/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE --traceabstraction.maximal.amount.of.steps.the.threads.are.allowed.to.take.successively 1 --traceabstraction.enable.heuristic.with.loops.as.step.type true -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread/fib_unsafe-12.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-32214ab [2023-05-19 21:35:10,210 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2023-05-19 21:35:10,257 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-19 21:35:10,258 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-19 21:35:10,258 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-19 21:35:10,260 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-19 21:35:10,275 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-19 21:35:10,275 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-19 21:35:10,275 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-19 21:35:10,276 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-19 21:35:10,276 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-19 21:35:10,276 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-19 21:35:10,276 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-19 21:35:10,276 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-19 21:35:10,277 INFO L138 SettingsManager]: * Use SBE=true [2023-05-19 21:35:10,277 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-19 21:35:10,277 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-19 21:35:10,277 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-19 21:35:10,277 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-19 21:35:10,277 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-19 21:35:10,277 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-19 21:35:10,277 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-19 21:35:10,277 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-19 21:35:10,277 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-19 21:35:10,277 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-19 21:35:10,278 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-19 21:35:10,278 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-19 21:35:10,278 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-19 21:35:10,278 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-19 21:35:10,278 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-19 21:35:10,278 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-19 21:35:10,278 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-19 21:35:10,278 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-19 21:35:10,278 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-19 21:35:10,278 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-19 21:35:10,279 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-19 21:35:10,279 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-19 21:35:10,279 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-19 21:35:10,279 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-19 21:35:10,279 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-19 21:35:10,279 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-19 21:35:10,279 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-19 21:35:10,279 INFO L138 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/UAutomizer-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> true [2023-05-19 21:35:10,419 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-19 21:35:10,443 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-19 21:35:10,445 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-19 21:35:10,446 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-19 21:35:10,446 INFO L275 PluginConnector]: CDTParser initialized [2023-05-19 21:35:10,447 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/fib_unsafe-12.i [2023-05-19 21:35:10,493 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2dade7901/62df49df40af454288d846f9b26e2445/FLAGf0f1a9bb2 [2023-05-19 21:35:10,866 INFO L306 CDTParser]: Found 1 translation units. [2023-05-19 21:35:10,866 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/fib_unsafe-12.i [2023-05-19 21:35:10,873 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2dade7901/62df49df40af454288d846f9b26e2445/FLAGf0f1a9bb2 [2023-05-19 21:35:10,882 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2dade7901/62df49df40af454288d846f9b26e2445 [2023-05-19 21:35:10,883 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-19 21:35:10,884 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-19 21:35:10,885 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-19 21:35:10,885 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-19 21:35:10,887 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-19 21:35:10,887 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.05 09:35:10" (1/1) ... [2023-05-19 21:35:10,888 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@761b2036 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 09:35:10, skipping insertion in model container [2023-05-19 21:35:10,888 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.05 09:35:10" (1/1) ... [2023-05-19 21:35:10,892 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-19 21:35:10,923 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-19 21:35:11,192 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/fib_unsafe-12.i[30243,30256] [2023-05-19 21:35:11,211 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-19 21:35:11,217 INFO L203 MainTranslator]: Completed pre-run [2023-05-19 21:35:11,246 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/fib_unsafe-12.i[30243,30256] [2023-05-19 21:35:11,261 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-19 21:35:11,285 INFO L208 MainTranslator]: Completed translation [2023-05-19 21:35:11,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 09:35:11 WrapperNode [2023-05-19 21:35:11,286 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-19 21:35:11,287 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-19 21:35:11,287 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-19 21:35:11,287 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-19 21:35:11,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 09:35:11" (1/1) ... [2023-05-19 21:35:11,310 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 09:35:11" (1/1) ... [2023-05-19 21:35:11,330 INFO L138 Inliner]: procedures = 165, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 76 [2023-05-19 21:35:11,331 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-19 21:35:11,331 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-19 21:35:11,331 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-19 21:35:11,332 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-19 21:35:11,337 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 09:35:11" (1/1) ... [2023-05-19 21:35:11,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 09:35:11" (1/1) ... [2023-05-19 21:35:11,349 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 09:35:11" (1/1) ... [2023-05-19 21:35:11,349 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 09:35:11" (1/1) ... [2023-05-19 21:35:11,352 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 09:35:11" (1/1) ... [2023-05-19 21:35:11,354 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 09:35:11" (1/1) ... [2023-05-19 21:35:11,364 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 09:35:11" (1/1) ... [2023-05-19 21:35:11,365 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 09:35:11" (1/1) ... [2023-05-19 21:35:11,366 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-19 21:35:11,367 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-19 21:35:11,367 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-19 21:35:11,369 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-19 21:35:11,370 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 09:35:11" (1/1) ... [2023-05-19 21:35:11,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-19 21:35:11,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 21:35:11,434 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-05-19 21:35:11,440 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-05-19 21:35:11,460 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-05-19 21:35:11,460 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-05-19 21:35:11,460 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-05-19 21:35:11,460 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-05-19 21:35:11,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-19 21:35:11,461 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-05-19 21:35:11,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-19 21:35:11,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-19 21:35:11,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-19 21:35:11,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-19 21:35:11,461 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-05-19 21:35:11,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-19 21:35:11,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-19 21:35:11,462 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-19 21:35:11,542 INFO L235 CfgBuilder]: Building ICFG [2023-05-19 21:35:11,544 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-19 21:35:11,680 INFO L276 CfgBuilder]: Performing block encoding [2023-05-19 21:35:11,697 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-19 21:35:11,698 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2023-05-19 21:35:11,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.05 09:35:11 BoogieIcfgContainer [2023-05-19 21:35:11,700 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-19 21:35:11,703 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-19 21:35:11,703 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-19 21:35:11,705 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-19 21:35:11,706 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.05 09:35:10" (1/3) ... [2023-05-19 21:35:11,706 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19b687c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.05 09:35:11, skipping insertion in model container [2023-05-19 21:35:11,706 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 09:35:11" (2/3) ... [2023-05-19 21:35:11,707 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19b687c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.05 09:35:11, skipping insertion in model container [2023-05-19 21:35:11,707 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.05 09:35:11" (3/3) ... [2023-05-19 21:35:11,708 INFO L112 eAbstractionObserver]: Analyzing ICFG fib_unsafe-12.i [2023-05-19 21:35:11,714 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-19 21:35:11,720 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-19 21:35:11,721 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-19 21:35:11,721 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-19 21:35:11,766 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-05-19 21:35:11,817 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-19 21:35:11,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-19 21:35:11,818 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 21:35:11,830 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-05-19 21:35:11,839 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-05-19 21:35:11,874 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-19 21:35:11,894 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-19 21:35:11,901 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=LoopsAndPotentialCycles, 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;@48f3697b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-19 21:35:11,901 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-05-19 21:35:12,072 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 21:35:12,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 21:35:12,075 INFO L85 PathProgramCache]: Analyzing trace with hash -188900877, now seen corresponding path program 1 times [2023-05-19 21:35:12,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 21:35:12,083 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952583665] [2023-05-19 21:35:12,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 21:35:12,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 21:35:12,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 21:35:12,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 21:35:12,300 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 21:35:12,300 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952583665] [2023-05-19 21:35:12,301 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [952583665] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-19 21:35:12,301 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-19 21:35:12,301 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-19 21:35:12,302 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1202059589] [2023-05-19 21:35:12,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-19 21:35:12,305 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-05-19 21:35:12,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 21:35:12,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-05-19 21:35:12,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-05-19 21:35:12,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:12,325 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 21:35:12,325 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 