/usr/lib/jvm/java-1.11.0-openjdk-amd64/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/NewStatesSleepPersistent.epf --traceabstraction.dfs.order.used.in.por PSEUDO_LOCKSTEP -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread/fib_unsafe-7.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.datarace-free-lbe-02cf818-m [2023-11-17 16:49:37,349 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-17 16:49:37,417 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistent.epf [2023-11-17 16:49:37,420 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-17 16:49:37,421 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-17 16:49:37,443 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-17 16:49:37,444 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-17 16:49:37,444 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-17 16:49:37,444 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-17 16:49:37,448 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-17 16:49:37,449 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-17 16:49:37,449 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-17 16:49:37,449 INFO L153 SettingsManager]: * Use SBE=true [2023-11-17 16:49:37,450 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-17 16:49:37,450 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-17 16:49:37,451 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-17 16:49:37,451 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-17 16:49:37,451 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-17 16:49:37,451 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-17 16:49:37,451 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-17 16:49:37,451 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-17 16:49:37,452 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-17 16:49:37,452 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-17 16:49:37,452 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-17 16:49:37,452 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-17 16:49:37,453 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-17 16:49:37,453 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-17 16:49:37,453 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-17 16:49:37,453 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-17 16:49:37,454 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-17 16:49:37,454 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-17 16:49:37,455 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-17 16:49:37,455 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-17 16:49:37,455 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-17 16:49:37,455 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-17 16:49:37,455 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-17 16:49:37,455 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-11-17 16:49:37,455 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-17 16:49:37,455 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-11-17 16:49:37,455 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2023-11-17 16:49:37,456 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> PSEUDO_LOCKSTEP [2023-11-17 16:49:37,665 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-17 16:49:37,689 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-17 16:49:37,691 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-17 16:49:37,692 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-17 16:49:37,693 INFO L274 PluginConnector]: CDTParser initialized [2023-11-17 16:49:37,694 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/fib_unsafe-7.i [2023-11-17 16:49:38,813 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-17 16:49:39,008 INFO L384 CDTParser]: Found 1 translation units. [2023-11-17 16:49:39,008 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/fib_unsafe-7.i [2023-11-17 16:49:39,018 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f321980eb/8b61481daee14db383bf086b73427548/FLAG37d38c26c [2023-11-17 16:49:39,032 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f321980eb/8b61481daee14db383bf086b73427548 [2023-11-17 16:49:39,035 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-17 16:49:39,036 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-11-17 16:49:39,038 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-17 16:49:39,038 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-17 16:49:39,042 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-17 16:49:39,042 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 04:49:39" (1/1) ... [2023-11-17 16:49:39,043 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7eb4e4c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:49:39, skipping insertion in model container [2023-11-17 16:49:39,043 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 04:49:39" (1/1) ... [2023-11-17 16:49:39,084 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-17 16:49:39,313 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/fib_unsafe-7.i[30243,30256] [2023-11-17 16:49:39,335 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-17 16:49:39,344 INFO L202 MainTranslator]: Completed pre-run [2023-11-17 16:49:39,368 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/fib_unsafe-7.i[30243,30256] [2023-11-17 16:49:39,380 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-17 16:49:39,403 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-17 16:49:39,403 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-17 16:49:39,409 INFO L206 MainTranslator]: Completed translation [2023-11-17 16:49:39,409 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:49:39 WrapperNode [2023-11-17 16:49:39,409 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-17 16:49:39,410 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-17 16:49:39,410 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-17 16:49:39,410 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-17 16:49:39,416 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:49:39" (1/1) ... [2023-11-17 16:49:39,439 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:49:39" (1/1) ... [2023-11-17 16:49:39,461 INFO L138 Inliner]: procedures = 165, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 75 [2023-11-17 16:49:39,462 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-17 16:49:39,462 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-17 16:49:39,462 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-17 16:49:39,462 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-17 16:49:39,468 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:49:39" (1/1) ... [2023-11-17 16:49:39,468 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:49:39" (1/1) ... [2023-11-17 16:49:39,473 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:49:39" (1/1) ... [2023-11-17 16:49:39,473 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:49:39" (1/1) ... [2023-11-17 16:49:39,488 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:49:39" (1/1) ... [2023-11-17 16:49:39,490 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:49:39" (1/1) ... [2023-11-17 16:49:39,491 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:49:39" (1/1) ... [2023-11-17 16:49:39,492 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:49:39" (1/1) ... [2023-11-17 16:49:39,494 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-17 16:49:39,494 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-17 16:49:39,494 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-17 16:49:39,494 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-17 16:49:39,495 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:49:39" (1/1) ... [2023-11-17 16:49:39,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-17 16:49:39,510 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 16:49:39,522 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) [2023-11-17 16:49:39,567 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 [2023-11-17 16:49:39,574 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-17 16:49:39,575 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-17 16:49:39,575 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-17 16:49:39,575 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-17 16:49:39,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-17 16:49:39,575 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-17 16:49:39,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-17 16:49:39,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-17 16:49:39,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-17 16:49:39,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-17 16:49:39,576 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-17 16:49:39,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-17 16:49:39,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-17 16:49:39,578 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-17 16:49:39,696 INFO L239 CfgBuilder]: Building ICFG [2023-11-17 16:49:39,698 INFO L265 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-17 16:49:39,827 INFO L280 CfgBuilder]: Performing block encoding [2023-11-17 16:49:39,836 INFO L302 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-17 16:49:39,836 INFO L307 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-17 16:49:39,837 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 04:49:39 BoogieIcfgContainer [2023-11-17 16:49:39,837 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-17 16:49:39,838 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-17 16:49:39,839 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-17 16:49:39,841 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-17 16:49:39,841 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 04:49:39" (1/3) ... [2023-11-17 16:49:39,841 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7574b8b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 04:49:39, skipping insertion in model container [2023-11-17 16:49:39,842 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:49:39" (2/3) ... [2023-11-17 16:49:39,844 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7574b8b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 04:49:39, skipping insertion in model container [2023-11-17 16:49:39,844 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 04:49:39" (3/3) ... [2023-11-17 16:49:39,845 INFO L112 eAbstractionObserver]: Analyzing ICFG fib_unsafe-7.i [2023-11-17 16:49:39,851 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-17 16:49:39,857 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-17 16:49:39,858 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-17 16:49:39,858 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-17 16:49:39,926 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-17 16:49:39,958 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-17 16:49:39,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-17 16:49:39,959 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 16:49:39,961 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) [2023-11-17 16:49:39,970 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 [2023-11-17 16:49:40,005 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-17 16:49:40,019 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-11-17 16:49:40,031 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2abb47e5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-17 16:49:40,031 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-17 16:49:40,159 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-17 16:49:40,163 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 16:49:40,163 INFO L85 PathProgramCache]: Analyzing trace with hash -205682914, now seen corresponding path program 1 times [2023-11-17 16:49:40,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 16:49:40,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1141615157] [2023-11-17 16:49:40,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 16:49:40,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 16:49:40,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 16:49:40,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 16:49:40,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 16:49:40,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1141615157] [2023-11-17 16:49:40,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1141615157] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 16:49:40,401 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 16:49:40,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-17 16:49:40,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209059975] [2023-11-17 16:49:40,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 16:49:40,405 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-17 16:49:40,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 16:49:40,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-17 16:49:40,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-17 16:49:40,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 16:49:40,427 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 16:49:40,428 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 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) [2023-11-17 16:49:40,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 16:49:40,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 16:49:40,464 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-17 16:49:40,464 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-17 16:49:40,465 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 16:49:40,465 INFO L85 PathProgramCache]: Analyzing trace with hash 823274895, now seen corresponding path program 1 times [2023-11-17 16:49:40,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 16:49:40,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52386487] [2023-11-17 16:49:40,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 16:49:40,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 16:49:40,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 16:49:40,589 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 16:49:40,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 16:49:40,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52386487] [2023-11-17 16:49:40,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [52386487] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-17 16:49:40,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [876061947] [2023-11-17 16:49:40,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 16:49:40,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 16:49:40,590 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 16:49:40,627 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) [2023-11-17 16:49:40,635 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-17 16:49:40,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 16:49:40,720 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-17 16:49:40,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-17 16:49:40,786 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 16:49:40,786 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-17 16:49:40,836 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 16:49:40,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [876061947] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-17 16:49:40,837 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-17 16:49:40,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2023-11-17 16:49:40,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139144511] [2023-11-17 16:49:40,838 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-17 16:49:40,838 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-17 16:49:40,839 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 16:49:40,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-17 16:49:40,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2023-11-17 16:49:40,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 16:49:40,840 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 16:49:40,840 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.6) internal successors, (76), 10 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) [2023-11-17 16:49:40,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 16:49:40,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 16:49:40,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 16:49:40,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-17 16:49:40,961 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-17 16:49:41,158 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-11-17 16:49:41,158 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-17 16:49:41,159 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 16:49:41,159 INFO L85 PathProgramCache]: Analyzing trace with hash 902800047, now seen corresponding path program 2 times [2023-11-17 16:49:41,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 16:49:41,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750992883] [2023-11-17 16:49:41,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 16:49:41,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 16:49:41,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 16:49:41,357 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 16:49:41,357 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 16:49:41,357 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [750992883] [2023-11-17 16:49:41,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [750992883] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-17 16:49:41,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1252726785] [2023-11-17 16:49:41,358 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-17 16:49:41,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 16:49:41,358 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 16:49:41,359 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) [2023-11-17 16:49:41,388 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-17 16:49:41,451 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-17 16:49:41,452 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-17 16:49:41,465 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-17 16:49:41,467 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-17 16:49:41,526 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 16:49:41,527 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-17 16:49:41,627 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 16:49:41,627 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1252726785] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-17 16:49:41,627 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-17 16:49:41,627 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2023-11-17 16:49:41,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565904127] [2023-11-17 16:49:41,628 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-17 16:49:41,628 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-11-17 16:49:41,628 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 16:49:41,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-11-17 16:49:41,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2023-11-17 16:49:41,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 16:49:41,630 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 16:49:41,630 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 5.777777777777778) internal successors, (104), 18 states have internal predecessors, (104), 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) [2023-11-17 16:49:41,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 16:49:41,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-11-17 16:49:41,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 16:49:41,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 16:49:41,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-17 16:49:41,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-11-17 16:49:41,828 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-17 16:49:42,030 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 16:49:42,031 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-17 16:49:42,031 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 16:49:42,031 INFO L85 PathProgramCache]: Analyzing trace with hash -1821235985, now seen corresponding path program 3 times [2023-11-17 16:49:42,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 16:49:42,032 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1627664783] [2023-11-17 16:49:42,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 16:49:42,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 16:49:42,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 16:49:42,368 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 16:49:42,368 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 16:49:42,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1627664783] [2023-11-17 16:49:42,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1627664783] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-17 16:49:42,369 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [563839352] [2023-11-17 16:49:42,369 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-17 16:49:42,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 16:49:42,369 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 16:49:42,381 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) [2023-11-17 16:49:42,382 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-17 16:49:42,465 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2023-11-17 16:49:42,466 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-17 16:49:42,467 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-17 16:49:42,469 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-17 16:49:42,541 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 16:49:42,541 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-17 16:49:42,774 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 16:49:42,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [563839352] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-17 16:49:42,774 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-17 16:49:42,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 34 [2023-11-17 16:49:42,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670806951] [2023-11-17 16:49:42,775 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-17 16:49:42,775 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2023-11-17 16:49:42,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 16:49:42,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2023-11-17 16:49:42,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=306, Invalid=816, Unknown=0, NotChecked=0, Total=1122 [2023-11-17 16:49:42,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 16:49:42,777 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 16:49:42,777 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 4.705882352941177) internal successors, (160), 34 states have internal predecessors, (160), 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) [2023-11-17 16:49:42,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 16:49:42,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-11-17 16:49:42,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-11-17 16:49:42,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 16:49:43,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 16:49:43,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-17 16:49:43,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-11-17 16:49:43,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-11-17 16:49:43,206 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-17 16:49:43,403 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 16:49:43,404 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-17 16:49:43,407 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 16:49:43,407 INFO L85 PathProgramCache]: Analyzing trace with hash -1857189521, now seen corresponding path program 4 times [2023-11-17 16:49:43,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 16:49:43,407 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193240163] [2023-11-17 16:49:43,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 16:49:43,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 16:49:43,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 16:49:44,128 INFO L134 CoverageAnalysis]: Checked inductivity of 750 backedges. 0 proven. 750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 16:49:44,128 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 16:49:44,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193240163] [2023-11-17 16:49:44,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1193240163] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-17 16:49:44,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2134734102] [2023-11-17 16:49:44,129 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-11-17 16:49:44,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 16:49:44,129 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 16:49:44,145 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) [2023-11-17 16:49:44,209 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-17 16:49:44,278 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-11-17 16:49:44,278 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-17 16:49:44,280 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-17 16:49:44,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-17 16:49:44,423 INFO L134 CoverageAnalysis]: Checked inductivity of 750 backedges. 0 proven. 750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 16:49:44,423 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-17 16:49:44,830 INFO L134 CoverageAnalysis]: Checked inductivity of 750 backedges. 0 proven. 750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 16:49:44,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2134734102] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-17 16:49:44,834 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-17 16:49:44,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33, 33] total 35 [2023-11-17 16:49:44,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264322946] [2023-11-17 16:49:44,834 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-17 16:49:44,835 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2023-11-17 16:49:44,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 16:49:44,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2023-11-17 16:49:44,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=323, Invalid=867, Unknown=0, NotChecked=0, Total=1190 [2023-11-17 16:49:44,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 16:49:44,838 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 16:49:44,838 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 4.714285714285714) internal successors, (165), 35 states have internal predecessors, (165), 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) [2023-11-17 16:49:44,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 16:49:44,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-11-17 16:49:44,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-11-17 16:49:44,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2023-11-17 16:49:44,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 16:49:45,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 16:49:45,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-17 16:49:45,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-11-17 16:49:45,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-11-17 16:49:45,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2023-11-17 16:49:45,343 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-17 16:49:45,541 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 16:49:45,541 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-17 16:49:45,542 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 16:49:45,542 INFO L85 PathProgramCache]: Analyzing trace with hash -769974754, now seen corresponding path program 5 times [2023-11-17 16:49:45,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 16:49:45,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226359836] [2023-11-17 16:49:45,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 16:49:45,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 16:49:45,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 16:49:47,974 INFO L134 CoverageAnalysis]: Checked inductivity of 856 backedges. 0 proven. 856 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 16:49:47,974 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 16:49:47,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226359836] [2023-11-17 16:49:47,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1226359836] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-17 16:49:47,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1872611840] [2023-11-17 16:49:47,975 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-11-17 16:49:47,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 16:49:47,975 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 16:49:47,985 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) [2023-11-17 16:49:48,005 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-17 16:49:48,109 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 17 check-sat command(s) [2023-11-17 16:49:48,109 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-17 16:49:48,111 INFO L262 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 57 conjunts are in the unsatisfiable core [2023-11-17 16:49:48,115 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-17 16:49:52,296 INFO L134 CoverageAnalysis]: Checked inductivity of 856 backedges. 665 proven. 191 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 16:49:52,296 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-17 16:49:57,142 INFO L134 CoverageAnalysis]: Checked inductivity of 856 backedges. 0 proven. 856 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 16:49:57,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1872611840] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-17 16:49:57,143 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-17 16:49:57,143 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [57, 57, 57] total 163 [2023-11-17 16:49:57,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73581698] [2023-11-17 16:49:57,143 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-17 16:49:57,144 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 163 states [2023-11-17 16:49:57,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 16:49:57,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 163 interpolants. [2023-11-17 16:49:57,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1548, Invalid=24858, Unknown=0, NotChecked=0, Total=26406 [2023-11-17 16:49:57,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 16:49:57,151 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 16:49:57,152 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 163 states, 163 states have (on average 2.8588957055214723) internal successors, (466), 163 states have internal predecessors, (466), 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) [2023-11-17 16:49:57,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 16:49:57,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-11-17 16:49:57,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-11-17 16:49:57,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2023-11-17 16:49:57,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2023-11-17 16:49:57,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 16:50:07,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 16:50:07,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-17 16:50:07,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-11-17 16:50:07,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-11-17 16:50:07,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2023-11-17 16:50:07,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-11-17 16:50:07,759 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-17 16:50:07,959 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 16:50:07,960 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-17 16:50:07,961 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 16:50:07,961 INFO L85 PathProgramCache]: Analyzing trace with hash -899844481, now seen corresponding path program 1 times [2023-11-17 16:50:07,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 16:50:07,961 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882044932] [2023-11-17 16:50:07,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 16:50:07,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 16:50:08,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 16:50:10,277 INFO L134 CoverageAnalysis]: Checked inductivity of 856 backedges. 0 proven. 856 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 16:50:10,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 16:50:10,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1882044932] [2023-11-17 16:50:10,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1882044932] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-17 16:50:10,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1220264542] [2023-11-17 16:50:10,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 16:50:10,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 16:50:10,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 16:50:10,279 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) [2023-11-17 16:50:10,281 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-17 16:50:10,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 16:50:10,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 62 conjunts are in the unsatisfiable core [2023-11-17 16:50:10,370 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-17 16:50:14,518 INFO L134 CoverageAnalysis]: Checked inductivity of 856 backedges. 665 proven. 191 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 16:50:14,518 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-17 16:50:19,629 INFO L134 CoverageAnalysis]: Checked inductivity of 856 backedges. 0 proven. 856 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 16:50:19,629 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1220264542] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-17 16:50:19,629 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-17 16:50:19,630 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [59, 59, 59] total 171 [2023-11-17 16:50:19,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56629135] [2023-11-17 16:50:19,630 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-17 16:50:19,630 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 171 states [2023-11-17 16:50:19,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 16:50:19,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 171 interpolants. [2023-11-17 16:50:19,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1553, Invalid=27517, Unknown=0, NotChecked=0, Total=29070 [2023-11-17 16:50:19,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 16:50:19,643 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 16:50:19,644 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 171 states, 171 states have (on average 2.865497076023392) internal successors, (490), 171 states have internal predecessors, (490), 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) [2023-11-17 16:50:19,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 16:50:19,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-11-17 16:50:19,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-11-17 16:50:19,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2023-11-17 16:50:19,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2023-11-17 16:50:19,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-11-17 16:50:19,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 16:50:33,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 16:50:33,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-17 16:50:33,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-11-17 16:50:33,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-11-17 16:50:33,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2023-11-17 16:50:33,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-11-17 16:50:33,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2023-11-17 16:50:33,028 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-17 16:50:33,226 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 16:50:33,229 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-17 16:50:33,229 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 16:50:33,229 INFO L85 PathProgramCache]: Analyzing trace with hash 2060226029, now seen corresponding path program 1 times [2023-11-17 16:50:33,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 16:50:33,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689239803] [2023-11-17 16:50:33,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 16:50:33,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 16:50:33,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 16:50:35,631 INFO L134 CoverageAnalysis]: Checked inductivity of 874 backedges. 0 proven. 874 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 16:50:35,631 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 16:50:35,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689239803] [2023-11-17 16:50:35,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1689239803] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-17 16:50:35,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1183309461] [2023-11-17 16:50:35,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 16:50:35,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 16:50:35,636 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 16:50:35,637 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) [2023-11-17 16:50:35,639 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-17 16:50:35,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 16:50:35,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 63 conjunts are in the unsatisfiable core [2023-11-17 16:50:35,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-17 16:50:39,597 INFO L134 CoverageAnalysis]: Checked inductivity of 874 backedges. 665 proven. 209 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 16:50:39,598 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-17 16:50:44,973 INFO L134 CoverageAnalysis]: Checked inductivity of 874 backedges. 0 proven. 874 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 16:50:44,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1183309461] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-17 16:50:44,973 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-17 16:50:44,973 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [63, 63, 63] total 181 [2023-11-17 16:50:44,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028537901] [2023-11-17 16:50:44,973 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-17 16:50:44,974 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 181 states [2023-11-17 16:50:44,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 16:50:44,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 181 interpolants. [2023-11-17 16:50:44,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1551, Invalid=31029, Unknown=0, NotChecked=0, Total=32580 [2023-11-17 16:50:44,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 16:50:44,978 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 16:50:44,979 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 181 states, 181 states have (on average 3.022099447513812) internal successors, (547), 181 states have internal predecessors, (547), 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) [2023-11-17 16:50:44,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 16:50:44,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-11-17 16:50:44,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-11-17 16:50:44,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2023-11-17 16:50:44,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2023-11-17 16:50:44,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-11-17 16:50:44,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2023-11-17 16:50:44,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 16:50:58,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 16:50:58,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-17 16:50:58,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-11-17 16:50:58,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-11-17 16:50:58,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2023-11-17 16:50:58,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2023-11-17 16:50:58,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2023-11-17 16:50:58,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2023-11-17 16:50:58,288 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-17 16:50:58,487 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,SelfDestructingSolverStorable7 [2023-11-17 16:50:58,488 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-17 16:50:58,501 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 16:50:58,501 INFO L85 PathProgramCache]: Analyzing trace with hash -341691447, now seen corresponding path program 2 times [2023-11-17 16:50:58,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 16:50:58,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95241778] [2023-11-17 16:50:58,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 16:50:58,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 16:50:58,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-17 16:50:58,539 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-17 16:50:58,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-17 16:50:58,628 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-17 16:50:58,629 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-17 16:50:58,630 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2023-11-17 16:50:58,631 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2023-11-17 16:50:58,631 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2023-11-17 16:50:58,632 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-17 16:50:58,635 INFO L445 BasicCegarLoop]: Path program histogram: [5, 2, 1, 1] [2023-11-17 16:50:58,639 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-17 16:50:58,639 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-17 16:50:58,703 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~pre4 could not be translated [2023-11-17 16:50:58,705 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~pre6 could not be translated [2023-11-17 16:50:58,722 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret8 could not be translated [2023-11-17 16:50:58,722 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated [2023-11-17 16:50:58,723 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated [2023-11-17 16:50:58,723 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated [2023-11-17 16:50:58,723 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated [2023-11-17 16:50:58,723 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated [2023-11-17 16:50:58,723 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated [2023-11-17 16:50:58,723 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated [2023-11-17 16:50:58,724 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated [2023-11-17 16:50:58,724 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated [2023-11-17 16:50:58,724 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated [2023-11-17 16:50:58,724 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated [2023-11-17 16:50:58,724 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated [2023-11-17 16:50:58,724 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated [2023-11-17 16:50:58,724 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated [2023-11-17 16:50:58,725 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated [2023-11-17 16:50:58,725 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated [2023-11-17 16:50:58,725 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated [2023-11-17 16:50:58,725 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated [2023-11-17 16:50:58,725 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated [2023-11-17 16:50:58,725 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated [2023-11-17 16:50:58,725 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated [2023-11-17 16:50:58,725 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated [2023-11-17 16:50:58,726 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated [2023-11-17 16:50:58,726 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated [2023-11-17 16:50:58,726 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated [2023-11-17 16:50:58,726 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated [2023-11-17 16:50:58,726 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated [2023-11-17 16:50:58,726 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated [2023-11-17 16:50:58,726 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated [2023-11-17 16:50:58,726 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated [2023-11-17 16:50:58,727 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated [2023-11-17 16:50:58,727 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated [2023-11-17 16:50:58,727 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated [2023-11-17 16:50:58,727 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated [2023-11-17 16:50:58,727 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated [2023-11-17 16:50:58,727 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated [2023-11-17 16:50:58,727 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated [2023-11-17 16:50:58,728 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated [2023-11-17 16:50:58,728 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated [2023-11-17 16:50:58,728 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated [2023-11-17 16:50:58,728 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated [2023-11-17 16:50:58,728 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated [2023-11-17 16:50:58,743 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.11 04:50:58 BasicIcfg [2023-11-17 16:50:58,743 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-17 16:50:58,744 INFO L158 Benchmark]: Toolchain (without parser) took 79707.48ms. Allocated memory was 313.5MB in the beginning and 652.2MB in the end (delta: 338.7MB). Free memory was 256.7MB in the beginning and 396.1MB in the end (delta: -139.4MB). Peak memory consumption was 200.7MB. Max. memory is 8.0GB. [2023-11-17 16:50:58,744 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 215.0MB. Free memory is still 161.8MB. There was no memory consumed. Max. memory is 8.0GB. [2023-11-17 16:50:58,744 INFO L158 Benchmark]: CACSL2BoogieTranslator took 371.29ms. Allocated memory is still 313.5MB. Free memory was 256.7MB in the beginning and 237.1MB in the end (delta: 19.6MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. [2023-11-17 16:50:58,744 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.43ms. Allocated memory is still 313.5MB. Free memory was 237.1MB in the beginning and 235.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-11-17 16:50:58,744 INFO L158 Benchmark]: Boogie Preprocessor took 31.49ms. Allocated memory is still 313.5MB. Free memory was 235.1MB in the beginning and 233.6MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-11-17 16:50:58,747 INFO L158 Benchmark]: RCFGBuilder took 342.95ms. Allocated memory is still 313.5MB. Free memory was 233.6MB in the beginning and 219.4MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2023-11-17 16:50:58,747 INFO L158 Benchmark]: TraceAbstraction took 78904.90ms. Allocated memory was 313.5MB in the beginning and 652.2MB in the end (delta: 338.7MB). Free memory was 218.3MB in the beginning and 396.1MB in the end (delta: -177.8MB). Peak memory consumption was 161.9MB. Max. memory is 8.0GB. [2023-11-17 16:50:58,748 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 215.0MB. Free memory is still 161.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 371.29ms. Allocated memory is still 313.5MB. Free memory was 256.7MB in the beginning and 237.1MB in the end (delta: 19.6MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 51.43ms. Allocated memory is still 313.5MB. Free memory was 237.1MB in the beginning and 235.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 31.49ms. Allocated memory is still 313.5MB. Free memory was 235.1MB in the beginning and 233.6MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 342.95ms. Allocated memory is still 313.5MB. Free memory was 233.6MB in the beginning and 219.4MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 78904.90ms. Allocated memory was 313.5MB in the beginning and 652.2MB in the end (delta: 338.7MB). Free memory was 218.3MB in the beginning and 396.1MB in the end (delta: -177.8MB). Peak memory consumption was 161.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~pre4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~pre6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret8 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post2 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post1 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5314, independent: 4858, independent conditional: 3465, independent unconditional: 1393, dependent: 456, dependent conditional: 449, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4885, independent: 4858, independent conditional: 3465, independent unconditional: 1393, dependent: 27, dependent conditional: 20, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4885, independent: 4858, independent conditional: 3465, independent unconditional: 1393, dependent: 27, dependent conditional: 20, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4969, independent: 4858, independent conditional: 35, independent unconditional: 4823, dependent: 111, dependent conditional: 49, dependent unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4969, independent: 4858, independent conditional: 35, independent unconditional: 4823, dependent: 111, dependent conditional: 34, dependent unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4969, independent: 4858, independent conditional: 35, independent unconditional: 4823, dependent: 111, dependent conditional: 34, dependent unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1345, independent: 1314, independent conditional: 26, independent unconditional: 1288, dependent: 31, dependent conditional: 24, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1345, independent: 1287, independent conditional: 0, independent unconditional: 1287, dependent: 58, dependent conditional: 0, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 58, independent: 27, independent conditional: 26, independent unconditional: 1, dependent: 31, dependent conditional: 24, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 58, independent: 27, independent conditional: 26, independent unconditional: 1, dependent: 31, dependent conditional: 24, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 155, independent: 78, independent conditional: 52, independent unconditional: 27, dependent: 76, dependent conditional: 56, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 4969, independent: 3544, independent conditional: 9, independent unconditional: 3535, dependent: 80, dependent conditional: 10, dependent unconditional: 70, unknown: 1345, unknown conditional: 50, unknown unconditional: 1295] , Statistics on independence cache: Total cache size (in pairs): 1345, Positive cache size: 1314, Positive conditional cache size: 26, Positive unconditional cache size: 1288, Negative cache size: 31, Negative conditional cache size: 24, Negative unconditional cache size: 7, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 15, Maximal queried relation: 3, Independence queries for same thread: 429 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 75, Number of trivial persistent sets: 41, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1400, independent: 1393, independent conditional: 0, independent unconditional: 1393, 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: 5314, independent: 4858, independent conditional: 3465, independent unconditional: 1393, dependent: 456, dependent conditional: 449, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4885, independent: 4858, independent conditional: 3465, independent unconditional: 1393, dependent: 27, dependent conditional: 20, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4885, independent: 4858, independent conditional: 3465, independent unconditional: 1393, dependent: 27, dependent conditional: 20, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4969, independent: 4858, independent conditional: 35, independent unconditional: 4823, dependent: 111, dependent conditional: 49, dependent unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4969, independent: 4858, independent conditional: 35, independent unconditional: 4823, dependent: 111, dependent conditional: 34, dependent unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4969, independent: 4858, independent conditional: 35, independent unconditional: 4823, dependent: 111, dependent conditional: 34, dependent unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1345, independent: 1314, independent conditional: 26, independent unconditional: 1288, dependent: 31, dependent conditional: 24, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1345, independent: 1287, independent conditional: 0, independent unconditional: 1287, dependent: 58, dependent conditional: 0, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 58, independent: 27, independent conditional: 26, independent unconditional: 1, dependent: 31, dependent conditional: 24, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 58, independent: 27, independent conditional: 26, independent unconditional: 1, dependent: 31, dependent conditional: 24, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 155, independent: 78, independent conditional: 52, independent unconditional: 27, dependent: 76, dependent conditional: 56, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 4969, independent: 3544, independent conditional: 9, independent unconditional: 3535, dependent: 80, dependent conditional: 10, dependent unconditional: 70, unknown: 1345, unknown conditional: 50, unknown unconditional: 1295] , Statistics on independence cache: Total cache size (in pairs): 1345, Positive cache size: 1314, Positive conditional cache size: 26, Positive unconditional cache size: 1288, Negative cache size: 31, Negative conditional cache size: 24, Negative unconditional cache size: 7, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 15, Maximal queried relation: 3, Independence queries for same thread: 429 - CounterExampleResult [Line: 681]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L682] 0 int i, j; VAL [i=0, j=0] [L685] 0 int p, q; VAL [i=0, j=0, p=0, q=0] [L702] 0 int cur = 1, prev = 0, next = 0; 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)=1598, argc=1598, argv={1599:1600}, argv={1599:1600}, 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)=1598, argc=1598, argv={1599:1600}, argv={1599:1600}, 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)=1598, argc=1598, argv={1599:1600}, argv={1599:1600}, 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)=1598, arg={0:0}, argc=1598, argv={1599:1600}, argv={1599:1600}, cur=1, i=1, id1={5:0}, id2={3:0}, j=1, next=0, p=0, prev=0, q=0, x=0] [L721] FCALL, FORK 0 pthread_create(&id2, ((void *)0), t2, ((void *)0)) VAL [\old(argc)=1598, arg={0:0}, arg={0:0}, argc=1598, argv={1599:1600}, argv={1599:1600}, cur=1, i=1, id1={5:0}, id2={3:0}, j=1, next=0, p=0, prev=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] [L705] COND TRUE 0 x < 16 VAL [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}, 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}, 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}, 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}, cur=1, i=1, j=1, next=1, p=0, prev=1, q=0, x=1] [L705] COND TRUE 0 x < 16 VAL [arg={0:0}, arg={0:0}, cur=1, i=1, j=1, next=1, p=0, prev=1, q=0, x=1] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, cur=1, i=1, j=1, next=2, p=0, prev=1, q=0, x=1] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, cur=1, i=1, j=1, next=2, p=0, prev=1, q=0, x=1] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, cur=2, i=1, j=1, next=2, p=0, prev=1, q=0, x=1] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, cur=2, i=1, j=1, next=2, p=0, prev=1, q=0, x=2] [L705] COND TRUE 0 x < 16 VAL [arg={0:0}, arg={0:0}, cur=2, i=1, j=1, next=2, p=0, prev=1, q=0, x=2] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, cur=2, i=1, j=1, next=3, p=0, prev=1, q=0, x=2] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, cur=2, i=1, j=1, next=3, p=0, prev=2, q=0, x=2] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, cur=3, i=1, j=1, next=3, p=0, prev=2, q=0, x=2] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, cur=3, i=1, j=1, next=3, p=0, prev=2, q=0, x=3] [L705] COND TRUE 0 x < 16 VAL [arg={0:0}, arg={0:0}, cur=3, i=1, j=1, next=3, p=0, prev=2, q=0, x=3] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, cur=3, i=1, j=1, next=5, p=0, prev=2, q=0, x=3] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, cur=3, i=1, j=1, next=5, p=0, prev=3, q=0, x=3] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, cur=5, i=1, j=1, next=5, p=0, prev=3, q=0, x=3] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, cur=5, i=1, j=1, next=5, p=0, prev=3, q=0, x=4] [L705] COND TRUE 0 x < 16 VAL [arg={0:0}, arg={0:0}, cur=5, i=1, j=1, next=5, p=0, prev=3, q=0, x=4] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, cur=5, i=1, j=1, next=8, p=0, prev=3, q=0, x=4] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, cur=5, i=1, j=1, next=8, p=0, prev=5, q=0, x=4] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, cur=8, i=1, j=1, next=8, p=0, prev=5, q=0, x=4] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, cur=8, i=1, j=1, next=8, p=0, prev=5, q=0, x=5] [L705] COND TRUE 0 x < 16 VAL [arg={0:0}, arg={0:0}, cur=8, i=1, j=1, next=8, p=0, prev=5, q=0, x=5] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, cur=8, i=1, j=1, next=13, p=0, prev=5, q=0, x=5] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, cur=8, i=1, j=1, next=13, p=0, prev=8, q=0, x=5] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, cur=13, i=1, j=1, next=13, p=0, prev=8, q=0, x=5] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, cur=13, i=1, j=1, next=13, p=0, prev=8, q=0, x=6] [L705] COND TRUE 0 x < 16 VAL [arg={0:0}, arg={0:0}, cur=13, i=1, j=1, next=13, p=0, prev=8, q=0, x=6] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, cur=13, i=1, j=1, next=21, p=0, prev=8, q=0, x=6] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, cur=13, i=1, j=1, next=21, p=0, prev=13, q=0, x=6] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, cur=21, i=1, j=1, next=21, p=0, prev=13, q=0, x=6] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, cur=21, i=1, j=1, next=21, p=0, prev=13, q=0, x=7] [L705] COND TRUE 0 x < 16 VAL [arg={0:0}, arg={0:0}, cur=21, i=1, j=1, next=21, p=0, prev=13, q=0, x=7] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, cur=21, i=1, j=1, next=34, p=0, prev=13, q=0, x=7] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, cur=21, i=1, j=1, next=34, p=0, prev=21, q=0, x=7] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, cur=34, i=1, j=1, next=34, p=0, prev=21, q=0, x=7] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, cur=34, i=1, j=1, next=34, p=0, prev=21, q=0, x=8] [L705] COND TRUE 0 x < 16 VAL [arg={0:0}, arg={0:0}, cur=34, i=1, j=1, next=34, p=0, prev=21, q=0, x=8] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, cur=34, i=1, j=1, next=55, p=0, prev=21, q=0, x=8] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, cur=34, i=1, j=1, next=55, p=0, prev=34, q=0, x=8] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, cur=55, i=1, j=1, next=55, p=0, prev=34, q=0, x=8] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, cur=55, i=1, j=1, next=55, p=0, prev=34, q=0, x=9] [L705] COND TRUE 0 x < 16 VAL [arg={0:0}, arg={0:0}, cur=55, i=1, j=1, next=55, p=0, prev=34, q=0, x=9] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, cur=55, i=1, j=1, next=89, p=0, prev=34, q=0, x=9] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, cur=55, i=1, j=1, next=89, p=0, prev=55, q=0, x=9] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, cur=89, i=1, j=1, next=89, p=0, prev=55, q=0, x=9] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, cur=89, i=1, j=1, next=89, p=0, prev=55, q=0, x=10] [L705] COND TRUE 0 x < 16 VAL [arg={0:0}, arg={0:0}, cur=89, i=1, j=1, next=89, p=0, prev=55, q=0, x=10] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, cur=89, i=1, j=1, next=144, p=0, prev=55, q=0, x=10] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, cur=89, i=1, j=1, next=144, p=0, prev=89, q=0, x=10] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, cur=144, i=1, j=1, next=144, p=0, prev=89, q=0, x=10] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, cur=144, i=1, j=1, next=144, p=0, prev=89, q=0, x=11] [L705] COND TRUE 0 x < 16 VAL [arg={0:0}, arg={0:0}, cur=144, i=1, j=1, next=144, p=0, prev=89, q=0, x=11] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, cur=144, i=1, j=1, next=233, p=0, prev=89, q=0, x=11] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, cur=144, i=1, j=1, next=233, p=0, prev=144, q=0, x=11] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, cur=233, i=1, j=1, next=233, p=0, prev=144, q=0, x=11] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, cur=233, i=1, j=1, next=233, p=0, prev=144, q=0, x=12] [L705] COND TRUE 0 x < 16 VAL [arg={0:0}, arg={0:0}, cur=233, i=1, j=1, next=233, p=0, prev=144, q=0, x=12] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, cur=233, i=1, j=1, next=377, p=0, prev=144, q=0, x=12] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, cur=233, i=1, j=1, next=377, p=0, prev=233, q=0, x=12] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, cur=377, i=1, j=1, next=377, p=0, prev=233, q=0, x=12] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, cur=377, i=1, j=1, next=377, p=0, prev=233, q=0, x=13] [L705] COND TRUE 0 x < 16 VAL [arg={0:0}, arg={0:0}, cur=377, i=1, j=1, next=377, p=0, prev=233, q=0, x=13] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, cur=377, i=1, j=1, next=610, p=0, prev=233, q=0, x=13] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, cur=377, i=1, j=1, next=610, p=0, prev=377, q=0, x=13] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, cur=610, i=1, j=1, next=610, p=0, prev=377, q=0, x=13] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, cur=610, i=1, j=1, next=610, p=0, prev=377, q=0, x=14] [L705] COND TRUE 0 x < 16 VAL [arg={0:0}, arg={0:0}, cur=610, i=1, j=1, next=610, p=0, prev=377, q=0, x=14] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, cur=610, i=1, j=1, next=987, p=0, prev=377, q=0, x=14] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, cur=610, i=1, j=1, next=987, p=0, prev=610, q=0, x=14] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, cur=987, i=1, j=1, next=987, p=0, prev=610, q=0, x=14] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, cur=987, i=1, j=1, next=987, p=0, prev=610, q=0, x=15] [L705] COND TRUE 0 x < 16 VAL [arg={0:0}, arg={0:0}, cur=987, i=1, j=1, next=987, p=0, prev=610, q=0, x=15] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, cur=987, i=1, j=1, next=1597, p=0, prev=610, q=0, x=15] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, cur=987, i=1, j=1, next=1597, p=0, prev=987, q=0, x=15] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, cur=1597, i=1, j=1, next=1597, p=0, prev=987, q=0, x=15] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, cur=1597, i=1, j=1, next=1597, p=0, prev=987, q=0, x=16] [L705] COND FALSE 0 !(x < 16) VAL [arg={0:0}, arg={0:0}, cur=1597, i=1, j=1, next=1597, p=0, prev=987, q=0, x=16] [L710] 0 return prev; VAL [\result=987, arg={0:0}, arg={0:0}, cur=1597, i=1, j=1, next=1597, p=0, prev=987, q=0, x=16] [L722] RET, EXPR 0 fib() [L722] 0 int correct = fib(); VAL [\old(argc)=1598, arg={0:0}, arg={0:0}, argc=1598, argv={1599:1600}, argv={1599:1600}, correct=987, cur=1597, i=1, id1={5:0}, id2={3:0}, j=1, next=1597, p=0, prev=987, q=0, x=16] [L687] 1 p = 0 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=1, j=1, next=1597, p=0, prev=987, q=0, x=16] [L695] 2 q = 0 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=1, j=1, next=1597, p=0, prev=987, q=0, x=16] [L687] COND TRUE 1 p < 7 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=1, j=1, next=1597, p=0, prev=987, q=0, x=16] [L695] COND TRUE 2 q < 7 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=1, j=1, next=1597, p=0, prev=987, q=0, x=16] [L689] 1 i = i + j VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=2, j=1, next=1597, p=0, prev=987, q=0, x=16] [L697] 2 j = j + i VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=2, j=3, next=1597, p=0, prev=987, q=0, x=16] [L687] 1 p++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=2, j=3, next=1597, p=0, prev=987, q=0, x=16] [L695] 2 q++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=2, j=3, next=1597, p=0, prev=987, q=0, x=16] [L687] 1 p++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=2, j=3, next=1597, p=1, prev=987, q=0, x=16] [L695] 2 q++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=2, j=3, next=1597, p=1, prev=987, q=1, x=16] [L687] COND TRUE 1 p < 7 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=2, j=3, next=1597, p=1, prev=987, q=1, x=16] [L695] COND TRUE 2 q < 7 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=2, j=3, next=1597, p=1, prev=987, q=1, x=16] [L689] 1 i = i + j VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=5, j=3, next=1597, p=1, prev=987, q=1, x=16] [L697] 2 j = j + i VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=5, j=8, next=1597, p=1, prev=987, q=1, x=16] [L687] 1 p++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=5, j=8, next=1597, p=1, prev=987, q=1, x=16] [L695] 2 q++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=5, j=8, next=1597, p=1, prev=987, q=1, x=16] [L687] 1 p++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=5, j=8, next=1597, p=2, prev=987, q=1, x=16] [L695] 2 q++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=5, j=8, next=1597, p=2, prev=987, q=2, x=16] [L687] COND TRUE 1 p < 7 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=5, j=8, next=1597, p=2, prev=987, q=2, x=16] [L695] COND TRUE 2 q < 7 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=5, j=8, next=1597, p=2, prev=987, q=2, x=16] [L689] 1 i = i + j VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=13, j=8, next=1597, p=2, prev=987, q=2, x=16] [L697] 2 j = j + i VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=13, j=21, next=1597, p=2, prev=987, q=2, x=16] [L687] 1 p++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=13, j=21, next=1597, p=2, prev=987, q=2, x=16] [L695] 2 q++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=13, j=21, next=1597, p=2, prev=987, q=2, x=16] [L687] 1 p++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=13, j=21, next=1597, p=3, prev=987, q=2, x=16] [L695] 2 q++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=13, j=21, next=1597, p=3, prev=987, q=3, x=16] [L687] COND TRUE 1 p < 7 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=13, j=21, next=1597, p=3, prev=987, q=3, x=16] [L695] COND TRUE 2 q < 7 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=13, j=21, next=1597, p=3, prev=987, q=3, x=16] [L689] 1 i = i + j VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=34, j=21, next=1597, p=3, prev=987, q=3, x=16] [L697] 2 j = j + i VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=34, j=55, next=1597, p=3, prev=987, q=3, x=16] [L687] 1 p++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=34, j=55, next=1597, p=3, prev=987, q=3, x=16] [L695] 2 q++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=34, j=55, next=1597, p=3, prev=987, q=3, x=16] [L687] 1 p++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=34, j=55, next=1597, p=4, prev=987, q=3, x=16] [L695] 2 q++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=34, j=55, next=1597, p=4, prev=987, q=4, x=16] [L687] COND TRUE 1 p < 7 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=34, j=55, next=1597, p=4, prev=987, q=4, x=16] [L695] COND TRUE 2 q < 7 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=34, j=55, next=1597, p=4, prev=987, q=4, x=16] [L689] 1 i = i + j VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=89, j=55, next=1597, p=4, prev=987, q=4, x=16] [L697] 2 j = j + i VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=89, j=144, next=1597, p=4, prev=987, q=4, x=16] [L687] 1 p++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=89, j=144, next=1597, p=4, prev=987, q=4, x=16] [L695] 2 q++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=89, j=144, next=1597, p=4, prev=987, q=4, x=16] [L687] 1 p++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=89, j=144, next=1597, p=5, prev=987, q=4, x=16] [L695] 2 q++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=89, j=144, next=1597, p=5, prev=987, q=5, x=16] [L687] COND TRUE 1 p < 7 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=89, j=144, next=1597, p=5, prev=987, q=5, x=16] [L695] COND TRUE 2 q < 7 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=89, j=144, next=1597, p=5, prev=987, q=5, x=16] [L689] 1 i = i + j VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=233, j=144, next=1597, p=5, prev=987, q=5, x=16] [L697] 2 j = j + i VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=233, j=377, next=1597, p=5, prev=987, q=5, x=16] [L687] 1 p++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=233, j=377, next=1597, p=5, prev=987, q=5, x=16] [L695] 2 q++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=233, j=377, next=1597, p=5, prev=987, q=5, x=16] [L687] 1 p++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=233, j=377, next=1597, p=6, prev=987, q=5, x=16] [L695] 2 q++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=233, j=377, next=1597, p=6, prev=987, q=6, x=16] [L687] COND TRUE 1 p < 7 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=233, j=377, next=1597, p=6, prev=987, q=6, x=16] [L695] COND TRUE 2 q < 7 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=233, j=377, next=1597, p=6, prev=987, q=6, x=16] [L689] 1 i = i + j VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=610, j=377, next=1597, p=6, prev=987, q=6, x=16] [L697] 2 j = j + i VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=610, j=987, next=1597, p=6, prev=987, q=6, x=16] [L724] 0 _Bool assert_cond = i < correct && j < correct; VAL [\old(argc)=1598, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, argc=1598, argv={1599:1600}, argv={1599:1600}, assert_cond=0, correct=987, cur=1597, i=610, id1={5:0}, id2={3:0}, j=987, next=1597, p=6, prev=987, q=6, x=16] [L726] CALL 0 __VERIFIER_assert(assert_cond) [L681] COND TRUE 0 !expression VAL [\old(expression)=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, expression=0, i=610, j=987, next=1597, p=6, prev=987, q=6, x=16] [L681] 0 reach_error() VAL [\old(expression)=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, expression=0, i=610, j=987, next=1597, p=6, prev=987, q=6, x=16] - UnprovableResult [Line: 721]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 720]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 113 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 78.6s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 38.6s, 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: 344, 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: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 37.0s InterpolantComputationTime, 2126 NumberOfCodeBlocks, 2126 NumberOfCodeBlocksAsserted, 41 NumberOfCheckSat, 2794 ConstructedInterpolants, 0 QuantifiedInterpolants, 26263 SizeOfPredicates, 214 NumberOfNonLiveVariables, 1962 ConjunctsInSsa, 242 ConjunctsInUnsatCore, 22 InterpolantComputations, 1 PerfectInterpolantSequences, 1995/10545 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! [2023-11-17 16:50:58,777 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2023-11-17 16:50:58,972 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...