/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 --traceabstraction.prune.known.deadend.states.from.previous.iterations false -s ../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread/fib_unsafe-11.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.dynamic-abstractions-e23131f-m [2024-05-02 23:30:10,559 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-02 23:30:10,622 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2024-05-02 23:30:10,627 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-02 23:30:10,627 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-02 23:30:10,627 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-05-02 23:30:10,654 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-02 23:30:10,655 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-02 23:30:10,655 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-02 23:30:10,658 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-02 23:30:10,658 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-02 23:30:10,659 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-02 23:30:10,659 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-02 23:30:10,660 INFO L153 SettingsManager]: * Use SBE=true [2024-05-02 23:30:10,660 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-02 23:30:10,661 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-02 23:30:10,661 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-02 23:30:10,661 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-02 23:30:10,661 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-02 23:30:10,661 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-02 23:30:10,661 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-02 23:30:10,662 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-02 23:30:10,662 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-02 23:30:10,662 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-02 23:30:10,662 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-02 23:30:10,662 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-02 23:30:10,662 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-02 23:30:10,662 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-02 23:30:10,663 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-02 23:30:10,663 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-02 23:30:10,663 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-02 23:30:10,664 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-02 23:30:10,664 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-02 23:30:10,664 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2024-05-02 23:30:10,664 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-02 23:30:10,664 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-02 23:30:10,664 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2024-05-02 23:30:10,665 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2024-05-02 23:30:10,665 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-02 23:30:10,665 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-02 23:30:10,665 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-02 23:30:10,665 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2024-05-02 23:30:10,888 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-02 23:30:10,907 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-02 23:30:10,909 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-02 23:30:10,910 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-02 23:30:10,910 INFO L274 PluginConnector]: CDTParser initialized [2024-05-02 23:30:10,911 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread/fib_unsafe-11.i [2024-05-02 23:30:11,984 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-02 23:30:12,176 INFO L384 CDTParser]: Found 1 translation units. [2024-05-02 23:30:12,176 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/fib_unsafe-11.i [2024-05-02 23:30:12,198 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c77fc1591/fc72123b2e504c2caa6d55243d33f2ee/FLAG2aa5baac5 [2024-05-02 23:30:12,212 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c77fc1591/fc72123b2e504c2caa6d55243d33f2ee [2024-05-02 23:30:12,215 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-02 23:30:12,216 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-02 23:30:12,217 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-02 23:30:12,217 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-02 23:30:12,221 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-02 23:30:12,221 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.05 11:30:12" (1/1) ... [2024-05-02 23:30:12,222 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d856d73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:30:12, skipping insertion in model container [2024-05-02 23:30:12,222 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.05 11:30:12" (1/1) ... [2024-05-02 23:30:12,265 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-02 23:30:12,469 WARN L239 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-11.i[30243,30256] [2024-05-02 23:30:12,485 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-02 23:30:12,493 INFO L202 MainTranslator]: Completed pre-run [2024-05-02 23:30:12,527 WARN L239 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-11.i[30243,30256] [2024-05-02 23:30:12,533 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-02 23:30:12,559 INFO L206 MainTranslator]: Completed translation [2024-05-02 23:30:12,560 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:30:12 WrapperNode [2024-05-02 23:30:12,560 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-02 23:30:12,561 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-02 23:30:12,561 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-02 23:30:12,561 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-02 23:30:12,565 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:30:12" (1/1) ... [2024-05-02 23:30:12,589 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:30:12" (1/1) ... [2024-05-02 23:30:12,609 INFO L138 Inliner]: procedures = 165, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2024-05-02 23:30:12,609 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-02 23:30:12,609 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-02 23:30:12,609 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-02 23:30:12,609 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-02 23:30:12,615 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:30:12" (1/1) ... [2024-05-02 23:30:12,615 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:30:12" (1/1) ... [2024-05-02 23:30:12,625 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:30:12" (1/1) ... [2024-05-02 23:30:12,626 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:30:12" (1/1) ... [2024-05-02 23:30:12,632 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:30:12" (1/1) ... [2024-05-02 23:30:12,638 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:30:12" (1/1) ... [2024-05-02 23:30:12,639 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:30:12" (1/1) ... [2024-05-02 23:30:12,640 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:30:12" (1/1) ... [2024-05-02 23:30:12,642 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-02 23:30:12,642 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-02 23:30:12,642 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-02 23:30:12,642 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-02 23:30:12,643 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:30:12" (1/1) ... [2024-05-02 23:30:12,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-02 23:30:12,660 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-02 23:30:12,681 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-02 23:30:12,699 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-02 23:30:12,733 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-05-02 23:30:12,733 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-05-02 23:30:12,733 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-05-02 23:30:12,733 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-05-02 23:30:12,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-02 23:30:12,733 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-02 23:30:12,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-02 23:30:12,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-02 23:30:12,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-02 23:30:12,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-02 23:30:12,735 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-02 23:30:12,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-02 23:30:12,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-02 23:30:12,736 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-02 23:30:12,828 INFO L241 CfgBuilder]: Building ICFG [2024-05-02 23:30:12,829 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-02 23:30:12,947 INFO L282 CfgBuilder]: Performing block encoding [2024-05-02 23:30:12,954 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-02 23:30:12,954 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2024-05-02 23:30:12,954 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.05 11:30:12 BoogieIcfgContainer [2024-05-02 23:30:12,955 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-02 23:30:12,956 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-02 23:30:12,957 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-02 23:30:12,959 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-02 23:30:12,959 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.05 11:30:12" (1/3) ... [2024-05-02 23:30:12,959 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@457d82ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.05 11:30:12, skipping insertion in model container [2024-05-02 23:30:12,960 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:30:12" (2/3) ... [2024-05-02 23:30:12,960 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@457d82ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.05 11:30:12, skipping insertion in model container [2024-05-02 23:30:12,960 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.05 11:30:12" (3/3) ... [2024-05-02 23:30:12,961 INFO L112 eAbstractionObserver]: Analyzing ICFG fib_unsafe-11.i [2024-05-02 23:30:12,967 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-02 23:30:12,974 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-02 23:30:12,975 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-02 23:30:12,975 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-02 23:30:13,021 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-02 23:30:13,067 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-02 23:30:13,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-02 23:30:13,067 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-02 23:30:13,099 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-02 23:30:13,101 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-02 23:30:13,138 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-02 23:30:13,147 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-05-02 23:30:13,153 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@43705593, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-02 23:30:13,153 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-02 23:30:13,160 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-02 23:30:13,261 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,261 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,261 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,289 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,289 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,289 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,316 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,316 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,316 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,335 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,335 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,336 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,345 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,345 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,345 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,356 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,356 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,357 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,377 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,377 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,377 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,415 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,416 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,416 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,417 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,417 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,418 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,436 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,436 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,436 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,455 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,456 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,456 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,487 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,487 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,487 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,507 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,507 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,508 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,537 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,537 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,537 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,560 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,560 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,560 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,583 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,584 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,584 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,605 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,608 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,608 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,621 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,621 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,622 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,635 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,635 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,635 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,635 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,636 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,636 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,668 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,668 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,668 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,684 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,685 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,685 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,714 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,714 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,714 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,722 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,723 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,723 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,745 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,746 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,746 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,759 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,760 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,760 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,767 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,767 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,768 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,783 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,783 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,783 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,797 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,797 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,797 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,810 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,811 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,811 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,811 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,811 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,812 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,820 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,820 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,820 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,828 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,829 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,829 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,841 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,842 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,842 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,851 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,852 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,852 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,860 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,861 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,861 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,871 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,871 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,872 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,881 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,883 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,883 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,890 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,894 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,894 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,904 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,904 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,904 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,912 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,913 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,913 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,913 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,913 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,913 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,920 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,920 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,920 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,928 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,929 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,929 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,937 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,937 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,937 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,948 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,948 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,948 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,954 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,955 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,955 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,962 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,962 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,962 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,967 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,967 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,967 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,972 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,973 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,973 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,982 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,982 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,982 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,990 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,990 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,990 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,990 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,991 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,991 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,996 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,996 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,996 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:14,002 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,002 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:14,002 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:14,010 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,010 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:14,010 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:14,016 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,016 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:14,016 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:14,021 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,021 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:14,021 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:14,026 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,027 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:14,027 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:14,031 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,031 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:14,031 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:14,035 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,036 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:14,036 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:14,045 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,045 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:14,045 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:14,052 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,052 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:14,053 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:14,053 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,053 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:14,054 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:14,058 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,058 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:14,059 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:14,065 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,065 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:14,065 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:14,067 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 694 states. [2024-05-02 23:30:14,067 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-02 23:30:14,069 INFO L78 Accepts]: Start accepts. Automaton has currently 793 states, but on-demand construction may add more states Word has length 50 [2024-05-02 23:30:14,071 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-02 23:30:14,072 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-02 23:30:14,078 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-02 23:30:14,078 INFO L85 PathProgramCache]: Analyzing trace with hash 721324376, now seen corresponding path program 1 times [2024-05-02 23:30:14,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-02 23:30:14,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2097438377] [2024-05-02 23:30:14,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-02 23:30:14,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-02 23:30:14,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-02 23:30:14,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-02 23:30:14,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-02 23:30:14,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2097438377] [2024-05-02 23:30:14,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2097438377] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-02 23:30:14,499 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-02 23:30:14,499 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-02 23:30:14,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463589488] [2024-05-02 23:30:14,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-02 23:30:14,506 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-02 23:30:14,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-02 23:30:14,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-02 23:30:14,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-02 23:30:14,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-02 23:30:14,529 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-02 23:30:14,529 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-02 23:30:14,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-02 23:30:14,530 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-02 23:30:14,583 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,583 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:14,583 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,589 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,589 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,589 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,602 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,602 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,602 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,608 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,608 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,609 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,616 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,616 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,616 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,622 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,622 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:14,622 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,624 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,624 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,625 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,629 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,630 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,630 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,636 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,636 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,636 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,644 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,644 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,644 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,644 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,644 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:14,644 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,648 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,648 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,649 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,654 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,654 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,654 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,660 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,660 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,660 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,666 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,666 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,666 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,672 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,672 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,673 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,678 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,678 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,679 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,684 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,684 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,684 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,687 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,688 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,688 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,692 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,692 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,692 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,698 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,698 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,698 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,705 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,705 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,705 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,705 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,705 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,705 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,710 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,710 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,710 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,716 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,718 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,718 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,726 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,727 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,728 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,737 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,737 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,737 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,741 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,742 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,742 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,747 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,747 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,747 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,750 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,751 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,751 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,754 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,755 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,755 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,760 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,761 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,761 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,767 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,768 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,768 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,768 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,768 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,768 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,774 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,774 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,774 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,779 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,780 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,780 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,785 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,785 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,786 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,790 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,790 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,791 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,795 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,795 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,795 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,800 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,800 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,800 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,803 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,804 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,804 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,807 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,808 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,808 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,813 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,813 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,813 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,820 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,820 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,820 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,820 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,820 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,820 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,825 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,825 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,825 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,831 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,831 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,831 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,837 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,837 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,837 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,843 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,843 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,843 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,848 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,848 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,848 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,906 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,906 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,910 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,914 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,914 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,914 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,919 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,919 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,919 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,982 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,982 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,982 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,989 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,989 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,989 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,989 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,989 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,989 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,995 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,995 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,995 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:15,015 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:15,016 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:15,016 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:15,018 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 694 states. [2024-05-02 23:30:15,018 INFO L212 cStratifiedReduction]: Copied states 23 times. [2024-05-02 23:30:15,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-02 23:30:15,022 INFO L78 Accepts]: Start accepts. Automaton has currently 809 states, but on-demand construction may add more states Word has length 57 [2024-05-02 23:30:15,023 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-02 23:30:15,023 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-02 23:30:15,023 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-02 23:30:15,023 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-02 23:30:15,024 INFO L85 PathProgramCache]: Analyzing trace with hash -544627393, now seen corresponding path program 1 times [2024-05-02 23:30:15,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-02 23:30:15,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912368717] [2024-05-02 23:30:15,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-02 23:30:15,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-02 23:30:15,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-02 23:30:15,260 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-02 23:30:15,261 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-02 23:30:15,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912368717] [2024-05-02 23:30:15,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1912368717] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-02 23:30:15,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1560216379] [2024-05-02 23:30:15,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-02 23:30:15,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-02 23:30:15,261 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-02 23:30:15,320 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-02 23:30:15,349 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-05-02 23:30:15,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-02 23:30:15,459 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-02 23:30:15,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-02 23:30:15,502 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-02 23:30:15,502 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-02 23:30:15,536 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-02 23:30:15,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1560216379] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-02 23:30:15,536 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-02 23:30:15,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-05-02 23:30:15,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906589866] [2024-05-02 23:30:15,537 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-02 23:30:15,538 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-05-02 23:30:15,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-02 23:30:15,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-02 23:30:15,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-05-02 23:30:15,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-02 23:30:15,539 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-02 23:30:15,540 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.3) internal successors, (73), 10 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-02 23:30:15,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-02 23:30:15,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-02 23:30:15,540 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-02 23:30:15,610 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 159 states. [2024-05-02 23:30:15,611 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-02 23:30:15,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-02 23:30:15,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-02 23:30:15,611 INFO L78 Accepts]: Start accepts. Automaton has currently 160 states, but on-demand construction may add more states Word has length 71 [2024-05-02 23:30:15,612 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-02 23:30:15,633 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-05-02 23:30:15,817 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 [2024-05-02 23:30:15,817 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-02 23:30:15,817 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-02 23:30:15,817 INFO L85 PathProgramCache]: Analyzing trace with hash 587621151, now seen corresponding path program 2 times [2024-05-02 23:30:15,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-02 23:30:15,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112435924] [2024-05-02 23:30:15,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-02 23:30:15,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-02 23:30:15,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-02 23:30:15,932 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-02 23:30:15,933 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-02 23:30:15,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112435924] [2024-05-02 23:30:15,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [112435924] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-02 23:30:15,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [902428503] [2024-05-02 23:30:15,933 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-02 23:30:15,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-02 23:30:15,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-02 23:30:15,958 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-02 23:30:16,000 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-05-02 23:30:16,051 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-02 23:30:16,051 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-02 23:30:16,052 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 8 conjunts are in the unsatisfiable core [2024-05-02 23:30:16,054 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-02 23:30:16,091 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-02 23:30:16,091 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-02 23:30:16,171 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-02 23:30:16,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [902428503] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-02 23:30:16,172 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-02 23:30:16,172 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2024-05-02 23:30:16,172 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6251303] [2024-05-02 23:30:16,172 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-02 23:30:16,173 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-05-02 23:30:16,173 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-02 23:30:16,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-05-02 23:30:16,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-05-02 23:30:16,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-02 23:30:16,174 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-02 23:30:16,175 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 5.611111111111111) internal successors, (101), 18 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-02 23:30:16,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-02 23:30:16,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-02 23:30:16,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-02 23:30:16,175 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-02 23:30:16,315 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 244 states. [2024-05-02 23:30:16,315 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-02 23:30:16,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-02 23:30:16,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-02 23:30:16,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-02 23:30:16,316 INFO L78 Accepts]: Start accepts. Automaton has currently 245 states, but on-demand construction may add more states Word has length 99 [2024-05-02 23:30:16,318 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-02 23:30:16,327 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-05-02 23:30:16,523 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 [2024-05-02 23:30:16,525 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-02 23:30:16,526 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-02 23:30:16,526 INFO L85 PathProgramCache]: Analyzing trace with hash -838301985, now seen corresponding path program 3 times [2024-05-02 23:30:16,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-02 23:30:16,526 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313404274] [2024-05-02 23:30:16,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-02 23:30:16,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-02 23:30:16,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-02 23:30:16,877 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-02 23:30:16,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-02 23:30:16,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313404274] [2024-05-02 23:30:16,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313404274] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-02 23:30:16,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [545740254] [2024-05-02 23:30:16,878 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-02 23:30:16,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-02 23:30:16,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-02 23:30:16,879 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-02 23:30:16,911 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-05-02 23:30:16,969 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2024-05-02 23:30:16,969 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-02 23:30:16,970 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 16 conjunts are in the unsatisfiable core [2024-05-02 23:30:16,974 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-02 23:30:17,030 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-02 23:30:17,030 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-02 23:30:17,270 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-02 23:30:17,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [545740254] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-02 23:30:17,271 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-02 23:30:17,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 34 [2024-05-02 23:30:17,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466529583] [2024-05-02 23:30:17,271 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-02 23:30:17,271 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-05-02 23:30:17,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-02 23:30:17,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-05-02 23:30:17,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=306, Invalid=816, Unknown=0, NotChecked=0, Total=1122 [2024-05-02 23:30:17,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-02 23:30:17,273 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-02 23:30:17,273 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 4.617647058823529) internal successors, (157), 34 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-02 23:30:17,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-02 23:30:17,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-02 23:30:17,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-02 23:30:17,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-02 23:30:17,273 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-02 23:30:17,714 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 413 states. [2024-05-02 23:30:17,714 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-02 23:30:17,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-02 23:30:17,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-02 23:30:17,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-02 23:30:17,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-02 23:30:17,715 INFO L78 Accepts]: Start accepts. Automaton has currently 414 states, but on-demand construction may add more states Word has length 155 [2024-05-02 23:30:17,715 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-02 23:30:17,733 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-05-02 23:30:17,920 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 [2024-05-02 23:30:17,921 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-02 23:30:17,921 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-02 23:30:17,921 INFO L85 PathProgramCache]: Analyzing trace with hash -747147681, now seen corresponding path program 4 times [2024-05-02 23:30:17,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-02 23:30:17,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485560675] [2024-05-02 23:30:17,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-02 23:30:17,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-02 23:30:17,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-02 23:30:18,627 INFO L134 CoverageAnalysis]: Checked inductivity of 750 backedges. 0 proven. 750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-02 23:30:18,628 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-02 23:30:18,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485560675] [2024-05-02 23:30:18,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485560675] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-02 23:30:18,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1933329556] [2024-05-02 23:30:18,628 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-02 23:30:18,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-02 23:30:18,628 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-02 23:30:18,636 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-02 23:30:18,665 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-05-02 23:30:18,725 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-02 23:30:18,725 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-02 23:30:18,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-02 23:30:18,729 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-02 23:30:18,834 INFO L134 CoverageAnalysis]: Checked inductivity of 750 backedges. 0 proven. 750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-02 23:30:18,834 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-02 23:30:19,446 INFO L134 CoverageAnalysis]: Checked inductivity of 750 backedges. 0 proven. 750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-02 23:30:19,446 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1933329556] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-02 23:30:19,446 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-02 23:30:19,447 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33, 33] total 51 [2024-05-02 23:30:19,447 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754205729] [2024-05-02 23:30:19,447 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-02 23:30:19,447 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2024-05-02 23:30:19,447 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-02 23:30:19,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2024-05-02 23:30:19,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=675, Invalid=1875, Unknown=0, NotChecked=0, Total=2550 [2024-05-02 23:30:19,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-02 23:30:19,449 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-02 23:30:19,449 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 51 states have (on average 4.313725490196078) internal successors, (220), 51 states have internal predecessors, (220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-02 23:30:19,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-02 23:30:19,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-02 23:30:19,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-02 23:30:19,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-02 23:30:19,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-02 23:30:19,450 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-02 23:30:20,471 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 603 states. [2024-05-02 23:30:20,471 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-02 23:30:20,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-02 23:30:20,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-02 23:30:20,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-02 23:30:20,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-02 23:30:20,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-02 23:30:20,471 INFO L78 Accepts]: Start accepts. Automaton has currently 604 states, but on-demand construction may add more states Word has length 218 [2024-05-02 23:30:20,472 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-02 23:30:20,493 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-05-02 23:30:20,693 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 [2024-05-02 23:30:20,693 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-02 23:30:20,694 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-02 23:30:20,694 INFO L85 PathProgramCache]: Analyzing trace with hash 1143964376, now seen corresponding path program 5 times [2024-05-02 23:30:20,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-02 23:30:20,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204896472] [2024-05-02 23:30:20,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-02 23:30:20,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-02 23:30:20,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-02 23:30:24,308 INFO L134 CoverageAnalysis]: Checked inductivity of 1956 backedges. 0 proven. 1956 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-02 23:30:24,309 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-02 23:30:24,309 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204896472] [2024-05-02 23:30:24,309 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204896472] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-02 23:30:24,309 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [858316830] [2024-05-02 23:30:24,309 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-02 23:30:24,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-02 23:30:24,309 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-02 23:30:24,329 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-02 23:30:24,354 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-05-02 23:30:24,429 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 25 check-sat command(s) [2024-05-02 23:30:24,429 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-02 23:30:24,432 INFO L262 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 81 conjunts are in the unsatisfiable core [2024-05-02 23:30:24,436 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-02 23:30:30,908 INFO L134 CoverageAnalysis]: Checked inductivity of 1956 backedges. 1661 proven. 295 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-02 23:30:30,908 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-02 23:30:40,165 INFO L134 CoverageAnalysis]: Checked inductivity of 1956 backedges. 0 proven. 1956 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-02 23:30:40,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [858316830] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-02 23:30:40,165 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-02 23:30:40,165 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [81, 81, 81] total 235 [2024-05-02 23:30:40,165 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258455594] [2024-05-02 23:30:40,165 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-02 23:30:40,167 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 235 states [2024-05-02 23:30:40,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-02 23:30:40,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 235 interpolants. [2024-05-02 23:30:40,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3152, Invalid=51838, Unknown=0, NotChecked=0, Total=54990 [2024-05-02 23:30:40,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-02 23:30:40,179 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-02 23:30:40,180 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 235 states, 235 states have (on average 2.668085106382979) internal successors, (627), 235 states have internal predecessors, (627), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-02 23:30:40,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-02 23:30:40,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-02 23:30:40,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-02 23:30:40,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-02 23:30:40,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-02 23:30:40,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-02 23:30:40,180 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-02 23:31:12,920 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:12,920 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:31:12,920 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:12,923 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:12,923 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:12,923 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:12,927 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:12,927 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:31:12,927 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:12,928 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:12,928 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:12,928 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:12,930 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:12,930 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:12,931 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:12,934 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:12,934 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:12,934 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:12,937 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:12,938 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:12,938 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:12,940 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:12,940 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:12,940 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:12,943 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:12,943 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:12,943 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:12,946 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:12,946 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:12,946 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:12,946 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:12,946 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:31:12,946 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:12,948 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:12,948 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:12,948 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:13,107 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:13,107 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:13,107 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:13,115 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:13,115 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:31:13,115 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:13,117 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:13,117 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:13,117 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:13,120 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:13,120 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:13,120 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:13,124 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:13,124 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:13,124 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:13,130 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:13,130 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:13,130 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:13,134 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:13,134 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:13,134 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:13,138 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:13,138 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:13,138 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:13,143 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:13,143 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:13,143 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:43,234 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:43,234 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:43,234 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:43,550 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:43,550 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:31:43,550 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:43,551 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:43,552 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:43,552 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:43,645 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:43,645 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:43,646 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:43,716 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:43,716 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:43,716 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:43,813 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:43,813 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:43,813 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:43,876 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:43,877 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:43,877 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:43,962 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:43,962 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:43,963 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:53,286 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:53,286 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:53,286 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:53,288 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:53,288 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:53,288 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:53,291 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:53,291 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:53,291 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:53,295 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:53,295 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:53,295 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:53,300 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:53,300 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:53,300 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:53,302 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:53,302 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:53,302 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:53,304 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:53,304 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:53,304 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:53,306 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:53,306 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:53,306 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:53,307 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:53,307 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:53,307 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:53,312 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:53,312 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:53,312 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:53,315 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:53,315 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:53,315 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:53,317 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:53,317 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:53,317 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:53,321 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:53,321 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:53,321 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:53,325 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:53,325 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:53,325 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:53,329 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:53,329 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:53,329 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:53,332 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:53,332 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:53,332 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:53,335 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:53,335 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:53,335 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:11,543 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:11,543 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:11,544 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:11,634 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:11,634 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:11,634 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:11,671 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:11,671 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:11,671 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:11,725 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:11,725 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:11,725 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:11,854 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:11,854 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:11,854 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:11,922 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:11,922 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:11,922 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:11,978 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:11,978 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:11,978 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:23,740 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:23,750 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:32:23,750 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:23,753 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:23,753 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:23,753 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:23,759 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:23,760 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:32:23,760 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:23,761 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:23,761 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:23,761 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:23,763 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:23,763 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:23,763 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:23,778 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:23,778 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:23,778 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:23,782 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:23,782 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:23,782 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:23,784 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:23,784 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:23,785 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:23,787 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:23,787 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:23,788 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:23,790 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:23,790 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:23,790 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:23,790 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:23,791 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:32:23,791 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:23,793 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:23,793 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:23,793 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:24,017 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:24,017 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:24,017 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:24,029 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:24,030 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:32:24,030 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:24,031 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:24,031 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:24,031 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:24,033 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:24,033 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:24,034 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:24,038 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:24,038 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:24,038 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:24,042 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:24,042 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:24,042 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:24,046 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:24,046 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:24,046 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:24,050 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:24,050 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:24,050 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:24,054 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:24,054 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:32:24,054 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:20,655 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:20,655 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:20,655 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:21,612 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:21,613 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:33:21,613 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:21,614 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:21,614 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:21,614 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:21,726 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:21,726 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:21,726 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:21,844 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:21,845 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:21,845 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:22,093 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:22,094 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:22,094 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:22,177 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:22,177 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:22,177 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:22,267 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:22,267 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:22,267 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,173 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:32,174 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,174 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,175 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:32,176 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,176 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,179 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:32,180 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,180 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,182 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:32,182 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,182 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,184 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:32,184 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,184 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,186 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:32,186 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,186 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,188 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:32,188 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,188 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,188 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:32,189 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,189 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,190 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:32,190 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,190 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,195 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:32,212 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,212 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,312 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:32,312 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,312 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,317 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:32,321 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,321 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,325 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:32,325 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,325 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,329 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:32,330 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,330 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,335 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:32,335 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,335 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,339 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:32,339 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,339 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,343 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:32,343 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,343 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,346 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:32,347 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:32,347 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:31,449 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:31,449 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:31,449 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:31,703 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:31,704 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:31,704 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:31,773 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:31,773 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:31,773 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:31,947 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:31,947 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:31,948 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,056 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:32,056 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,056 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,146 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:32,146 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,146 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,232 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:32,233 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,233 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,288 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:32,288 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,288 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,290 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:32,290 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,290 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,292 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:32,292 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,292 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,295 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:32,295 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,295 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,297 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:32,297 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,297 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,299 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:32,299 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,299 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,301 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:32,305 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,305 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,306 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:32,306 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,306 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,307 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:32,308 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,309 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,313 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:32,313 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,313 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,317 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:32,317 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,317 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,320 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:32,320 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,320 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,324 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:32,324 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,324 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,328 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:32,328 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,328 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,332 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:32,333 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,333 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,337 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:32,337 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,337 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,341 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:32,341 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,341 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,345 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:32,345 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:32,345 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:34,262 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:34,262 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:34,262 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:34,329 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:34,331 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:34,331 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:34,401 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:34,401 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:34,401 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:34,486 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:34,486 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:34,486 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:34,578 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:34,578 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:34,578 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:34,665 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:34,665 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:34,665 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:34,901 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:34,902 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:34,902 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:45,914 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:45,915 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:45,915 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:45,917 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:45,918 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:45,918 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:45,921 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:45,921 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:45,921 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:45,924 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:45,924 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:45,924 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:45,927 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:45,927 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:45,927 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:45,931 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:45,932 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:45,932 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:45,935 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:45,935 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:45,935 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:45,936 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:45,936 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:45,936 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:45,938 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:45,938 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:45,938 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:45,944 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:45,944 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:45,944 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:46,078 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:46,078 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:46,079 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:46,088 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:46,088 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:46,088 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:46,094 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:46,094 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:46,094 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:46,101 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:46,101 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:46,101 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:46,110 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:46,110 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:46,110 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:46,117 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:46,117 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:46,117 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:46,124 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:46,124 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:46,124 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:46,131 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:46,131 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:46,131 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:54,128 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:35:54,129 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:54,129 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:54,466 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:35:54,466 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:54,466 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:54,567 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:35:54,567 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:54,567 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:54,688 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:35:54,688 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:54,688 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:54,844 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:35:54,844 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:54,844 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:54,988 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:35:54,988 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:54,988 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:55,195 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:35:55,195 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:55,195 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:57,485 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 33347 states. [2024-05-02 23:35:57,485 INFO L212 cStratifiedReduction]: Copied states 82 times. [2024-05-02 23:35:57,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-02 23:35:57,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-02 23:35:57,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-02 23:35:57,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-02 23:35:57,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-02 23:35:57,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 521 states. [2024-05-02 23:35:57,485 INFO L78 Accepts]: Start accepts. Automaton has currently 37783 states, but on-demand construction may add more states Word has length 227 [2024-05-02 23:35:57,486 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-02 23:35:57,496 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-05-02 23:35:57,692 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 [2024-05-02 23:35:57,692 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-02 23:35:57,693 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-02 23:35:57,693 INFO L85 PathProgramCache]: Analyzing trace with hash -1592363903, now seen corresponding path program 1 times [2024-05-02 23:35:57,693 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-02 23:35:57,693 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2144401187] [2024-05-02 23:35:57,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-02 23:35:57,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-02 23:35:57,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-02 23:36:01,769 INFO L134 CoverageAnalysis]: Checked inductivity of 1958 backedges. 0 proven. 1958 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-02 23:36:01,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-02 23:36:01,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2144401187] [2024-05-02 23:36:01,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2144401187] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-02 23:36:01,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [757047092] [2024-05-02 23:36:01,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-02 23:36:01,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-02 23:36:01,770 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-02 23:36:01,770 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-02 23:36:01,772 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-05-02 23:36:01,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-02 23:36:01,894 INFO L262 TraceCheckSpWp]: Trace formula consists of 439 conjuncts, 86 conjunts are in the unsatisfiable core [2024-05-02 23:36:01,897 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-02 23:36:08,313 INFO L134 CoverageAnalysis]: Checked inductivity of 1958 backedges. 1661 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-02 23:36:08,314 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-02 23:36:20,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1958 backedges. 0 proven. 1958 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-02 23:36:20,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [757047092] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-02 23:36:20,088 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-02 23:36:20,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [83, 83, 83] total 244 [2024-05-02 23:36:20,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436240607] [2024-05-02 23:36:20,088 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-02 23:36:20,089 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 244 states [2024-05-02 23:36:20,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-02 23:36:20,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 244 interpolants. [2024-05-02 23:36:20,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3163, Invalid=56129, Unknown=0, NotChecked=0, Total=59292 [2024-05-02 23:36:20,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-02 23:36:20,097 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-02 23:36:20,100 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 244 states, 244 states have (on average 2.69672131147541) internal successors, (658), 244 states have internal predecessors, (658), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-02 23:36:20,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-02 23:36:20,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-02 23:36:20,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-02 23:36:20,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-02 23:36:20,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-02 23:36:20,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 521 states. [2024-05-02 23:36:20,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-02 23:36:20,101 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-02 23:36:57,758 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:57,758 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:36:57,758 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,760 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:57,760 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,760 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,763 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:57,763 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:36:57,763 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,764 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:57,764 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,764 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,766 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:57,766 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,766 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,768 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:57,768 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,768 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,771 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:57,771 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,771 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,773 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:57,773 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,773 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,775 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:57,775 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,775 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,777 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:57,777 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,777 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,777 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:57,778 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:36:57,778 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,779 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:57,779 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,779 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,930 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:57,930 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,930 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,937 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:57,937 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:36:57,937 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,938 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:57,938 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,938 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,940 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:57,940 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,940 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,944 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:57,944 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,944 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,951 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:57,951 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,951 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,954 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:57,954 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,954 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,958 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:57,958 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,958 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,961 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:57,962 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:57,962 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:58,117 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:58,117 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:58,117 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:58,120 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:58,120 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:58,120 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:58,122 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:58,122 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:58,122 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:58,125 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:58,125 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:58,125 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:58,129 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:58,129 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:58,129 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:58,132 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:58,132 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:58,132 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:58,135 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:58,135 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:58,137 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:58,139 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:58,140 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:58,140 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:10,221 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:38:10,221 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:10,221 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:10,798 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:38:10,798 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:38:10,798 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:10,800 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:38:10,800 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:10,800 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:10,877 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:38:10,877 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:10,877 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:10,973 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:38:10,973 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:10,973 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:11,101 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:38:11,101 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:11,101 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:11,179 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:38:11,179 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:11,179 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:11,277 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:38:11,277 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:11,277 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,849 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:38:22,849 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,849 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,851 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:38:22,851 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,851 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,854 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:38:22,854 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,854 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,868 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:38:22,868 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,868 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,870 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:38:22,870 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,870 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,872 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:38:22,873 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,873 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,875 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:38:22,875 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,875 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,876 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:38:22,876 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,876 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,877 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:38:22,877 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,877 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,882 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:38:22,882 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,882 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,889 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:38:22,890 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,890 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,893 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:38:22,894 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,894 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,897 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:38:22,898 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,898 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,903 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:38:22,903 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,903 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,909 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:38:22,909 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,909 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,913 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:38:22,913 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,914 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,918 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:38:22,918 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,918 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,922 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:38:22,923 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,923 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,966 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:38:22,966 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,967 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,972 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:38:22,972 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,972 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,976 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:38:22,977 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,977 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,982 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:38:22,982 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,982 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,988 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:38:22,988 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,988 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,992 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:38:22,993 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,993 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,997 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:38:22,998 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:22,998 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:23,002 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:38:23,003 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:38:23,005 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:03,030 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:03,030 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:03,030 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:03,134 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:03,134 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:03,135 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:03,184 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:03,185 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:03,185 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:03,250 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:03,251 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:03,251 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:03,325 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:03,325 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:03,325 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:03,394 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:03,395 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:03,395 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:03,468 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:03,469 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:03,469 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,494 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:19,495 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:39:19,495 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,498 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:19,498 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,498 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,504 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:19,505 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:39:19,505 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,507 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:19,507 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,507 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,510 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:19,511 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,511 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,515 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:19,516 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,516 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,520 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:19,520 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,520 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,523 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:19,523 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,523 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,527 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:19,527 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,527 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,531 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:19,531 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,531 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,532 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:19,532 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:39:19,532 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,535 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:19,535 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,535 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,690 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:19,690 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,690 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,707 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:19,708 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:39:19,708 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,710 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:19,710 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,710 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,715 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:19,715 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,715 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,721 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:19,721 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,722 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,729 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:19,729 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,729 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,735 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:19,735 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,735 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,740 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:19,741 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,741 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,747 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:19,747 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,747 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,903 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:19,903 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,903 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,931 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:19,932 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:39:19,932 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,934 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:19,934 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,934 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,938 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:19,939 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,939 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,944 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:19,944 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,944 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,950 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:19,950 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,950 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,955 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:19,956 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,956 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,961 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:19,961 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,961 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,966 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:19,966 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:19,966 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:20,346 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:20,346 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:20,346 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:20,351 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:20,351 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:20,351 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:20,356 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:20,356 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:20,356 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:20,362 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:20,363 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:20,363 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:20,369 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:20,370 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:20,370 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:20,375 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:20,375 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:20,375 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:20,381 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:20,381 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:20,381 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:20,393 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:20,393 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:20,393 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:39,903 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:39,903 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:39,903 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:41,277 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:41,277 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:40:41,277 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:41,290 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:41,290 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:41,290 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:41,740 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:41,740 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:41,740 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:42,018 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:42,018 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:42,018 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:42,417 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:42,417 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:42,417 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:42,708 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:42,709 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:42,709 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:43,030 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:43,030 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:43,031 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:57,770 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:57,771 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:57,771 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:57,777 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:57,777 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:57,777 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:57,786 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:57,787 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:57,787 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:57,794 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:57,795 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:57,795 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:57,803 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:57,804 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:57,804 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:57,811 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:57,811 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:57,811 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:57,819 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:57,819 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:57,819 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:57,824 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:57,824 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:57,824 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:57,828 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:57,828 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:57,828 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:57,851 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:57,852 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:57,852 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:57,999 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:58,000 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,001 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,032 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:58,032 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,032 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,055 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:58,055 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,055 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,074 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:58,074 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,074 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,098 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:58,098 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,098 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,116 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:58,116 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,116 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,137 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:58,137 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,138 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,153 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:58,154 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,154 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,294 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:58,294 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,294 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,329 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:58,330 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,330 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,352 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:58,352 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,352 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,380 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:58,380 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,380 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,403 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:58,404 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,404 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,424 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:58,424 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,424 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,448 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:58,449 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,452 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,479 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:58,480 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,480 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,761 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:58,762 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,762 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,776 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:58,776 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,776 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,790 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:58,790 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,790 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,807 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:58,808 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,808 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,825 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:58,825 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,825 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,842 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:58,842 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,842 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,857 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:58,858 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,858 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,877 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:58,877 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:58,877 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:52,115 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:52,115 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:52,115 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:52,971 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:52,972 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:52,972 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:53,693 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:53,693 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:53,693 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:54,447 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:54,447 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:54,447 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:55,246 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:55,246 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:55,246 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:56,099 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:56,099 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:56,099 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:56,830 