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) [2023-05-19 21:35:12,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:12,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:12,355 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-19 21:35:12,355 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 21:35:12,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 21:35:12,356 INFO L85 PathProgramCache]: Analyzing trace with hash -694459502, now seen corresponding path program 1 times [2023-05-19 21:35:12,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 21:35:12,356 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373589322] [2023-05-19 21:35:12,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 21:35:12,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 21:35:12,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 21:35:12,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 21:35:12,464 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 21:35:12,464 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [373589322] [2023-05-19 21:35:12,464 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [373589322] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-19 21:35:12,464 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-19 21:35:12,464 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-05-19 21:35:12,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717824177] [2023-05-19 21:35:12,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-19 21:35:12,465 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-19 21:35:12,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 21:35:12,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-19 21:35:12,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-19 21:35:12,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:12,466 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 21:35:12,467 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 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) [2023-05-19 21:35:12,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:12,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:12,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:12,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:12,527 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-19 21:35:12,527 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 21:35:12,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 21:35:12,528 INFO L85 PathProgramCache]: Analyzing trace with hash -450083754, now seen corresponding path program 1 times [2023-05-19 21:35:12,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 21:35:12,528 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33941450] [2023-05-19 21:35:12,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 21:35:12,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 21:35:12,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 21:35:12,658 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 21:35:12,658 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 21:35:12,658 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [33941450] [2023-05-19 21:35:12,658 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [33941450] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-19 21:35:12,658 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-19 21:35:12,659 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-05-19 21:35:12,659 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128516600] [2023-05-19 21:35:12,659 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-19 21:35:12,659 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-19 21:35:12,659 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 21:35:12,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-19 21:35:12,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-19 21:35:12,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:12,660 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 21:35:12,660 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 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) [2023-05-19 21:35:12,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:12,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:12,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:12,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:12,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:12,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:12,714 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-05-19 21:35:12,714 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 21:35:12,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 21:35:12,715 INFO L85 PathProgramCache]: Analyzing trace with hash -1331916, now seen corresponding path program 1 times [2023-05-19 21:35:12,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 21:35:12,715 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596647834] [2023-05-19 21:35:12,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 21:35:12,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 21:35:12,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 21:35:12,806 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-19 21:35:12,808 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 21:35:12,808 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596647834] [2023-05-19 21:35:12,808 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596647834] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-19 21:35:12,808 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-19 21:35:12,808 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-05-19 21:35:12,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370471952] [2023-05-19 21:35:12,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-19 21:35:12,809 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-19 21:35:12,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 21:35:12,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-19 21:35:12,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-19 21:35:12,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:12,810 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 21:35:12,810 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 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) [2023-05-19 21:35:12,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:12,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:12,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:12,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:12,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:12,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:12,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:12,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:12,841 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-05-19 21:35:12,841 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 21:35:12,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 21:35:12,842 INFO L85 PathProgramCache]: Analyzing trace with hash -43157932, now seen corresponding path program 1 times [2023-05-19 21:35:12,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 21:35:12,842 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799966930] [2023-05-19 21:35:12,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 21:35:12,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 21:35:12,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 21:35:12,963 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 21:35:12,964 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 21:35:12,964 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799966930] [2023-05-19 21:35:12,964 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [799966930] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 21:35:12,964 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [835743747] [2023-05-19 21:35:12,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 21:35:12,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 21:35:12,965 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 21:35:12,992 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 21:35:13,037 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-05-19 21:35:13,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 21:35:13,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 4 conjunts are in the unsatisfiable core [2023-05-19 21:35:13,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 21:35:13,195 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 21:35:13,196 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 21:35:13,238 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 21:35:13,238 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [835743747] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 21:35:13,238 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 21:35:13,238 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2023-05-19 21:35:13,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934825882] [2023-05-19 21:35:13,238 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 21:35:13,239 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-05-19 21:35:13,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 21:35:13,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-05-19 21:35:13,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2023-05-19 21:35:13,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:13,240 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 21:35:13,240 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.2) internal successors, (112), 10 states have internal predecessors, (112), 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) [2023-05-19 21:35:13,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:13,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:13,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:13,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:13,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:13,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:13,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:13,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:13,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:13,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:13,355 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-05-19 21:35:13,549 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 21:35:13,549 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 21:35:13,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 21:35:13,550 INFO L85 PathProgramCache]: Analyzing trace with hash -698153053, now seen corresponding path program 1 times [2023-05-19 21:35:13,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 21:35:13,550 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336857358] [2023-05-19 21:35:13,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 21:35:13,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 21:35:13,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 21:35:13,639 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 26 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-05-19 21:35:13,639 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 21:35:13,639 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336857358] [2023-05-19 21:35:13,639 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [336857358] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 21:35:13,639 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1263912020] [2023-05-19 21:35:13,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 21:35:13,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 21:35:13,640 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 21:35:13,641 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 21:35:13,670 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-05-19 21:35:13,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 21:35:13,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 4 conjunts are in the unsatisfiable core [2023-05-19 21:35:13,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 21:35:13,787 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 26 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-05-19 21:35:13,788 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 21:35:13,830 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 26 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-05-19 21:35:13,831 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1263912020] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 21:35:13,831 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 21:35:13,831 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2023-05-19 21:35:13,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290692768] [2023-05-19 21:35:13,832 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 21:35:13,833 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-05-19 21:35:13,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 21:35:13,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-05-19 21:35:13,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2023-05-19 21:35:13,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:13,834 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 21:35:13,834 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 14.2) internal successors, (142), 10 states have internal predecessors, (142), 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) [2023-05-19 21:35:13,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:13,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:13,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:13,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:13,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:13,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:13,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:13,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:13,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:13,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:13,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:13,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:13,911 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-05-19 21:35:14,108 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 21:35:14,108 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 21:35:14,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 21:35:14,109 INFO L85 PathProgramCache]: Analyzing trace with hash 22728182, now seen corresponding path program 1 times [2023-05-19 21:35:14,109 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 21:35:14,109 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729458440] [2023-05-19 21:35:14,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 21:35:14,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 21:35:14,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 21:35:14,197 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 42 proven. 13 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-05-19 21:35:14,197 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 21:35:14,197 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1729458440] [2023-05-19 21:35:14,197 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1729458440] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 21:35:14,197 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1595150515] [2023-05-19 21:35:14,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 21:35:14,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 21:35:14,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 21:35:14,199 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 21:35:14,214 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-05-19 21:35:14,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 21:35:14,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 4 conjunts are in the unsatisfiable core [2023-05-19 21:35:14,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 21:35:14,308 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 42 proven. 13 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-05-19 21:35:14,308 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 21:35:14,370 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 42 proven. 13 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-05-19 21:35:14,370 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1595150515] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 21:35:14,370 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 21:35:14,370 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2023-05-19 21:35:14,370 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2028776054] [2023-05-19 21:35:14,370 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 21:35:14,371 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-05-19 21:35:14,371 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 21:35:14,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-05-19 21:35:14,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2023-05-19 21:35:14,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:14,372 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 21:35:14,372 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 15.6) internal successors, (156), 10 states have internal predecessors, (156), 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) [2023-05-19 21:35:14,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:14,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:14,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:14,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:14,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:14,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:14,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:14,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:14,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:14,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:14,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:14,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:14,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:14,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:14,441 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-05-19 21:35:14,641 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 21:35:14,641 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 21:35:14,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 21:35:14,642 INFO L85 PathProgramCache]: Analyzing trace with hash 1834869268, now seen corresponding path program 2 times [2023-05-19 21:35:14,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 21:35:14,642 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673202514] [2023-05-19 21:35:14,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 21:35:14,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 21:35:14,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 21:35:14,768 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 21:35:14,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 21:35:14,769 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1673202514] [2023-05-19 21:35:14,769 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1673202514] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 21:35:14,769 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1174719063] [2023-05-19 21:35:14,769 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-19 21:35:14,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 21:35:14,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 21:35:14,785 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 21:35:14,786 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-05-19 21:35:14,856 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-19 21:35:14,856 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 21:35:14,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 8 conjunts are in the unsatisfiable core [2023-05-19 21:35:14,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 21:35:14,930 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 21:35:14,930 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 21:35:15,029 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 21:35:15,031 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1174719063] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 21:35:15,031 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 21:35:15,031 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2023-05-19 21:35:15,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818428657] [2023-05-19 21:35:15,031 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 21:35:15,032 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-05-19 21:35:15,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 21:35:15,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-05-19 21:35:15,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2023-05-19 21:35:15,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:15,033 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 21:35:15,033 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 10.0) internal successors, (180), 18 states have internal predecessors, (180), 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) [2023-05-19 21:35:15,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:15,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:15,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:15,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:15,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:15,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:15,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:15,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:15,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:15,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:15,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:15,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:15,195 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-05-19 21:35:15,384 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 21:35:15,384 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 21:35:15,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 21:35:15,385 INFO L85 PathProgramCache]: Analyzing trace with hash -1677972223, now seen corresponding path program 2 times [2023-05-19 21:35:15,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 21:35:15,385 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153605205] [2023-05-19 21:35:15,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 21:35:15,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 21:35:15,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 21:35:15,523 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 148 proven. 75 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2023-05-19 21:35:15,525 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 21:35:15,525 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153605205] [2023-05-19 21:35:15,526 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153605205] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 21:35:15,526 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [697853802] [2023-05-19 21:35:15,530 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-19 21:35:15,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 21:35:15,530 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 21:35:15,545 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 21:35:15,546 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-05-19 21:35:15,634 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-19 21:35:15,634 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 21:35:15,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 8 conjunts are in the unsatisfiable core [2023-05-19 21:35:15,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 21:35:15,731 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 148 proven. 75 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2023-05-19 21:35:15,731 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 21:35:15,837 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 148 proven. 75 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2023-05-19 21:35:15,838 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [697853802] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 21:35:15,838 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 21:35:15,838 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2023-05-19 21:35:15,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157351808] [2023-05-19 21:35:15,838 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 21:35:15,838 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-05-19 21:35:15,839 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 21:35:15,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-05-19 21:35:15,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2023-05-19 21:35:15,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:15,840 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 21:35:15,840 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 11.666666666666666) internal successors, (210), 18 states have internal predecessors, (210), 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) [2023-05-19 21:35:15,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:15,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:15,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:15,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:15,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:15,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:15,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:15,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:15,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:15,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:15,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:15,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:15,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:15,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:15,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:15,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:15,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:15,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:16,037 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-05-19 21:35:16,211 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 21:35:16,212 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 21:35:16,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 21:35:16,212 INFO L85 PathProgramCache]: Analyzing trace with hash 1491178174, now seen corresponding path program 2 times [2023-05-19 21:35:16,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 21:35:16,213 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990291737] [2023-05-19 21:35:16,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 21:35:16,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 21:35:16,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 21:35:16,357 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 180 proven. 90 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-05-19 21:35:16,357 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 21:35:16,357 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990291737] [2023-05-19 21:35:16,358 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [990291737] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 21:35:16,359 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1638146620] [2023-05-19 21:35:16,359 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-19 21:35:16,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 21:35:16,360 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 21:35:16,373 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 21:35:16,374 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-05-19 21:35:16,466 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-19 21:35:16,466 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 21:35:16,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 8 conjunts are in the unsatisfiable core [2023-05-19 21:35:16,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 21:35:16,546 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 180 proven. 90 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-05-19 21:35:16,546 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 21:35:16,652 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 180 proven. 90 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-05-19 21:35:16,652 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1638146620] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 21:35:16,652 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 21:35:16,652 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2023-05-19 21:35:16,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732590467] [2023-05-19 21:35:16,654 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 21:35:16,655 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-05-19 21:35:16,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 21:35:16,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-05-19 21:35:16,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2023-05-19 21:35:16,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:16,656 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 21:35:16,656 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 12.444444444444445) internal successors, (224), 18 states have internal predecessors, (224), 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) [2023-05-19 21:35:16,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:16,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:16,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:16,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:16,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:16,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:16,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:16,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:16,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:16,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:16,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:16,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:16,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:16,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:16,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:16,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:16,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:16,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:16,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:16,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:16,816 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-05-19 21:35:17,004 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 21:35:17,004 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 21:35:17,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 21:35:17,004 INFO L85 PathProgramCache]: Analyzing trace with hash 672786836, now seen corresponding path program 3 times [2023-05-19 21:35:17,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 21:35:17,005 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835985261] [2023-05-19 21:35:17,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 21:35:17,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 21:35:17,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 21:35:17,353 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 364 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 21:35:17,354 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 21:35:17,354 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [835985261] [2023-05-19 21:35:17,354 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [835985261] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 21:35:17,354 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1318653845] [2023-05-19 21:35:17,354 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-19 21:35:17,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 21:35:17,354 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 21:35:17,355 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 21:35:17,380 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-05-19 21:35:17,447 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2023-05-19 21:35:17,447 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 21:35:17,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 16 conjunts are in the unsatisfiable core [2023-05-19 21:35:17,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 21:35:17,568 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 364 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 21:35:17,569 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 21:35:17,849 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 364 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 21:35:17,849 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1318653845] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 21:35:17,849 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 21:35:17,850 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 34 [2023-05-19 21:35:17,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473365312] [2023-05-19 21:35:17,850 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 21:35:17,850 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2023-05-19 21:35:17,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 21:35:17,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2023-05-19 21:35:17,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=306, Invalid=816, Unknown=0, NotChecked=0, Total=1122 [2023-05-19 21:35:17,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:17,851 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 21:35:17,852 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 9.294117647058824) internal successors, (316), 34 states have internal predecessors, (316), 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) [2023-05-19 21:35:17,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:17,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:17,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:17,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:17,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:17,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:17,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:17,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:17,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:17,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:17,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:18,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:18,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:18,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:18,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:18,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:18,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:18,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:18,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:18,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:18,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:18,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-05-19 21:35:18,254 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-05-19 21:35:18,451 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-05-19 21:35:18,452 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 21:35:18,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 21:35:18,452 INFO L85 PathProgramCache]: Analyzing trace with hash 231266749, now seen corresponding path program 3 times [2023-05-19 21:35:18,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 21:35:18,452 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059564074] [2023-05-19 21:35:18,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 21:35:18,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 21:35:18,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 21:35:18,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1387 backedges. 680 proven. 413 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2023-05-19 21:35:18,829 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 21:35:18,829 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059564074] [2023-05-19 21:35:18,829 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1059564074] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 21:35:18,829 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2137789135] [2023-05-19 21:35:18,829 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-19 21:35:18,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 21:35:18,830 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 21:35:18,831 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 21:35:18,845 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-05-19 21:35:18,954 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 15 check-sat command(s) [2023-05-19 21:35:18,954 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 21:35:18,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 521 conjuncts, 32 conjunts are in the unsatisfiable core [2023-05-19 21:35:18,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 21:35:19,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1387 backedges. 0 proven. 1387 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 21:35:19,687 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 21:35:20,545 INFO L134 CoverageAnalysis]: Checked inductivity of 1387 backedges. 0 proven. 1387 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 21:35:20,546 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2137789135] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 21:35:20,546 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 21:35:20,546 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 33, 33] total 68 [2023-05-19 21:35:20,546 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192953225] [2023-05-19 21:35:20,546 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 21:35:20,548 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 68 states [2023-05-19 21:35:20,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 21:35:20,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 68 interpolants. [2023-05-19 21:35:20,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=807, Invalid=3749, Unknown=0, NotChecked=0, Total=4556 [2023-05-19 21:35:20,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:20,550 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 21:35:20,551 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 68 states, 68 states have (on average 8.676470588235293) internal successors, (590), 68 states have internal predecessors, (590), 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) [2023-05-19 21:35:20,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:20,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:20,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:20,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:20,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:20,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:20,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:20,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:20,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:20,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:20,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2023-05-19 21:35:20,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:22,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:22,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:22,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:22,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:22,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:22,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:22,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:22,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:22,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:22,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:22,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-05-19 21:35:22,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2023-05-19 21:35:22,595 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-05-19 21:35:22,770 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 21:35:22,770 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 21:35:22,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 21:35:22,771 INFO L85 PathProgramCache]: Analyzing trace with hash -14992055, now seen corresponding path program 3 times [2023-05-19 21:35:22,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 21:35:22,771 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143095642] [2023-05-19 21:35:22,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 21:35:22,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 21:35:22,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 21:35:23,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2561 backedges. 1024 proven. 448 refuted. 0 times theorem prover too weak. 1089 trivial. 0 not checked. [2023-05-19 21:35:23,182 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 21:35:23,182 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143095642] [2023-05-19 21:35:23,182 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [143095642] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 21:35:23,182 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2000869163] [2023-05-19 21:35:23,182 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-19 21:35:23,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 21:35:23,182 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 21:35:23,185 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 21:35:23,186 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-05-19 21:35:23,345 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 16 check-sat command(s) [2023-05-19 21:35:23,345 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 21:35:23,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 567 conjuncts, 18 conjunts are in the unsatisfiable core [2023-05-19 21:35:23,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 21:35:23,641 INFO L134 CoverageAnalysis]: Checked inductivity of 2561 backedges. 1080 proven. 512 refuted. 0 times theorem prover too weak. 969 trivial. 0 not checked. [2023-05-19 21:35:23,642 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 21:35:23,969 INFO L134 CoverageAnalysis]: Checked inductivity of 2561 backedges. 1080 proven. 512 refuted. 0 times theorem prover too weak. 969 trivial. 0 not checked. [2023-05-19 21:35:23,969 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2000869163] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 21:35:23,969 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 21:35:23,970 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 19, 19] total 40 [2023-05-19 21:35:23,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707242266] [2023-05-19 21:35:23,970 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 21:35:23,970 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2023-05-19 21:35:23,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 21:35:23,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2023-05-19 21:35:23,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=247, Invalid=1313, Unknown=0, NotChecked=0, Total=1560 [2023-05-19 21:35:23,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:23,971 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 21:35:23,972 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 10.2) internal successors, (408), 40 states have internal predecessors, (408), 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) [2023-05-19 21:35:23,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:23,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:23,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:23,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:23,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:23,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:23,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:23,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:23,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:23,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:23,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2023-05-19 21:35:23,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2023-05-19 21:35:23,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:24,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:24,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:24,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:24,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:24,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:24,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:24,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:24,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:24,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:24,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:24,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-05-19 21:35:24,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2023-05-19 21:35:24,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-19 21:35:24,869 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-05-19 21:35:25,056 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-05-19 21:35:25,057 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 21:35:25,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 21:35:25,057 INFO L85 PathProgramCache]: Analyzing trace with hash 977473851, now seen corresponding path program 4 times [2023-05-19 21:35:25,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 21:35:25,057 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6833288] [2023-05-19 21:35:25,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 21:35:25,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 21:35:25,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 21:35:25,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2791 backedges. 1224 proven. 580 refuted. 0 times theorem prover too weak. 987 trivial. 0 not checked. [2023-05-19 21:35:25,431 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 21:35:25,431 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6833288] [2023-05-19 21:35:25,431 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [6833288] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 21:35:25,431 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1758925671] [2023-05-19 21:35:25,431 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-19 21:35:25,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 21:35:25,431 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 21:35:25,432 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 21:35:25,458 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-05-19 21:35:25,553 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-19 21:35:25,553 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 21:35:25,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 643 conjuncts, 18 conjunts are in the unsatisfiable core [2023-05-19 21:35:25,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 21:35:25,710 INFO L134 CoverageAnalysis]: Checked inductivity of 2791 backedges. 1224 proven. 580 refuted. 0 times theorem prover too weak. 987 trivial. 0 not checked. [2023-05-19 21:35:25,711 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 21:35:26,005 INFO L134 CoverageAnalysis]: Checked inductivity of 2791 backedges. 1224 proven. 580 refuted. 0 times theorem prover too weak. 987 trivial. 0 not checked. [2023-05-19 21:35:26,006 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1758925671] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 21:35:26,006 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 21:35:26,006 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 27 [2023-05-19 21:35:26,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011569935] [2023-05-19 21:35:26,006 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 21:35:26,007 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2023-05-19 21:35:26,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 21:35:26,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2023-05-19 21:35:26,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=195, Invalid=507, Unknown=0, NotChecked=0, Total=702 [2023-05-19 21:35:26,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:26,007 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 21:35:26,007 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 11.0) internal successors, (297), 27 states have internal predecessors, (297), 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) [2023-05-19 21:35:26,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:26,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:26,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:26,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:26,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:26,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:26,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:26,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:26,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:26,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:26,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2023-05-19 21:35:26,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2023-05-19 21:35:26,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-19 21:35:26,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:26,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:26,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:26,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:26,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:26,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:26,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:26,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:26,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:26,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:26,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:26,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-05-19 21:35:26,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2023-05-19 21:35:26,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-19 21:35:26,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2023-05-19 21:35:26,333 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-05-19 21:35:26,533 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2023-05-19 21:35:26,533 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 21:35:26,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 21:35:26,533 INFO L85 PathProgramCache]: Analyzing trace with hash -1971190055, now seen corresponding path program 4 times [2023-05-19 21:35:26,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 21:35:26,533 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343737730] [2023-05-19 21:35:26,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 21:35:26,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 21:35:26,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 21:35:28,239 INFO L134 CoverageAnalysis]: Checked inductivity of 4268 backedges. 3940 proven. 328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 21:35:28,240 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 21:35:28,240 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343737730] [2023-05-19 21:35:28,240 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343737730] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 21:35:28,240 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [296049821] [2023-05-19 21:35:28,240 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-19 21:35:28,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 21:35:28,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 21:35:28,248 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 21:35:28,249 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-05-19 21:35:28,388 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-19 21:35:28,388 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 21:35:28,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 781 conjuncts, 26 conjunts are in the unsatisfiable core [2023-05-19 21:35:28,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 21:35:28,630 INFO L134 CoverageAnalysis]: Checked inductivity of 4268 backedges. 3267 proven. 0 refuted. 0 times theorem prover too weak. 1001 trivial. 0 not checked. [2023-05-19 21:35:28,630 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-05-19 21:35:28,630 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [296049821] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-19 21:35:28,630 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-05-19 21:35:28,630 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [53] total 55 [2023-05-19 21:35:28,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203934576] [2023-05-19 21:35:28,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-19 21:35:28,631 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2023-05-19 21:35:28,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 21:35:28,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2023-05-19 21:35:28,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=734, Invalid=2236, Unknown=0, NotChecked=0, Total=2970 [2023-05-19 21:35:28,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:28,632 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 21:35:28,632 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 10.666666666666666) internal successors, (288), 27 states have internal predecessors, (288), 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) [2023-05-19 21:35:28,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:28,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:28,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:28,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:28,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:28,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:28,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:28,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:28,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:28,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:28,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2023-05-19 21:35:28,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2023-05-19 21:35:28,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-19 21:35:28,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2023-05-19 21:35:28,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:29,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 21:35:29,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:29,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:29,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 21:35:29,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:29,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:29,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 21:35:29,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:29,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:29,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-19 21:35:29,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-05-19 21:35:29,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2023-05-19 21:35:29,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-19 21:35:29,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2023-05-19 21:35:29,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2023-05-19 21:35:29,037 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-05-19 21:35:29,237 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-05-19 21:35:29,237 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-19 21:35:29,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 21:35:29,238 INFO L85 PathProgramCache]: Analyzing trace with hash -1330946169, now seen corresponding path program 5 times [2023-05-19 21:35:29,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 21:35:29,238 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [637235581] [2023-05-19 21:35:29,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 21:35:29,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 21:35:29,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-05-19 21:35:29,318 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-05-19 21:35:29,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-05-19 21:35:29,497 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-05-19 21:35:29,497 INFO L359 BasicCegarLoop]: Counterexample is feasible [2023-05-19 21:35:29,498 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2023-05-19 21:35:29,499 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2023-05-19 21:35:29,499 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2023-05-19 21:35:29,499 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-05-19 21:35:29,502 INFO L444 BasicCegarLoop]: Path program histogram: [5, 4, 3, 1, 1, 1, 1] [2023-05-19 21:35:29,505 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-19 21:35:29,505 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-19 21:35:29,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.05 09:35:29 BasicIcfg [2023-05-19 21:35:29,701 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-19 21:35:29,701 INFO L158 Benchmark]: Toolchain (without parser) took 18816.91ms. Allocated memory was 199.2MB in the beginning and 631.2MB in the end (delta: 432.0MB). Free memory was 168.9MB in the beginning and 554.7MB in the end (delta: -385.8MB). Peak memory consumption was 379.2MB. Max. memory is 8.0GB. [2023-05-19 21:35:29,701 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 199.2MB. Free memory is still 155.3MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-19 21:35:29,702 INFO L158 Benchmark]: CACSL2BoogieTranslator took 401.18ms. Allocated memory was 199.2MB in the beginning and 308.3MB in the end (delta: 109.1MB). Free memory was 168.6MB in the beginning and 269.0MB in the end (delta: -100.4MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2023-05-19 21:35:29,702 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.87ms. Allocated memory is still 308.3MB. Free memory was 269.0MB in the beginning and 266.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-19 21:35:29,702 INFO L158 Benchmark]: Boogie Preprocessor took 34.93ms. Allocated memory is still 308.3MB. Free memory was 266.9MB in the beginning and 265.5MB in the end (delta: 1.3MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-05-19 21:35:29,702 INFO L158 Benchmark]: RCFGBuilder took 333.49ms. Allocated memory is still 308.3MB. Free memory was 265.4MB in the beginning and 251.5MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2023-05-19 21:35:29,702 INFO L158 Benchmark]: TraceAbstraction took 17997.66ms. Allocated memory was 308.3MB in the beginning and 631.2MB in the end (delta: 323.0MB). Free memory was 250.4MB in the beginning and 554.7MB in the end (delta: -304.3MB). Peak memory consumption was 352.4MB. Max. memory is 8.0GB. [2023-05-19 21:35:29,703 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 199.2MB. Free memory is still 155.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 401.18ms. Allocated memory was 199.2MB in the beginning and 308.3MB in the end (delta: 109.1MB). Free memory was 168.6MB in the beginning and 269.0MB in the end (delta: -100.4MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 43.87ms. Allocated memory is still 308.3MB. Free memory was 269.0MB in the beginning and 266.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 34.93ms. Allocated memory is still 308.3MB. Free memory was 266.9MB in the beginning and 265.5MB in the end (delta: 1.3MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 333.49ms. Allocated memory is still 308.3MB. Free memory was 265.4MB in the beginning and 251.5MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 17997.66ms. Allocated memory was 308.3MB in the beginning and 631.2MB in the end (delta: 323.0MB). Free memory was 250.4MB in the beginning and 554.7MB in the end (delta: -304.3MB). Peak memory consumption was 352.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 31768, independent: 27263, independent conditional: 25534, independent unconditional: 1729, dependent: 4505, dependent conditional: 4498, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27270, independent: 27263, independent conditional: 25534, independent unconditional: 1729, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 27270, independent: 27263, independent conditional: 25534, independent unconditional: 1729, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27270, independent: 27263, independent conditional: 0, independent unconditional: 27263, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 27270, independent: 27263, independent conditional: 0, independent unconditional: 27263, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 27270, independent: 27263, independent conditional: 0, independent unconditional: 27263, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1652, independent: 1645, independent conditional: 0, independent unconditional: 1645, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1652, independent: 1644, independent conditional: 0, independent unconditional: 1644, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 8, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 8, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 80, independent: 39, independent conditional: 0, independent unconditional: 39, dependent: 42, dependent conditional: 0, dependent unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 27270, independent: 25618, independent conditional: 0, independent unconditional: 25618, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1652, unknown conditional: 0, unknown unconditional: 1652] , Statistics on independence cache: Total cache size (in pairs): 1652, Positive cache size: 1645, Positive conditional cache size: 0, Positive unconditional cache size: 1645, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 4498 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 142, Number of trivial persistent sets: 77, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1736, independent: 1729, independent conditional: 0, independent unconditional: 1729, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 31768, independent: 27263, independent conditional: 25534, independent unconditional: 1729, dependent: 4505, dependent conditional: 4498, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27270, independent: 27263, independent conditional: 25534, independent unconditional: 1729, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 27270, independent: 27263, independent conditional: 25534, independent unconditional: 1729, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27270, independent: 27263, independent conditional: 0, independent unconditional: 27263, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 27270, independent: 27263, independent conditional: 0, independent unconditional: 27263, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 27270, independent: 27263, independent conditional: 0, independent unconditional: 27263, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1652, independent: 1645, independent conditional: 0, independent unconditional: 1645, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1652, independent: 1644, independent conditional: 0, independent unconditional: 1644, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 8, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 8, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 80, independent: 39, independent conditional: 0, independent unconditional: 39, dependent: 42, dependent conditional: 0, dependent unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 27270, independent: 25618, independent conditional: 0, independent unconditional: 25618, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1652, unknown conditional: 0, unknown unconditional: 1652] , Statistics on independence cache: Total cache size (in pairs): 1652, Positive cache size: 1645, Positive conditional cache size: 0, Positive unconditional cache size: 1645, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 4498 - CounterExampleResult [Line: 681]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L702] 0 int cur = 1, prev = 0, next = 0; VAL [cur=1, next=0, prev=0] [L682] 0 int i, j; VAL [cur=1, i=0, j=0, next=0, prev=0] [L685] 0 int p, q; VAL [cur=1, i=0, j=0, next=0, p=0, prev=0, q=0] [L703] 0 int x; VAL [cur=1, i=0, j=0, next=0, p=0, prev=0, q=0, x=0] [L713] 0 pthread_t id1, id2; VAL [\old(argc)=196421, argc=196421, argv={196420:196419}, argv={196420:196419}, cur=1, i=0, id1={5:0}, id2={3:0}, j=0, next=0, p=0, prev=0, q=0, x=0] [L715] 0 i = 1 VAL [\old(argc)=196421, argc=196421, argv={196420:196419}, argv={196420:196419}, cur=1, i=1, id1={5:0}, id2={3:0}, j=0, next=0, p=0, prev=0, q=0, x=0] [L718] 0 j = 1 VAL [\old(argc)=196421, argc=196421, argv={196420:196419}, argv={196420:196419}, cur=1, i=1, id1={5:0}, id2={3:0}, j=1, next=0, p=0, prev=0, q=0, x=0] [L720] FCALL, FORK 0 pthread_create(&id1, ((void *)0), t1, ((void *)0)) VAL [\old(argc)=196421, arg={0:0}, argc=196421, argv={196420:196419}, argv={196420:196419}, cur=1, i=1, id1={5:0}, id2={3:0}, j=1, next=0, p=0, prev=0, pthread_create(&id1, ((void *)0), t1, ((void *)0))=-1, q=0, x=0] [L721] FCALL, FORK 0 pthread_create(&id2, ((void *)0), t2, ((void *)0)) VAL [\old(argc)=196421, arg={0:0}, arg={0:0}, argc=196421, argv={196420:196419}, argv={196420:196419}, cur=1, i=1, id1={5:0}, id2={3:0}, j=1, next=0, p=0, prev=0, pthread_create(&id2, ((void *)0), t2, ((void *)0))=0, q=0, x=0] [L722] CALL, EXPR 0 fib() [L705] 0 x = 0 VAL [arg={0:0}, arg={0:0}, cur=1, i=1, j=1, next=0, p=0, prev=0, q=0, x=0] [L687] 1 p = 0 VAL [arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=1, j=1, next=0, p=0, prev=0, q=0, x=0] [L695] 2 q = 0 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=1, j=1, next=0, p=0, prev=0, q=0, x=0] [L705] COND TRUE 0 x < 26 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=1, j=1, next=0, p=0, prev=0, q=0, x=0] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=1, j=1, next=1, p=0, prev=0, q=0, x=0] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=1, j=1, next=1, p=0, prev=1, q=0, x=0] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=1, j=1, next=1, p=0, prev=1, q=0, x=0] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=1, j=1, next=1, p=0, prev=1, q=0, x=1] [L687] COND TRUE 1 p < 12 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=1, j=1, next=1, p=0, prev=1, q=0, x=1] [L689] 1 i = i + j VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=2, j=1, next=1, p=0, prev=1, q=0, x=1] [L687] 1 p++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=2, j=1, next=1, p=1, prev=1, q=0, x=1] [L695] COND TRUE 2 q < 12 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=2, j=1, next=1, p=1, prev=1, q=0, x=1] [L697] 2 j = j + i VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=2, j=3, next=1, p=1, prev=1, q=0, x=1] [L695] 2 q++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=2, j=3, next=1, p=1, prev=1, q=1, x=1] [L705] COND TRUE 0 x < 26 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=2, j=3, next=1, p=1, prev=1, q=1, x=1] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=2, j=3, next=2, p=1, prev=1, q=1, x=1] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=2, j=3, next=2, p=1, prev=1, q=1, x=1] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=2, i=2, j=3, next=2, p=1, prev=1, q=1, x=1] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=2, i=2, j=3, next=2, p=1, prev=1, q=1, x=2] [L687] COND TRUE 1 p < 12 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=2, i=2, j=3, next=2, p=1, prev=1, q=1, x=2] [L689] 1 i = i + j VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=2, i=5, j=3, next=2, p=1, prev=1, q=1, x=2] [L687] 1 p++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=2, i=5, j=3, next=2, p=2, prev=1, q=1, x=2] [L695] COND TRUE 2 q < 12 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=2, i=5, j=3, next=2, p=2, prev=1, q=1, x=2] [L697] 2 j = j + i VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=2, i=5, j=8, next=2, p=2, prev=1, q=1, x=2] [L695] 2 q++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=2, i=5, j=8, next=2, p=2, prev=1, q=2, x=2] [L705] COND TRUE 0 x < 26 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=2, i=5, j=8, next=2, p=2, prev=1, q=2, x=2] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=2, i=5, j=8, next=3, p=2, prev=1, q=2, x=2] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=2, i=5, j=8, next=3, p=2, prev=2, q=2, x=2] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=3, i=5, j=8, next=3, p=2, prev=2, q=2, x=2] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=3, i=5, j=8, next=3, p=2, prev=2, q=2, x=3] [L687] COND TRUE 1 p < 12 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=3, i=5, j=8, next=3, p=2, prev=2, q=2, x=3] [L689] 1 i = i + j VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=3, i=13, j=8, next=3, p=2, prev=2, q=2, x=3] [L687] 1 p++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=3, i=13, j=8, next=3, p=3, prev=2, q=2, x=3] [L695] COND TRUE 2 q < 12 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=3, i=13, j=8, next=3, p=3, prev=2, q=2, x=3] [L697] 2 j = j + i VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=3, i=13, j=21, next=3, p=3, prev=2, q=2, x=3] [L695] 2 q++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=3, i=13, j=21, next=3, p=3, prev=2, q=3, x=3] [L705] COND TRUE 0 x < 26 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=3, i=13, j=21, next=3, p=3, prev=2, q=3, x=3] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=3, i=13, j=21, next=5, p=3, prev=2, q=3, x=3] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=3, i=13, j=21, next=5, p=3, prev=3, q=3, x=3] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=5, i=13, j=21, next=5, p=3, prev=3, q=3, x=3] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=5, i=13, j=21, next=5, p=3, prev=3, q=3, x=4] [L687] COND TRUE 1 p < 12 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=5, i=13, j=21, next=5, p=3, prev=3, q=3, x=4] [L689] 1 i = i + j VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=5, i=34, j=21, next=5, p=3, prev=3, q=3, x=4] [L687] 1 p++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=5, i=34, j=21, next=5, p=4, prev=3, q=3, x=4] [L695] COND TRUE 2 q < 12 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=5, i=34, j=21, next=5, p=4, prev=3, q=3, x=4] [L697] 2 j = j + i VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=5, i=34, j=55, next=5, p=4, prev=3, q=3, x=4] [L695] 2 q++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=5, i=34, j=55, next=5, p=4, prev=3, q=4, x=4] [L705] COND TRUE 0 x < 26 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=5, i=34, j=55, next=5, p=4, prev=3, q=4, x=4] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=5, i=34, j=55, next=8, p=4, prev=3, q=4, x=4] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=5, i=34, j=55, next=8, p=4, prev=5, q=4, x=4] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=8, i=34, j=55, next=8, p=4, prev=5, q=4, x=4] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=8, i=34, j=55, next=8, p=4, prev=5, q=4, x=5] [L687] COND TRUE 1 p < 12 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=8, i=34, j=55, next=8, p=4, prev=5, q=4, x=5] [L689] 1 i = i + j VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=8, i=89, j=55, next=8, p=4, prev=5, q=4, x=5] [L687] 1 p++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=8, i=89, j=55, next=8, p=5, prev=5, q=4, x=5] [L695] COND TRUE 2 q < 12 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=8, i=89, j=55, next=8, p=5, prev=5, q=4, x=5] [L697] 2 j = j + i VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=8, i=89, j=144, next=8, p=5, prev=5, q=4, x=5] [L695] 2 q++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=8, i=89, j=144, next=8, p=5, prev=5, q=5, x=5] [L705] COND TRUE 0 x < 26 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=8, i=89, j=144, next=8, p=5, prev=5, q=5, x=5] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=8, i=89, j=144, next=13, p=5, prev=5, q=5, x=5] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=8, i=89, j=144, next=13, p=5, prev=8, q=5, x=5] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=13, i=89, j=144, next=13, p=5, prev=8, q=5, x=5] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=13, i=89, j=144, next=13, p=5, prev=8, q=5, x=6] [L687] COND TRUE 1 p < 12 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=13, i=89, j=144, next=13, p=5, prev=8, q=5, x=6] [L689] 1 i = i + j VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=13, i=233, j=144, next=13, p=5, prev=8, q=5, x=6] [L687] 1 p++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=13, i=233, j=144, next=13, p=6, prev=8, q=5, x=6] [L695] COND TRUE 2 q < 12 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=13, i=233, j=144, next=13, p=6, prev=8, q=5, x=6] [L697] 2 j = j + i VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=13, i=233, j=377, next=13, p=6, prev=8, q=5, x=6] [L695] 2 q++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=13, i=233, j=377, next=13, p=6, prev=8, q=6, x=6] [L705] COND TRUE 0 x < 26 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=13, i=233, j=377, next=13, p=6, prev=8, q=6, x=6] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=13, i=233, j=377, next=21, p=6, prev=8, q=6, x=6] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=13, i=233, j=377, next=21, p=6, prev=13, q=6, x=6] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=21, i=233, j=377, next=21, p=6, prev=13, q=6, x=6] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=21, i=233, j=377, next=21, p=6, prev=13, q=6, x=7] [L687] COND TRUE 1 p < 12 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=21, i=233, j=377, next=21, p=6, prev=13, q=6, x=7] [L689] 1 i = i + j VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=21, i=610, j=377, next=21, p=6, prev=13, q=6, x=7] [L687] 1 p++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=21, i=610, j=377, next=21, p=7, prev=13, q=6, x=7] [L695] COND TRUE 2 q < 12 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=21, i=610, j=377, next=21, p=7, prev=13, q=6, x=7] [L697] 2 j = j + i VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=21, i=610, j=987, next=21, p=7, prev=13, q=6, x=7] [L695] 2 q++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=21, i=610, j=987, next=21, p=7, prev=13, q=7, x=7] [L705] COND TRUE 0 x < 26 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=21, i=610, j=987, next=21, p=7, prev=13, q=7, x=7] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=21, i=610, j=987, next=34, p=7, prev=13, q=7, x=7] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=21, i=610, j=987, next=34, p=7, prev=21, q=7, x=7] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=34, i=610, j=987, next=34, p=7, prev=21, q=7, x=7] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=34, i=610, j=987, next=34, p=7, prev=21, q=7, x=8] [L687] COND TRUE 1 p < 12 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=34, i=610, j=987, next=34, p=7, prev=21, q=7, x=8] [L689] 1 i = i + j VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=34, i=1597, j=987, next=34, p=7, prev=21, q=7, x=8] [L687] 1 p++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=34, i=1597, j=987, next=34, p=8, prev=21, q=7, x=8] [L695] COND TRUE 2 q < 12 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=34, i=1597, j=987, next=34, p=8, prev=21, q=7, x=8] [L697] 2 j = j + i VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=34, i=1597, j=2584, next=34, p=8, prev=21, q=7, x=8] [L695] 2 q++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=34, i=1597, j=2584, next=34, p=8, prev=21, q=8, x=8] [L705] COND TRUE 0 x < 26 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=34, i=1597, j=2584, next=34, p=8, prev=21, q=8, x=8] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=34, i=1597, j=2584, next=55, p=8, prev=21, q=8, x=8] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=34, i=1597, j=2584, next=55, p=8, prev=34, q=8, x=8] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=55, i=1597, j=2584, next=55, p=8, prev=34, q=8, x=8] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=55, i=1597, j=2584, next=55, p=8, prev=34, q=8, x=9] [L687] COND TRUE 1 p < 12 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=55, i=1597, j=2584, next=55, p=8, prev=34, q=8, x=9] [L689] 1 i = i + j VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=55, i=4181, j=2584, next=55, p=8, prev=34, q=8, x=9] [L687] 1 p++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=55, i=4181, j=2584, next=55, p=9, prev=34, q=8, x=9] [L695] COND TRUE 2 q < 12 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=55, i=4181, j=2584, next=55, p=9, prev=34, q=8, x=9] [L697] 2 j = j + i VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=55, i=4181, j=6765, next=55, p=9, prev=34, q=8, x=9] [L695] 2 q++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=55, i=4181, j=6765, next=55, p=9, prev=34, q=9, x=9] [L705] COND TRUE 0 x < 26 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=55, i=4181, j=6765, next=55, p=9, prev=34, q=9, x=9] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=55, i=4181, j=6765, next=89, p=9, prev=34, q=9, x=9] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=55, i=4181, j=6765, next=89, p=9, prev=55, q=9, x=9] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=89, i=4181, j=6765, next=89, p=9, prev=55, q=9, x=9] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=89, i=4181, j=6765, next=89, p=9, prev=55, q=9, x=10] [L687] COND TRUE 1 p < 12 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=89, i=4181, j=6765, next=89, p=9, prev=55, q=9, x=10] [L689] 1 i = i + j VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=89, i=10946, j=6765, next=89, p=9, prev=55, q=9, x=10] [L687] 1 p++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=89, i=10946, j=6765, next=89, p=10, prev=55, q=9, x=10] [L695] COND TRUE 2 q < 12 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=89, i=10946, j=6765, next=89, p=10, prev=55, q=9, x=10] [L697] 2 j = j + i VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=89, i=10946, j=17711, next=89, p=10, prev=55, q=9, x=10] [L695] 2 q++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=89, i=10946, j=17711, next=89, p=10, prev=55, q=10, x=10] [L705] COND TRUE 0 x < 26 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=89, i=10946, j=17711, next=89, p=10, prev=55, q=10, x=10] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=89, i=10946, j=17711, next=144, p=10, prev=55, q=10, x=10] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=89, i=10946, j=17711, next=144, p=10, prev=89, q=10, x=10] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=144, i=10946, j=17711, next=144, p=10, prev=89, q=10, x=10] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=144, i=10946, j=17711, next=144, p=10, prev=89, q=10, x=11] [L687] COND TRUE 1 p < 12 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=144, i=10946, j=17711, next=144, p=10, prev=89, q=10, x=11] [L689] 1 i = i + j VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=144, i=28657, j=17711, next=144, p=10, prev=89, q=10, x=11] [L687] 1 p++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=144, i=28657, j=17711, next=144, p=11, prev=89, q=10, x=11] [L695] COND TRUE 2 q < 12 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=144, i=28657, j=17711, next=144, p=11, prev=89, q=10, x=11] [L697] 2 j = j + i VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=144, i=28657, j=46368, next=144, p=11, prev=89, q=10, x=11] [L695] 2 q++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=144, i=28657, j=46368, next=144, p=11, prev=89, q=11, x=11] [L705] COND TRUE 0 x < 26 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=144, i=28657, j=46368, next=144, p=11, prev=89, q=11, x=11] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=144, i=28657, j=46368, next=233, p=11, prev=89, q=11, x=11] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=144, i=28657, j=46368, next=233, p=11, prev=144, q=11, x=11] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=233, i=28657, j=46368, next=233, p=11, prev=144, q=11, x=11] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=233, i=28657, j=46368, next=233, p=11, prev=144, q=11, x=12] [L687] COND TRUE 1 p < 12 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=233, i=28657, j=46368, next=233, p=11, prev=144, q=11, x=12] [L689] 1 i = i + j VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=233, i=75025, j=46368, next=233, p=11, prev=144, q=11, x=12] [L687] 1 p++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=233, i=75025, j=46368, next=233, p=12, prev=144, q=11, x=12] [L695] COND TRUE 2 q < 12 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=233, i=75025, j=46368, next=233, p=12, prev=144, q=11, x=12] [L697] 2 j = j + i VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=233, i=75025, j=121393, next=233, p=12, prev=144, q=11, x=12] [L695] 2 q++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=233, i=75025, j=121393, next=233, p=12, prev=144, q=12, x=12] [L705] COND TRUE 0 x < 26 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=233, i=75025, j=121393, next=233, p=12, prev=144, q=12, x=12] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=233, i=75025, j=121393, next=377, p=12, prev=144, q=12, x=12] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=233, i=75025, j=121393, next=377, p=12, prev=233, q=12, x=12] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=377, i=75025, j=121393, next=377, p=12, prev=233, q=12, x=12] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=377, i=75025, j=121393, next=377, p=12, prev=233, q=12, x=13] [L687] COND FALSE 1 !(p < 12) VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=377, i=75025, j=121393, next=377, p=12, prev=233, q=12, x=13] [L692] 1 return ((void *)0); VAL [\result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=377, i=75025, j=121393, next=377, p=12, prev=233, q=12, x=13] [L695] COND FALSE 2 !(q < 12) VAL [\result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=377, i=75025, j=121393, next=377, p=12, prev=233, q=12, x=13] [L700] 2 return ((void *)0); VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=377, i=75025, j=121393, next=377, p=12, prev=233, q=12, x=13] [L705] COND TRUE 0 x < 26 VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=377, i=75025, j=121393, next=377, p=12, prev=233, q=12, x=13] [L706] 0 next = prev + cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=377, i=75025, j=121393, next=610, p=12, prev=233, q=12, x=13] [L707] 0 prev = cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=377, i=75025, j=121393, next=610, p=12, prev=377, q=12, x=13] [L708] 0 cur = next VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=610, i=75025, j=121393, next=610, p=12, prev=377, q=12, x=13] [L705] 0 x++ VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=610, i=75025, j=121393, next=610, p=12, prev=377, q=12, x=14] [L705] COND TRUE 0 x < 26 VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=610, i=75025, j=121393, next=610, p=12, prev=377, q=12, x=14] [L706] 0 next = prev + cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=610, i=75025, j=121393, next=987, p=12, prev=377, q=12, x=14] [L707] 0 prev = cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=610, i=75025, j=121393, next=987, p=12, prev=610, q=12, x=14] [L708] 0 cur = next VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=987, i=75025, j=121393, next=987, p=12, prev=610, q=12, x=14] [L705] 0 x++ VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=987, i=75025, j=121393, next=987, p=12, prev=610, q=12, x=15] [L705] COND TRUE 0 x < 26 VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=987, i=75025, j=121393, next=987, p=12, prev=610, q=12, x=15] [L706] 0 next = prev + cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=987, i=75025, j=121393, next=1597, p=12, prev=610, q=12, x=15] [L707] 0 prev = cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=987, i=75025, j=121393, next=1597, p=12, prev=987, q=12, x=15] [L708] 0 cur = next VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=75025, j=121393, next=1597, p=12, prev=987, q=12, x=15] [L705] 0 x++ VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=75025, j=121393, next=1597, p=12, prev=987, q=12, x=16] [L705] COND TRUE 0 x < 26 VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=75025, j=121393, next=1597, p=12, prev=987, q=12, x=16] [L706] 0 next = prev + cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=75025, j=121393, next=2584, p=12, prev=987, q=12, x=16] [L707] 0 prev = cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=75025, j=121393, next=2584, p=12, prev=1597, q=12, x=16] [L708] 0 cur = next VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=2584, i=75025, j=121393, next=2584, p=12, prev=1597, q=12, x=16] [L705] 0 x++ VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=2584, i=75025, j=121393, next=2584, p=12, prev=1597, q=12, x=17] [L705] COND TRUE 0 x < 26 VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=2584, i=75025, j=121393, next=2584, p=12, prev=1597, q=12, x=17] [L706] 0 next = prev + cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=2584, i=75025, j=121393, next=4181, p=12, prev=1597, q=12, x=17] [L707] 0 prev = cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=2584, i=75025, j=121393, next=4181, p=12, prev=2584, q=12, x=17] [L708] 0 cur = next VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=4181, i=75025, j=121393, next=4181, p=12, prev=2584, q=12, x=17] [L705] 0 x++ VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=4181, i=75025, j=121393, next=4181, p=12, prev=2584, q=12, x=18] [L705] COND TRUE 0 x < 26 VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=4181, i=75025, j=121393, next=4181, p=12, prev=2584, q=12, x=18] [L706] 0 next = prev + cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=4181, i=75025, j=121393, next=6765, p=12, prev=2584, q=12, x=18] [L707] 0 prev = cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=4181, i=75025, j=121393, next=6765, p=12, prev=4181, q=12, x=18] [L708] 0 cur = next VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=6765, i=75025, j=121393, next=6765, p=12, prev=4181, q=12, x=18] [L705] 0 x++ VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=6765, i=75025, j=121393, next=6765, p=12, prev=4181, q=12, x=19] [L705] COND TRUE 0 x < 26 VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=6765, i=75025, j=121393, next=6765, p=12, prev=4181, q=12, x=19] [L706] 0 next = prev + cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=6765, i=75025, j=121393, next=10946, p=12, prev=4181, q=12, x=19] [L707] 0 prev = cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=6765, i=75025, j=121393, next=10946, p=12, prev=6765, q=12, x=19] [L708] 0 cur = next VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=10946, i=75025, j=121393, next=10946, p=12, prev=6765, q=12, x=19] [L705] 0 x++ VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=10946, i=75025, j=121393, next=10946, p=12, prev=6765, q=12, x=20] [L705] COND TRUE 0 x < 26 VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=10946, i=75025, j=121393, next=10946, p=12, prev=6765, q=12, x=20] [L706] 0 next = prev + cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=10946, i=75025, j=121393, next=17711, p=12, prev=6765, q=12, x=20] [L707] 0 prev = cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=10946, i=75025, j=121393, next=17711, p=12, prev=10946, q=12, x=20] [L708] 0 cur = next VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=17711, i=75025, j=121393, next=17711, p=12, prev=10946, q=12, x=20] [L705] 0 x++ VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=17711, i=75025, j=121393, next=17711, p=12, prev=10946, q=12, x=21] [L705] COND TRUE 0 x < 26 VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=17711, i=75025, j=121393, next=17711, p=12, prev=10946, q=12, x=21] [L706] 0 next = prev + cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=17711, i=75025, j=121393, next=28657, p=12, prev=10946, q=12, x=21] [L707] 0 prev = cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=17711, i=75025, j=121393, next=28657, p=12, prev=17711, q=12, x=21] [L708] 0 cur = next VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=28657, i=75025, j=121393, next=28657, p=12, prev=17711, q=12, x=21] [L705] 0 x++ VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=28657, i=75025, j=121393, next=28657, p=12, prev=17711, q=12, x=22] [L705] COND TRUE 0 x < 26 VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=28657, i=75025, j=121393, next=28657, p=12, prev=17711, q=12, x=22] [L706] 0 next = prev + cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=28657, i=75025, j=121393, next=46368, p=12, prev=17711, q=12, x=22] [L707] 0 prev = cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=28657, i=75025, j=121393, next=46368, p=12, prev=28657, q=12, x=22] [L708] 0 cur = next VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=46368, i=75025, j=121393, next=46368, p=12, prev=28657, q=12, x=22] [L705] 0 x++ VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=46368, i=75025, j=121393, next=46368, p=12, prev=28657, q=12, x=23] [L705] COND TRUE 0 x < 26 VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=46368, i=75025, j=121393, next=46368, p=12, prev=28657, q=12, x=23] [L706] 0 next = prev + cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=46368, i=75025, j=121393, next=75025, p=12, prev=28657, q=12, x=23] [L707] 0 prev = cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=46368, i=75025, j=121393, next=75025, p=12, prev=46368, q=12, x=23] [L708] 0 cur = next VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=75025, i=75025, j=121393, next=75025, p=12, prev=46368, q=12, x=23] [L705] 0 x++ VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=75025, i=75025, j=121393, next=75025, p=12, prev=46368, q=12, x=24] [L705] COND TRUE 0 x < 26 VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=75025, i=75025, j=121393, next=75025, p=12, prev=46368, q=12, x=24] [L706] 0 next = prev + cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=75025, i=75025, j=121393, next=121393, p=12, prev=46368, q=12, x=24] [L707] 0 prev = cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=75025, i=75025, j=121393, next=121393, p=12, prev=75025, q=12, x=24] [L708] 0 cur = next VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=121393, i=75025, j=121393, next=121393, p=12, prev=75025, q=12, x=24] [L705] 0 x++ VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=121393, i=75025, j=121393, next=121393, p=12, prev=75025, q=12, x=25] [L705] COND TRUE 0 x < 26 VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=121393, i=75025, j=121393, next=121393, p=12, prev=75025, q=12, x=25] [L706] 0 next = prev + cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=121393, i=75025, j=121393, next=196418, p=12, prev=75025, q=12, x=25] [L707] 0 prev = cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=121393, i=75025, j=121393, next=196418, p=12, prev=121393, q=12, x=25] [L708] 0 cur = next VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=196418, i=75025, j=121393, next=196418, p=12, prev=121393, q=12, x=25] [L705] 0 x++ VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=196418, i=75025, j=121393, next=196418, p=12, prev=121393, q=12, x=26] [L705] COND FALSE 0 !(x < 26) VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=196418, i=75025, j=121393, next=196418, p=12, prev=121393, q=12, x=26] [L710] 0 return prev; VAL [\result={0:0}, \result=121393, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=196418, i=75025, j=121393, next=196418, p=12, prev=121393, q=12, x=26] [L722] RET, EXPR 0 fib() [L722] 0 int correct = fib(); VAL [\old(argc)=196421, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, argc=196421, argv={196420:196419}, argv={196420:196419}, correct=121393, cur=196418, fib()=121393, i=75025, id1={5:0}, id2={3:0}, j=121393, next=196418, p=12, prev=121393, q=12, x=26] [L724] 0 _Bool assert_cond = i < correct && j < correct; VAL [\old(argc)=196421, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, argc=196421, argv={196420:196419}, argv={196420:196419}, assert_cond=0, correct=121393, cur=196418, i=75025, id1={5:0}, id2={3:0}, j=121393, next=196418, p=12, prev=121393, q=12, x=26] [L726] CALL 0 __VERIFIER_assert(assert_cond) [L681] COND TRUE 0 !expression VAL [\old(expression)=0, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=196418, expression=0, i=75025, j=121393, next=196418, p=12, prev=121393, q=12, x=26] [L681] 0 reach_error() VAL [\old(expression)=0, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=196418, expression=0, i=75025, j=121393, next=196418, p=12, prev=121393, q=12, x=26] - UnprovableResult [Line: 720]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 721]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 117 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 17.7s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 4.9s, 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: 381, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 8.1s InterpolantComputationTime, 5281 NumberOfCodeBlocks, 5260 NumberOfCodeBlocksAsserted, 68 NumberOfCheckSat, 6754 ConstructedInterpolants, 0 QuantifiedInterpolants, 13170 SizeOfPredicates, 124 NumberOfNonLiveVariables, 4457 ConjunctsInSsa, 146 ConjunctsInUnsatCore, 36 InterpolantComputations, 5 PerfectInterpolantSequences, 23627/32169 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 proved your program to be incorrect! [2023-05-19 21:35:29,726 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2023-05-19 21:35:29,940 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...