 [2024-04-04 11:06:29,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262466452] [2024-04-04 11:06:29,523 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 11:06:29,524 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 151 states [2024-04-04 11:06:29,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:06:29,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 151 interpolants. [2024-04-04 11:06:29,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1254, Invalid=21396, Unknown=0, NotChecked=0, Total=22650 [2024-04-04 11:06:29,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:06:29,581 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:06:29,582 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 151 states, 151 states have (on average 3.5165562913907285) internal successors, (531), 151 states have internal predecessors, (531), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 11:06:29,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:06:29,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 11:06:29,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 11:06:29,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:06:29,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:06:29,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-04 11:06:29,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 217 states. [2024-04-04 11:06:29,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 11:06:29,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2024-04-04 11:06:29,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:07:51,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:07:51,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 11:07:51,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 11:07:51,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:07:51,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:07:51,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-04 11:07:51,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 251 states. [2024-04-04 11:07:51,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 11:07:51,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 198 states. [2024-04-04 11:07:51,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 200 states. [2024-04-04 11:07:51,185 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-04-04 11:07:51,380 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-04-04 11:07:51,380 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 11:07:51,381 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:07:51,381 INFO L85 PathProgramCache]: Analyzing trace with hash 97712378, now seen corresponding path program 4 times [2024-04-04 11:07:51,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:07:51,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882929667] [2024-04-04 11:07:51,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:07:51,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:07:51,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:07:53,707 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:07:53,707 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:07:53,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882929667] [2024-04-04 11:07:53,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [882929667] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 11:07:53,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2040730315] [2024-04-04 11:07:53,708 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-04 11:07:53,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 11:07:53,708 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 11:07:53,709 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 11:07:53,712 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-04-04 11:07:53,819 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-04 11:07:53,819 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 11:07:53,821 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 55 conjunts are in the unsatisfiable core [2024-04-04 11:07:53,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 11:07:57,910 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 117 proven. 467 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:07:57,911 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 11:08:02,736 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:08:02,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2040730315] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 11:08:02,737 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 11:08:02,737 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 55] total 158 [2024-04-04 11:08:02,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953007110] [2024-04-04 11:08:02,737 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 11:08:02,738 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 158 states [2024-04-04 11:08:02,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:08:02,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 158 interpolants. [2024-04-04 11:08:02,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1147, Invalid=23659, Unknown=0, NotChecked=0, Total=24806 [2024-04-04 11:08:02,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:08:02,791 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:08:02,792 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 158 states, 158 states have (on average 3.518987341772152) internal successors, (556), 158 states have internal predecessors, (556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 11:08:02,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:08:02,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 11:08:02,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 11:08:02,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:08:02,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:08:02,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-04 11:08:02,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 251 states. [2024-04-04 11:08:02,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 11:08:02,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 198 states. [2024-04-04 11:08:02,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 200 states. [2024-04-04 11:08:02,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:08:42,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:08:42,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 11:08:42,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 11:08:42,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:08:42,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:08:42,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-04 11:08:42,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 256 states. [2024-04-04 11:08:42,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 11:08:42,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 202 states. [2024-04-04 11:08:42,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 216 states. [2024-04-04 11:08:42,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 256 states. [2024-04-04 11:08:42,863 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-04-04 11:08:43,059 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 11:08:43,059 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 11:08:43,060 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:08:43,060 INFO L85 PathProgramCache]: Analyzing trace with hash 474586170, now seen corresponding path program 5 times [2024-04-04 11:08:43,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:08:43,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607993451] [2024-04-04 11:08:43,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:08:43,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:08:43,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:08:45,348 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:08:45,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:08:45,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1607993451] [2024-04-04 11:08:45,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1607993451] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 11:08:45,349 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1943199790] [2024-04-04 11:08:45,349 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-04 11:08:45,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 11:08:45,349 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 11:08:45,350 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 11:08:45,356 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-04-04 11:08:45,471 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2024-04-04 11:08:45,471 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 11:08:45,473 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 55 conjunts are in the unsatisfiable core [2024-04-04 11:08:45,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 11:08:49,401 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 80 proven. 504 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:08:49,401 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 11:08:54,212 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:08:54,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1943199790] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 11:08:54,212 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 11:08:54,212 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 55] total 157 [2024-04-04 11:08:54,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65890393] [2024-04-04 11:08:54,212 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 11:08:54,213 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 157 states [2024-04-04 11:08:54,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:08:54,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 157 interpolants. [2024-04-04 11:08:54,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1164, Invalid=23328, Unknown=0, NotChecked=0, Total=24492 [2024-04-04 11:08:54,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:08:54,264 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:08:54,265 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 157 states, 157 states have (on average 3.535031847133758) internal successors, (555), 157 states have internal predecessors, (555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 11:08:54,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:08:54,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 11:08:54,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 11:08:54,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:08:54,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:08:54,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-04 11:08:54,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 256 states. [2024-04-04 11:08:54,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 11:08:54,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 202 states. [2024-04-04 11:08:54,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 216 states. [2024-04-04 11:08:54,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 256 states. [2024-04-04 11:08:54,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:11:38,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:11:38,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 11:11:38,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 11:11:38,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:11:38,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:11:38,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-04 11:11:38,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 326 states. [2024-04-04 11:11:38,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 11:11:38,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 254 states. [2024-04-04 11:11:38,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 296 states. [2024-04-04 11:11:38,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 343 states. [2024-04-04 11:11:38,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 233 states. [2024-04-04 11:11:38,228 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-04-04 11:11:38,423 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-04-04 11:11:38,424 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 11:11:38,424 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:11:38,424 INFO L85 PathProgramCache]: Analyzing trace with hash -235148028, now seen corresponding path program 6 times [2024-04-04 11:11:38,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:11:38,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086895693] [2024-04-04 11:11:38,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:11:38,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:11:38,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:11:40,705 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:11:40,705 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:11:40,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086895693] [2024-04-04 11:11:40,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1086895693] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 11:11:40,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1023462953] [2024-04-04 11:11:40,706 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-04 11:11:40,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 11:11:40,706 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 11:11:40,712 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 11:11:40,713 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-04-04 11:11:40,829 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2024-04-04 11:11:40,829 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 11:11:40,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 55 conjunts are in the unsatisfiable core [2024-04-04 11:11:40,834 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 11:11:44,946 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 80 proven. 504 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:11:44,946 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 11:11:49,771 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:11:49,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1023462953] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 11:11:49,771 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 11:11:49,771 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 55] total 158 [2024-04-04 11:11:49,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92299329] [2024-04-04 11:11:49,771 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 11:11:49,772 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 158 states [2024-04-04 11:11:49,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:11:49,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 158 interpolants. [2024-04-04 11:11:49,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1133, Invalid=23673, Unknown=0, NotChecked=0, Total=24806 [2024-04-04 11:11:49,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:11:49,823 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:11:49,824 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 158 states, 158 states have (on average 3.518987341772152) internal successors, (556), 158 states have internal predecessors, (556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 11:11:49,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:11:49,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 11:11:49,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 11:11:49,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:11:49,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:11:49,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-04 11:11:49,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 326 states. [2024-04-04 11:11:49,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 11:11:49,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 254 states. [2024-04-04 11:11:49,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 296 states. [2024-04-04 11:11:49,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 343 states. [2024-04-04 11:11:49,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 233 states. [2024-04-04 11:11:49,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:13:09,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:13:09,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 11:13:09,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 11:13:09,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:13:09,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:13:09,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-04 11:13:09,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 338 states. [2024-04-04 11:13:09,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 11:13:09,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 271 states. [2024-04-04 11:13:09,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 314 states. [2024-04-04 11:13:09,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 365 states. [2024-04-04 11:13:09,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 258 states. [2024-04-04 11:13:09,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 245 states. [2024-04-04 11:13:09,420 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-04-04 11:13:09,615 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-04-04 11:13:09,616 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 11:13:09,616 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:13:09,616 INFO L85 PathProgramCache]: Analyzing trace with hash 1231011120, now seen corresponding path program 7 times [2024-04-04 11:13:09,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:13:09,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74247788] [2024-04-04 11:13:09,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:13:09,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:13:09,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:13:12,030 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:13:12,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:13:12,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74247788] [2024-04-04 11:13:12,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [74247788] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 11:13:12,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [522046420] [2024-04-04 11:13:12,031 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-04 11:13:12,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 11:13:12,031 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 11:13:12,033 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 11:13:12,036 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-04-04 11:13:12,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:13:12,146 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 55 conjunts are in the unsatisfiable core [2024-04-04 11:13:12,149 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 11:13:16,223 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 50 proven. 534 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:13:16,223 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 11:13:20,983 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:13:20,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [522046420] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 11:13:20,984 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 11:13:20,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 55] total 157 [2024-04-04 11:13:20,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179810306] [2024-04-04 11:13:20,984 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 11:13:20,985 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 157 states [2024-04-04 11:13:20,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:13:21,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 157 interpolants. [2024-04-04 11:13:21,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1253, Invalid=23239, Unknown=0, NotChecked=0, Total=24492 [2024-04-04 11:13:21,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:13:21,030 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:13:21,031 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 157 states, 157 states have (on average 3.535031847133758) internal successors, (555), 157 states have internal predecessors, (555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 11:13:21,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:13:21,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 11:13:21,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 11:13:21,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:13:21,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:13:21,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-04 11:13:21,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 338 states. [2024-04-04 11:13:21,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 11:13:21,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 271 states. [2024-04-04 11:13:21,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 314 states. [2024-04-04 11:13:21,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 365 states. [2024-04-04 11:13:21,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 258 states. [2024-04-04 11:13:21,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 245 states. [2024-04-04 11:13:21,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:16:03,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:16:03,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 11:16:03,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 11:16:03,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:16:03,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:16:03,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-04 11:16:03,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 387 states. [2024-04-04 11:16:03,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 11:16:03,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 331 states. [2024-04-04 11:16:03,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 388 states. [2024-04-04 11:16:03,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 406 states. [2024-04-04 11:16:03,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 279 states. [2024-04-04 11:16:03,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 332 states. [2024-04-04 11:16:03,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 274 states. [2024-04-04 11:16:03,558 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-04-04 11:16:03,754 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-04-04 11:16:03,755 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 11:16:03,755 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:16:03,755 INFO L85 PathProgramCache]: Analyzing trace with hash 178986722, now seen corresponding path program 3 times [2024-04-04 11:16:03,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:16:03,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538833446] [2024-04-04 11:16:03,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:16:03,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:16:03,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:16:06,040 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 0 proven. 579 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:16:06,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:16:06,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538833446] [2024-04-04 11:16:06,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1538833446] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 11:16:06,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [678806627] [2024-04-04 11:16:06,041 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 11:16:06,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 11:16:06,041 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 11:16:06,042 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 11:16:06,046 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-04-04 11:16:06,161 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2024-04-04 11:16:06,162 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 11:16:06,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 57 conjunts are in the unsatisfiable core [2024-04-04 11:16:06,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 11:16:10,032 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 117 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:16:10,032 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 11:16:14,844 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 0 proven. 579 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 11:16:14,845 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [678806627] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 11:16:14,845 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 11:16:14,845 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 54, 54] total 157 [2024-04-04 11:16:14,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165026786] [2024-04-04 11:16:14,845 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 11:16:14,846 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 157 states [2024-04-04 11:16:14,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:16:14,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 157 interpolants. [2024-04-04 11:16:14,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1230, Invalid=23262, Unknown=0, NotChecked=0, Total=24492 [2024-04-04 11:16:14,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:16:14,890 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:16:14,890 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 157 states, 157 states have (on average 3.5031847133757963) internal successors, (550), 157 states have internal predecessors, (550), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 11:16:14,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:16:14,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 11:16:14,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 11:16:14,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:16:14,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 11:16:14,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-04 11:16:14,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 387 states. [2024-04-04 11:16:14,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 11:16:14,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 331 states. [2024-04-04 11:16:14,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 388 states. [2024-04-04 11:16:14,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 406 states. [2024-04-04 11:16:14,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 279 states. [2024-04-04 11:16:14,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 332 states. [2024-04-04 11:16:14,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 274 states. [2024-04-04 11:16:14,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2024-04-04 11:17:39,176 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-04-04 11:17:39,203 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-04 11:17:39,203 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-04 11:17:39,203 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-04 11:17:39,369 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 11:17:39,370 WARN L619 AbstractCegarLoop]: Verification canceled: while PredicateComparison was comparing new predicate (quantifier-free) to 466 known predicates. [2024-04-04 11:17:39,372 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-04-04 11:17:39,372 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-04-04 11:17:39,372 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-04-04 11:17:39,377 INFO L445 BasicCegarLoop]: Path program histogram: [7, 3, 3, 1, 1] [2024-04-04 11:17:39,380 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-04 11:17:39,380 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-04 11:17:39,383 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.04 11:17:39 BasicIcfg [2024-04-04 11:17:39,383 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-04 11:17:39,384 INFO L158 Benchmark]: Toolchain (without parser) took 771003.58ms. Allocated memory was 216.0MB in the beginning and 3.2GB in the end (delta: 2.9GB). Free memory was 188.6MB in the beginning and 2.3GB in the end (delta: -2.1GB). Peak memory consumption was 1.0GB. Max. memory is 8.0GB. [2024-04-04 11:17:39,384 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 153.1MB. Free memory is still 93.6MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-04 11:17:39,384 INFO L158 Benchmark]: CACSL2BoogieTranslator took 425.77ms. Allocated memory is still 216.0MB. Free memory was 188.2MB in the beginning and 168.7MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2024-04-04 11:17:39,384 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.53ms. Allocated memory is still 216.0MB. Free memory was 168.7MB in the beginning and 166.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-04 11:17:39,385 INFO L158 Benchmark]: Boogie Preprocessor took 37.81ms. Allocated memory is still 216.0MB. Free memory was 166.6MB in the beginning and 165.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-04 11:17:39,385 INFO L158 Benchmark]: RCFGBuilder took 372.91ms. Allocated memory is still 216.0MB. Free memory was 165.2MB in the beginning and 151.2MB in the end (delta: 14.0MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2024-04-04 11:17:39,385 INFO L158 Benchmark]: TraceAbstraction took 770101.51ms. Allocated memory was 216.0MB in the beginning and 3.2GB in the end (delta: 2.9GB). Free memory was 149.8MB in the beginning and 2.3GB in the end (delta: -2.1GB). Peak memory consumption was 984.5MB. Max. memory is 8.0GB. [2024-04-04 11:17:39,386 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 153.1MB. Free memory is still 93.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 425.77ms. Allocated memory is still 216.0MB. Free memory was 188.2MB in the beginning and 168.7MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 59.53ms. Allocated memory is still 216.0MB. Free memory was 168.7MB in the beginning and 166.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 37.81ms. Allocated memory is still 216.0MB. Free memory was 166.6MB in the beginning and 165.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 372.91ms. Allocated memory is still 216.0MB. Free memory was 165.2MB in the beginning and 151.2MB in the end (delta: 14.0MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * TraceAbstraction took 770101.51ms. Allocated memory was 216.0MB in the beginning and 3.2GB in the end (delta: 2.9GB). Free memory was 149.8MB in the beginning and 2.3GB in the end (delta: -2.1GB). Peak memory consumption was 984.5MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1511452, independent: 1470434, independent conditional: 1470043, independent unconditional: 391, dependent: 41018, dependent conditional: 40884, dependent unconditional: 134, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1471431, independent: 1470434, independent conditional: 1470043, independent unconditional: 391, dependent: 997, dependent conditional: 997, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1471431, independent: 1470434, independent conditional: 1470043, independent unconditional: 391, dependent: 997, dependent conditional: 997, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1471431, independent: 1470434, independent conditional: 1470043, independent unconditional: 391, dependent: 997, dependent conditional: 997, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1481397, independent: 1470434, independent conditional: 8962, independent unconditional: 1461472, dependent: 10963, dependent conditional: 8376, dependent unconditional: 2587, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1481397, independent: 1470434, independent conditional: 3951, independent unconditional: 1466483, dependent: 10963, dependent conditional: 3802, dependent unconditional: 7161, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1481397, independent: 1470434, independent conditional: 3951, independent unconditional: 1466483, dependent: 10963, dependent conditional: 3802, dependent unconditional: 7161, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1408, independent: 970, independent conditional: 91, independent unconditional: 879, dependent: 438, dependent conditional: 434, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1408, independent: 951, independent conditional: 0, independent unconditional: 951, dependent: 457, dependent conditional: 0, dependent unconditional: 457, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 457, independent: 19, independent conditional: 19, independent unconditional: 0, dependent: 438, dependent conditional: 434, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 457, independent: 19, independent conditional: 19, independent unconditional: 0, dependent: 438, dependent conditional: 434, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 936, independent: 35, independent conditional: 35, independent unconditional: 0, dependent: 901, dependent conditional: 856, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1481397, independent: 1469464, independent conditional: 3860, independent unconditional: 1465604, dependent: 10525, dependent conditional: 3368, dependent unconditional: 7157, unknown: 1408, unknown conditional: 525, unknown unconditional: 883] , Statistics on independence cache: Total cache size (in pairs): 1408, Positive cache size: 970, Positive conditional cache size: 91, Positive unconditional cache size: 879, Negative cache size: 438, Negative conditional cache size: 434, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 9585, Maximal queried relation: 14, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1481397, independent: 1470434, independent conditional: 8962, independent unconditional: 1461472, dependent: 10963, dependent conditional: 8376, dependent unconditional: 2587, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1481397, independent: 1470434, independent conditional: 3951, independent unconditional: 1466483, dependent: 10963, dependent conditional: 3802, dependent unconditional: 7161, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1481397, independent: 1470434, independent conditional: 3951, independent unconditional: 1466483, dependent: 10963, dependent conditional: 3802, dependent unconditional: 7161, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1408, independent: 970, independent conditional: 91, independent unconditional: 879, dependent: 438, dependent conditional: 434, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1408, independent: 951, independent conditional: 0, independent unconditional: 951, dependent: 457, dependent conditional: 0, dependent unconditional: 457, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 457, independent: 19, independent conditional: 19, independent unconditional: 0, dependent: 438, dependent conditional: 434, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 457, independent: 19, independent conditional: 19, independent unconditional: 0, dependent: 438, dependent conditional: 434, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 936, independent: 35, independent conditional: 35, independent unconditional: 0, dependent: 901, dependent conditional: 856, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1481397, independent: 1469464, independent conditional: 3860, independent unconditional: 1465604, dependent: 10525, dependent conditional: 3368, dependent unconditional: 7157, unknown: 1408, unknown conditional: 525, unknown unconditional: 883] , Statistics on independence cache: Total cache size (in pairs): 1408, Positive cache size: 970, Positive conditional cache size: 91, Positive unconditional cache size: 879, Negative cache size: 438, Negative conditional cache size: 434, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 9585 ], Independence queries for same thread: 40021 - TimeoutResultAtElement [Line: 681]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 466 known predicates. - TimeoutResultAtElement [Line: 721]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 466 known predicates. - TimeoutResultAtElement [Line: 720]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 466 known predicates. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 112 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 770.0s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 7, EmptinessCheckTime: 669.1s, 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: 2911, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 94.3s InterpolantComputationTime, 4960 NumberOfCodeBlocks, 4960 NumberOfCodeBlocksAsserted, 65 NumberOfCheckSat, 6816 ConstructedInterpolants, 0 QuantifiedInterpolants, 86158 SizeOfPredicates, 402 NumberOfNonLiveVariables, 4880 ConjunctsInSsa, 518 ConjunctsInUnsatCore, 40 InterpolantComputations, 4 PerfectInterpolantSequences, 2765/17897 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown