/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_safe-12.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.dynamic-abstractions-e23131f-m [2024-05-02 23:30:10,317 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-02 23:30:10,377 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2024-05-02 23:30:10,382 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-02 23:30:10,382 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-02 23:30:10,383 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-05-02 23:30:10,406 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-02 23:30:10,406 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-02 23:30:10,407 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-02 23:30:10,410 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-02 23:30:10,410 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-02 23:30:10,410 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-02 23:30:10,410 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-02 23:30:10,411 INFO L153 SettingsManager]: * Use SBE=true [2024-05-02 23:30:10,411 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-02 23:30:10,412 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-02 23:30:10,412 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-02 23:30:10,412 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-02 23:30:10,412 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-02 23:30:10,412 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-02 23:30:10,412 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-02 23:30:10,413 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-02 23:30:10,413 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-02 23:30:10,413 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-02 23:30:10,413 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-02 23:30:10,413 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-02 23:30:10,413 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-02 23:30:10,414 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-02 23:30:10,414 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-02 23:30:10,414 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-02 23:30:10,415 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-02 23:30:10,415 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-02 23:30:10,415 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-02 23:30:10,415 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2024-05-02 23:30:10,415 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-02 23:30:10,416 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-02 23:30:10,416 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2024-05-02 23:30:10,416 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2024-05-02 23:30:10,416 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-02 23:30:10,416 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-02 23:30:10,416 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-02 23:30:10,416 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2024-05-02 23:30:10,657 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-02 23:30:10,677 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-02 23:30:10,679 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-02 23:30:10,680 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-02 23:30:10,681 INFO L274 PluginConnector]: CDTParser initialized [2024-05-02 23:30:10,681 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread/fib_safe-12.i [2024-05-02 23:30:11,641 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-02 23:30:11,802 INFO L384 CDTParser]: Found 1 translation units. [2024-05-02 23:30:11,802 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/fib_safe-12.i [2024-05-02 23:30:11,812 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/8eeb749c1/118212c14dd94a768b8e7478dba8847b/FLAG552654a96 [2024-05-02 23:30:11,821 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/8eeb749c1/118212c14dd94a768b8e7478dba8847b [2024-05-02 23:30:11,823 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-02 23:30:11,824 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-02 23:30:11,824 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-02 23:30:11,824 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-02 23:30:11,828 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-02 23:30:11,828 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.05 11:30:11" (1/1) ... [2024-05-02 23:30:11,829 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e4b3669 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:30:11, skipping insertion in model container [2024-05-02 23:30:11,829 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.05 11:30:11" (1/1) ... [2024-05-02 23:30:11,857 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-02 23:30:12,090 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_safe-12.i[30241,30254] [2024-05-02 23:30:12,111 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-02 23:30:12,119 INFO L202 MainTranslator]: Completed pre-run [2024-05-02 23:30:12,151 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_safe-12.i[30241,30254] [2024-05-02 23:30:12,155 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-02 23:30:12,187 INFO L206 MainTranslator]: Completed translation [2024-05-02 23:30:12,188 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:30:12 WrapperNode [2024-05-02 23:30:12,188 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-02 23:30:12,189 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-02 23:30:12,189 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-02 23:30:12,189 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-02 23:30:12,195 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 23:30:12,223 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 23:30:12,268 INFO L138 Inliner]: procedures = 165, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2024-05-02 23:30:12,268 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-02 23:30:12,269 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-02 23:30:12,269 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-02 23:30:12,269 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-02 23:30:12,274 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 23:30:12,275 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 23:30:12,283 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 23:30:12,283 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 23:30:12,290 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 23:30:12,292 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 23:30:12,293 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 23:30:12,294 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 23:30:12,295 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-02 23:30:12,296 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-02 23:30:12,296 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-02 23:30:12,296 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-02 23:30:12,297 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 23:30:12,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-02 23:30:12,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-02 23:30:12,333 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 23:30:12,352 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 23:30:12,374 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-05-02 23:30:12,374 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-05-02 23:30:12,374 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-05-02 23:30:12,374 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-05-02 23:30:12,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-02 23:30:12,374 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-02 23:30:12,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-02 23:30:12,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-02 23:30:12,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-02 23:30:12,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-02 23:30:12,376 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-02 23:30:12,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-02 23:30:12,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-02 23:30:12,377 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 23:30:12,490 INFO L241 CfgBuilder]: Building ICFG [2024-05-02 23:30:12,492 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-02 23:30:12,624 INFO L282 CfgBuilder]: Performing block encoding [2024-05-02 23:30:12,631 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-02 23:30:12,631 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2024-05-02 23:30:12,631 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.05 11:30:12 BoogieIcfgContainer [2024-05-02 23:30:12,632 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-02 23:30:12,633 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-02 23:30:12,633 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-02 23:30:12,636 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-02 23:30:12,636 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.05 11:30:11" (1/3) ... [2024-05-02 23:30:12,636 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ebda854 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 23:30:12,636 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 23:30:12,637 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ebda854 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 23:30:12,637 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 23:30:12,637 INFO L112 eAbstractionObserver]: Analyzing ICFG fib_safe-12.i [2024-05-02 23:30:12,647 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-02 23:30:12,655 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-02 23:30:12,656 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-02 23:30:12,656 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-02 23:30:12,717 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-02 23:30:12,754 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-02 23:30:12,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-02 23:30:12,755 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-02 23:30:12,757 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 23:30:12,761 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 23:30:12,794 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-02 23:30:12,800 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-05-02 23:30:12,805 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;@6879b0ae, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-02 23:30:12,805 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-02 23:30:12,811 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-02 23:30:12,893 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:12,893 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:12,893 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:12,906 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:12,907 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:12,907 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:12,919 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:12,919 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:12,919 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:12,932 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:12,932 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:12,933 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:12,941 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:12,941 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:12,941 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:12,950 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:12,950 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:12,951 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:12,965 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:12,965 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:12,965 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:12,988 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:12,993 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:12,993 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:12,994 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:12,994 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:12,994 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,023 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,024 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,024 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,059 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,062 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,062 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,075 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,076 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,076 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,090 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,090 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,090 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,098 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,098 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,098 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,113 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,113 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,114 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,120 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,121 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,121 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,128 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,128 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,128 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,140 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,140 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,140 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,157 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,157 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,157 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,157 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,157 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,158 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,167 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,167 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,167 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,177 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,177 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,177 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,187 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,188 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,188 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,196 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,196 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,196 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,203 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,203 