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:56,830 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:56,831 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:57,684 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:57,684 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:57,684 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:57,720 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:57,720 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:57,720 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:57,752 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:57,753 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:57,753 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:57,783 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:57,783 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:57,783 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:57,811 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:57,812 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:57,812 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:57,842 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:57,842 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:57,842 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:57,871 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:57,871 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:57,871 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:57,880 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:57,880 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:57,880 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:57,897 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:57,897 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:57,897 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:57,955 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:57,955 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:57,956 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:57,989 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:57,990 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:57,990 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:58,049 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:58,049 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:58,049 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:58,111 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:58,111 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:58,111 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:58,171 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:58,171 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:58,171 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:58,232 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:58,232 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:58,232 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:58,293 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:58,293 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:58,294 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:58,353 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:58,354 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:58,354 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:58,413 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:58,413 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:58,413 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:58,719 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:58,720 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:58,720 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:58,781 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:58,782 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:58,782 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:58,840 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:58,840 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:58,841 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:58,903 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:58,904 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:58,904 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:58,969 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:58,970 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:58,970 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:59,031 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:59,031 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:59,031 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:59,092 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:59,092 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:59,092 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:59,155 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:59,155 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:59,155 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:59,690 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:59,690 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:59,690 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:59,752 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:59,752 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:59,753 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:59,815 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:59,815 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:59,815 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:59,878 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:59,879 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:59,879 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:59,944 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:59,944 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:59,944 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:43:00,012 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:43:00,013 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:43:00,013 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:43:00,084 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:43:00,084 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:43:00,084 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:43:00,149 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:43:00,149 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:43:00,149 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] Received shutdown request... [2024-05-02 23:44:06,125 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-02 23:44:06,125 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-02 23:44:06,125 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-02 23:44:06,130 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 79913 states. [2024-05-02 23:44:06,130 INFO L212 cStratifiedReduction]: Copied states 330 times. [2024-05-02 23:44:06,136 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-05-02 23:44:06,337 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 [2024-05-02 23:44:06,337 WARN L619 AbstractCegarLoop]: Verification canceled: while QuantifierPusher was running 1 iterations on subformula. [2024-05-02 23:44:06,343 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-05-02 23:44:06,490 INFO L445 BasicCegarLoop]: Path program histogram: [5, 1, 1] [2024-05-02 23:44:06,491 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was TIMEOUT (1/3) [2024-05-02 23:44:06,501 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-02 23:44:06,501 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-05-02 23:44:06,505 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.05 11:44:06 BasicIcfg [2024-05-02 23:44:06,505 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-02 23:44:06,520 INFO L158 Benchmark]: Toolchain (without parser) took 834303.73ms. Allocated memory was 164.6MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 95.8MB in the beginning and 887.6MB in the end (delta: -791.8MB). Peak memory consumption was 1.9GB. Max. memory is 8.0GB. [2024-05-02 23:44:06,520 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 164.6MB. Free memory is still 103.3MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-02 23:44:06,520 INFO L158 Benchmark]: CACSL2BoogieTranslator took 342.76ms. Allocated memory is still 164.6MB. Free memory was 95.7MB in the beginning and 129.6MB in the end (delta: -33.9MB). Peak memory consumption was 21.9MB. Max. memory is 8.0GB. [2024-05-02 23:44:06,521 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.39ms. Allocated memory is still 164.6MB. Free memory was 129.6MB in the beginning and 127.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-02 23:44:06,521 INFO L158 Benchmark]: Boogie Preprocessor took 32.45ms. Allocated memory is still 164.6MB. Free memory was 127.5MB in the beginning and 126.0MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-02 23:44:06,521 INFO L158 Benchmark]: RCFGBuilder took 312.35ms. Allocated memory is still 164.6MB. Free memory was 126.0MB in the beginning and 111.8MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2024-05-02 23:44:06,521 INFO L158 Benchmark]: TraceAbstraction took 833548.93ms. Allocated memory was 164.6MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 110.8MB in the beginning and 887.6MB in the end (delta: -776.9MB). Peak memory consumption was 1.9GB. Max. memory is 8.0GB. [2024-05-02 23:44:06,526 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 164.6MB. Free memory is still 103.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 342.76ms. Allocated memory is still 164.6MB. Free memory was 95.7MB in the beginning and 129.6MB in the end (delta: -33.9MB). Peak memory consumption was 21.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 48.39ms. Allocated memory is still 164.6MB. Free memory was 129.6MB in the beginning and 127.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 32.45ms. Allocated memory is still 164.6MB. Free memory was 127.5MB in the beginning and 126.0MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 312.35ms. Allocated memory is still 164.6MB. Free memory was 126.0MB in the beginning and 111.8MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 833548.93ms. Allocated memory was 164.6MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 110.8MB in the beginning and 887.6MB in the end (delta: -776.9MB). Peak memory consumption was 1.9GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 244193, independent: 228443, independent conditional: 228443, independent unconditional: 0, dependent: 15750, dependent conditional: 15750, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 229063, independent: 228443, independent conditional: 228443, independent unconditional: 0, dependent: 620, dependent conditional: 620, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 229063, independent: 228443, independent conditional: 228443, independent unconditional: 0, dependent: 620, dependent conditional: 620, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 233246, independent: 228443, independent conditional: 0, independent unconditional: 228443, dependent: 4803, dependent conditional: 4183, dependent unconditional: 620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 233246, independent: 228443, independent conditional: 0, independent unconditional: 228443, dependent: 4803, dependent conditional: 0, dependent unconditional: 4803, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 233246, independent: 228443, independent conditional: 0, independent unconditional: 228443, dependent: 4803, dependent conditional: 0, dependent unconditional: 4803, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 229063, independent: 228443, independent conditional: 0, independent unconditional: 228443, dependent: 620, dependent conditional: 0, dependent unconditional: 620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 229063, independent: 228443, independent conditional: 0, independent unconditional: 228443, dependent: 620, dependent conditional: 0, dependent unconditional: 620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 620, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 620, dependent conditional: 0, dependent unconditional: 620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 620, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 620, dependent conditional: 0, dependent unconditional: 620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 620, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 620, dependent conditional: 0, dependent unconditional: 620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 702, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 702, dependent conditional: 0, dependent unconditional: 702, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 233246, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 4183, dependent conditional: 0, dependent unconditional: 4183, unknown: 229063, unknown conditional: 0, unknown unconditional: 229063] , Statistics on independence cache: Total cache size (in pairs): 229063, Positive cache size: 228443, Positive conditional cache size: 0, Positive unconditional cache size: 228443, Negative cache size: 620, Negative conditional cache size: 0, Negative unconditional cache size: 620, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 4183, Maximal queried relation: 7, Independence queries for same thread: 15130 - StatisticsResult: Reduction benchmarks 23.2ms Time before loop, 879.4ms Time in loop, 0.9s Time in total, Has Loop: 1, wrong guesses: 0, overall guesses: 67, Reduction States: 694, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 30.3ms Time before loop, 457.8ms Time in loop, 0.5s Time in total, Has Loop: 1, wrong guesses: 3, overall guesses: 59, Reduction States: 694, Duplicate States: 23, Protected Variables: 1 - StatisticsResult: Reduction benchmarks 66.4ms Time before loop, 3.5ms Time in loop, 0.1s Time in total, Has Loop: 1, wrong guesses: 0, overall guesses: 1, Reduction States: 159, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 137.9ms Time before loop, 2.0ms Time in loop, 0.1s Time in total, Has Loop: 1, wrong guesses: 0, overall guesses: 1, Reduction States: 244, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 437.7ms Time before loop, 2.8ms Time in loop, 0.4s Time in total, Has Loop: 1, wrong guesses: 0, overall guesses: 1, Reduction States: 413, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 1016.1ms Time before loop, 4.7ms Time in loop, 1.0s Time in total, Has Loop: 1, wrong guesses: 0, overall guesses: 1, Reduction States: 603, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 17766.4ms Time before loop, 299537.8ms Time in loop, 317.3s Time in total, Has Loop: 1, wrong guesses: 10, overall guesses: 158, Reduction States: 33347, Duplicate States: 82, Protected Variables: 11 - StatisticsResult: Reduction benchmarks 18551.2ms Time before loop, 447478.1ms Time in loop, 466.0s Time in total, Has Loop: 1, wrong guesses: 11, overall guesses: 192, Reduction States: 79913, Duplicate States: 330, Protected Variables: 11 - StatisticsResult: Visitor Statistics States: 651, Transitions: 783, Traversal time: 0.9s - StatisticsResult: Visitor Statistics States: 581, Transitions: 705, Traversal time: 0.5s - StatisticsResult: Visitor Statistics States: 72, Transitions: 72, Traversal time: 0.1s - StatisticsResult: Visitor Statistics States: 100, Transitions: 100, Traversal time: 0.1s - StatisticsResult: Visitor Statistics States: 156, Transitions: 156, Traversal time: 0.4s - StatisticsResult: Visitor Statistics States: 219, Transitions: 219, Traversal time: 1.0s - StatisticsResult: Visitor Statistics States: 32860, Transitions: 40188, Traversal time: 317.3s - StatisticsResult: Visitor Statistics States: 79428, Transitions: 97201, Traversal time: 466.0s - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 24, RedundantProofs: 6, ProvenStates: 15057, Times there's more than one choice: 14998, Avg number of choices: 6.69110712625357 - TimeoutResultAtElement [Line: 681]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while QuantifierPusher was running 1 iterations on subformula. - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 5 procedures, 112 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 833.4s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 786.4s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 1190, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 44.1s InterpolantComputationTime, 1704 NumberOfCodeBlocks, 1704 NumberOfCodeBlocksAsserted, 46 NumberOfCheckSat, 2512 ConstructedInterpolants, 0 QuantifiedInterpolants, 22615 SizeOfPredicates, 208 NumberOfNonLiveVariables, 1709 ConjunctsInSsa, 227 ConjunctsInUnsatCore, 19 InterpolantComputations, 1 PerfectInterpolantSequences, 3322/14529 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown