/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 50 --traceabstraction.seed.for.random.criterion 213 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread/fib_unsafe-10.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-05 03:50:55,704 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-05 03:50:55,766 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-05 03:50:55,769 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-05 03:50:55,769 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-05 03:50:55,792 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-05 03:50:55,792 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-05 03:50:55,793 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-05 03:50:55,794 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-05 03:50:55,795 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-05 03:50:55,796 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-05 03:50:55,796 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-05 03:50:55,796 INFO L153 SettingsManager]: * Use SBE=true [2024-04-05 03:50:55,796 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-05 03:50:55,797 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-05 03:50:55,797 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-05 03:50:55,797 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-05 03:50:55,797 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-05 03:50:55,797 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-05 03:50:55,798 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-05 03:50:55,798 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-05 03:50:55,801 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-05 03:50:55,802 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-05 03:50:55,802 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-05 03:50:55,802 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-05 03:50:55,802 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-05 03:50:55,802 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-05 03:50:55,802 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-05 03:50:55,803 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-05 03:50:55,803 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 03:50:55,804 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-05 03:50:55,804 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-05 03:50:55,804 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-05 03:50:55,804 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-05 03:50:55,804 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-05 03:50:55,804 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-05 03:50:55,805 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-05 03:50:55,805 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-05 03:50:55,805 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-05 03:50:55,805 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 50 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 [2024-04-05 03:50:56,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-05 03:50:56,099 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-05 03:50:56,101 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-05 03:50:56,102 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-05 03:50:56,104 INFO L274 PluginConnector]: CDTParser initialized [2024-04-05 03:50:56,105 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread/fib_unsafe-10.i [2024-04-05 03:50:57,227 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-05 03:50:57,445 INFO L384 CDTParser]: Found 1 translation units. [2024-04-05 03:50:57,446 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/fib_unsafe-10.i [2024-04-05 03:50:57,456 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/9384fa113/fa45e2f6662444fb9c094b45e3a0ecfa/FLAG4fa171c6a [2024-04-05 03:50:57,471 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/9384fa113/fa45e2f6662444fb9c094b45e3a0ecfa [2024-04-05 03:50:57,473 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-05 03:50:57,474 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-05 03:50:57,475 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-05 03:50:57,475 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-05 03:50:57,478 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-05 03:50:57,479 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 03:50:57" (1/1) ... [2024-04-05 03:50:57,480 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58a7db87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:50:57, skipping insertion in model container [2024-04-05 03:50:57,480 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 03:50:57" (1/1) ... [2024-04-05 03:50:57,529 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-05 03:50:57,796 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-10.i[30243,30256] [2024-04-05 03:50:57,814 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 03:50:57,821 INFO L202 MainTranslator]: Completed pre-run [2024-04-05 03:50:57,851 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-10.i[30243,30256] [2024-04-05 03:50:57,871 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 03:50:57,892 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 03:50:57,893 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 03:50:57,899 INFO L206 MainTranslator]: Completed translation [2024-04-05 03:50:57,899 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:50:57 WrapperNode [2024-04-05 03:50:57,900 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-05 03:50:57,901 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-05 03:50:57,901 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-05 03:50:57,901 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-05 03:50:57,906 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:50:57" (1/1) ... [2024-04-05 03:50:57,934 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:50:57" (1/1) ... [2024-04-05 03:50:57,953 INFO L138 Inliner]: procedures = 165, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2024-04-05 03:50:57,954 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-05 03:50:57,954 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-05 03:50:57,955 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-05 03:50:57,955 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-05 03:50:57,962 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:50:57" (1/1) ... [2024-04-05 03:50:57,962 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:50:57" (1/1) ... [2024-04-05 03:50:57,966 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:50:57" (1/1) ... [2024-04-05 03:50:57,966 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:50:57" (1/1) ... [2024-04-05 03:50:57,970 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:50:57" (1/1) ... [2024-04-05 03:50:57,972 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:50:57" (1/1) ... [2024-04-05 03:50:57,973 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:50:57" (1/1) ... [2024-04-05 03:50:57,974 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:50:57" (1/1) ... [2024-04-05 03:50:57,976 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-05 03:50:57,977 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-05 03:50:57,977 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-05 03:50:57,977 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-05 03:50:57,977 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:50:57" (1/1) ... [2024-04-05 03:50:57,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 03:50:57,992 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:50:58,012 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-04-05 03:50:58,071 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-04-05 03:50:58,102 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-04-05 03:50:58,102 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-04-05 03:50:58,102 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-04-05 03:50:58,102 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-04-05 03:50:58,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-05 03:50:58,102 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-05 03:50:58,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-05 03:50:58,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-05 03:50:58,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-05 03:50:58,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-05 03:50:58,105 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-05 03:50:58,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-05 