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,203 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,210 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,211 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,211 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,216 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,216 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,240 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,247 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,247 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,247 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,254 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,254 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,254 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,262 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,262 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,262 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,262 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,262 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,262 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,267 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,268 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,268 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,274 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,274 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,274 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,281 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,282 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,282 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,287 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,287 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,287 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,292 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,292 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,292 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,298 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,298 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,299 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,311 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,313 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,313 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,318 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,318 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,318 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,324 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,325 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,325 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,333 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,333 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,333 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,333 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,333 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,333 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,341 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,342 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,342 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,349 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,350 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,350 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,357 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,357 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,357 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,371 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,371 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,371 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,376 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,376 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,376 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,381 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,381 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,381 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,385 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,385 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,385 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,391 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,392 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,392 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,399 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,399 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,399 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,405 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,405 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,405 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,405 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,406 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,406 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,412 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,412 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,412 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,418 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,418 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,418 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,424 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,425 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,425 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,432 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,432 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,432 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,439 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,439 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,439 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,444 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,445 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,445 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,451 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,451 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,451 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,455 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,455 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,455 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,462 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,462 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,462 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,469 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,469 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,470 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,470 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,470 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,470 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,474 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,475 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,475 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,481 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,481 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,481 INFO L370 cStratifiedReduction]: Actual level: [] [2024-05-02 23:30:13,483 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 694 states. [2024-05-02 23:30:13,483 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-02 23:30:13,486 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 23:30:13,488 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-02 23:30:13,489 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-02 23:30:13,495 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-02 23:30:13,495 INFO L85 PathProgramCache]: Analyzing trace with hash 721324376, now seen corresponding path program 1 times [2024-05-02 23:30:13,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-02 23:30:13,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784236445] [2024-05-02 23:30:13,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-02 23:30:13,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-02 23:30:13,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-02 23:30:13,810 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 23:30:13,810 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-02 23:30:13,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784236445] [2024-05-02 23:30:13,811 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [784236445] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-02 23:30:13,811 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-02 23:30:13,811 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-02 23:30:13,812 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [136572425] [2024-05-02 23:30:13,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-02 23:30:13,817 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-02 23:30:13,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-02 23:30:13,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-02 23:30:13,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-02 23:30:13,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-02 23:30:13,837 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-02 23:30:13,838 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 23:30:13,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-02 23:30:13,838 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-02 23:30:13,874 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,874 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,874 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:13,878 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,878 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:13,878 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:13,883 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,883 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:13,883 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:13,893 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,893 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:13,894 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:13,900 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,900 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:13,901 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:13,905 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,909 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:30:13,909 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:13,912 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,912 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:13,912 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:13,916 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,916 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:13,916 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:13,922 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,922 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:13,922 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:13,929 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,929 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:13,929 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:13,929 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: [~x~0] [2024-05-02 23:30:13,932 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,932 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:13,933 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [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: [~x~0] [2024-05-02 23:30:13,937 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:13,945 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,945 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:13,945 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:13,950 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,950 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:13,950 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:13,955 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,955 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:13,955 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:13,959 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,959 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:13,959 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:13,963 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,964 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:13,964 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:13,966 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,967 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:13,967 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:13,970 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,970 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:13,971 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:13,975 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,975 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:13,976 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:13,981 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,981 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:13,981 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:13,981 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,981 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:13,981 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:13,985 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,985 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:13,986 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:13,990 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,992 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:13,992 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:13,999 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:13,999 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,000 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,014 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,014 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,014 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,018 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,018 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,018 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,023 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,023 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,023 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,025 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,026 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,026 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,030 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,030 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,030 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,035 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,035 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,035 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,041 