03:50:58,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-05 03:50:58,107 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-05 03:50:58,241 INFO L241 CfgBuilder]: Building ICFG [2024-04-05 03:50:58,243 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-05 03:50:58,425 INFO L282 CfgBuilder]: Performing block encoding [2024-04-05 03:50:58,432 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-05 03:50:58,433 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2024-04-05 03:50:58,434 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 03:50:58 BoogieIcfgContainer [2024-04-05 03:50:58,434 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-05 03:50:58,436 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-05 03:50:58,436 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-05 03:50:58,438 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-05 03:50:58,439 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.04 03:50:57" (1/3) ... [2024-04-05 03:50:58,439 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4aebb6d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 03:50:58, skipping insertion in model container [2024-04-05 03:50:58,439 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:50:57" (2/3) ... [2024-04-05 03:50:58,439 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4aebb6d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 03:50:58, skipping insertion in model container [2024-04-05 03:50:58,439 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 03:50:58" (3/3) ... [2024-04-05 03:50:58,443 INFO L112 eAbstractionObserver]: Analyzing ICFG fib_unsafe-10.i [2024-04-05 03:50:58,450 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-05 03:50:58,458 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-05 03:50:58,459 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-05 03:50:58,460 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-05 03:50:58,518 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-04-05 03:50:58,580 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 03:50:58,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 03:50:58,581 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:50:58,597 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-05 03:50:58,598 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-04-05 03:50:58,628 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 03:50:58,653 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:50:58,654 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 03:50:58,659 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;@15a24a1d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=50, mConComCheckerRandomSeed=213 [2024-04-05 03:50:58,660 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-04-05 03:50:59,235 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 03:50:59,238 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:50:59,239 INFO L85 PathProgramCache]: Analyzing trace with hash -1184059601, now seen corresponding path program 1 times [2024-04-05 03:50:59,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:50:59,246 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818516197] [2024-04-05 03:50:59,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:50:59,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:50:59,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:50:59,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:50:59,662 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:50:59,662 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818516197] [2024-04-05 03:50:59,662 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [818516197] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 03:50:59,663 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 03:50:59,663 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-05 03:50:59,664 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088712018] [2024-04-05 03:50:59,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 03:50:59,670 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-05 03:50:59,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:50:59,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-05 03:50:59,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-05 03:50:59,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:50:59,695 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:50:59,697 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:50:59,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:50:59,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:50:59,878 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-05 03:50:59,879 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 03:50:59,879 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:50:59,879 INFO L85 PathProgramCache]: Analyzing trace with hash 546730109, now seen corresponding path program 1 times [2024-04-05 03:50:59,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:50:59,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [907565628] [2024-04-05 03:50:59,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:50:59,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:50:59,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:50:59,998 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:50:59,999 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:50:59,999 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [907565628] [2024-04-05 03:50:59,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [907565628] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:50:59,999 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1239814200] [2024-04-05 03:50:59,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:50:59,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:51:00,000 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:51:00,050 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 03:51:00,053 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-05 03:51:00,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:51:00,127 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 4 conjunts are in the unsatisfiable core [2024-04-05 03:51:00,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:51:00,193 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:51:00,193 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:51:00,241 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:51:00,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1239814200] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:51:00,241 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:51:00,242 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-04-05 03:51:00,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747426164] [2024-04-05 03:51:00,242 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:51:00,243 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-04-05 03:51:00,243 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:51:00,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-04-05 03:51:00,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-04-05 03:51:00,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:51:00,244 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:51:00,245 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 12.7) internal successors, (127), 10 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:51:00,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:51:00,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:51:00,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:51:00,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 03:51:00,372 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-04-05 03:51:00,569 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-04-05 03:51:00,569 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 03:51:00,571 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:51:00,571 INFO L85 PathProgramCache]: Analyzing trace with hash -872570179, now seen corresponding path program 2 times [2024-04-05 03:51:00,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:51:00,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602119069] [2024-04-05 03:51:00,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:51:00,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:51:00,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:51:00,846 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:51:00,847 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:51:00,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602119069] [2024-04-05 03:51:00,847 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602119069] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:51:00,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [654076341] [2024-04-05 03:51:00,847 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-05 03:51:00,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:51:00,848 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:51:00,849 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 03:51:00,876 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-05 03:51:00,933 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-05 03:51:00,934 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 03:51:00,935 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 8 conjunts are in the unsatisfiable core [2024-04-05 03:51:00,937 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:51:01,010 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:51:01,011 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:51:01,119 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:51:01,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [654076341] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:51:01,119 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:51:01,120 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2024-04-05 03:51:01,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049165970] [2024-04-05 03:51:01,120 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:51:01,120 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-04-05 03:51:01,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:51:01,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-04-05 03:51:01,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-04-05 03:51:01,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:51:01,122 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:51:01,122 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 10.833333333333334) internal successors, (195), 18 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:51:01,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:51:01,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 03:51:01,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:51:01,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:51:01,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 03:51:01,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 03:51:01,351 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-05 03:51:01,548 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:51:01,549 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 03:51:01,549 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:51:01,549 INFO L85 PathProgramCache]: Analyzing trace with hash 328881981, now seen corresponding path program 3 times [2024-04-05 03:51:01,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:51:01,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447791496] [2024-04-05 03:51:01,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:51:01,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:51:01,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:51:01,999 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 0 proven. 434 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:51:01,999 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:51:02,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447791496] [2024-04-05 03:51:02,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [447791496] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:51:02,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2112952109] [2024-04-05 03:51:02,000 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-05 03:51:02,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:51:02,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:51:02,002 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 03:51:02,028 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-05 03:51:02,123 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2024-04-05 03:51:02,123 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 03:51:02,125 INFO L262 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 16 conjunts are in the unsatisfiable core [2024-04-05 03:51:02,128 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:51:02,254 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 0 proven. 434 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:51:02,254 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:51:02,561 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 0 proven. 434 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:51:02,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2112952109] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:51:02,562 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:51:02,562 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 34 [2024-04-05 03:51:02,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868530705] [2024-04-05 03:51:02,562 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:51:02,563 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-04-05 03:51:02,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:51:02,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-04-05 03:51:02,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=306, Invalid=816, Unknown=0, NotChecked=0, Total=1122 [2024-04-05 03:51:02,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:51:02,564 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:51:02,565 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 9.735294117647058) internal successors, (331), 34 states have internal predecessors, (331), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:51:02,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:51:02,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 03:51:02,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 03:51:02,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:51:03,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:51:03,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 03:51:03,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 03:51:03,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-05 03:51:03,150 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-04-05 03:51:03,347 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:51:03,348 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 03:51:03,348 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:51:03,348 INFO L85 PathProgramCache]: Analyzing trace with hash 587006013, now seen corresponding path program 4 times [2024-04-05 03:51:03,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:51:03,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [426961185] [2024-04-05 03:51:03,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:51:03,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:51:03,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:51:04,282 INFO L134 CoverageAnalysis]: Checked inductivity of 1950 backedges. 0 proven. 1950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:51:04,282 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:51:04,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [426961185] [2024-04-05 03:51:04,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [426961185] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:51:04,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [53430988] [2024-04-05 03:51:04,286 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-05 03:51:04,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:51:04,286 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:51:04,287 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 03:51:04,290 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-04-05 03:51:04,404 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-05 03:51:04,404 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 03:51:04,407 INFO L262 TraceCheckSpWp]: Trace formula consists of 556 conjuncts, 22 conjunts are in the unsatisfiable core [2024-04-05 03:51:04,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:51:05,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1950 backedges. 1730 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-04-05 03:51:05,086 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-05 03:51:05,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [53430988] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 03:51:05,087 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-05 03:51:05,087 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [33] total 54 [2024-04-05 03:51:05,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112263186] [2024-04-05 03:51:05,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 03:51:05,088 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-04-05 03:51:05,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:51:05,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-04-05 03:51:05,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=430, Invalid=2432, Unknown=0, NotChecked=0, Total=2862 [2024-04-05 03:51:05,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:51:05,089 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:51:05,090 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 10.521739130434783) internal successors, (242), 23 states have internal predecessors, (242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:51:05,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:51:05,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 03:51:05,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 03:51:05,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-05 03:51:05,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:51:05,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:51:05,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 03:51:05,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 03:51:05,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-05 03:51:05,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 03:51:05,756 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-04-05 03:51:05,939 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:51:05,940 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 03:51:05,940 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:51:05,940 INFO L85 PathProgramCache]: Analyzing trace with hash -1798829064, now seen corresponding path program 1 times [2024-04-05 03:51:05,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:51:05,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1905366808] [2024-04-05 03:51:05,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:51:05,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:51:05,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:51:06,645 INFO L134 CoverageAnalysis]: Checked inductivity of 1585 backedges. 0 proven. 1585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:51:06,645 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:51:06,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1905366808] [2024-04-05 03:51:06,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1905366808] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:51:06,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2063759491] [2024-04-05 03:51:06,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:51:06,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:51:06,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:51:06,661 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 03:51:06,706 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-04-05 03:51:06,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:51:06,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 540 conjuncts, 22 conjunts are in the unsatisfiable core [2024-04-05 03:51:06,797 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:51:07,302 INFO L134 CoverageAnalysis]: Checked inductivity of 1585 backedges. 1440 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-04-05 03:51:07,303 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-05 03:51:07,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2063759491] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 03:51:07,304 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-05 03:51:07,304 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [33] total 54 [2024-04-05 03:51:07,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538563108] [2024-04-05 03:51:07,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 03:51:07,304 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-04-05 03:51:07,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:51:07,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-04-05 03:51:07,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=430, Invalid=2432, Unknown=0, NotChecked=0, Total=2862 [2024-04-05 03:51:07,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:51:07,308 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:51:07,308 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 10.434782608695652) internal successors, (240), 23 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:51:07,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:51:07,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 03:51:07,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 03:51:07,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-05 03:51:07,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 03:51:07,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:51:07,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:51:07,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 03:51:07,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 03:51:07,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-05 03:51:07,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 03:51:07,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 03:51:07,882 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-04-05 03:51:08,082 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:51:08,083 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 03:51:08,083 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:51:08,083 INFO L85 PathProgramCache]: Analyzing trace with hash -1931323096, now seen corresponding path program 1 times [2024-04-05 03:51:08,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:51:08,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243836903] [2024-04-05 03:51:08,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:51:08,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:51:08,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:51:08,784 INFO L134 CoverageAnalysis]: Checked inductivity of 1220 backedges. 0 proven. 1220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:51:08,785 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:51:08,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243836903] [2024-04-05 03:51:08,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [243836903] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:51:08,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1965509342] [2024-04-05 03:51:08,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:51:08,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:51:08,785 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:51:08,789 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 03:51:08,833 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-04-05 03:51:08,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:51:08,939 INFO L262 TraceCheckSpWp]: Trace formula consists of 498 conjuncts, 32 conjunts are in the unsatisfiable core [2024-04-05 03:51:08,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:51:09,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1220 backedges. 0 proven. 1220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:51:09,146 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:51:09,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1220 backedges. 0 proven. 1220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:51:09,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1965509342] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:51:09,801 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:51:09,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33, 33] total 47 [2024-04-05 03:51:09,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135223522] [2024-04-05 03:51:09,801 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:51:09,802 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2024-04-05 03:51:09,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:51:09,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2024-04-05 03:51:09,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=575, Invalid=1587, Unknown=0, NotChecked=0, Total=2162 [2024-04-05 03:51:09,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:51:09,803 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:51:09,804 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 47 states have (on average 8.340425531914894) internal successors, (392), 47 states have internal predecessors, (392), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:51:09,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:51:09,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 03:51:09,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 03:51:09,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-05 03:51:09,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 03:51:09,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 03:51:09,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:51:10,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:51:10,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 03:51:10,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 03:51:10,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-05 03:51:10,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 03:51:10,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 03:51:10,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-04-05 03:51:10,726 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-04-05 03:51:10,924 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-04-05 03:51:10,925 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 03:51:10,925 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:51:10,925 INFO L85 PathProgramCache]: Analyzing trace with hash 1638895887, now seen corresponding path program 2 times [2024-04-05 03:51:10,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:51:10,926 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488905304] [2024-04-05 03:51:10,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:51:10,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:51:10,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 03:51:10,992 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 03:51:11,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 03:51:11,125 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-04-05 03:51:11,125 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-04-05 03:51:11,126 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-04-05 03:51:11,127 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-04-05 03:51:11,127 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-04-05 03:51:11,127 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-04-05 03:51:11,130 INFO L445 BasicCegarLoop]: Path program histogram: [4, 2, 1, 1] [2024-04-05 03:51:11,135 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-05 03:51:11,136 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-05 03:51:11,244 WARN L1576 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~pre4 could not be translated [2024-04-05 03:51:11,246 WARN L1576 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~pre6 could not be translated [2024-04-05 03:51:11,271 WARN L1576 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret8 could not be translated [2024-04-05 03:51:11,299 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 03:51:11 BasicIcfg [2024-04-05 03:51:11,299 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-05 03:51:11,299 INFO L158 Benchmark]: Toolchain (without parser) took 13825.63ms. Allocated memory was 310.4MB in the beginning and 659.6MB in the end (delta: 349.2MB). Free memory was 240.0MB in the beginning and 474.5MB in the end (delta: -234.5MB). Peak memory consumption was 115.1MB. Max. memory is 8.0GB. [2024-04-05 03:51:11,300 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 310.4MB. Free memory is still 278.0MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-05 03:51:11,301 INFO L158 Benchmark]: CACSL2BoogieTranslator took 425.22ms. Allocated memory is still 310.4MB. Free memory was 239.8MB in the beginning and 220.1MB in the end (delta: 19.7MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2024-04-05 03:51:11,303 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.38ms. Allocated memory is still 310.4MB. Free memory was 220.1MB in the beginning and 218.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-05 03:51:11,303 INFO L158 Benchmark]: Boogie Preprocessor took 21.52ms. Allocated memory is still 310.4MB. Free memory was 218.1MB in the beginning and 216.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-05 03:51:11,304 INFO L158 Benchmark]: RCFGBuilder took 457.61ms. Allocated memory is still 310.4MB. Free memory was 216.5MB in the beginning and 268.6MB in the end (delta: -52.1MB). Peak memory consumption was 8.7MB. Max. memory is 8.0GB. [2024-04-05 03:51:11,304 INFO L158 Benchmark]: TraceAbstraction took 12863.09ms. Allocated memory was 310.4MB in the beginning and 659.6MB in the end (delta: 349.2MB). Free memory was 267.0MB in the beginning and 474.5MB in the end (delta: -207.5MB). Peak memory consumption was 142.1MB. Max. memory is 8.0GB. [2024-04-05 03:51:11,305 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 310.4MB. Free memory is still 278.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 425.22ms. Allocated memory is still 310.4MB. Free memory was 239.8MB in the beginning and 220.1MB in the end (delta: 19.7MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 53.38ms. Allocated memory is still 310.4MB. Free memory was 220.1MB in the beginning and 218.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 21.52ms. Allocated memory is still 310.4MB. Free memory was 218.1MB in the beginning and 216.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 457.61ms. Allocated memory is still 310.4MB. Free memory was 216.5MB in the beginning and 268.6MB in the end (delta: -52.1MB). Peak memory consumption was 8.7MB. Max. memory is 8.0GB. * TraceAbstraction took 12863.09ms. Allocated memory was 310.4MB in the beginning and 659.6MB in the end (delta: 349.2MB). Free memory was 267.0MB in the beginning and 474.5MB in the end (delta: -207.5MB). Peak memory consumption was 142.1MB. 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 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: 49287, independent: 40763, independent conditional: 38730, independent unconditional: 2033, dependent: 8524, dependent conditional: 7323, dependent unconditional: 1201, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 40807, independent: 40763, independent conditional: 38730, independent unconditional: 2033, dependent: 44, dependent conditional: 44, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 40807, independent: 40763, independent conditional: 38730, independent unconditional: 2033, dependent: 44, dependent conditional: 44, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 40807, independent: 40763, independent conditional: 38730, independent unconditional: 2033, dependent: 44, dependent conditional: 44, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 40871, independent: 40763, independent conditional: 6743, independent unconditional: 34020, dependent: 108, dependent conditional: 20, dependent unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 40871, independent: 40763, independent conditional: 4507, independent unconditional: 36256, dependent: 108, dependent conditional: 0, dependent unconditional: 108, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 40871, independent: 40763, independent conditional: 4507, independent unconditional: 36256, dependent: 108, dependent conditional: 0, dependent unconditional: 108, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 580, independent: 578, independent conditional: 4, independent unconditional: 574, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 580, independent: 578, independent conditional: 0, independent unconditional: 578, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 2, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 25, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 25, dependent conditional: 0, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 40871, independent: 40185, independent conditional: 4503, independent unconditional: 35682, dependent: 106, dependent conditional: 0, dependent unconditional: 106, unknown: 580, unknown conditional: 4, unknown unconditional: 576] , Statistics on independence cache: Total cache size (in pairs): 580, Positive cache size: 578, Positive conditional cache size: 4, Positive unconditional cache size: 574, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 2256, Maximal queried relation: 1, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 40871, independent: 40763, independent conditional: 6743, independent unconditional: 34020, dependent: 108, dependent conditional: 20, dependent unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 40871, independent: 40763, independent conditional: 4507, independent unconditional: 36256, dependent: 108, dependent conditional: 0, dependent unconditional: 108, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 40871, independent: 40763, independent conditional: 4507, independent unconditional: 36256, dependent: 108, dependent conditional: 0, dependent unconditional: 108, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 580, independent: 578, independent conditional: 4, independent unconditional: 574, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 580, independent: 578, independent conditional: 0, independent unconditional: 578, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 2, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 25, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 25, dependent conditional: 0, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 40871, independent: 40185, independent conditional: 4503, independent unconditional: 35682, dependent: 106, dependent conditional: 0, dependent unconditional: 106, unknown: 580, unknown conditional: 4, unknown unconditional: 576] , Statistics on independence cache: Total cache size (in pairs): 580, Positive cache size: 578, Positive conditional cache size: 4, Positive unconditional cache size: 574, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 2256 ], Independence queries for same thread: 8480 - 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)=28658, argc=28658, argv={28659:28660}, 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)=28658, argc=28658, argv={28659:28660}, 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)=28658, argc=28658, argv={28659:28660}, 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)=28658, arg={0:0}, argc=28658, argv={28659:28660}, cur=1, i=1, id1={5:0}, id2={3:0}, j=1, next=0, p=0, prev=0, q=0, x=0] [L687] 1 p = 0 VAL [arg={0:0}, arg={0:0}, cur=1, i=1, 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)=28658, arg={0:0}, arg={0:0}, arg={0:0}, argc=28658, argv={28659:28660}, cur=1, i=1, id1={5:0}, id2={3:0}, j=1, next=0, p=0, prev=0, q=0, x=0] [L695] 2 q = 0 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=1, j=1, next=0, p=0, prev=0, q=0, x=0] [L722] CALL, EXPR 0 fib() [L705] 0 x = 0 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=1, j=1, next=0, p=0, prev=0, q=0, x=0] [L687] COND TRUE 1 p < 10 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=1, j=1, next=0, p=0, prev=0, q=0, x=0] [L689] 1 i = i + j VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=2, j=1, next=0, p=0, prev=0, q=0, x=0] [L687] 1 p++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=2, j=1, next=0, p=1, prev=0, q=0, x=0] [L695] COND TRUE 2 q < 10 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=2, j=1, next=0, p=1, prev=0, q=0, x=0] [L697] 2 j = j + i VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=2, j=3, next=0, p=1, prev=0, q=0, x=0] [L695] 2 q++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=2, j=3, next=0, p=1, prev=0, q=1, x=0] [L705] COND TRUE 0 x < 22 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=2, j=3, next=0, p=1, prev=0, q=1, x=0] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=2, j=3, next=1, p=1, prev=0, q=1, x=0] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=2, j=3, next=1, p=1, prev=1, q=1, x=0] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=2, j=3, next=1, p=1, prev=1, q=1, x=0] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=2, j=3, next=1, p=1, prev=1, q=1, x=1] [L687] COND TRUE 1 p < 10 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=2, j=3, next=1, p=1, prev=1, q=1, x=1] [L689] 1 i = i + j VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=5, j=3, next=1, p=1, prev=1, q=1, x=1] [L687] 1 p++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=5, j=3, next=1, p=2, prev=1, q=1, x=1] [L695] COND TRUE 2 q < 10 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=5, j=3, next=1, p=2, prev=1, q=1, x=1] [L697] 2 j = j + i VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=5, j=8, next=1, p=2, prev=1, q=1, x=1] [L695] 2 q++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=5, j=8, next=1, p=2, prev=1, q=2, x=1] [L705] COND TRUE 0 x < 22 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=5, j=8, next=1, p=2, prev=1, q=2, x=1] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=5, j=8, next=2, p=2, prev=1, q=2, x=1] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1, i=5, j=8, next=2, p=2, prev=1, q=2, x=1] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=2, i=5, j=8, next=2, p=2, prev=1, q=2, x=1] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=2, i=5, j=8, next=2, p=2, prev=1, q=2, x=2] [L687] COND TRUE 1 p < 10 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=2, i=5, j=8, next=2, p=2, prev=1, q=2, x=2] [L689] 1 i = i + j VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=2, i=13, j=8, next=2, p=2, prev=1, q=2, x=2] [L687] 1 p++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=2, i=13, j=8, next=2, p=3, prev=1, q=2, x=2] [L695] COND TRUE 2 q < 10 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=2, i=13, j=8, next=2, p=3, prev=1, q=2, x=2] [L697] 2 j = j + i VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=2, i=13, j=21, next=2, p=3, prev=1, q=2, x=2] [L695] 2 q++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=2, i=13, j=21, next=2, p=3, prev=1, q=3, x=2] [L705] COND TRUE 0 x < 22 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=2, i=13, j=21, next=2, p=3, prev=1, q=3, x=2] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=2, i=13, j=21, next=3, p=3, prev=1, q=3, x=2] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=2, i=13, j=21, next=3, p=3, prev=2, q=3, x=2] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=3, i=13, j=21, next=3, p=3, prev=2, q=3, x=2] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=3, i=13, j=21, next=3, p=3, prev=2, q=3, x=3] [L687] COND TRUE 1 p < 10 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=3, i=13, j=21, next=3, p=3, prev=2, q=3, x=3] [L689] 1 i = i + j VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=3, i=34, j=21, next=3, p=3, prev=2, q=3, x=3] [L687] 1 p++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=3, i=34, j=21, next=3, p=4, prev=2, q=3, x=3] [L695] COND TRUE 2 q < 10 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=3, i=34, j=21, next=3, p=4, prev=2, q=3, x=3] [L697] 2 j = j + i VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=3, i=34, j=55, next=3, p=4, prev=2, q=3, x=3] [L695] 2 q++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=3, i=34, j=55, next=3, p=4, prev=2, q=4, x=3] [L705] COND TRUE 0 x < 22 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=3, i=34, j=55, next=3, p=4, prev=2, q=4, x=3] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=3, i=34, j=55, next=5, p=4, prev=2, q=4, x=3] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=3, i=34, j=55, next=5, p=4, prev=3, q=4, x=3] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=5, i=34, j=55, next=5, p=4, prev=3, q=4, x=3] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=5, i=34, j=55, next=5, p=4, prev=3, q=4, x=4] [L687] COND TRUE 1 p < 10 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=5, i=34, j=55, next=5, p=4, prev=3, q=4, x=4] [L689] 1 i = i + j VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=5, i=89, j=55, next=5, p=4, prev=3, q=4, x=4] [L687] 1 p++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=5, i=89, j=55, next=5, p=5, prev=3, q=4, x=4] [L695] COND TRUE 2 q < 10 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=5, i=89, j=55, next=5, p=5, prev=3, q=4, x=4] [L697] 2 j = j + i VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=5, i=89, j=144, next=5, p=5, prev=3, q=4, x=4] [L695] 2 q++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=5, i=89, j=144, next=5, p=5, prev=3, q=5, x=4] [L705] COND TRUE 0 x < 22 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=5, i=89, j=144, next=5, p=5, prev=3, q=5, x=4] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=5, i=89, j=144, next=8, p=5, prev=3, q=5, x=4] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=5, i=89, j=144, next=8, p=5, prev=5, q=5, x=4] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=8, i=89, j=144, next=8, p=5, prev=5, q=5, x=4] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=8, i=89, j=144, next=8, p=5, prev=5, q=5, x=5] [L687] COND TRUE 1 p < 10 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=8, i=89, j=144, next=8, p=5, prev=5, q=5, x=5] [L689] 1 i = i + j VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=8, i=233, j=144, next=8, p=5, prev=5, q=5, x=5] [L687] 1 p++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=8, i=233, j=144, next=8, p=6, prev=5, q=5, x=5] [L695] COND TRUE 2 q < 10 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=8, i=233, j=144, next=8, p=6, prev=5, q=5, x=5] [L697] 2 j = j + i VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=8, i=233, j=377, next=8, p=6, prev=5, q=5, x=5] [L695] 2 q++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=8, i=233, j=377, next=8, p=6, prev=5, q=6, x=5] [L705] COND TRUE 0 x < 22 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=8, i=233, j=377, next=8, p=6, prev=5, q=6, x=5] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=8, i=233, j=377, next=13, p=6, prev=5, q=6, x=5] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=8, i=233, j=377, next=13, p=6, prev=8, q=6, x=5] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=13, i=233, j=377, next=13, p=6, prev=8, q=6, x=5] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=13, i=233, j=377, next=13, p=6, prev=8, q=6, x=6] [L687] COND TRUE 1 p < 10 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=13, i=233, j=377, next=13, p=6, prev=8, q=6, x=6] [L689] 1 i = i + j VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=13, i=610, j=377, next=13, p=6, prev=8, q=6, x=6] [L687] 1 p++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=13, i=610, j=377, next=13, p=7, prev=8, q=6, x=6] [L695] COND TRUE 2 q < 10 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=13, i=610, j=377, next=13, p=7, prev=8, q=6, x=6] [L697] 2 j = j + i VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=13, i=610, j=987, next=13, p=7, prev=8, q=6, x=6] [L695] 2 q++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=13, i=610, j=987, next=13, p=7, prev=8, q=7, x=6] [L705] COND TRUE 0 x < 22 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=13, i=610, j=987, next=13, p=7, prev=8, q=7, x=6] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=13, i=610, j=987, next=21, p=7, prev=8, q=7, x=6] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=13, i=610, j=987, next=21, p=7, prev=13, q=7, x=6] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=21, i=610, j=987, next=21, p=7, prev=13, q=7, x=6] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=21, i=610, j=987, next=21, p=7, prev=13, q=7, x=7] [L687] COND TRUE 1 p < 10 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=21, i=610, j=987, next=21, p=7, prev=13, q=7, x=7] [L689] 1 i = i + j VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=21, i=1597, j=987, next=21, p=7, prev=13, q=7, x=7] [L687] 1 p++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=21, i=1597, j=987, next=21, p=8, prev=13, q=7, x=7] [L695] COND TRUE 2 q < 10 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=21, i=1597, j=987, next=21, p=8, prev=13, q=7, x=7] [L697] 2 j = j + i VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=21, i=1597, j=2584, next=21, p=8, prev=13, q=7, x=7] [L695] 2 q++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=21, i=1597, j=2584, next=21, p=8, prev=13, q=8, x=7] [L705] COND TRUE 0 x < 22 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=21, i=1597, j=2584, next=21, p=8, prev=13, q=8, x=7] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=21, i=1597, j=2584, next=34, p=8, prev=13, q=8, x=7] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=21, i=1597, j=2584, next=34, p=8, prev=21, q=8, x=7] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=34, i=1597, j=2584, next=34, p=8, prev=21, q=8, x=7] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=34, i=1597, j=2584, next=34, p=8, prev=21, q=8, x=8] [L687] COND TRUE 1 p < 10 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=34, i=1597, j=2584, next=34, p=8, prev=21, q=8, x=8] [L689] 1 i = i + j VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=34, i=4181, j=2584, next=34, p=8, prev=21, q=8, x=8] [L687] 1 p++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=34, i=4181, j=2584, next=34, p=9, prev=21, q=8, x=8] [L695] COND TRUE 2 q < 10 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=34, i=4181, j=2584, next=34, p=9, prev=21, q=8, x=8] [L697] 2 j = j + i VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=34, i=4181, j=6765, next=34, p=9, prev=21, q=8, x=8] [L695] 2 q++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=34, i=4181, j=6765, next=34, p=9, prev=21, q=9, x=8] [L705] COND TRUE 0 x < 22 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=34, i=4181, j=6765, next=34, p=9, prev=21, q=9, x=8] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=34, i=4181, j=6765, next=55, p=9, prev=21, q=9, x=8] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=34, i=4181, j=6765, next=55, p=9, prev=34, q=9, x=8] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=55, i=4181, j=6765, next=55, p=9, prev=34, q=9, x=8] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=55, i=4181, j=6765, next=55, p=9, prev=34, q=9, x=9] [L687] COND TRUE 1 p < 10 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=55, i=4181, j=6765, next=55, p=9, prev=34, q=9, x=9] [L689] 1 i = i + j VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=55, i=10946, j=6765, next=55, p=9, prev=34, q=9, x=9] [L687] 1 p++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=55, i=10946, j=6765, next=55, p=10, prev=34, q=9, x=9] [L695] COND TRUE 2 q < 10 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=55, i=10946, j=6765, next=55, p=10, prev=34, q=9, x=9] [L697] 2 j = j + i VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=55, i=10946, j=17711, next=55, p=10, prev=34, q=9, x=9] [L695] 2 q++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=55, i=10946, j=17711, next=55, p=10, prev=34, q=10, x=9] [L705] COND TRUE 0 x < 22 VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=55, i=10946, j=17711, next=55, p=10, prev=34, q=10, x=9] [L706] 0 next = prev + cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=55, i=10946, j=17711, next=89, p=10, prev=34, q=10, x=9] [L707] 0 prev = cur VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=55, i=10946, j=17711, next=89, p=10, prev=55, q=10, x=9] [L708] 0 cur = next VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=89, i=10946, j=17711, next=89, p=10, prev=55, q=10, x=9] [L705] 0 x++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=89, i=10946, j=17711, next=89, p=10, prev=55, q=10, x=10] [L687] COND FALSE 1 !(p < 10) VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=89, i=10946, j=17711, next=89, p=10, prev=55, q=10, x=10] [L692] 1 return ((void *)0); VAL [\result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=89, i=10946, j=17711, next=89, p=10, prev=55, q=10, x=10] [L695] COND FALSE 2 !(q < 10) VAL [\result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=89, i=10946, j=17711, next=89, p=10, prev=55, q=10, x=10] [L700] 2 return ((void *)0); VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=89, i=10946, j=17711, next=89, p=10, prev=55, q=10, x=10] [L705] COND TRUE 0 x < 22 VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=89, i=10946, j=17711, next=89, p=10, prev=55, q=10, x=10] [L706] 0 next = prev + cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=89, i=10946, j=17711, next=144, p=10, prev=55, q=10, x=10] [L707] 0 prev = cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=89, i=10946, j=17711, next=144, p=10, prev=89, q=10, x=10] [L708] 0 cur = next VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=144, i=10946, j=17711, next=144, p=10, prev=89, q=10, x=10] [L705] 0 x++ VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=144, i=10946, j=17711, next=144, p=10, prev=89, q=10, x=11] [L705] COND TRUE 0 x < 22 VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=144, i=10946, j=17711, next=144, p=10, prev=89, q=10, x=11] [L706] 0 next = prev + cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=144, i=10946, j=17711, next=233, p=10, prev=89, q=10, x=11] [L707] 0 prev = cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=144, i=10946, j=17711, next=233, p=10, prev=144, q=10, x=11] [L708] 0 cur = next VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=233, i=10946, j=17711, next=233, p=10, prev=144, q=10, x=11] [L705] 0 x++ VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=233, i=10946, j=17711, next=233, p=10, prev=144, q=10, x=12] [L705] COND TRUE 0 x < 22 VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=233, i=10946, j=17711, next=233, p=10, prev=144, q=10, x=12] [L706] 0 next = prev + cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=233, i=10946, j=17711, next=377, p=10, prev=144, q=10, x=12] [L707] 0 prev = cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=233, i=10946, j=17711, next=377, p=10, prev=233, q=10, x=12] [L708] 0 cur = next VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=377, i=10946, j=17711, next=377, p=10, prev=233, q=10, x=12] [L705] 0 x++ VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=377, i=10946, j=17711, next=377, p=10, prev=233, q=10, x=13] [L705] COND TRUE 0 x < 22 VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=377, i=10946, j=17711, next=377, p=10, prev=233, q=10, x=13] [L706] 0 next = prev + cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=377, i=10946, j=17711, next=610, p=10, prev=233, q=10, x=13] [L707] 0 prev = cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=377, i=10946, j=17711, next=610, p=10, prev=377, q=10, x=13] [L708] 0 cur = next VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=610, i=10946, j=17711, next=610, p=10, prev=377, q=10, x=13] [L705] 0 x++ VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=610, i=10946, j=17711, next=610, p=10, prev=377, q=10, x=14] [L705] COND TRUE 0 x < 22 VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=610, i=10946, j=17711, next=610, p=10, prev=377, q=10, x=14] [L706] 0 next = prev + cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=610, i=10946, j=17711, next=987, p=10, prev=377, q=10, x=14] [L707] 0 prev = cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=610, i=10946, j=17711, next=987, p=10, prev=610, q=10, x=14] [L708] 0 cur = next VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=987, i=10946, j=17711, next=987, p=10, prev=610, q=10, x=14] [L705] 0 x++ VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=987, i=10946, j=17711, next=987, p=10, prev=610, q=10, x=15] [L705] COND TRUE 0 x < 22 VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=987, i=10946, j=17711, next=987, p=10, prev=610, q=10, x=15] [L706] 0 next = prev + cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=987, i=10946, j=17711, next=1597, p=10, prev=610, q=10, x=15] [L707] 0 prev = cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=987, i=10946, j=17711, next=1597, p=10, prev=987, q=10, x=15] [L708] 0 cur = next VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=10946, j=17711, next=1597, p=10, prev=987, q=10, x=15] [L705] 0 x++ VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=10946, j=17711, next=1597, p=10, prev=987, q=10, x=16] [L705] COND TRUE 0 x < 22 VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=10946, j=17711, next=1597, p=10, prev=987, q=10, x=16] [L706] 0 next = prev + cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=10946, j=17711, next=2584, p=10, prev=987, q=10, x=16] [L707] 0 prev = cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=1597, i=10946, j=17711, next=2584, p=10, prev=1597, q=10, x=16] [L708] 0 cur = next VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=2584, i=10946, j=17711, next=2584, p=10, prev=1597, q=10, x=16] [L705] 0 x++ VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=2584, i=10946, j=17711, next=2584, p=10, prev=1597, q=10, x=17] [L705] COND TRUE 0 x < 22 VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=2584, i=10946, j=17711, next=2584, p=10, prev=1597, q=10, x=17] [L706] 0 next = prev + cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=2584, i=10946, j=17711, next=4181, p=10, prev=1597, q=10, x=17] [L707] 0 prev = cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=2584, i=10946, j=17711, next=4181, p=10, prev=2584, q=10, x=17] [L708] 0 cur = next VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=4181, i=10946, j=17711, next=4181, p=10, prev=2584, q=10, x=17] [L705] 0 x++ VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=4181, i=10946, j=17711, next=4181, p=10, prev=2584, q=10, x=18] [L705] COND TRUE 0 x < 22 VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=4181, i=10946, j=17711, next=4181, p=10, prev=2584, q=10, x=18] [L706] 0 next = prev + cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=4181, i=10946, j=17711, next=6765, p=10, prev=2584, q=10, x=18] [L707] 0 prev = cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=4181, i=10946, j=17711, next=6765, p=10, prev=4181, q=10, x=18] [L708] 0 cur = next VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=6765, i=10946, j=17711, next=6765, p=10, prev=4181, q=10, x=18] [L705] 0 x++ VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=6765, i=10946, j=17711, next=6765, p=10, prev=4181, q=10, x=19] [L705] COND TRUE 0 x < 22 VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=6765, i=10946, j=17711, next=6765, p=10, prev=4181, q=10, x=19] [L706] 0 next = prev + cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=6765, i=10946, j=17711, next=10946, p=10, prev=4181, q=10, x=19] [L707] 0 prev = cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=6765, i=10946, j=17711, next=10946, p=10, prev=6765, q=10, x=19] [L708] 0 cur = next VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=10946, i=10946, j=17711, next=10946, p=10, prev=6765, q=10, x=19] [L705] 0 x++ VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=10946, i=10946, j=17711, next=10946, p=10, prev=6765, q=10, x=20] [L705] COND TRUE 0 x < 22 VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=10946, i=10946, j=17711, next=10946, p=10, prev=6765, q=10, x=20] [L706] 0 next = prev + cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=10946, i=10946, j=17711, next=17711, p=10, prev=6765, q=10, x=20] [L707] 0 prev = cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=10946, i=10946, j=17711, next=17711, p=10, prev=10946, q=10, x=20] [L708] 0 cur = next VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=17711, i=10946, j=17711, next=17711, p=10, prev=10946, q=10, x=20] [L705] 0 x++ VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=17711, i=10946, j=17711, next=17711, p=10, prev=10946, q=10, x=21] [L705] COND TRUE 0 x < 22 VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=17711, i=10946, j=17711, next=17711, p=10, prev=10946, q=10, x=21] [L706] 0 next = prev + cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=17711, i=10946, j=17711, next=28657, p=10, prev=10946, q=10, x=21] [L707] 0 prev = cur VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=17711, i=10946, j=17711, next=28657, p=10, prev=17711, q=10, x=21] [L708] 0 cur = next VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=28657, i=10946, j=17711, next=28657, p=10, prev=17711, q=10, x=21] [L705] 0 x++ VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=28657, i=10946, j=17711, next=28657, p=10, prev=17711, q=10, x=22] [L705] COND FALSE 0 !(x < 22) VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=28657, i=10946, j=17711, next=28657, p=10, prev=17711, q=10, x=22] [L710] 0 return prev; VAL [\result=17711, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=28657, i=10946, j=17711, next=28657, p=10, prev=17711, q=10, x=22] [L722] RET, EXPR 0 fib() [L722] 0 int correct = fib(); VAL [\old(argc)=28658, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, argc=28658, argv={28659:28660}, correct=17711, cur=28657, i=10946, id1={5:0}, id2={3:0}, j=17711, next=28657, p=10, prev=17711, q=10, x=22] [L724] 0 _Bool assert_cond = i < correct && j < correct; VAL [\old(argc)=28658, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, argc=28658, argv={28659:28660}, assert_cond=0, correct=17711, cur=28657, i=10946, id1={5:0}, id2={3:0}, j=17711, next=28657, p=10, prev=17711, q=10, x=22] [L726] CALL 0 __VERIFIER_assert(assert_cond) [L681] COND TRUE 0 !expression VAL [\old(expression)=0, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=28657, expression=0, i=10946, j=17711, next=28657, p=10, prev=17711, q=10, x=22] [L681] 0 reach_error() VAL [\old(expression)=0, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cur=28657, expression=0, i=10946, j=17711, next=28657, p=10, prev=17711, q=10, x=22] - 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 with 1 thread instances CFG has 5 procedures, 112 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 12.5s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 3.8s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 210, 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, 0.6s SatisfiabilityAnalysisTime, 5.8s InterpolantComputationTime, 2888 NumberOfCodeBlocks, 2868 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 3201 ConstructedInterpolants, 0 QuantifiedInterpolants, 7551 SizeOfPredicates, 92 NumberOfNonLiveVariables, 2388 ConjunctsInSsa, 104 ConjunctsInUnsatCore, 17 InterpolantComputations, 3 PerfectInterpolantSequences, 3535/12317 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! [2024-04-05 03:51:11,335 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-04-05 03:51:11,526 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...