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,041 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,041 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,041 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,041 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,041 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [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: [~x~0] [2024-05-02 23:30:14,045 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,049 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,049 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,050 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,054 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,054 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,054 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,059 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,060 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,060 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,063 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,063 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,063 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,068 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,068 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,068 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,070 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,071 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,071 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,074 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,075 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,075 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,079 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,080 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,080 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,086 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,086 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,086 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,086 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,086 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,086 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,090 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,090 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,091 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,096 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,096 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,096 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,101 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,101 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,102 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,107 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,107 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,108 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,156 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,156 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,156 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,163 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,163 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,163 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,167 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,170 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,170 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,203 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,204 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,204 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,209 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,209 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,209 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,227 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,228 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,228 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,228 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,228 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,228 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,233 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,234 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,234 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,239 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:30:14,239 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:30:14,240 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:30:14,241 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 694 states. [2024-05-02 23:30:14,241 INFO L212 cStratifiedReduction]: Copied states 23 times. [2024-05-02 23:30:14,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-02 23:30:14,241 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 23:30:14,242 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-02 23:30:14,242 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-02 23:30:14,242 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-02 23:30:14,243 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-02 23:30:14,243 INFO L85 PathProgramCache]: Analyzing trace with hash -544627393, now seen corresponding path program 1 times [2024-05-02 23:30:14,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-02 23:30:14,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [180554897] [2024-05-02 23:30:14,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-02 23:30:14,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-02 23:30:14,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-02 23:30:14,414 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 23:30:14,415 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-02 23:30:14,415 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [180554897] [2024-05-02 23:30:14,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [180554897] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-02 23:30:14,415 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1329721590] [2024-05-02 23:30:14,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-02 23:30:14,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-02 23:30:14,416 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-02 23:30:14,454 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 23:30:14,456 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 23:30:14,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-02 23:30:14,547 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-02 23:30:14,551 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-02 23:30:14,599 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 23:30:14,599 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-02 23:30:14,630 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 23:30:14,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1329721590] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-02 23:30:14,630 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-02 23:30:14,630 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-05-02 23:30:14,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086228048] [2024-05-02 23:30:14,631 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-02 23:30:14,632 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-05-02 23:30:14,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-02 23:30:14,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-02 23:30:14,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-05-02 23:30:14,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-02 23:30:14,634 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-02 23:30:14,635 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 23:30:14,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-02 23:30:14,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-02 23:30:14,635 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-02 23:30:14,702 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 159 states. [2024-05-02 23:30:14,702 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-02 23:30:14,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-02 23:30:14,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-02 23:30:14,704 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 23:30:14,705 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-02 23:30:14,713 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 23:30:14,910 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 23:30:14,910 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-02 23:30:14,911 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-02 23:30:14,911 INFO L85 PathProgramCache]: Analyzing trace with hash 587621151, now seen corresponding path program 2 times [2024-05-02 23:30:14,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-02 23:30:14,911 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754787793] [2024-05-02 23:30:14,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-02 23:30:14,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-02 23:30:14,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-02 23:30:15,082 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 23:30:15,083 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-02 23:30:15,083 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754787793] [2024-05-02 23:30:15,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1754787793] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-02 23:30:15,083 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [59886075] [2024-05-02 23:30:15,083 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-02 23:30:15,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-02 23:30:15,083 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-02 23:30:15,085 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 23:30:15,101 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 23:30:15,173 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-02 23:30:15,173 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-02 23:30:15,174 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 8 conjunts are in the unsatisfiable core [2024-05-02 23:30:15,176 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-02 23:30:15,214 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 23:30:15,214 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-02 23:30:15,293 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 23:30:15,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [59886075] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-02 23:30:15,296 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-02 23:30:15,296 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2024-05-02 23:30:15,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1121898393] [2024-05-02 23:30:15,297 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-02 23:30:15,298 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-05-02 23:30:15,298 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-02 23:30:15,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-05-02 23:30:15,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-05-02 23:30:15,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-02 23:30:15,300 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-02 23:30:15,300 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 23:30:15,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-02 23:30:15,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-02 23:30:15,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-02 23:30:15,301 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-02 23:30:15,440 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 244 states. [2024-05-02 23:30:15,440 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-02 23:30:15,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-02 23:30:15,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-02 23:30:15,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-02 23:30:15,440 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 23:30:15,443 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-02 23:30:15,448 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-05-02 23:30:15,648 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 23:30:15,648 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-02 23:30:15,648 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-02 23:30:15,648 INFO L85 PathProgramCache]: Analyzing trace with hash -838301985, now seen corresponding path program 3 times [2024-05-02 23:30:15,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-02 23:30:15,649 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811301902] [2024-05-02 23:30:15,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-02 23:30:15,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-02 23:30:15,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-02 23:30:15,880 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 23:30:15,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-02 23:30:15,880 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811301902] [2024-05-02 23:30:15,880 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [811301902] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-02 23:30:15,880 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [44429274] [2024-05-02 23:30:15,880 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-02 23:30:15,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-02 23:30:15,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-02 23:30:15,882 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 23:30:15,908 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 23:30:15,954 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2024-05-02 23:30:15,955 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-02 23:30:15,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 16 conjunts are in the unsatisfiable core [2024-05-02 23:30:15,960 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-02 23:30:16,020 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 23:30:16,020 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-02 23:30:16,277 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 23:30:16,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [44429274] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-02 23:30:16,278 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-02 23:30:16,278 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 34 [2024-05-02 23:30:16,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177025423] [2024-05-02 23:30:16,279 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-02 23:30:16,279 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-05-02 23:30:16,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-02 23:30:16,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-05-02 23:30:16,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=306, Invalid=816, Unknown=0, NotChecked=0, Total=1122 [2024-05-02 23:30:16,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-02 23:30:16,281 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-02 23:30:16,281 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 23:30:16,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-02 23:30:16,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-02 23:30:16,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-02 23:30:16,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-02 23:30:16,281 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-02 23:30:16,719 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 413 states. [2024-05-02 23:30:16,719 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-02 23:30:16,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-02 23:30:16,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-02 23:30:16,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-02 23:30:16,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-02 23:30:16,719 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 23:30:16,721 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-02 23:30:16,726 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 23:30:16,926 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 23:30:16,927 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-02 23:30:16,927 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-02 23:30:16,927 INFO L85 PathProgramCache]: Analyzing trace with hash -747147681, now seen corresponding path program 4 times [2024-05-02 23:30:16,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-02 23:30:16,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758034389] [2024-05-02 23:30:16,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-02 23:30:16,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-02 23:30:16,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-02 23:30:17,574 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 23:30:17,574 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-02 23:30:17,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758034389] [2024-05-02 23:30:17,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [758034389] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-02 23:30:17,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [990995552] [2024-05-02 23:30:17,574 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-02 23:30:17,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-02 23:30:17,574 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-02 23:30:17,575 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 23:30:17,602 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 23:30:17,657 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-02 23:30:17,657 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-02 23:30:17,659 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-02 23:30:17,661 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-02 23:30:17,762 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 23:30:17,762 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-02 23:30:18,416 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 23:30:18,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [990995552] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-02 23:30:18,416 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-02 23:30:18,416 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33, 33] total 55 [2024-05-02 23:30:18,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751201733] [2024-05-02 23:30:18,417 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-02 23:30:18,417 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2024-05-02 23:30:18,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-02 23:30:18,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2024-05-02 23:30:18,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=783, Invalid=2187, Unknown=0, NotChecked=0, Total=2970 [2024-05-02 23:30:18,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-02 23:30:18,419 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-02 23:30:18,420 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 55 states have (on average 4.254545454545455) internal successors, (234), 55 states have internal predecessors, (234), 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 23:30:18,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-02 23:30:18,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-02 23:30:18,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-02 23:30:18,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-02 23:30:18,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-02 23:30:18,420 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-02 23:30:19,525 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 645 states. [2024-05-02 23:30:19,525 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-02 23:30:19,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-02 23:30:19,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-02 23:30:19,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-02 23:30:19,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-02 23:30:19,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-05-02 23:30:19,526 INFO L78 Accepts]: Start accepts. Automaton has currently 646 states, but on-demand construction may add more states Word has length 232 [2024-05-02 23:30:19,526 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-02 23:30:19,534 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-05-02 23:30:19,732 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 23:30:19,732 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-02 23:30:19,732 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-02 23:30:19,732 INFO L85 PathProgramCache]: Analyzing trace with hash 566755576, now seen corresponding path program 5 times [2024-05-02 23:30:19,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-02 23:30:19,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340222500] [2024-05-02 23:30:19,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-02 23:30:19,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-02 23:30:19,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-02 23:30:24,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2301 backedges. 0 proven. 2301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-02 23:30:24,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-02 23:30:24,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340222500] [2024-05-02 23:30:24,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1340222500] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-02 23:30:24,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [92395685] [2024-05-02 23:30:24,589 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-02 23:30:24,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-02 23:30:24,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-02 23:30:24,590 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 23:30:24,592 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 23:30:24,705 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 27 check-sat command(s) [2024-05-02 23:30:24,706 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-02 23:30:24,708 INFO L262 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 87 conjunts are in the unsatisfiable core [2024-05-02 23:30:24,713 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-02 23:30:32,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2301 backedges. 1980 proven. 321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-02 23:30:32,947 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-02 23:30:43,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2301 backedges. 0 proven. 2301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-02 23:30:43,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [92395685] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-02 23:30:43,105 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-02 23:30:43,105 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [87, 87, 87] total 253 [2024-05-02 23:30:43,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139343567] [2024-05-02 23:30:43,105 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-02 23:30:43,106 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 253 states [2024-05-02 23:30:43,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-02 23:30:43,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 253 interpolants. [2024-05-02 23:30:43,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3662, Invalid=60094, Unknown=0, NotChecked=0, Total=63756 [2024-05-02 23:30:43,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-02 23:30:43,118 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-02 23:30:43,119 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 253 states, 253 states have (on average 2.644268774703557) internal successors, (669), 253 states have internal predecessors, (669), 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 23:30:43,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-02 23:30:43,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-02 23:30:43,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-02 23:30:43,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-02 23:30:43,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-05-02 23:30:43,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-02 23:30:43,120 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-02 23:31:26,857 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:26,858 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:31:26,858 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:26,860 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:26,860 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:26,860 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:26,864 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:26,864 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:31:26,864 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:26,867 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:26,867 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:26,868 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:26,870 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:26,870 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:26,870 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:26,874 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:26,874 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:26,874 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:26,878 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:26,878 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:26,878 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:26,880 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:26,880 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:26,880 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:26,883 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:26,883 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:26,883 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:26,885 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:26,886 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:26,886 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:26,886 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:26,886 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:31:26,886 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:26,888 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:26,888 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:26,888 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:27,046 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:27,046 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:27,047 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:27,055 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:27,055 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:31:27,055 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:27,056 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:27,056 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:27,056 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:27,059 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:27,059 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:27,059 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:27,064 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:27,064 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:27,064 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:27,070 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:27,070 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:27,070 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:27,074 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:27,074 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:27,074 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:27,078 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:27,078 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:27,078 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:31:27,082 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:31:27,083 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:31:27,083 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:06,710 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:06,711 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:06,711 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:07,130 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:07,130 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:32:07,130 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:07,131 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:07,131 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:07,131 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:07,203 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:07,203 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:07,204 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:07,284 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:07,284 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:07,284 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:07,400 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:07,401 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:07,401 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:07,472 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:07,472 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:07,472 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:07,618 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:07,618 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:07,618 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:19,590 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:19,590 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:19,590 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:19,592 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:19,592 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:19,592 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:19,594 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:19,594 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:19,594 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:19,597 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:19,597 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:19,597 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:19,600 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:19,600 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:19,600 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:19,602 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:19,602 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:19,603 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:19,605 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:19,605 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:19,605 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:19,607 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:19,607 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:19,607 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:19,608 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:19,608 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:19,608 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:19,612 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:19,613 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:19,613 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:19,616 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:19,616 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:19,616 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:19,619 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:19,619 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:19,619 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:19,622 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:19,623 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:19,623 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:19,627 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:19,627 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:19,627 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:19,630 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:19,631 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:19,631 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:19,634 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:19,634 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:19,634 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:19,638 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:19,638 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:19,638 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:43,817 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:43,817 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:43,817 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:43,893 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:43,893 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:43,893 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:43,932 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:43,932 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:43,932 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:43,992 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:43,992 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:43,992 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:44,130 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:44,131 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:44,131 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:44,187 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:44,188 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:44,188 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:32:44,255 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:32:44,255 INFO L369 cStratifiedReduction]: Guessed abstraction level: [~x~0] [2024-05-02 23:32:44,255 INFO L370 cStratifiedReduction]: Actual level: [~x~0] [2024-05-02 23:33:02,050 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:02,051 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:33:02,051 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:02,053 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:02,053 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:02,053 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:02,059 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:02,059 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:33:02,059 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:02,060 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:02,060 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:02,060 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:02,062 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:02,063 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:02,063 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:02,066 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:02,066 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:02,066 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:02,069 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:02,069 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:02,070 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:02,072 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:02,072 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:02,072 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:02,075 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:02,075 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:02,075 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:02,078 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:02,078 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 23:33:02,078 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:02,078 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:02,078 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:33:02,078 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:02,080 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:02,080 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:02,080 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:02,256 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:02,256 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:02,256 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:02,271 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:02,272 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:33:02,272 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:02,273 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:02,273 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:02,273 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:02,276 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:02,276 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:02,276 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:02,280 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:02,280 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:02,280 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:02,286 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:02,286 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:02,286 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:02,290 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:02,290 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 23:33:02,290 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 23:33:02,294 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:02,294 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 23:33:02,294 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 23:33:02,298 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:33:02,298 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:33:02,298 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:19,249 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:19,249 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:19,249 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:20,476 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:20,477 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:34:20,477 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:20,478 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:20,478 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:20,478 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:20,599 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:20,600 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:20,600 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:20,738 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:20,738 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:20,738 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:20,964 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:20,964 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:20,964 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:21,069 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:21,070 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:21,070 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:21,260 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:21,260 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:21,260 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:36,300 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:36,300 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:36,301 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:36,303 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:36,303 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:36,303 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:36,306 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:36,306 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 23:34:36,306 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 23:34:36,309 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:36,309 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:36,309 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 23:34:36,311 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:36,311 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:36,311 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:36,314 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:36,315 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:36,315 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:36,317 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:36,317 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 23:34:36,317 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 23:34:36,318 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:36,318 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:36,318 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:36,319 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:36,319 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:36,320 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 23:34:36,324 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:36,324 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 23:34:36,324 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 23:34:36,456 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:36,456 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:36,457 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:36,463 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:36,463 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:36,463 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:36,468 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:36,468 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:36,468 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:36,473 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:36,473 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:36,473 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:36,480 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:36,480 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 23:34:36,480 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 23:34:36,485 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:36,485 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:36,485 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:36,490 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:36,490 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:36,491 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:36,496 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:34:36,496 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:34:36,496 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:58,162 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:35:58,162 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:58,162 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:58,381 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:35:58,381 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 23:35:58,381 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 23:35:58,463 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:35:58,463 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:58,463 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:58,564 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:35:58,564 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:58,564 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:58,715 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:35:58,716 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:58,716 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:58,821 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:35:58,821 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:58,822 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:58,935 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:35:58,935 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 23:35:58,935 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 23:35:59,009 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:35:59,009 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:59,010 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:59,012 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:35:59,012 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:59,012 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:59,015 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:35:59,015 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:59,015 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:59,019 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:35:59,019 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:59,019 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:59,021 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:35:59,021 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:59,022 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:59,025 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:35:59,025 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:59,025 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:59,028 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:35:59,028 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:59,028 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:59,029 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:35:59,029 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:59,029 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:59,030 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:35:59,030 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 23:35:59,030 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 23:35:59,036 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:35:59,036 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:59,036 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:59,041 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:35:59,041 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:59,041 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:59,045 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:35:59,045 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:59,045 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:59,049 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:35:59,049 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 23:35:59,049 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 23:35:59,054 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:35:59,055 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 23:35:59,055 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 23:35:59,060 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:35:59,060 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:59,060 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:59,065 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:35:59,065 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:59,065 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:59,070 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:35:59,070 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:59,070 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:59,075 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:35:59,075 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:35:59,076 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:01,660 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:01,661 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:01,661 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:01,728 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:01,728 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:01,728 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:01,792 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:01,792 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:01,792 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:01,874 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:01,874 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:01,874 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:01,964 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:01,965 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:01,965 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:02,050 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:02,050 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 23:36:02,050 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 23:36:02,143 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:02,144 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:02,144 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:18,047 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:18,047 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:18,047 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:18,050 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:18,050 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 23:36:18,050 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 23:36:18,053 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:18,053 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:18,053 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:18,056 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:18,056 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 23:36:18,057 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:18,059 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:18,059 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:18,059 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:18,062 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:18,062 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:18,062 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:18,065 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:18,065 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:18,065 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:18,066 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:18,066 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:18,066 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:18,067 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:18,067 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:18,067 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:18,073 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:18,073 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:18,073 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:18,217 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:18,217 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:18,217 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:18,227 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:18,228 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:18,228 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:18,234 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:18,234 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:18,234 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:18,241 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:18,241 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:18,241 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:18,250 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:18,250 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:18,250 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:18,256 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:18,256 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:18,256 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:18,263 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:18,263 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:18,263 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:18,269 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:36:18,269 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:36:18,269 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:37:46,465 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:37:46,465 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:37:46,465 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:37:46,866 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:37:46,866 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:37:46,866 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:37:46,963 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:37:46,963 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:37:46,963 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:37:47,078 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:37:47,078 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 23:37:47,078 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:37:47,240 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:37:47,240 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:37:47,241 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:37:47,362 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:37:47,362 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:37:47,362 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:37:47,492 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:37:47,492 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:37:47,492 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:37:49,869 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 37615 states. [2024-05-02 23:37:49,870 INFO L212 cStratifiedReduction]: Copied states 82 times. [2024-05-02 23:37:49,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-02 23:37:49,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-02 23:37:49,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-02 23:37:49,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-02 23:37:49,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-05-02 23:37:49,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 582 states. [2024-05-02 23:37:49,870 INFO L78 Accepts]: Start accepts. Automaton has currently 42411 states, but on-demand construction may add more states Word has length 241 [2024-05-02 23:37:49,871 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-02 23:37:49,878 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 23:37:50,072 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 23:37:50,073 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-02 23:37:50,073 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-02 23:37:50,073 INFO L85 PathProgramCache]: Analyzing trace with hash 1029298785, now seen corresponding path program 1 times [2024-05-02 23:37:50,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-02 23:37:50,073 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40237697] [2024-05-02 23:37:50,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-02 23:37:50,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-02 23:37:50,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-02 23:37:54,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2303 backedges. 0 proven. 2303 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-02 23:37:54,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-02 23:37:54,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40237697] [2024-05-02 23:37:54,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [40237697] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-02 23:37:54,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1241122874] [2024-05-02 23:37:54,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-02 23:37:54,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-02 23:37:54,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-02 23:37:54,695 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 23:37:54,696 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 23:37:54,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-02 23:37:54,805 INFO L262 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 92 conjunts are in the unsatisfiable core [2024-05-02 23:37:54,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-02 23:38:03,297 INFO L134 CoverageAnalysis]: Checked inductivity of 2303 backedges. 1980 proven. 323 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-02 23:38:03,297 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-02 23:38:14,519 INFO L134 CoverageAnalysis]: Checked inductivity of 2303 backedges. 0 proven. 2303 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-02 23:38:14,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1241122874] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-02 23:38:14,520 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-02 23:38:14,520 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [89, 89, 89] total 262 [2024-05-02 23:38:14,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105366175] [2024-05-02 23:38:14,520 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-02 23:38:14,521 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 262 states [2024-05-02 23:38:14,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-02 23:38:14,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 262 interpolants. [2024-05-02 23:38:14,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3671, Invalid=64711, Unknown=0, NotChecked=0, Total=68382 [2024-05-02 23:38:14,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-02 23:38:14,527 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-02 23:38:14,527 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 262 states, 262 states have (on average 2.6717557251908395) internal successors, (700), 262 states have internal predecessors, (700), 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 23:38:14,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-02 23:38:14,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-02 23:38:14,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-02 23:38:14,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-02 23:38:14,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-05-02 23:38:14,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 582 states. [2024-05-02 23:38:14,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-02 23:38:14,528 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-02 23:39:04,535 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:04,535 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:39:04,535 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 23:39:04,537 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:04,537 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,538 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,541 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:04,541 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:39:04,541 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,542 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:04,542 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,542 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,544 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:04,544 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,544 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,547 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:04,547 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,547 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,551 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:04,551 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,551 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,553 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:04,553 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,553 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,555 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:04,555 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,556 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,558 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:04,558 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,558 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,558 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:04,558 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:39:04,558 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,560 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:04,560 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,560 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,717 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:04,718 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,718 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,725 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:04,725 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:39:04,725 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,726 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:04,726 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 23:39:04,726 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 23:39:04,728 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:04,729 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 23:39:04,729 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 23:39:04,732 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:04,732 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,732 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,736 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:04,736 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,736 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,739 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:04,739 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,739 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,742 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:04,742 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,743 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,746 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:04,746 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,746 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,899 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:04,900 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,900 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,904 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:04,904 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 23:39:04,904 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 23:39:04,906 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:04,906 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,906 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,917 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:04,917 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,917 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,921 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:04,921 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 23:39:04,921 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 23:39:04,923 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:04,923 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 23:39:04,923 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 23:39:04,926 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:04,926 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,926 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,929 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:39:04,929 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:39:04,929 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:36,876 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:36,876 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 23:40:36,876 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 23:40:37,563 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:37,563 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:40:37,563 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:37,565 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:37,565 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:37,565 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:37,657 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:37,658 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:37,658 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:37,765 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:37,765 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:37,765 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:38,061 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:38,061 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:38,061 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:38,164 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:38,164 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:38,164 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:38,289 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:38,289 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:38,290 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 23:40:52,075 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:52,075 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:52,075 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:52,077 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:52,077 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:52,077 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:52,079 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:52,079 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:52,080 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:52,082 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:52,082 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:52,082 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:52,084 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:52,084 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 23:40:52,084 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 23:40:52,086 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:52,086 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:52,086 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:52,088 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:52,088 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 23:40:52,088 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 23:40:52,089 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:52,089 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:52,089 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:52,090 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:52,090 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:52,090 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:52,094 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:52,094 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 23:40:52,094 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 23:40:52,099 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:52,099 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 23:40:52,099 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 23:40:52,102 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:52,102 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:52,102 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:52,106 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:52,106 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:52,106 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:52,110 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:52,110 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 23:40:52,110 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 23:40:52,115 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:52,115 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 23:40:52,115 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 23:40:52,119 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:52,119 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:52,119 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:52,123 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:52,124 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 23:40:52,124 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 23:40:52,128 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:52,128 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:52,128 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:52,166 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:52,167 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:52,167 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:52,170 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:52,170 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:52,170 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:52,174 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:52,174 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 23:40:52,174 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 23:40:52,179 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:52,179 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 23:40:52,179 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 23:40:52,184 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:52,184 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 23:40:52,184 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 23:40:52,188 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:52,188 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 23:40:52,188 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 23:40:52,192 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:52,192 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:52,192 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:52,197 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:40:52,197 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:40:52,197 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:41:45,533 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:41:45,533 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:41:45,533 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:41:45,656 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:41:45,657 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:41:45,657 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:41:45,731 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:41:45,732 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:41:45,732 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:41:45,832 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:41:45,832 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:41:45,832 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:41:45,951 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:41:45,951 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 23:41:45,951 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 23:41:46,051 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:41:46,052 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:41:46,052 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:41:46,154 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:41:46,154 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 23:41:46,154 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 23:42:08,064 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:08,065 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:42:08,065 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:08,069 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:08,069 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:08,069 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:08,079 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:08,079 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:42:08,079 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 23:42:08,082 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:08,082 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:08,083 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:08,087 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:08,088 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 23:42:08,088 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 23:42:08,094 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:08,094 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 23:42:08,094 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 23:42:08,101 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:08,101 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 23:42:08,102 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:08,107 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:08,107 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:08,107 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:08,114 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:08,114 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:08,114 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:08,119 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:08,119 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:08,119 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:08,120 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:08,120 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:42:08,120 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 23:42:08,124 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:08,124 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 23:42:08,124 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 23:42:08,321 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:08,322 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:08,322 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:08,348 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:08,348 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:42:08,348 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:08,351 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:08,351 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 23:42:08,351 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 23:42:08,359 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:08,359 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:08,359 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:08,368 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:08,368 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:08,368 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:08,379 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:08,379 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:08,379 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:08,387 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:08,387 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:08,387 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:08,395 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:08,395 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 23:42:08,395 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 23:42:08,404 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:08,404 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 23:42:08,404 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 23:42:08,714 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:08,714 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:08,714 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:08,751 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:08,751 INFO L369 cStratifiedReduction]: Guessed abstraction level: [] [2024-05-02 23:42:08,751 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:08,754 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:08,755 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:08,755 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:08,761 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:08,761 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 23:42:08,761 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 23:42:08,770 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:08,770 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:08,770 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:08,779 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:08,779 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 23:42:08,779 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 23:42:08,787 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:08,787 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 23:42:08,787 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 23:42:08,795 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:08,795 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 23:42:08,795 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 23:42:08,803 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:08,803 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:08,803 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:09,084 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:09,085 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:09,085 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:09,091 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:09,091 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:09,091 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:09,098 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:09,098 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 23:42:09,098 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 23:42:09,108 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:09,108 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:09,108 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:09,116 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:09,117 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 23:42:09,117 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 23:42:09,124 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:09,124 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 23:42:09,124 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 23:42:09,131 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:09,132 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 23:42:09,132 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 23:42:09,139 INFO L368 cStratifiedReduction]: Backtracking a loop entry edge [2024-05-02 23:42:09,139 INFO L369 cStratifiedReduction]: Guessed abstraction level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~j~0, ~prev~0, ULTIMATE.start_main_~assert_cond~0#1, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ULTIMATE.start_main_~correct~0#1] [2024-05-02 23:42:09,139 INFO L370 cStratifiedReduction]: Actual level: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~next~0, ULTIMATE.start_main_#t~ret8#1, ULTIMATE.start_fib_#res#1, ~cur~0, ~i~0, ~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 23:43:40,971 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 52289 states. [2024-05-02 23:43:40,971 INFO L212 cStratifiedReduction]: Copied states 344 times. [2024-05-02 23:43:40,980 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 23:43:41,019 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 23:43:41,019 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 23:43:41,019 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 23:43:41,176 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 23:43:41,177 WARN L619 AbstractCegarLoop]: Verification canceled: while QuantifierPusher was running 1 iterations on subformula. [2024-05-02 23:43:41,179 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-05-02 23:43:41,336 INFO L445 BasicCegarLoop]: Path program histogram: [5, 1, 1] [2024-05-02 23:43:41,337 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was TIMEOUT (1/3) [2024-05-02 23:43:41,339 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-02 23:43:41,339 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-05-02 23:43:41,358 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.05 11:43:41 BasicIcfg [2024-05-02 23:43:41,358 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-02 23:43:41,359 INFO L158 Benchmark]: Toolchain (without parser) took 809535.23ms. Allocated memory was 289.4MB in the beginning and 1.9GB in the end (delta: 1.6GB). Free memory was 218.3MB in the beginning and 912.8MB in the end (delta: -694.5MB). Peak memory consumption was 1.2GB. Max. memory is 8.0GB. [2024-05-02 23:43:41,359 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 166.7MB. Free memory is still 136.1MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-02 23:43:41,359 INFO L158 Benchmark]: CACSL2BoogieTranslator took 363.88ms. Allocated memory is still 289.4MB. Free memory was 218.0MB in the beginning and 198.0MB in the end (delta: 20.0MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. [2024-05-02 23:43:41,359 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.18ms. Allocated memory is still 289.4MB. Free memory was 198.0MB in the beginning and 259.9MB in the end (delta: -61.9MB). Peak memory consumption was 8.1MB. Max. memory is 8.0GB. [2024-05-02 23:43:41,359 INFO L158 Benchmark]: Boogie Preprocessor took 27.00ms. Allocated memory is still 289.4MB. Free memory was 259.9MB in the beginning and 257.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-02 23:43:41,359 INFO L158 Benchmark]: RCFGBuilder took 335.58ms. Allocated memory is still 289.4MB. Free memory was 257.9MB in the beginning and 244.3MB in the end (delta: 13.6MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2024-05-02 23:43:41,360 INFO L158 Benchmark]: TraceAbstraction took 808725.19ms. Allocated memory was 289.4MB in the beginning and 1.9GB in the end (delta: 1.6GB). Free memory was 242.7MB in the beginning and 912.8MB in the end (delta: -670.1MB). Peak memory consumption was 1.2GB. Max. memory is 8.0GB. [2024-05-02 23:43:41,361 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 166.7MB. Free memory is still 136.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 363.88ms. Allocated memory is still 289.4MB. Free memory was 218.0MB in the beginning and 198.0MB in the end (delta: 20.0MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 79.18ms. Allocated memory is still 289.4MB. Free memory was 198.0MB in the beginning and 259.9MB in the end (delta: -61.9MB). Peak memory consumption was 8.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 27.00ms. Allocated memory is still 289.4MB. Free memory was 259.9MB in the beginning and 257.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 335.58ms. Allocated memory is still 289.4MB. Free memory was 257.9MB in the beginning and 244.3MB in the end (delta: 13.6MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * TraceAbstraction took 808725.19ms. Allocated memory was 289.4MB in the beginning and 1.9GB in the end (delta: 1.6GB). Free memory was 242.7MB in the beginning and 912.8MB in the end (delta: -670.1MB). Peak memory consumption was 1.2GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 193282, independent: 180876, independent conditional: 180876, independent unconditional: 0, dependent: 12406, dependent conditional: 12406, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 181348, independent: 180876, independent conditional: 180876, independent unconditional: 0, dependent: 472, dependent conditional: 472, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 181348, independent: 180876, independent conditional: 180876, independent unconditional: 0, dependent: 472, dependent conditional: 472, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 184483, independent: 180876, independent conditional: 0, independent unconditional: 180876, dependent: 3607, dependent conditional: 3135, dependent unconditional: 472, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 184483, independent: 180876, independent conditional: 0, independent unconditional: 180876, dependent: 3607, dependent conditional: 0, dependent unconditional: 3607, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 184483, independent: 180876, independent conditional: 0, independent unconditional: 180876, dependent: 3607, dependent conditional: 0, dependent unconditional: 3607, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 181348, independent: 180876, independent conditional: 0, independent unconditional: 180876, dependent: 472, dependent conditional: 0, dependent unconditional: 472, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 181348, independent: 180876, independent conditional: 0, independent unconditional: 180876, dependent: 472, dependent conditional: 0, dependent unconditional: 472, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 472, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 472, dependent conditional: 0, dependent unconditional: 472, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 472, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 472, dependent conditional: 0, dependent unconditional: 472, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 472, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 472, dependent conditional: 0, dependent unconditional: 472, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 407, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 407, dependent conditional: 0, dependent unconditional: 407, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 184483, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 3135, dependent conditional: 0, dependent unconditional: 3135, unknown: 181348, unknown conditional: 0, unknown unconditional: 181348] , Statistics on independence cache: Total cache size (in pairs): 181348, Positive cache size: 180876, Positive conditional cache size: 0, Positive unconditional cache size: 180876, Negative cache size: 472, Negative conditional cache size: 0, Negative unconditional cache size: 472, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3135, Maximal queried relation: 7, Independence queries for same thread: 11934 - StatisticsResult: Reduction benchmarks 19.0ms Time before loop, 652.6ms Time in loop, 0.7s Time in total, Has Loop: 1, wrong guesses: 0, overall guesses: 67, Reduction States: 694, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 25.1ms Time before loop, 377.4ms Time in loop, 0.4s Time in total, Has Loop: 1, wrong guesses: 3, overall guesses: 59, Reduction States: 694, Duplicate States: 23, Protected Variables: 1 - StatisticsResult: Reduction benchmarks 63.5ms Time before loop, 2.9ms 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 136.9ms 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 434.5ms Time before loop, 2.9ms 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 1101.7ms Time before loop, 2.9ms Time in loop, 1.1s Time in total, Has Loop: 1, wrong guesses: 0, overall guesses: 1, Reduction States: 645, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 22934.7ms Time before loop, 403815.0ms Time in loop, 426.7s Time in total, Has Loop: 1, wrong guesses: 10, overall guesses: 158, Reduction States: 37615, Duplicate States: 82, Protected Variables: 11 - StatisticsResult: Reduction benchmarks 24774.3ms Time before loop, 301669.0ms Time in loop, 326.4s Time in total, Has Loop: 1, wrong guesses: 10, overall guesses: 109, Reduction States: 52289, Duplicate States: 344, Protected Variables: 11 - StatisticsResult: Visitor Statistics States: 651, Transitions: 783, Traversal time: 0.7s - StatisticsResult: Visitor Statistics States: 581, Transitions: 705, Traversal time: 0.4s - 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: 233, Transitions: 233, Traversal time: 1.1s - StatisticsResult: Visitor Statistics States: 37098, Transitions: 45440, Traversal time: 426.7s - StatisticsResult: Visitor Statistics States: 51797, Transitions: 63361, Traversal time: 326.4s - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 24, RedundantProofs: 6, ProvenStates: 11862, Times there's more than one choice: 11803, Avg number of choices: 6.559854999156972 - 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: 808.6s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 756.0s, 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: 1180, 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, 50.0s InterpolantComputationTime, 1760 NumberOfCodeBlocks, 1760 NumberOfCodeBlocksAsserted, 48 NumberOfCheckSat, 2596 ConstructedInterpolants, 0 QuantifiedInterpolants, 22646 SizeOfPredicates, 220 NumberOfNonLiveVariables, 1757 ConjunctsInSsa, 239 ConjunctsInUnsatCore, 19 InterpolantComputations, 1 PerfectInterpolantSequences, 3960/16599 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 [2024-05-02 23:43:41,406 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-05-02 23:43:41,664 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 !ENTRY org.eclipse.osgi 4 0 2024-05-02 23:43:41.811 !MESSAGE Application error !STACK 1 org.eclipse.core.internal.resources.ResourceException(/)[568]: java.io.FileNotFoundException: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/8eeb749c1/.metadata/.plugins/org.eclipse.core.resources/.root/1.tree (No such file or directory) at java.base/java.io.FileOutputStream.open0(Native Method) at java.base/java.io.FileOutputStream.open(FileOutputStream.java:298) at java.base/java.io.FileOutputStream.(FileOutputStream.java:237) at java.base/java.io.FileOutputStream.(FileOutputStream.java:187) at org.eclipse.core.internal.localstore.SafeFileOutputStream.(SafeFileOutputStream.java:55) at org.eclipse.core.internal.resources.SaveManager.saveTree(SaveManager.java:1381) at org.eclipse.core.internal.resources.SaveManager.save(SaveManager.java:1168) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2333) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2322) at de.uni_freiburg.informatik.ultimate.core.coreplugin.UltimateCore.start(UltimateCore.java:190) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:401) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:566) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:657) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:594) at org.eclipse.equinox.launcher.Main.run(Main.java:1465) at org.eclipse.equinox.launcher.Main.main(Main.java:1438) An error has occurred. See the log file /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/8eeb749c1/.metadata/.log.