./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/no-overflow.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci03.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci03.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash be0a584ba9648c80e7a0523ff51ba530f1926c55cecd3c62f2cee05fbbff42e3 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 13:57:40,595 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 13:57:40,664 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-10-13 13:57:40,670 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 13:57:40,671 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 13:57:40,698 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 13:57:40,700 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 13:57:40,700 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 13:57:40,701 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 13:57:40,702 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 13:57:40,703 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 13:57:40,703 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 13:57:40,704 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 13:57:40,707 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 13:57:40,707 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 13:57:40,708 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 13:57:40,708 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 13:57:40,708 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-13 13:57:40,708 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 13:57:40,708 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-13 13:57:40,709 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 13:57:40,709 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 13:57:40,709 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 13:57:40,710 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 13:57:40,710 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 13:57:40,710 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-13 13:57:40,710 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-13 13:57:40,710 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-13 13:57:40,711 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 13:57:40,711 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 13:57:40,711 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 13:57:40,711 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 13:57:40,712 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 13:57:40,712 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 13:57:40,712 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 13:57:40,712 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 13:57:40,712 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 13:57:40,713 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 13:57:40,713 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 13:57:40,716 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 13:57:40,717 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 13:57:40,717 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 13:57:40,717 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 13:57:40,717 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 13:57:40,718 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be0a584ba9648c80e7a0523ff51ba530f1926c55cecd3c62f2cee05fbbff42e3 [2024-10-13 13:57:40,966 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 13:57:40,989 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 13:57:40,992 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 13:57:40,993 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 13:57:40,994 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 13:57:40,995 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci03.c [2024-10-13 13:57:42,353 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 13:57:42,525 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 13:57:42,525 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci03.c [2024-10-13 13:57:42,532 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3361203a8/193f05cf2b8e48f8bf46a6a3f12509f5/FLAG6317c5307 [2024-10-13 13:57:42,929 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3361203a8/193f05cf2b8e48f8bf46a6a3f12509f5 [2024-10-13 13:57:42,931 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 13:57:42,932 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 13:57:42,933 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 13:57:42,933 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 13:57:42,938 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 13:57:42,938 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:57:42" (1/1) ... [2024-10-13 13:57:42,939 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6848f6e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:57:42, skipping insertion in model container [2024-10-13 13:57:42,939 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:57:42" (1/1) ... [2024-10-13 13:57:42,958 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 13:57:43,106 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 13:57:43,114 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 13:57:43,125 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 13:57:43,138 INFO L204 MainTranslator]: Completed translation [2024-10-13 13:57:43,138 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:57:43 WrapperNode [2024-10-13 13:57:43,138 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 13:57:43,140 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 13:57:43,140 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 13:57:43,140 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 13:57:43,145 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:57:43" (1/1) ... [2024-10-13 13:57:43,151 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:57:43" (1/1) ... [2024-10-13 13:57:43,163 INFO L138 Inliner]: procedures = 13, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 27 [2024-10-13 13:57:43,164 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 13:57:43,164 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 13:57:43,165 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 13:57:43,165 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 13:57:43,172 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:57:43" (1/1) ... [2024-10-13 13:57:43,172 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:57:43" (1/1) ... [2024-10-13 13:57:43,173 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:57:43" (1/1) ... [2024-10-13 13:57:43,182 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-13 13:57:43,183 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:57:43" (1/1) ... [2024-10-13 13:57:43,183 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:57:43" (1/1) ... [2024-10-13 13:57:43,185 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:57:43" (1/1) ... [2024-10-13 13:57:43,187 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:57:43" (1/1) ... [2024-10-13 13:57:43,192 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:57:43" (1/1) ... [2024-10-13 13:57:43,192 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:57:43" (1/1) ... [2024-10-13 13:57:43,194 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 13:57:43,195 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 13:57:43,195 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 13:57:43,195 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 13:57:43,196 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:57:43" (1/1) ... [2024-10-13 13:57:43,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 13:57:43,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 13:57:43,223 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-13 13:57:43,225 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-13 13:57:43,262 INFO L130 BoogieDeclarations]: Found specification of procedure fibonacci [2024-10-13 13:57:43,262 INFO L138 BoogieDeclarations]: Found implementation of procedure fibonacci [2024-10-13 13:57:43,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 13:57:43,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 13:57:43,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 13:57:43,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-13 13:57:43,317 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 13:57:43,318 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 13:57:43,459 INFO L? ?]: Removed 17 outVars from TransFormulas that were not future-live. [2024-10-13 13:57:43,459 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 13:57:43,493 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 13:57:43,493 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-13 13:57:43,494 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:57:43 BoogieIcfgContainer [2024-10-13 13:57:43,495 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 13:57:43,497 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 13:57:43,497 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 13:57:43,501 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 13:57:43,501 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 01:57:42" (1/3) ... [2024-10-13 13:57:43,502 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ff78436 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:57:43, skipping insertion in model container [2024-10-13 13:57:43,502 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:57:43" (2/3) ... [2024-10-13 13:57:43,503 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ff78436 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:57:43, skipping insertion in model container [2024-10-13 13:57:43,503 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:57:43" (3/3) ... [2024-10-13 13:57:43,504 INFO L112 eAbstractionObserver]: Analyzing ICFG Fibonacci03.c [2024-10-13 13:57:43,520 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 13:57:43,520 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2024-10-13 13:57:43,584 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 13:57:43,592 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6ee278ab, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 13:57:43,593 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-10-13 13:57:43,597 INFO L276 IsEmpty]: Start isEmpty. Operand has 28 states, 17 states have (on average 1.588235294117647) internal successors, (27), 23 states have internal predecessors, (27), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-10-13 13:57:43,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-10-13 13:57:43,605 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 13:57:43,605 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-10-13 13:57:43,606 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-13 13:57:43,626 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 13:57:43,628 INFO L85 PathProgramCache]: Analyzing trace with hash -878809267, now seen corresponding path program 1 times [2024-10-13 13:57:43,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 13:57:43,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792883465] [2024-10-13 13:57:43,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 13:57:43,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 13:57:43,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:43,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 13:57:43,826 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 13:57:43,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792883465] [2024-10-13 13:57:43,827 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [792883465] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 13:57:43,827 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 13:57:43,827 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 13:57:43,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040676346] [2024-10-13 13:57:43,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 13:57:43,831 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 13:57:43,832 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 13:57:43,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 13:57:43,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 13:57:43,849 INFO L87 Difference]: Start difference. First operand has 28 states, 17 states have (on average 1.588235294117647) internal successors, (27), 23 states have internal predecessors, (27), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 13:57:43,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 13:57:43,888 INFO L93 Difference]: Finished difference Result 32 states and 38 transitions. [2024-10-13 13:57:43,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 13:57:43,890 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2024-10-13 13:57:43,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 13:57:43,897 INFO L225 Difference]: With dead ends: 32 [2024-10-13 13:57:43,898 INFO L226 Difference]: Without dead ends: 24 [2024-10-13 13:57:43,900 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 13:57:43,907 INFO L432 NwaCegarLoop]: 24 mSDtfsCounter, 11 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 34 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 13:57:43,908 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 34 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 13:57:43,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2024-10-13 13:57:43,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 22. [2024-10-13 13:57:43,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 18 states have internal predecessors, (20), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-13 13:57:43,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 25 transitions. [2024-10-13 13:57:43,947 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 25 transitions. Word has length 7 [2024-10-13 13:57:43,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 13:57:43,949 INFO L471 AbstractCegarLoop]: Abstraction has 22 states and 25 transitions. [2024-10-13 13:57:43,949 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 13:57:43,949 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2024-10-13 13:57:43,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-10-13 13:57:43,950 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 13:57:43,950 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 13:57:43,951 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-13 13:57:43,951 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-13 13:57:43,952 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 13:57:43,952 INFO L85 PathProgramCache]: Analyzing trace with hash -1473283459, now seen corresponding path program 1 times [2024-10-13 13:57:43,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 13:57:43,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419858176] [2024-10-13 13:57:43,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 13:57:43,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 13:57:43,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:44,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 13:57:44,052 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 13:57:44,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419858176] [2024-10-13 13:57:44,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [419858176] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 13:57:44,053 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 13:57:44,053 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 13:57:44,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038702654] [2024-10-13 13:57:44,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 13:57:44,055 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 13:57:44,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 13:57:44,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 13:57:44,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-13 13:57:44,057 INFO L87 Difference]: Start difference. First operand 22 states and 25 transitions. Second operand has 5 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 13:57:44,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 13:57:44,133 INFO L93 Difference]: Finished difference Result 24 states and 28 transitions. [2024-10-13 13:57:44,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 13:57:44,134 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2024-10-13 13:57:44,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 13:57:44,135 INFO L225 Difference]: With dead ends: 24 [2024-10-13 13:57:44,135 INFO L226 Difference]: Without dead ends: 22 [2024-10-13 13:57:44,135 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-13 13:57:44,136 INFO L432 NwaCegarLoop]: 12 mSDtfsCounter, 26 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 25 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 13:57:44,136 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 25 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 13:57:44,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2024-10-13 13:57:44,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 20. [2024-10-13 13:57:44,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 14 states have (on average 1.2857142857142858) internal successors, (18), 16 states have internal predecessors, (18), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-13 13:57:44,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 23 transitions. [2024-10-13 13:57:44,146 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 23 transitions. Word has length 8 [2024-10-13 13:57:44,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 13:57:44,147 INFO L471 AbstractCegarLoop]: Abstraction has 20 states and 23 transitions. [2024-10-13 13:57:44,147 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 13:57:44,148 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2024-10-13 13:57:44,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-10-13 13:57:44,149 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 13:57:44,149 INFO L215 NwaCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 13:57:44,150 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-13 13:57:44,150 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-13 13:57:44,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 13:57:44,154 INFO L85 PathProgramCache]: Analyzing trace with hash 627896247, now seen corresponding path program 1 times [2024-10-13 13:57:44,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 13:57:44,154 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887433606] [2024-10-13 13:57:44,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 13:57:44,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 13:57:44,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:44,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:57:44,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:44,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 13:57:44,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:44,394 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-13 13:57:44,394 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 13:57:44,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887433606] [2024-10-13 13:57:44,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [887433606] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 13:57:44,395 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 13:57:44,395 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 13:57:44,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946692910] [2024-10-13 13:57:44,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 13:57:44,395 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 13:57:44,396 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 13:57:44,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 13:57:44,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-13 13:57:44,398 INFO L87 Difference]: Start difference. First operand 20 states and 23 transitions. Second operand has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-13 13:57:44,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 13:57:44,444 INFO L93 Difference]: Finished difference Result 34 states and 42 transitions. [2024-10-13 13:57:44,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 13:57:44,445 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 29 [2024-10-13 13:57:44,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 13:57:44,446 INFO L225 Difference]: With dead ends: 34 [2024-10-13 13:57:44,447 INFO L226 Difference]: Without dead ends: 32 [2024-10-13 13:57:44,448 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-13 13:57:44,449 INFO L432 NwaCegarLoop]: 16 mSDtfsCounter, 4 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 49 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 13:57:44,451 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 49 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 13:57:44,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2024-10-13 13:57:44,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 29. [2024-10-13 13:57:44,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 21 states have (on average 1.1904761904761905) internal successors, (25), 23 states have internal predecessors, (25), 4 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) [2024-10-13 13:57:44,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 35 transitions. [2024-10-13 13:57:44,468 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 35 transitions. Word has length 29 [2024-10-13 13:57:44,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 13:57:44,468 INFO L471 AbstractCegarLoop]: Abstraction has 29 states and 35 transitions. [2024-10-13 13:57:44,469 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-13 13:57:44,469 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 35 transitions. [2024-10-13 13:57:44,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-10-13 13:57:44,471 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 13:57:44,471 INFO L215 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 13:57:44,471 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-13 13:57:44,472 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-13 13:57:44,472 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 13:57:44,473 INFO L85 PathProgramCache]: Analyzing trace with hash -310669489, now seen corresponding path program 1 times [2024-10-13 13:57:44,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 13:57:44,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79469321] [2024-10-13 13:57:44,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 13:57:44,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 13:57:44,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:44,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 13:57:44,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:44,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-13 13:57:44,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:44,629 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-10-13 13:57:44,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 13:57:44,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79469321] [2024-10-13 13:57:44,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [79469321] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 13:57:44,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1794471166] [2024-10-13 13:57:44,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 13:57:44,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 13:57:44,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 13:57:44,633 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 13:57:44,634 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-13 13:57:44,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:44,693 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-13 13:57:44,699 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 13:57:44,801 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-13 13:57:44,801 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 13:57:44,964 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-13 13:57:44,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1794471166] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 13:57:44,967 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 13:57:44,967 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7, 7] total 15 [2024-10-13 13:57:44,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151484340] [2024-10-13 13:57:44,971 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 13:57:44,972 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-10-13 13:57:44,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 13:57:44,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-10-13 13:57:44,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2024-10-13 13:57:44,973 INFO L87 Difference]: Start difference. First operand 29 states and 35 transitions. Second operand has 15 states, 15 states have (on average 2.4) internal successors, (36), 15 states have internal predecessors, (36), 4 states have call successors, (5), 1 states have call predecessors, (5), 5 states have return successors, (6), 5 states have call predecessors, (6), 4 states have call successors, (6) [2024-10-13 13:57:45,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 13:57:45,314 INFO L93 Difference]: Finished difference Result 90 states and 128 transitions. [2024-10-13 13:57:45,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-13 13:57:45,315 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 2.4) internal successors, (36), 15 states have internal predecessors, (36), 4 states have call successors, (5), 1 states have call predecessors, (5), 5 states have return successors, (6), 5 states have call predecessors, (6), 4 states have call successors, (6) Word has length 24 [2024-10-13 13:57:45,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 13:57:45,317 INFO L225 Difference]: With dead ends: 90 [2024-10-13 13:57:45,318 INFO L226 Difference]: Without dead ends: 64 [2024-10-13 13:57:45,320 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 42 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=111, Invalid=395, Unknown=0, NotChecked=0, Total=506 [2024-10-13 13:57:45,322 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 102 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 195 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 79 SdHoareTripleChecker+Invalid, 239 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 195 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-13 13:57:45,326 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 79 Invalid, 239 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 195 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-13 13:57:45,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2024-10-13 13:57:45,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 52. [2024-10-13 13:57:45,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 38 states have (on average 1.105263157894737) internal successors, (42), 41 states have internal predecessors, (42), 7 states have call successors, (7), 2 states have call predecessors, (7), 5 states have return successors, (18), 8 states have call predecessors, (18), 6 states have call successors, (18) [2024-10-13 13:57:45,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 67 transitions. [2024-10-13 13:57:45,350 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 67 transitions. Word has length 24 [2024-10-13 13:57:45,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 13:57:45,351 INFO L471 AbstractCegarLoop]: Abstraction has 52 states and 67 transitions. [2024-10-13 13:57:45,351 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 2.4) internal successors, (36), 15 states have internal predecessors, (36), 4 states have call successors, (5), 1 states have call predecessors, (5), 5 states have return successors, (6), 5 states have call predecessors, (6), 4 states have call successors, (6) [2024-10-13 13:57:45,352 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 67 transitions. [2024-10-13 13:57:45,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-10-13 13:57:45,353 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 13:57:45,353 INFO L215 NwaCegarLoop]: trace histogram [4, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 13:57:45,373 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-13 13:57:45,553 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 13:57:45,554 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-13 13:57:45,554 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 13:57:45,555 INFO L85 PathProgramCache]: Analyzing trace with hash -1999923841, now seen corresponding path program 2 times [2024-10-13 13:57:45,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 13:57:45,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941721829] [2024-10-13 13:57:45,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 13:57:45,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 13:57:45,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:45,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:57:45,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:45,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 13:57:45,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:45,685 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-13 13:57:45,685 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 13:57:45,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941721829] [2024-10-13 13:57:45,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [941721829] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 13:57:45,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1423496994] [2024-10-13 13:57:45,686 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-13 13:57:45,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 13:57:45,686 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 13:57:45,688 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 13:57:45,689 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-13 13:57:45,727 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-13 13:57:45,727 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-13 13:57:45,728 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-13 13:57:45,729 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 13:57:45,786 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-13 13:57:45,787 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 13:57:45,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1423496994] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 13:57:45,787 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 13:57:45,787 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 8 [2024-10-13 13:57:45,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879755491] [2024-10-13 13:57:45,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 13:57:45,788 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 13:57:45,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 13:57:45,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 13:57:45,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-10-13 13:57:45,790 INFO L87 Difference]: Start difference. First operand 52 states and 67 transitions. Second operand has 5 states, 4 states have (on average 4.0) internal successors, (16), 5 states have internal predecessors, (16), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-13 13:57:45,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 13:57:45,823 INFO L93 Difference]: Finished difference Result 59 states and 75 transitions. [2024-10-13 13:57:45,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 13:57:45,823 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.0) internal successors, (16), 5 states have internal predecessors, (16), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 30 [2024-10-13 13:57:45,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 13:57:45,825 INFO L225 Difference]: With dead ends: 59 [2024-10-13 13:57:45,827 INFO L226 Difference]: Without dead ends: 58 [2024-10-13 13:57:45,828 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-10-13 13:57:45,828 INFO L432 NwaCegarLoop]: 16 mSDtfsCounter, 4 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 45 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 13:57:45,829 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 45 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 13:57:45,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2024-10-13 13:57:45,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 54. [2024-10-13 13:57:45,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 40 states have (on average 1.1) internal successors, (44), 42 states have internal predecessors, (44), 7 states have call successors, (7), 2 states have call predecessors, (7), 5 states have return successors, (18), 9 states have call predecessors, (18), 6 states have call successors, (18) [2024-10-13 13:57:45,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 69 transitions. [2024-10-13 13:57:45,847 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 69 transitions. Word has length 30 [2024-10-13 13:57:45,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 13:57:45,848 INFO L471 AbstractCegarLoop]: Abstraction has 54 states and 69 transitions. [2024-10-13 13:57:45,848 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.0) internal successors, (16), 5 states have internal predecessors, (16), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-13 13:57:45,848 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 69 transitions. [2024-10-13 13:57:45,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-10-13 13:57:45,850 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 13:57:45,850 INFO L215 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 13:57:45,867 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-10-13 13:57:46,055 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 13:57:46,056 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-13 13:57:46,056 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 13:57:46,056 INFO L85 PathProgramCache]: Analyzing trace with hash -1075911699, now seen corresponding path program 1 times [2024-10-13 13:57:46,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 13:57:46,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423944325] [2024-10-13 13:57:46,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 13:57:46,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 13:57:46,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:46,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 13:57:46,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:46,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-13 13:57:46,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:46,141 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-10-13 13:57:46,142 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 13:57:46,142 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423944325] [2024-10-13 13:57:46,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [423944325] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 13:57:46,142 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [868838058] [2024-10-13 13:57:46,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 13:57:46,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 13:57:46,143 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 13:57:46,144 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 13:57:46,146 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-13 13:57:46,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:46,186 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-13 13:57:46,188 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 13:57:46,246 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-10-13 13:57:46,246 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 13:57:46,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [868838058] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 13:57:46,247 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 13:57:46,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 9 [2024-10-13 13:57:46,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213682773] [2024-10-13 13:57:46,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 13:57:46,248 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-13 13:57:46,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 13:57:46,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 13:57:46,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2024-10-13 13:57:46,249 INFO L87 Difference]: Start difference. First operand 54 states and 69 transitions. Second operand has 6 states, 5 states have (on average 3.4) internal successors, (17), 6 states have internal predecessors, (17), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-13 13:57:46,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 13:57:46,301 INFO L93 Difference]: Finished difference Result 81 states and 116 transitions. [2024-10-13 13:57:46,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-13 13:57:46,302 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.4) internal successors, (17), 6 states have internal predecessors, (17), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 25 [2024-10-13 13:57:46,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 13:57:46,304 INFO L225 Difference]: With dead ends: 81 [2024-10-13 13:57:46,304 INFO L226 Difference]: Without dead ends: 80 [2024-10-13 13:57:46,305 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2024-10-13 13:57:46,306 INFO L432 NwaCegarLoop]: 16 mSDtfsCounter, 2 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 75 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 13:57:46,306 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 75 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 13:57:46,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2024-10-13 13:57:46,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 63. [2024-10-13 13:57:46,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 47 states have (on average 1.0851063829787233) internal successors, (51), 49 states have internal predecessors, (51), 8 states have call successors, (8), 2 states have call predecessors, (8), 6 states have return successors, (27), 11 states have call predecessors, (27), 7 states have call successors, (27) [2024-10-13 13:57:46,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 86 transitions. [2024-10-13 13:57:46,331 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 86 transitions. Word has length 25 [2024-10-13 13:57:46,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 13:57:46,331 INFO L471 AbstractCegarLoop]: Abstraction has 63 states and 86 transitions. [2024-10-13 13:57:46,331 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.4) internal successors, (17), 6 states have internal predecessors, (17), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-13 13:57:46,332 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 86 transitions. [2024-10-13 13:57:46,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-10-13 13:57:46,335 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 13:57:46,335 INFO L215 NwaCegarLoop]: trace histogram [6, 5, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2024-10-13 13:57:46,353 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-10-13 13:57:46,535 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 13:57:46,536 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-13 13:57:46,536 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 13:57:46,537 INFO L85 PathProgramCache]: Analyzing trace with hash 887511252, now seen corresponding path program 1 times [2024-10-13 13:57:46,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 13:57:46,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464501175] [2024-10-13 13:57:46,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 13:57:46,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 13:57:46,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:46,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:57:46,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:46,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:46,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:46,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:57:46,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:46,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-13 13:57:46,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:46,807 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-13 13:57:46,808 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 13:57:46,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1464501175] [2024-10-13 13:57:46,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1464501175] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 13:57:46,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1698063203] [2024-10-13 13:57:46,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 13:57:46,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 13:57:46,809 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 13:57:46,811 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 13:57:46,812 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-13 13:57:46,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:46,860 INFO L255 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-13 13:57:46,862 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 13:57:46,968 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2024-10-13 13:57:46,968 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 13:57:47,169 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-13 13:57:47,169 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1698063203] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 13:57:47,169 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 13:57:47,169 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 7] total 13 [2024-10-13 13:57:47,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494708641] [2024-10-13 13:57:47,170 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 13:57:47,170 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-10-13 13:57:47,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 13:57:47,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-10-13 13:57:47,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2024-10-13 13:57:47,171 INFO L87 Difference]: Start difference. First operand 63 states and 86 transitions. Second operand has 14 states, 13 states have (on average 3.0) internal successors, (39), 14 states have internal predecessors, (39), 3 states have call successors, (4), 1 states have call predecessors, (4), 4 states have return successors, (8), 8 states have call predecessors, (8), 3 states have call successors, (8) [2024-10-13 13:57:47,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 13:57:47,295 INFO L93 Difference]: Finished difference Result 126 states and 196 transitions. [2024-10-13 13:57:47,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-13 13:57:47,296 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 3.0) internal successors, (39), 14 states have internal predecessors, (39), 3 states have call successors, (4), 1 states have call predecessors, (4), 4 states have return successors, (8), 8 states have call predecessors, (8), 3 states have call successors, (8) Word has length 51 [2024-10-13 13:57:47,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 13:57:47,299 INFO L225 Difference]: With dead ends: 126 [2024-10-13 13:57:47,299 INFO L226 Difference]: Without dead ends: 125 [2024-10-13 13:57:47,300 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 103 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2024-10-13 13:57:47,303 INFO L432 NwaCegarLoop]: 19 mSDtfsCounter, 10 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 104 SdHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 13:57:47,304 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 104 Invalid, 99 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 13:57:47,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2024-10-13 13:57:47,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 97. [2024-10-13 13:57:47,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 75 states have (on average 1.08) internal successors, (81), 74 states have internal predecessors, (81), 11 states have call successors, (11), 2 states have call predecessors, (11), 9 states have return successors, (66), 20 states have call predecessors, (66), 10 states have call successors, (66) [2024-10-13 13:57:47,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 158 transitions. [2024-10-13 13:57:47,335 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 158 transitions. Word has length 51 [2024-10-13 13:57:47,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 13:57:47,336 INFO L471 AbstractCegarLoop]: Abstraction has 97 states and 158 transitions. [2024-10-13 13:57:47,336 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 3.0) internal successors, (39), 14 states have internal predecessors, (39), 3 states have call successors, (4), 1 states have call predecessors, (4), 4 states have return successors, (8), 8 states have call predecessors, (8), 3 states have call successors, (8) [2024-10-13 13:57:47,336 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 158 transitions. [2024-10-13 13:57:47,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-10-13 13:57:47,342 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 13:57:47,342 INFO L215 NwaCegarLoop]: trace histogram [7, 6, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1] [2024-10-13 13:57:47,361 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-10-13 13:57:47,542 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 13:57:47,543 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-13 13:57:47,543 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 13:57:47,543 INFO L85 PathProgramCache]: Analyzing trace with hash -1476533293, now seen corresponding path program 1 times [2024-10-13 13:57:47,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 13:57:47,543 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796526254] [2024-10-13 13:57:47,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 13:57:47,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 13:57:47,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:47,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 13:57:47,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:47,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:47,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:47,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:57:47,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:47,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-13 13:57:47,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:47,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:47,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:47,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:57:47,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:47,772 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 30 proven. 42 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-10-13 13:57:47,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 13:57:47,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [796526254] [2024-10-13 13:57:47,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [796526254] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 13:57:47,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1079031256] [2024-10-13 13:57:47,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 13:57:47,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 13:57:47,773 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 13:57:47,777 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 13:57:47,779 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-13 13:57:47,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:47,829 INFO L255 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-10-13 13:57:47,831 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 13:57:47,925 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 30 proven. 51 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-10-13 13:57:47,926 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 13:57:48,225 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 30 proven. 54 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-10-13 13:57:48,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1079031256] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 13:57:48,226 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 13:57:48,226 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 11] total 17 [2024-10-13 13:57:48,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298770974] [2024-10-13 13:57:48,226 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 13:57:48,227 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-10-13 13:57:48,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 13:57:48,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-10-13 13:57:48,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=196, Unknown=0, NotChecked=0, Total=272 [2024-10-13 13:57:48,230 INFO L87 Difference]: Start difference. First operand 97 states and 158 transitions. Second operand has 17 states, 17 states have (on average 4.411764705882353) internal successors, (75), 17 states have internal predecessors, (75), 11 states have call successors, (13), 1 states have call predecessors, (13), 5 states have return successors, (12), 6 states have call predecessors, (12), 11 states have call successors, (12) [2024-10-13 13:57:48,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 13:57:48,368 INFO L93 Difference]: Finished difference Result 173 states and 299 transitions. [2024-10-13 13:57:48,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-13 13:57:48,369 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 4.411764705882353) internal successors, (75), 17 states have internal predecessors, (75), 11 states have call successors, (13), 1 states have call predecessors, (13), 5 states have return successors, (12), 6 states have call predecessors, (12), 11 states have call successors, (12) Word has length 63 [2024-10-13 13:57:48,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 13:57:48,370 INFO L225 Difference]: With dead ends: 173 [2024-10-13 13:57:48,370 INFO L226 Difference]: Without dead ends: 79 [2024-10-13 13:57:48,373 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 127 SyntacticMatches, 5 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=145, Invalid=317, Unknown=0, NotChecked=0, Total=462 [2024-10-13 13:57:48,374 INFO L432 NwaCegarLoop]: 14 mSDtfsCounter, 62 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 60 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 13:57:48,374 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 60 Invalid, 160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 13:57:48,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2024-10-13 13:57:48,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 71. [2024-10-13 13:57:48,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 56 states have (on average 1.125) internal successors, (63), 53 states have internal predecessors, (63), 7 states have call successors, (7), 4 states have call predecessors, (7), 6 states have return successors, (26), 13 states have call predecessors, (26), 6 states have call successors, (26) [2024-10-13 13:57:48,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 96 transitions. [2024-10-13 13:57:48,384 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 96 transitions. Word has length 63 [2024-10-13 13:57:48,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 13:57:48,384 INFO L471 AbstractCegarLoop]: Abstraction has 71 states and 96 transitions. [2024-10-13 13:57:48,385 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 4.411764705882353) internal successors, (75), 17 states have internal predecessors, (75), 11 states have call successors, (13), 1 states have call predecessors, (13), 5 states have return successors, (12), 6 states have call predecessors, (12), 11 states have call successors, (12) [2024-10-13 13:57:48,385 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 96 transitions. [2024-10-13 13:57:48,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-10-13 13:57:48,388 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 13:57:48,388 INFO L215 NwaCegarLoop]: trace histogram [16, 13, 12, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 5, 5, 4, 4, 1, 1, 1, 1] [2024-10-13 13:57:48,404 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-10-13 13:57:48,589 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 13:57:48,589 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-13 13:57:48,589 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 13:57:48,590 INFO L85 PathProgramCache]: Analyzing trace with hash 815916391, now seen corresponding path program 2 times [2024-10-13 13:57:48,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 13:57:48,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156105375] [2024-10-13 13:57:48,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 13:57:48,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 13:57:48,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:48,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:57:48,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:48,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:48,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:48,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:48,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:48,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:57:48,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:48,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:57:48,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:48,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 13:57:48,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:48,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:48,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:48,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:48,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:48,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:57:48,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:48,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:57:48,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:48,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-13 13:57:48,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:48,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:48,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:48,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:57:48,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:48,933 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 121 proven. 259 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2024-10-13 13:57:48,934 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 13:57:48,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156105375] [2024-10-13 13:57:48,934 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [156105375] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 13:57:48,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2118641228] [2024-10-13 13:57:48,934 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-13 13:57:48,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 13:57:48,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 13:57:48,936 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 13:57:48,937 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-13 13:57:49,006 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-13 13:57:49,006 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-13 13:57:49,007 INFO L255 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-10-13 13:57:49,011 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 13:57:49,126 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 342 proven. 183 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-13 13:57:49,126 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 13:57:49,678 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 133 proven. 307 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2024-10-13 13:57:49,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2118641228] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 13:57:49,678 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 13:57:49,679 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11, 14] total 21 [2024-10-13 13:57:49,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628243121] [2024-10-13 13:57:49,679 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 13:57:49,680 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-10-13 13:57:49,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 13:57:49,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-10-13 13:57:49,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=312, Unknown=0, NotChecked=0, Total=420 [2024-10-13 13:57:49,681 INFO L87 Difference]: Start difference. First operand 71 states and 96 transitions. Second operand has 21 states, 21 states have (on average 5.809523809523809) internal successors, (122), 21 states have internal predecessors, (122), 17 states have call successors, (23), 3 states have call predecessors, (23), 7 states have return successors, (24), 10 states have call predecessors, (24), 16 states have call successors, (24) [2024-10-13 13:57:49,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 13:57:49,877 INFO L93 Difference]: Finished difference Result 174 states and 257 transitions. [2024-10-13 13:57:49,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-13 13:57:49,878 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 5.809523809523809) internal successors, (122), 21 states have internal predecessors, (122), 17 states have call successors, (23), 3 states have call predecessors, (23), 7 states have return successors, (24), 10 states have call predecessors, (24), 16 states have call successors, (24) Word has length 142 [2024-10-13 13:57:49,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 13:57:49,880 INFO L225 Difference]: With dead ends: 174 [2024-10-13 13:57:49,881 INFO L226 Difference]: Without dead ends: 106 [2024-10-13 13:57:49,882 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 330 GetRequests, 296 SyntacticMatches, 8 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 225 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=231, Invalid=525, Unknown=0, NotChecked=0, Total=756 [2024-10-13 13:57:49,884 INFO L432 NwaCegarLoop]: 15 mSDtfsCounter, 97 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 13:57:49,884 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 64 Invalid, 189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 13:57:49,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2024-10-13 13:57:49,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 94. [2024-10-13 13:57:49,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 74 states have (on average 1.135135135135135) internal successors, (84), 72 states have internal predecessors, (84), 10 states have call successors, (10), 6 states have call predecessors, (10), 8 states have return successors, (36), 15 states have call predecessors, (36), 9 states have call successors, (36) [2024-10-13 13:57:49,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 130 transitions. [2024-10-13 13:57:49,905 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 130 transitions. Word has length 142 [2024-10-13 13:57:49,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 13:57:49,906 INFO L471 AbstractCegarLoop]: Abstraction has 94 states and 130 transitions. [2024-10-13 13:57:49,907 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 5.809523809523809) internal successors, (122), 21 states have internal predecessors, (122), 17 states have call successors, (23), 3 states have call predecessors, (23), 7 states have return successors, (24), 10 states have call predecessors, (24), 16 states have call successors, (24) [2024-10-13 13:57:49,907 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 130 transitions. [2024-10-13 13:57:49,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-10-13 13:57:49,909 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 13:57:49,909 INFO L215 NwaCegarLoop]: trace histogram [10, 8, 7, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 1, 1, 1, 1] [2024-10-13 13:57:49,926 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-10-13 13:57:50,109 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 13:57:50,110 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-13 13:57:50,111 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 13:57:50,111 INFO L85 PathProgramCache]: Analyzing trace with hash 1261740398, now seen corresponding path program 3 times [2024-10-13 13:57:50,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 13:57:50,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813585592] [2024-10-13 13:57:50,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 13:57:50,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 13:57:50,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:50,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:57:50,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:50,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:50,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:50,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:50,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:50,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:57:50,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:50,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:57:50,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:50,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 13:57:50,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:50,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:50,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:50,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:57:50,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:50,251 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 51 proven. 56 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2024-10-13 13:57:50,251 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 13:57:50,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813585592] [2024-10-13 13:57:50,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [813585592] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 13:57:50,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1827663080] [2024-10-13 13:57:50,252 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-13 13:57:50,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 13:57:50,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 13:57:50,254 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 13:57:50,255 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-10-13 13:57:50,300 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-10-13 13:57:50,300 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-13 13:57:50,300 INFO L255 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-13 13:57:50,302 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 13:57:50,380 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 60 proven. 4 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2024-10-13 13:57:50,381 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 13:57:50,611 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 60 proven. 4 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2024-10-13 13:57:50,611 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1827663080] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 13:57:50,611 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 13:57:50,611 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 7] total 17 [2024-10-13 13:57:50,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361612378] [2024-10-13 13:57:50,611 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 13:57:50,612 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-10-13 13:57:50,612 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 13:57:50,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-10-13 13:57:50,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=224, Unknown=0, NotChecked=0, Total=272 [2024-10-13 13:57:50,614 INFO L87 Difference]: Start difference. First operand 94 states and 130 transitions. Second operand has 17 states, 17 states have (on average 3.764705882352941) internal successors, (64), 17 states have internal predecessors, (64), 7 states have call successors, (10), 1 states have call predecessors, (10), 6 states have return successors, (13), 10 states have call predecessors, (13), 7 states have call successors, (13) [2024-10-13 13:57:50,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 13:57:50,804 INFO L93 Difference]: Finished difference Result 166 states and 235 transitions. [2024-10-13 13:57:50,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-13 13:57:50,805 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 3.764705882352941) internal successors, (64), 17 states have internal predecessors, (64), 7 states have call successors, (10), 1 states have call predecessors, (10), 6 states have return successors, (13), 10 states have call predecessors, (13), 7 states have call successors, (13) Word has length 88 [2024-10-13 13:57:50,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 13:57:50,806 INFO L225 Difference]: With dead ends: 166 [2024-10-13 13:57:50,806 INFO L226 Difference]: Without dead ends: 75 [2024-10-13 13:57:50,807 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 179 SyntacticMatches, 4 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=130, Invalid=470, Unknown=0, NotChecked=0, Total=600 [2024-10-13 13:57:50,807 INFO L432 NwaCegarLoop]: 12 mSDtfsCounter, 17 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 61 SdHoareTripleChecker+Invalid, 195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 13:57:50,807 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 61 Invalid, 195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 13:57:50,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2024-10-13 13:57:50,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2024-10-13 13:57:50,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 60 states have (on average 1.1166666666666667) internal successors, (67), 57 states have internal predecessors, (67), 8 states have call successors, (8), 6 states have call predecessors, (8), 6 states have return successors, (17), 11 states have call predecessors, (17), 7 states have call successors, (17) [2024-10-13 13:57:50,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 92 transitions. [2024-10-13 13:57:50,827 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 92 transitions. Word has length 88 [2024-10-13 13:57:50,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 13:57:50,828 INFO L471 AbstractCegarLoop]: Abstraction has 75 states and 92 transitions. [2024-10-13 13:57:50,828 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 3.764705882352941) internal successors, (64), 17 states have internal predecessors, (64), 7 states have call successors, (10), 1 states have call predecessors, (10), 6 states have return successors, (13), 10 states have call predecessors, (13), 7 states have call successors, (13) [2024-10-13 13:57:50,828 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 92 transitions. [2024-10-13 13:57:50,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-10-13 13:57:50,830 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 13:57:50,830 INFO L215 NwaCegarLoop]: trace histogram [9, 8, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 1, 1, 1, 1, 1] [2024-10-13 13:57:50,846 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-10-13 13:57:51,030 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 13:57:51,031 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-13 13:57:51,032 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 13:57:51,032 INFO L85 PathProgramCache]: Analyzing trace with hash 1652499044, now seen corresponding path program 2 times [2024-10-13 13:57:51,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 13:57:51,032 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499614986] [2024-10-13 13:57:51,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 13:57:51,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 13:57:51,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:51,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 13:57:51,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:51,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:51,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:51,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:51,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:51,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:51,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:51,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:57:51,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:51,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:57:51,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:51,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:57:51,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:51,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-13 13:57:51,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:51,221 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 89 proven. 39 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-10-13 13:57:51,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 13:57:51,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499614986] [2024-10-13 13:57:51,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [499614986] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 13:57:51,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1665273496] [2024-10-13 13:57:51,222 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-13 13:57:51,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 13:57:51,222 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 13:57:51,224 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 13:57:51,225 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-10-13 13:57:51,276 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-13 13:57:51,276 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-13 13:57:51,277 INFO L255 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-10-13 13:57:51,279 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 13:57:51,350 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 125 proven. 37 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-10-13 13:57:51,351 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 13:57:51,821 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 90 proven. 62 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-10-13 13:57:51,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1665273496] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 13:57:51,821 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 13:57:51,821 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 11] total 17 [2024-10-13 13:57:51,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469355895] [2024-10-13 13:57:51,821 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 13:57:51,822 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-10-13 13:57:51,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 13:57:51,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-10-13 13:57:51,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2024-10-13 13:57:51,823 INFO L87 Difference]: Start difference. First operand 75 states and 92 transitions. Second operand has 17 states, 17 states have (on average 5.117647058823529) internal successors, (87), 17 states have internal predecessors, (87), 11 states have call successors, (15), 2 states have call predecessors, (15), 6 states have return successors, (17), 7 states have call predecessors, (17), 11 states have call successors, (17) [2024-10-13 13:57:51,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 13:57:51,944 INFO L93 Difference]: Finished difference Result 138 states and 174 transitions. [2024-10-13 13:57:51,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-13 13:57:51,945 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 5.117647058823529) internal successors, (87), 17 states have internal predecessors, (87), 11 states have call successors, (15), 2 states have call predecessors, (15), 6 states have return successors, (17), 7 states have call predecessors, (17), 11 states have call successors, (17) Word has length 85 [2024-10-13 13:57:51,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 13:57:51,946 INFO L225 Difference]: With dead ends: 138 [2024-10-13 13:57:51,946 INFO L226 Difference]: Without dead ends: 66 [2024-10-13 13:57:51,946 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 174 SyntacticMatches, 5 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2024-10-13 13:57:51,947 INFO L432 NwaCegarLoop]: 25 mSDtfsCounter, 29 mSDsluCounter, 58 mSDsCounter, 0 mSdLazyCounter, 158 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 83 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 158 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 13:57:51,947 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 83 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 158 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 13:57:51,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2024-10-13 13:57:51,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 64. [2024-10-13 13:57:51,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 51 states have (on average 1.0588235294117647) internal successors, (54), 49 states have internal predecessors, (54), 7 states have call successors, (7), 6 states have call predecessors, (7), 5 states have return successors, (11), 8 states have call predecessors, (11), 6 states have call successors, (11) [2024-10-13 13:57:51,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 72 transitions. [2024-10-13 13:57:51,956 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 72 transitions. Word has length 85 [2024-10-13 13:57:51,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 13:57:51,957 INFO L471 AbstractCegarLoop]: Abstraction has 64 states and 72 transitions. [2024-10-13 13:57:51,957 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 5.117647058823529) internal successors, (87), 17 states have internal predecessors, (87), 11 states have call successors, (15), 2 states have call predecessors, (15), 6 states have return successors, (17), 7 states have call predecessors, (17), 11 states have call successors, (17) [2024-10-13 13:57:51,957 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 72 transitions. [2024-10-13 13:57:51,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2024-10-13 13:57:51,961 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 13:57:51,961 INFO L215 NwaCegarLoop]: trace histogram [25, 23, 20, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 10, 8, 5, 1, 1, 1, 1] [2024-10-13 13:57:51,977 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-10-13 13:57:52,165 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-10-13 13:57:52,166 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-13 13:57:52,166 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 13:57:52,166 INFO L85 PathProgramCache]: Analyzing trace with hash 343358896, now seen corresponding path program 3 times [2024-10-13 13:57:52,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 13:57:52,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268399089] [2024-10-13 13:57:52,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 13:57:52,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 13:57:52,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:52,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 13:57:52,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:52,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:52,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:52,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:52,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:52,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:52,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:52,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:57:52,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:52,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:57:52,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:52,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:57:52,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:52,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:52,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:52,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:57:52,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:52,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 13:57:52,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:52,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:52,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:52,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:52,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:52,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:52,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:52,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:57:52,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:52,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:57:52,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:52,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:57:52,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:52,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:52,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:52,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:57:52,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:52,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-13 13:57:52,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:52,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:52,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:52,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:52,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:52,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:57:52,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:52,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:57:52,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:52,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1923 backedges. 255 proven. 631 refuted. 0 times theorem prover too weak. 1037 trivial. 0 not checked. [2024-10-13 13:57:52,642 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 13:57:52,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268399089] [2024-10-13 13:57:52,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [268399089] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 13:57:52,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1250039210] [2024-10-13 13:57:52,643 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-13 13:57:52,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 13:57:52,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 13:57:52,645 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 13:57:52,646 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-10-13 13:57:52,729 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2024-10-13 13:57:52,729 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-13 13:57:52,731 INFO L255 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-10-13 13:57:52,735 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 13:57:53,010 INFO L134 CoverageAnalysis]: Checked inductivity of 1923 backedges. 554 proven. 135 refuted. 0 times theorem prover too weak. 1234 trivial. 0 not checked. [2024-10-13 13:57:53,011 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 13:57:54,433 INFO L134 CoverageAnalysis]: Checked inductivity of 1923 backedges. 620 proven. 128 refuted. 0 times theorem prover too weak. 1175 trivial. 0 not checked. [2024-10-13 13:57:54,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1250039210] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 13:57:54,434 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 13:57:54,434 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 12, 17] total 38 [2024-10-13 13:57:54,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950316596] [2024-10-13 13:57:54,434 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 13:57:54,435 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-10-13 13:57:54,435 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 13:57:54,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-10-13 13:57:54,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=198, Invalid=1208, Unknown=0, NotChecked=0, Total=1406 [2024-10-13 13:57:54,437 INFO L87 Difference]: Start difference. First operand 64 states and 72 transitions. Second operand has 38 states, 38 states have (on average 3.3421052631578947) internal successors, (127), 38 states have internal predecessors, (127), 14 states have call successors, (18), 2 states have call predecessors, (18), 13 states have return successors, (29), 28 states have call predecessors, (29), 13 states have call successors, (29) [2024-10-13 13:57:55,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 13:57:55,429 INFO L93 Difference]: Finished difference Result 223 states and 308 transitions. [2024-10-13 13:57:55,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-10-13 13:57:55,430 INFO L78 Accepts]: Start accepts. Automaton has has 38 states, 38 states have (on average 3.3421052631578947) internal successors, (127), 38 states have internal predecessors, (127), 14 states have call successors, (18), 2 states have call predecessors, (18), 13 states have return successors, (29), 28 states have call predecessors, (29), 13 states have call successors, (29) Word has length 236 [2024-10-13 13:57:55,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 13:57:55,432 INFO L225 Difference]: With dead ends: 223 [2024-10-13 13:57:55,433 INFO L226 Difference]: Without dead ends: 164 [2024-10-13 13:57:55,436 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 572 GetRequests, 484 SyntacticMatches, 13 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2101 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=957, Invalid=4895, Unknown=0, NotChecked=0, Total=5852 [2024-10-13 13:57:55,436 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 159 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 646 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 160 SdHoareTripleChecker+Valid, 112 SdHoareTripleChecker+Invalid, 701 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 646 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-13 13:57:55,437 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [160 Valid, 112 Invalid, 701 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 646 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-13 13:57:55,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2024-10-13 13:57:55,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 139. [2024-10-13 13:57:55,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 111 states have (on average 1.045045045045045) internal successors, (116), 107 states have internal predecessors, (116), 15 states have call successors, (15), 8 states have call predecessors, (15), 12 states have return successors, (57), 23 states have call predecessors, (57), 14 states have call successors, (57) [2024-10-13 13:57:55,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 188 transitions. [2024-10-13 13:57:55,459 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 188 transitions. Word has length 236 [2024-10-13 13:57:55,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 13:57:55,459 INFO L471 AbstractCegarLoop]: Abstraction has 139 states and 188 transitions. [2024-10-13 13:57:55,459 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 3.3421052631578947) internal successors, (127), 38 states have internal predecessors, (127), 14 states have call successors, (18), 2 states have call predecessors, (18), 13 states have return successors, (29), 28 states have call predecessors, (29), 13 states have call successors, (29) [2024-10-13 13:57:55,460 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 188 transitions. [2024-10-13 13:57:55,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2024-10-13 13:57:55,464 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 13:57:55,464 INFO L215 NwaCegarLoop]: trace histogram [32, 30, 26, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 14, 10, 6, 1, 1, 1, 1] [2024-10-13 13:57:55,481 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-10-13 13:57:55,664 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 13:57:55,665 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-13 13:57:55,665 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 13:57:55,666 INFO L85 PathProgramCache]: Analyzing trace with hash -881563023, now seen corresponding path program 4 times [2024-10-13 13:57:55,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 13:57:55,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176214117] [2024-10-13 13:57:55,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 13:57:55,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 13:57:55,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:55,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:57:55,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:56,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:56,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:56,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:56,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:56,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:56,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:56,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:56,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:56,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:57:56,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:56,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:57:56,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:56,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:57:56,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:56,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:56,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:56,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:57:56,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:56,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 13:57:56,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:56,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:56,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:56,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:56,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:56,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:57:56,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:56,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:57:56,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:56,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-13 13:57:56,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:56,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:56,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:56,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:56,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:56,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:56,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:56,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:56,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:56,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:57:56,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:56,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:57:56,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:56,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:57:56,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:56,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:56,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:56,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:57:56,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:56,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 13:57:56,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:56,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:56,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:56,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:56,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:56,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:57:56,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:56,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:57:56,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:56,466 INFO L134 CoverageAnalysis]: Checked inductivity of 3282 backedges. 548 proven. 998 refuted. 0 times theorem prover too weak. 1736 trivial. 0 not checked. [2024-10-13 13:57:56,466 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 13:57:56,466 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176214117] [2024-10-13 13:57:56,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1176214117] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 13:57:56,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [40654151] [2024-10-13 13:57:56,467 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-13 13:57:56,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 13:57:56,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 13:57:56,469 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 13:57:56,470 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-10-13 13:57:56,581 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-13 13:57:56,581 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-13 13:57:56,583 INFO L255 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-10-13 13:57:56,587 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 13:57:56,801 INFO L134 CoverageAnalysis]: Checked inductivity of 3282 backedges. 613 proven. 1181 refuted. 0 times theorem prover too weak. 1488 trivial. 0 not checked. [2024-10-13 13:57:56,801 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 13:57:58,423 INFO L134 CoverageAnalysis]: Checked inductivity of 3282 backedges. 613 proven. 1253 refuted. 0 times theorem prover too weak. 1416 trivial. 0 not checked. [2024-10-13 13:57:58,423 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [40654151] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 13:57:58,423 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 13:57:58,423 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 15, 23] total 33 [2024-10-13 13:57:58,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790592533] [2024-10-13 13:57:58,424 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 13:57:58,425 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-10-13 13:57:58,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 13:57:58,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-10-13 13:57:58,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=257, Invalid=799, Unknown=0, NotChecked=0, Total=1056 [2024-10-13 13:57:58,427 INFO L87 Difference]: Start difference. First operand 139 states and 188 transitions. Second operand has 33 states, 33 states have (on average 5.121212121212121) internal successors, (169), 33 states have internal predecessors, (169), 27 states have call successors, (31), 1 states have call predecessors, (31), 11 states have return successors, (42), 18 states have call predecessors, (42), 27 states have call successors, (42) [2024-10-13 13:57:58,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 13:57:58,847 INFO L93 Difference]: Finished difference Result 280 states and 440 transitions. [2024-10-13 13:57:58,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-10-13 13:57:58,848 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 33 states have (on average 5.121212121212121) internal successors, (169), 33 states have internal predecessors, (169), 27 states have call successors, (31), 1 states have call predecessors, (31), 11 states have return successors, (42), 18 states have call predecessors, (42), 27 states have call successors, (42) Word has length 306 [2024-10-13 13:57:58,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 13:57:58,850 INFO L225 Difference]: With dead ends: 280 [2024-10-13 13:57:58,850 INFO L226 Difference]: Without dead ends: 146 [2024-10-13 13:57:58,853 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 707 GetRequests, 648 SyntacticMatches, 11 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 900 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=646, Invalid=1804, Unknown=0, NotChecked=0, Total=2450 [2024-10-13 13:57:58,855 INFO L432 NwaCegarLoop]: 34 mSDtfsCounter, 176 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 424 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 180 SdHoareTripleChecker+Valid, 159 SdHoareTripleChecker+Invalid, 520 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 424 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-13 13:57:58,855 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [180 Valid, 159 Invalid, 520 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 424 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-13 13:57:58,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2024-10-13 13:57:58,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 130. [2024-10-13 13:57:58,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 105 states have (on average 1.0476190476190477) internal successors, (110), 101 states have internal predecessors, (110), 15 states have call successors, (15), 11 states have call predecessors, (15), 9 states have return successors, (37), 17 states have call predecessors, (37), 14 states have call successors, (37) [2024-10-13 13:57:58,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 162 transitions. [2024-10-13 13:57:58,868 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 162 transitions. Word has length 306 [2024-10-13 13:57:58,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 13:57:58,869 INFO L471 AbstractCegarLoop]: Abstraction has 130 states and 162 transitions. [2024-10-13 13:57:58,869 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 5.121212121212121) internal successors, (169), 33 states have internal predecessors, (169), 27 states have call successors, (31), 1 states have call predecessors, (31), 11 states have return successors, (42), 18 states have call predecessors, (42), 27 states have call successors, (42) [2024-10-13 13:57:58,869 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 162 transitions. [2024-10-13 13:57:58,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2024-10-13 13:57:58,873 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 13:57:58,873 INFO L215 NwaCegarLoop]: trace histogram [32, 30, 26, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 14, 10, 6, 1, 1, 1, 1] [2024-10-13 13:57:58,891 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-10-13 13:57:59,074 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-10-13 13:57:59,074 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-13 13:57:59,074 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 13:57:59,074 INFO L85 PathProgramCache]: Analyzing trace with hash -1702912443, now seen corresponding path program 5 times [2024-10-13 13:57:59,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 13:57:59,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485700740] [2024-10-13 13:57:59,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 13:57:59,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 13:57:59,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:59,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:57:59,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:59,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:59,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:59,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:59,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:59,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:59,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:59,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:59,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:59,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:59,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:59,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:57:59,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:59,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:57:59,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:59,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:57:59,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:59,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:59,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:59,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:57:59,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:59,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 13:57:59,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:59,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:59,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:59,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:59,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:59,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:57:59,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:59,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:57:59,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:59,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 13:57:59,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:59,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:59,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:59,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:59,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:59,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:57:59,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:59,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:57:59,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:59,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 13:57:59,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:59,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:59,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:59,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:59,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:59,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:59,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:59,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:57:59,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:59,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:57:59,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:59,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:57:59,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:59,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:57:59,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:59,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:57:59,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:57:59,733 INFO L134 CoverageAnalysis]: Checked inductivity of 3282 backedges. 622 proven. 736 refuted. 0 times theorem prover too weak. 1924 trivial. 0 not checked. [2024-10-13 13:57:59,733 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 13:57:59,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485700740] [2024-10-13 13:57:59,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1485700740] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 13:57:59,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [669582971] [2024-10-13 13:57:59,734 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-10-13 13:57:59,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 13:57:59,734 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 13:57:59,736 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 13:57:59,738 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-10-13 13:57:59,853 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2024-10-13 13:57:59,853 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-13 13:57:59,855 INFO L255 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-10-13 13:57:59,858 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 13:58:00,007 INFO L134 CoverageAnalysis]: Checked inductivity of 3282 backedges. 1870 proven. 389 refuted. 0 times theorem prover too weak. 1023 trivial. 0 not checked. [2024-10-13 13:58:00,008 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 13:58:01,014 INFO L134 CoverageAnalysis]: Checked inductivity of 3282 backedges. 571 proven. 899 refuted. 0 times theorem prover too weak. 1812 trivial. 0 not checked. [2024-10-13 13:58:01,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [669582971] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 13:58:01,015 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 13:58:01,015 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 12, 17] total 27 [2024-10-13 13:58:01,015 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2126836137] [2024-10-13 13:58:01,016 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 13:58:01,016 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-10-13 13:58:01,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 13:58:01,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-10-13 13:58:01,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=170, Invalid=532, Unknown=0, NotChecked=0, Total=702 [2024-10-13 13:58:01,018 INFO L87 Difference]: Start difference. First operand 130 states and 162 transitions. Second operand has 27 states, 27 states have (on average 5.518518518518518) internal successors, (149), 27 states have internal predecessors, (149), 18 states have call successors, (28), 2 states have call predecessors, (28), 11 states have return successors, (35), 18 states have call predecessors, (35), 18 states have call successors, (35) [2024-10-13 13:58:01,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 13:58:01,284 INFO L93 Difference]: Finished difference Result 243 states and 316 transitions. [2024-10-13 13:58:01,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-10-13 13:58:01,285 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 5.518518518518518) internal successors, (149), 27 states have internal predecessors, (149), 18 states have call successors, (28), 2 states have call predecessors, (28), 11 states have return successors, (35), 18 states have call predecessors, (35), 18 states have call successors, (35) Word has length 306 [2024-10-13 13:58:01,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 13:58:01,287 INFO L225 Difference]: With dead ends: 243 [2024-10-13 13:58:01,287 INFO L226 Difference]: Without dead ends: 118 [2024-10-13 13:58:01,289 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 694 GetRequests, 653 SyntacticMatches, 8 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 439 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=318, Invalid=872, Unknown=0, NotChecked=0, Total=1190 [2024-10-13 13:58:01,290 INFO L432 NwaCegarLoop]: 39 mSDtfsCounter, 81 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 411 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 450 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 411 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-13 13:58:01,290 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 156 Invalid, 450 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 411 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-13 13:58:01,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2024-10-13 13:58:01,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 106. [2024-10-13 13:58:01,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 85 states have (on average 1.035294117647059) internal successors, (88), 83 states have internal predecessors, (88), 13 states have call successors, (13), 10 states have call predecessors, (13), 7 states have return successors, (26), 12 states have call predecessors, (26), 12 states have call successors, (26) [2024-10-13 13:58:01,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 127 transitions. [2024-10-13 13:58:01,298 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 127 transitions. Word has length 306 [2024-10-13 13:58:01,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 13:58:01,300 INFO L471 AbstractCegarLoop]: Abstraction has 106 states and 127 transitions. [2024-10-13 13:58:01,300 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 5.518518518518518) internal successors, (149), 27 states have internal predecessors, (149), 18 states have call successors, (28), 2 states have call predecessors, (28), 11 states have return successors, (35), 18 states have call predecessors, (35), 18 states have call successors, (35) [2024-10-13 13:58:01,300 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 127 transitions. [2024-10-13 13:58:01,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2024-10-13 13:58:01,304 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 13:58:01,305 INFO L215 NwaCegarLoop]: trace histogram [41, 40, 33, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 19, 13, 8, 1, 1, 1, 1] [2024-10-13 13:58:01,322 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-10-13 13:58:01,505 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-10-13 13:58:01,505 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-13 13:58:01,506 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 13:58:01,506 INFO L85 PathProgramCache]: Analyzing trace with hash -1078591254, now seen corresponding path program 6 times [2024-10-13 13:58:01,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 13:58:01,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [742180228] [2024-10-13 13:58:01,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 13:58:01,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 13:58:01,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:02,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 13:58:02,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:03,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:03,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:03,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:03,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:03,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:03,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:03,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:03,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:03,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:03,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 13:58:03,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:03,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:03,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:03,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:03,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 13:58:03,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:03,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:03,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:03,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:03,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:03,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:03,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:03,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:03,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-13 13:58:03,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:03,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:03,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:03,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:03,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:03,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:03,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:03,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:03,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:03,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 13:58:03,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:03,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:03,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:03,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:03,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:03,995 INFO L134 CoverageAnalysis]: Checked inductivity of 5628 backedges. 820 proven. 1112 refuted. 0 times theorem prover too weak. 3696 trivial. 0 not checked. [2024-10-13 13:58:03,996 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 13:58:03,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [742180228] [2024-10-13 13:58:03,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [742180228] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 13:58:03,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2012950189] [2024-10-13 13:58:03,996 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-10-13 13:58:03,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 13:58:03,997 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 13:58:03,998 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 13:58:04,000 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-10-13 13:58:04,198 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 29 check-sat command(s) [2024-10-13 13:58:04,198 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-13 13:58:04,202 INFO L255 TraceCheckSpWp]: Trace formula consists of 757 conjuncts, 81 conjuncts are in the unsatisfiable core [2024-10-13 13:58:04,207 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 13:58:04,587 INFO L134 CoverageAnalysis]: Checked inductivity of 5628 backedges. 820 proven. 1112 refuted. 0 times theorem prover too weak. 3696 trivial. 0 not checked. [2024-10-13 13:58:04,587 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 13:58:10,982 INFO L134 CoverageAnalysis]: Checked inductivity of 5628 backedges. 1149 proven. 1015 refuted. 0 times theorem prover too weak. 3464 trivial. 0 not checked. [2024-10-13 13:58:10,982 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2012950189] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 13:58:10,982 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 13:58:10,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18, 29] total 40 [2024-10-13 13:58:10,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894650863] [2024-10-13 13:58:10,983 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 13:58:10,984 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2024-10-13 13:58:10,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 13:58:10,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2024-10-13 13:58:10,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=367, Invalid=1273, Unknown=0, NotChecked=0, Total=1640 [2024-10-13 13:58:10,986 INFO L87 Difference]: Start difference. First operand 106 states and 127 transitions. Second operand has 41 states, 40 states have (on average 2.625) internal successors, (105), 41 states have internal predecessors, (105), 11 states have call successors, (12), 1 states have call predecessors, (12), 11 states have return successors, (28), 28 states have call predecessors, (28), 11 states have call successors, (28) [2024-10-13 13:58:11,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 13:58:11,217 INFO L93 Difference]: Finished difference Result 170 states and 243 transitions. [2024-10-13 13:58:11,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-13 13:58:11,218 INFO L78 Accepts]: Start accepts. Automaton has has 41 states, 40 states have (on average 2.625) internal successors, (105), 41 states have internal predecessors, (105), 11 states have call successors, (12), 1 states have call predecessors, (12), 11 states have return successors, (28), 28 states have call predecessors, (28), 11 states have call successors, (28) Word has length 398 [2024-10-13 13:58:11,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 13:58:11,220 INFO L225 Difference]: With dead ends: 170 [2024-10-13 13:58:11,220 INFO L226 Difference]: Without dead ends: 169 [2024-10-13 13:58:11,221 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 963 GetRequests, 854 SyntacticMatches, 62 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2444 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=504, Invalid=1848, Unknown=0, NotChecked=0, Total=2352 [2024-10-13 13:58:11,222 INFO L432 NwaCegarLoop]: 16 mSDtfsCounter, 24 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 170 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 161 SdHoareTripleChecker+Invalid, 184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 170 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 13:58:11,222 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 161 Invalid, 184 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 170 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 13:58:11,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2024-10-13 13:58:11,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 142. [2024-10-13 13:58:11,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 113 states have (on average 1.0265486725663717) internal successors, (116), 111 states have internal predecessors, (116), 17 states have call successors, (17), 10 states have call predecessors, (17), 11 states have return successors, (70), 20 states have call predecessors, (70), 16 states have call successors, (70) [2024-10-13 13:58:11,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 203 transitions. [2024-10-13 13:58:11,234 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 203 transitions. Word has length 398 [2024-10-13 13:58:11,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 13:58:11,235 INFO L471 AbstractCegarLoop]: Abstraction has 142 states and 203 transitions. [2024-10-13 13:58:11,235 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 40 states have (on average 2.625) internal successors, (105), 41 states have internal predecessors, (105), 11 states have call successors, (12), 1 states have call predecessors, (12), 11 states have return successors, (28), 28 states have call predecessors, (28), 11 states have call successors, (28) [2024-10-13 13:58:11,235 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 203 transitions. [2024-10-13 13:58:11,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1007 [2024-10-13 13:58:11,265 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 13:58:11,266 INFO L215 NwaCegarLoop]: trace histogram [103, 102, 83, 51, 51, 51, 51, 51, 51, 51, 51, 51, 51, 51, 51, 50, 32, 20, 1, 1, 1, 1] [2024-10-13 13:58:11,283 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-10-13 13:58:11,469 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-10-13 13:58:11,470 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-13 13:58:11,470 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 13:58:11,470 INFO L85 PathProgramCache]: Analyzing trace with hash -1529481061, now seen corresponding path program 7 times [2024-10-13 13:58:11,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 13:58:11,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55225876] [2024-10-13 13:58:11,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 13:58:11,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 13:58:11,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:12,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 13:58:12,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:12,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:12,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:12,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:12,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:12,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:12,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:12,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:12,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:12,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:12,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:12,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:12,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:12,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:12,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:12,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:12,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:12,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:12,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:12,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:12,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:12,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 13:58:12,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:12,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:12,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:12,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:12,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:12,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:12,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:12,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:12,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:12,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 13:58:12,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:12,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:12,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:12,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:12,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:12,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:12,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:12,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:12,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:12,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:12,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:12,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:12,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:12,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:12,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:12,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:12,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:12,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-13 13:58:12,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:13,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:13,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:13,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:13,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:13,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:13,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:13,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:13,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:13,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:13,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:13,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 13:58:13,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:13,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:13,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:13,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:13,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 13:58:13,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:13,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:13,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:13,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:13,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:13,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:13,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:13,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:13,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-13 13:58:13,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:13,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:13,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:13,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:13,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:13,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:13,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:13,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:13,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:13,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:13,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:13,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 13:58:13,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:13,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:13,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:13,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:13,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 13:58:13,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:13,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:13,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:13,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:13,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:13,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:13,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:13,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:13,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-13 13:58:13,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:13,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:13,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:13,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:13,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:13,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:13,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:13,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:13,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:13,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:13,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 13:58:13,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:13,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:13,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:14,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:14,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:14,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:14,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:14,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:14,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:14,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 13:58:14,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:14,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:14,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:14,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:14,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:14,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:14,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:14,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:14,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:14,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:14,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:14,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:14,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:14,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:14,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:14,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:14,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:14,049 INFO L134 CoverageAnalysis]: Checked inductivity of 36961 backedges. 1752 proven. 6896 refuted. 0 times theorem prover too weak. 28313 trivial. 0 not checked. [2024-10-13 13:58:14,049 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 13:58:14,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [55225876] [2024-10-13 13:58:14,049 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [55225876] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 13:58:14,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [698760982] [2024-10-13 13:58:14,049 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-10-13 13:58:14,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 13:58:14,052 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 13:58:14,053 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 13:58:14,055 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-10-13 13:58:14,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:14,439 INFO L255 TraceCheckSpWp]: Trace formula consists of 1880 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-10-13 13:58:14,449 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 13:58:14,682 INFO L134 CoverageAnalysis]: Checked inductivity of 36961 backedges. 1738 proven. 7738 refuted. 0 times theorem prover too weak. 27485 trivial. 0 not checked. [2024-10-13 13:58:14,683 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 13:58:17,615 INFO L134 CoverageAnalysis]: Checked inductivity of 36961 backedges. 1738 proven. 7853 refuted. 0 times theorem prover too weak. 27370 trivial. 0 not checked. [2024-10-13 13:58:17,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [698760982] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 13:58:17,615 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 13:58:17,616 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 17, 27] total 39 [2024-10-13 13:58:17,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913698862] [2024-10-13 13:58:17,616 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 13:58:17,618 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2024-10-13 13:58:17,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 13:58:17,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2024-10-13 13:58:17,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=358, Invalid=1124, Unknown=0, NotChecked=0, Total=1482 [2024-10-13 13:58:17,620 INFO L87 Difference]: Start difference. First operand 142 states and 203 transitions. Second operand has 39 states, 39 states have (on average 5.384615384615385) internal successors, (210), 39 states have internal predecessors, (210), 35 states have call successors, (40), 1 states have call predecessors, (40), 13 states have return successors, (56), 24 states have call predecessors, (56), 35 states have call successors, (56) [2024-10-13 13:58:18,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 13:58:18,105 INFO L93 Difference]: Finished difference Result 346 states and 571 transitions. [2024-10-13 13:58:18,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-13 13:58:18,106 INFO L78 Accepts]: Start accepts. Automaton has has 39 states, 39 states have (on average 5.384615384615385) internal successors, (210), 39 states have internal predecessors, (210), 35 states have call successors, (40), 1 states have call predecessors, (40), 13 states have return successors, (56), 24 states have call predecessors, (56), 35 states have call successors, (56) Word has length 1006 [2024-10-13 13:58:18,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 13:58:18,108 INFO L225 Difference]: With dead ends: 346 [2024-10-13 13:58:18,108 INFO L226 Difference]: Without dead ends: 209 [2024-10-13 13:58:18,111 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2261 GetRequests, 2189 SyntacticMatches, 13 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1391 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=931, Invalid=2729, Unknown=0, NotChecked=0, Total=3660 [2024-10-13 13:58:18,112 INFO L432 NwaCegarLoop]: 42 mSDtfsCounter, 414 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 509 mSolverCounterSat, 184 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 418 SdHoareTripleChecker+Valid, 197 SdHoareTripleChecker+Invalid, 693 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 184 IncrementalHoareTripleChecker+Valid, 509 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-13 13:58:18,112 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [418 Valid, 197 Invalid, 693 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [184 Valid, 509 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-13 13:58:18,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2024-10-13 13:58:18,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 193. [2024-10-13 13:58:18,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 155 states have (on average 1.032258064516129) internal successors, (160), 151 states have internal predecessors, (160), 23 states have call successors, (23), 14 states have call predecessors, (23), 14 states have return successors, (90), 27 states have call predecessors, (90), 22 states have call successors, (90) [2024-10-13 13:58:18,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 273 transitions. [2024-10-13 13:58:18,127 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 273 transitions. Word has length 1006 [2024-10-13 13:58:18,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 13:58:18,127 INFO L471 AbstractCegarLoop]: Abstraction has 193 states and 273 transitions. [2024-10-13 13:58:18,128 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 5.384615384615385) internal successors, (210), 39 states have internal predecessors, (210), 35 states have call successors, (40), 1 states have call predecessors, (40), 13 states have return successors, (56), 24 states have call predecessors, (56), 35 states have call successors, (56) [2024-10-13 13:58:18,128 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 273 transitions. [2024-10-13 13:58:18,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1165 [2024-10-13 13:58:18,137 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 13:58:18,137 INFO L215 NwaCegarLoop]: trace histogram [120, 117, 97, 60, 60, 60, 60, 59, 59, 59, 59, 59, 58, 58, 58, 57, 37, 23, 1, 1, 1, 1] [2024-10-13 13:58:18,155 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-10-13 13:58:18,341 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-10-13 13:58:18,342 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-13 13:58:18,342 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 13:58:18,342 INFO L85 PathProgramCache]: Analyzing trace with hash 1902619215, now seen corresponding path program 8 times [2024-10-13 13:58:18,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 13:58:18,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706317087] [2024-10-13 13:58:18,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 13:58:18,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 13:58:18,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:19,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:19,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:19,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:19,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:19,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:19,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:19,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:19,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:19,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:19,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:19,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:19,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:19,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:19,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:19,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:19,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:19,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:19,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:19,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:19,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:19,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:19,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:19,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:19,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:19,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 13:58:19,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:19,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:19,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:19,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:19,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:19,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:19,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:19,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:19,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:19,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 13:58:19,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:19,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:19,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:19,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:19,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:19,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:19,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:19,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:19,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:19,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:19,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:19,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:19,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:19,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:19,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:19,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:19,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:19,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-13 13:58:19,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:19,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:19,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:19,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:19,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:19,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:19,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:19,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:19,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:19,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:19,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:19,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:19,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:19,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:19,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:19,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:20,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 13:58:20,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:20,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:20,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2024-10-13 13:58:20,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:20,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:20,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:20,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:20,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 13:58:20,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:20,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:20,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 13:58:20,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:20,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:20,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:20,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:20,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-13 13:58:20,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:20,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:20,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:20,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:20,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-13 13:58:20,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:20,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:20,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:20,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:20,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 13:58:20,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:20,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:20,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 920 [2024-10-13 13:58:20,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:20,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:20,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:20,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:20,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 13:58:20,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:20,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:20,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 13:58:20,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:20,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:20,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:20,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:20,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:20,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:20,872 INFO L134 CoverageAnalysis]: Checked inductivity of 49621 backedges. 3145 proven. 8493 refuted. 0 times theorem prover too weak. 37983 trivial. 0 not checked. [2024-10-13 13:58:20,872 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 13:58:20,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706317087] [2024-10-13 13:58:20,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1706317087] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 13:58:20,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [218508639] [2024-10-13 13:58:20,872 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-13 13:58:20,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 13:58:20,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 13:58:20,874 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 13:58:20,876 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-10-13 13:58:21,276 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-13 13:58:21,276 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-13 13:58:21,281 INFO L255 TraceCheckSpWp]: Trace formula consists of 2171 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-10-13 13:58:21,292 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 13:58:21,552 INFO L134 CoverageAnalysis]: Checked inductivity of 49621 backedges. 19592 proven. 6546 refuted. 0 times theorem prover too weak. 23483 trivial. 0 not checked. [2024-10-13 13:58:21,553 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 13:58:24,998 INFO L134 CoverageAnalysis]: Checked inductivity of 49621 backedges. 3182 proven. 9565 refuted. 0 times theorem prover too weak. 36874 trivial. 0 not checked. [2024-10-13 13:58:24,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [218508639] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 13:58:24,998 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 13:58:24,998 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 19, 30] total 44 [2024-10-13 13:58:24,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109961389] [2024-10-13 13:58:24,999 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 13:58:25,000 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2024-10-13 13:58:25,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 13:58:25,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2024-10-13 13:58:25,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=449, Invalid=1443, Unknown=0, NotChecked=0, Total=1892 [2024-10-13 13:58:25,002 INFO L87 Difference]: Start difference. First operand 193 states and 273 transitions. Second operand has 44 states, 44 states have (on average 5.5) internal successors, (242), 44 states have internal predecessors, (242), 40 states have call successors, (47), 3 states have call predecessors, (47), 15 states have return successors, (64), 26 states have call predecessors, (64), 39 states have call successors, (64) [2024-10-13 13:58:25,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 13:58:25,568 INFO L93 Difference]: Finished difference Result 434 states and 681 transitions. [2024-10-13 13:58:25,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-10-13 13:58:25,569 INFO L78 Accepts]: Start accepts. Automaton has has 44 states, 44 states have (on average 5.5) internal successors, (242), 44 states have internal predecessors, (242), 40 states have call successors, (47), 3 states have call predecessors, (47), 15 states have return successors, (64), 26 states have call predecessors, (64), 39 states have call successors, (64) Word has length 1164 [2024-10-13 13:58:25,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 13:58:25,572 INFO L225 Difference]: With dead ends: 434 [2024-10-13 13:58:25,572 INFO L226 Difference]: Without dead ends: 246 [2024-10-13 13:58:25,575 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2621 GetRequests, 2533 SyntacticMatches, 16 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1982 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=1337, Invalid=4065, Unknown=0, NotChecked=0, Total=5402 [2024-10-13 13:58:25,576 INFO L432 NwaCegarLoop]: 40 mSDtfsCounter, 500 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 240 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 505 SdHoareTripleChecker+Valid, 195 SdHoareTripleChecker+Invalid, 713 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 240 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-13 13:58:25,576 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [505 Valid, 195 Invalid, 713 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [240 Valid, 473 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-13 13:58:25,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2024-10-13 13:58:25,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 226. [2024-10-13 13:58:25,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 226 states, 183 states have (on average 1.0382513661202186) internal successors, (190), 177 states have internal predecessors, (190), 27 states have call successors, (27), 18 states have call predecessors, (27), 15 states have return successors, (92), 30 states have call predecessors, (92), 26 states have call successors, (92) [2024-10-13 13:58:25,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 309 transitions. [2024-10-13 13:58:25,594 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 309 transitions. Word has length 1164 [2024-10-13 13:58:25,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 13:58:25,595 INFO L471 AbstractCegarLoop]: Abstraction has 226 states and 309 transitions. [2024-10-13 13:58:25,596 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 5.5) internal successors, (242), 44 states have internal predecessors, (242), 40 states have call successors, (47), 3 states have call predecessors, (47), 15 states have return successors, (64), 26 states have call predecessors, (64), 39 states have call successors, (64) [2024-10-13 13:58:25,596 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 309 transitions. [2024-10-13 13:58:25,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 693 [2024-10-13 13:58:25,600 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 13:58:25,600 INFO L215 NwaCegarLoop]: trace histogram [71, 70, 57, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 34, 22, 14, 1, 1, 1, 1] [2024-10-13 13:58:25,620 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-10-13 13:58:25,800 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 13:58:25,801 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-13 13:58:25,801 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 13:58:25,801 INFO L85 PathProgramCache]: Analyzing trace with hash 1939446981, now seen corresponding path program 9 times [2024-10-13 13:58:25,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 13:58:25,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331546029] [2024-10-13 13:58:25,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 13:58:25,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 13:58:25,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:26,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 13:58:26,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:26,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:26,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:26,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:26,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:26,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:26,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:26,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:26,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:26,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:26,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:26,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:26,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:26,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:26,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:26,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:26,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:26,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:26,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:26,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:26,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:26,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:26,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:26,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:26,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:26,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:26,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:26,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 13:58:26,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:26,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:26,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:26,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:26,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:26,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:26,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:26,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:26,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:26,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 13:58:26,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:26,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:26,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:26,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:26,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:26,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:26,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:26,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:26,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:26,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:26,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:26,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:26,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:26,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:26,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:26,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:26,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:26,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-13 13:58:26,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:26,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:26,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:27,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:27,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:27,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:27,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:27,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:27,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:27,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-13 13:58:27,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:27,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:27,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:27,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:27,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:27,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:27,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:27,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:27,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2024-10-13 13:58:27,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:27,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:27,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:27,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:27,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:27,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:27,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:27,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:27,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:27,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 13:58:27,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:27,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:27,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:27,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:27,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2024-10-13 13:58:27,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:27,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:27,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:27,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:27,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:27,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:27,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:27,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:27,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:27,258 INFO L134 CoverageAnalysis]: Checked inductivity of 17346 backedges. 3053 proven. 1674 refuted. 0 times theorem prover too weak. 12619 trivial. 0 not checked. [2024-10-13 13:58:27,259 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 13:58:27,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331546029] [2024-10-13 13:58:27,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1331546029] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 13:58:27,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [56925480] [2024-10-13 13:58:27,259 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-13 13:58:27,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 13:58:27,259 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 13:58:27,261 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 13:58:27,262 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-10-13 13:58:27,524 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 21 check-sat command(s) [2024-10-13 13:58:27,524 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-13 13:58:27,526 INFO L255 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-10-13 13:58:27,532 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 13:58:27,664 INFO L134 CoverageAnalysis]: Checked inductivity of 17346 backedges. 2957 proven. 571 refuted. 0 times theorem prover too weak. 13818 trivial. 0 not checked. [2024-10-13 13:58:27,664 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 13:58:29,028 INFO L134 CoverageAnalysis]: Checked inductivity of 17346 backedges. 2961 proven. 606 refuted. 0 times theorem prover too weak. 13779 trivial. 0 not checked. [2024-10-13 13:58:29,028 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [56925480] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 13:58:29,028 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 13:58:29,029 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 12, 17] total 33 [2024-10-13 13:58:29,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001442125] [2024-10-13 13:58:29,029 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 13:58:29,030 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-10-13 13:58:29,030 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 13:58:29,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-10-13 13:58:29,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=253, Invalid=803, Unknown=0, NotChecked=0, Total=1056 [2024-10-13 13:58:29,031 INFO L87 Difference]: Start difference. First operand 226 states and 309 transitions. Second operand has 33 states, 33 states have (on average 4.878787878787879) internal successors, (161), 33 states have internal predecessors, (161), 19 states have call successors, (29), 1 states have call predecessors, (29), 12 states have return successors, (39), 27 states have call predecessors, (39), 19 states have call successors, (39) [2024-10-13 13:58:29,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 13:58:29,377 INFO L93 Difference]: Finished difference Result 408 states and 600 transitions. [2024-10-13 13:58:29,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-13 13:58:29,377 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 33 states have (on average 4.878787878787879) internal successors, (161), 33 states have internal predecessors, (161), 19 states have call successors, (29), 1 states have call predecessors, (29), 12 states have return successors, (39), 27 states have call predecessors, (39), 19 states have call successors, (39) Word has length 692 [2024-10-13 13:58:29,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 13:58:29,381 INFO L225 Difference]: With dead ends: 408 [2024-10-13 13:58:29,381 INFO L226 Difference]: Without dead ends: 187 [2024-10-13 13:58:29,383 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1553 GetRequests, 1504 SyntacticMatches, 8 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 708 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=458, Invalid=1348, Unknown=0, NotChecked=0, Total=1806 [2024-10-13 13:58:29,383 INFO L432 NwaCegarLoop]: 54 mSDtfsCounter, 142 mSDsluCounter, 199 mSDsCounter, 0 mSdLazyCounter, 620 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 253 SdHoareTripleChecker+Invalid, 693 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 620 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-13 13:58:29,384 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 253 Invalid, 693 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 620 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-13 13:58:29,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2024-10-13 13:58:29,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 148. [2024-10-13 13:58:29,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 119 states have (on average 1.0252100840336134) internal successors, (122), 117 states have internal predecessors, (122), 19 states have call successors, (19), 14 states have call predecessors, (19), 9 states have return successors, (45), 16 states have call predecessors, (45), 18 states have call successors, (45) [2024-10-13 13:58:29,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 186 transitions. [2024-10-13 13:58:29,394 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 186 transitions. Word has length 692 [2024-10-13 13:58:29,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 13:58:29,395 INFO L471 AbstractCegarLoop]: Abstraction has 148 states and 186 transitions. [2024-10-13 13:58:29,396 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 4.878787878787879) internal successors, (161), 33 states have internal predecessors, (161), 19 states have call successors, (29), 1 states have call predecessors, (29), 12 states have return successors, (39), 27 states have call predecessors, (39), 19 states have call successors, (39) [2024-10-13 13:58:29,396 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 186 transitions. [2024-10-13 13:58:29,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1595 [2024-10-13 13:58:29,410 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 13:58:29,410 INFO L215 NwaCegarLoop]: trace histogram [165, 159, 134, 84, 84, 84, 84, 80, 80, 80, 80, 80, 79, 79, 79, 78, 50, 31, 1, 1, 1, 1] [2024-10-13 13:58:29,427 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-10-13 13:58:29,610 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-10-13 13:58:29,611 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-13 13:58:29,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 13:58:29,611 INFO L85 PathProgramCache]: Analyzing trace with hash 746499324, now seen corresponding path program 10 times [2024-10-13 13:58:29,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 13:58:29,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407975673] [2024-10-13 13:58:29,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 13:58:29,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 13:58:29,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:30,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:30,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:30,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:31,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:31,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:31,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:31,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:31,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:31,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:31,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:31,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:31,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:31,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:31,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:31,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 13:58:31,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:31,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:31,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:31,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:31,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 13:58:31,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:31,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:31,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:31,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:31,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:31,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:31,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:31,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:31,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-13 13:58:31,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:31,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:31,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:31,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:31,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:31,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:31,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:31,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:31,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:31,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 13:58:31,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:31,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:31,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:31,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:31,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-13 13:58:31,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:31,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:31,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:31,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:31,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:31,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:31,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:31,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:31,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:31,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:31,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 13:58:31,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:31,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:31,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:31,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:31,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 13:58:31,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:31,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:31,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:31,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:31,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:31,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:31,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:31,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:31,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 694 [2024-10-13 13:58:31,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:31,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:31,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:32,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:32,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:32,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:32,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 13:58:32,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:32,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:32,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 13:58:32,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:32,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:32,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:32,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:32,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-13 13:58:32,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:32,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:32,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:32,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:32,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 13:58:32,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:32,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:32,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-13 13:58:32,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:32,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:32,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:32,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:32,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 13:58:32,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:32,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:32,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 13:58:32,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:32,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:32,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:32,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:32,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1350 [2024-10-13 13:58:32,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:32,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:32,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:32,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:32,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 13:58:32,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:32,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:32,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 13:58:32,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:32,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:32,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:32,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:32,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:32,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:32,421 INFO L134 CoverageAnalysis]: Checked inductivity of 93434 backedges. 4395 proven. 12808 refuted. 0 times theorem prover too weak. 76231 trivial. 0 not checked. [2024-10-13 13:58:32,421 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 13:58:32,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407975673] [2024-10-13 13:58:32,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [407975673] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 13:58:32,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [235008987] [2024-10-13 13:58:32,422 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-13 13:58:32,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 13:58:32,422 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 13:58:32,423 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 13:58:32,424 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-10-13 13:58:32,825 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-13 13:58:32,825 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-13 13:58:32,830 INFO L255 TraceCheckSpWp]: Trace formula consists of 1980 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-10-13 13:58:32,845 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 13:58:33,105 INFO L134 CoverageAnalysis]: Checked inductivity of 93434 backedges. 29041 proven. 10618 refuted. 0 times theorem prover too weak. 53775 trivial. 0 not checked. [2024-10-13 13:58:33,105 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 13:58:36,982 INFO L134 CoverageAnalysis]: Checked inductivity of 93434 backedges. 4913 proven. 13735 refuted. 0 times theorem prover too weak. 74786 trivial. 0 not checked. [2024-10-13 13:58:36,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [235008987] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 13:58:36,983 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 13:58:36,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 21, 31] total 45 [2024-10-13 13:58:36,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714944918] [2024-10-13 13:58:36,983 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 13:58:36,985 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2024-10-13 13:58:36,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 13:58:36,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2024-10-13 13:58:36,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=458, Invalid=1522, Unknown=0, NotChecked=0, Total=1980 [2024-10-13 13:58:36,987 INFO L87 Difference]: Start difference. First operand 148 states and 186 transitions. Second operand has 45 states, 45 states have (on average 5.377777777777778) internal successors, (242), 45 states have internal predecessors, (242), 41 states have call successors, (47), 6 states have call predecessors, (47), 14 states have return successors, (59), 24 states have call predecessors, (59), 37 states have call successors, (59) [2024-10-13 13:58:37,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 13:58:37,507 INFO L93 Difference]: Finished difference Result 358 states and 492 transitions. [2024-10-13 13:58:37,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-10-13 13:58:37,507 INFO L78 Accepts]: Start accepts. Automaton has has 45 states, 45 states have (on average 5.377777777777778) internal successors, (242), 45 states have internal predecessors, (242), 41 states have call successors, (47), 6 states have call predecessors, (47), 14 states have return successors, (59), 24 states have call predecessors, (59), 37 states have call successors, (59) Word has length 1594 [2024-10-13 13:58:37,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 13:58:37,510 INFO L225 Difference]: With dead ends: 358 [2024-10-13 13:58:37,510 INFO L226 Difference]: Without dead ends: 215 [2024-10-13 13:58:37,513 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3571 GetRequests, 3475 SyntacticMatches, 21 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2237 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=1534, Invalid=4318, Unknown=0, NotChecked=0, Total=5852 [2024-10-13 13:58:37,514 INFO L432 NwaCegarLoop]: 26 mSDtfsCounter, 271 mSDsluCounter, 166 mSDsCounter, 0 mSdLazyCounter, 481 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 273 SdHoareTripleChecker+Valid, 192 SdHoareTripleChecker+Invalid, 591 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 481 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-13 13:58:37,514 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [273 Valid, 192 Invalid, 591 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 481 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-13 13:58:37,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2024-10-13 13:58:37,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 190. [2024-10-13 13:58:37,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 154 states have (on average 1.0324675324675325) internal successors, (159), 151 states have internal predecessors, (159), 25 states have call successors, (25), 20 states have call predecessors, (25), 10 states have return successors, (63), 18 states have call predecessors, (63), 24 states have call successors, (63) [2024-10-13 13:58:37,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 247 transitions. [2024-10-13 13:58:37,527 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 247 transitions. Word has length 1594 [2024-10-13 13:58:37,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 13:58:37,528 INFO L471 AbstractCegarLoop]: Abstraction has 190 states and 247 transitions. [2024-10-13 13:58:37,528 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 45 states have (on average 5.377777777777778) internal successors, (242), 45 states have internal predecessors, (242), 41 states have call successors, (47), 6 states have call predecessors, (47), 14 states have return successors, (59), 24 states have call predecessors, (59), 37 states have call successors, (59) [2024-10-13 13:58:37,528 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 247 transitions. [2024-10-13 13:58:37,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 909 [2024-10-13 13:58:37,534 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 13:58:37,534 INFO L215 NwaCegarLoop]: trace histogram [93, 92, 75, 46, 46, 46, 46, 46, 46, 46, 46, 46, 46, 46, 46, 45, 29, 18, 1, 1, 1, 1] [2024-10-13 13:58:37,554 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-10-13 13:58:37,734 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 13:58:37,735 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-13 13:58:37,735 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 13:58:37,736 INFO L85 PathProgramCache]: Analyzing trace with hash -9632842, now seen corresponding path program 11 times [2024-10-13 13:58:37,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 13:58:37,736 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189460697] [2024-10-13 13:58:37,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 13:58:37,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 13:58:37,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 13:58:38,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:38,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:38,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:38,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:38,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:38,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:38,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:38,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:38,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:38,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:38,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:38,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:38,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 13:58:38,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:38,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:38,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:38,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:38,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 13:58:38,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:38,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:38,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:38,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:38,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:38,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:38,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:38,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:38,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-13 13:58:38,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:38,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:38,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:38,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:38,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:38,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:38,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:38,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:38,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:38,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 13:58:38,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:38,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:38,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:38,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:38,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-13 13:58:38,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:38,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:38,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:38,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:39,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:39,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:39,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:39,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:39,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:39,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:39,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:39,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 13:58:39,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:39,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:39,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:39,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:39,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 13:58:39,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:39,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:39,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:39,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:39,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:39,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:39,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:39,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:39,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 664 [2024-10-13 13:58:39,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:39,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:39,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:39,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:39,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:39,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:39,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:39,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:39,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:39,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:39,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 13:58:39,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:39,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:39,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:39,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:39,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 13:58:39,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:39,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:39,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:39,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:39,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:39,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:39,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:39,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:39,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:39,323 INFO L134 CoverageAnalysis]: Checked inductivity of 30053 backedges. 3943 proven. 4351 refuted. 0 times theorem prover too weak. 21759 trivial. 0 not checked. [2024-10-13 13:58:39,323 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 13:58:39,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [189460697] [2024-10-13 13:58:39,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [189460697] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 13:58:39,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1380721515] [2024-10-13 13:58:39,324 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-10-13 13:58:39,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 13:58:39,324 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 13:58:39,325 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 13:58:39,327 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-10-13 13:58:39,752 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 60 check-sat command(s) [2024-10-13 13:58:39,752 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-13 13:58:39,756 INFO L255 TraceCheckSpWp]: Trace formula consists of 1531 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-10-13 13:58:39,763 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 13:58:39,979 INFO L134 CoverageAnalysis]: Checked inductivity of 30053 backedges. 5604 proven. 3105 refuted. 0 times theorem prover too weak. 21344 trivial. 0 not checked. [2024-10-13 13:58:39,979 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 13:58:43,122 INFO L134 CoverageAnalysis]: Checked inductivity of 30053 backedges. 5604 proven. 3246 refuted. 0 times theorem prover too weak. 21203 trivial. 0 not checked. [2024-10-13 13:58:43,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1380721515] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 13:58:43,122 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 13:58:43,123 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 18, 29] total 44 [2024-10-13 13:58:43,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522982249] [2024-10-13 13:58:43,123 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 13:58:43,124 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2024-10-13 13:58:43,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 13:58:43,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2024-10-13 13:58:43,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=462, Invalid=1430, Unknown=0, NotChecked=0, Total=1892 [2024-10-13 13:58:43,125 INFO L87 Difference]: Start difference. First operand 190 states and 247 transitions. Second operand has 44 states, 44 states have (on average 5.090909090909091) internal successors, (224), 44 states have internal predecessors, (224), 36 states have call successors, (42), 1 states have call predecessors, (42), 15 states have return successors, (60), 28 states have call predecessors, (60), 36 states have call successors, (60) [2024-10-13 13:58:43,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 13:58:43,697 INFO L93 Difference]: Finished difference Result 399 states and 538 transitions. [2024-10-13 13:58:43,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-13 13:58:43,698 INFO L78 Accepts]: Start accepts. Automaton has has 44 states, 44 states have (on average 5.090909090909091) internal successors, (224), 44 states have internal predecessors, (224), 36 states have call successors, (42), 1 states have call predecessors, (42), 15 states have return successors, (60), 28 states have call predecessors, (60), 36 states have call successors, (60) Word has length 908 [2024-10-13 13:58:43,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 13:58:43,701 INFO L225 Difference]: With dead ends: 399 [2024-10-13 13:58:43,701 INFO L226 Difference]: Without dead ends: 214 [2024-10-13 13:58:43,703 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2039 GetRequests, 1969 SyntacticMatches, 14 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1477 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=842, Invalid=2464, Unknown=0, NotChecked=0, Total=3306 [2024-10-13 13:58:43,705 INFO L432 NwaCegarLoop]: 61 mSDtfsCounter, 261 mSDsluCounter, 229 mSDsCounter, 0 mSdLazyCounter, 789 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 263 SdHoareTripleChecker+Valid, 290 SdHoareTripleChecker+Invalid, 936 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 789 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-13 13:58:43,706 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [263 Valid, 290 Invalid, 936 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 789 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-13 13:58:43,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2024-10-13 13:58:43,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 166. [2024-10-13 13:58:43,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 133 states have (on average 1.0225563909774436) internal successors, (136), 132 states have internal predecessors, (136), 22 states have call successors, (22), 16 states have call predecessors, (22), 10 states have return successors, (56), 17 states have call predecessors, (56), 21 states have call successors, (56) [2024-10-13 13:58:43,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 214 transitions. [2024-10-13 13:58:43,722 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 214 transitions. Word has length 908 [2024-10-13 13:58:43,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 13:58:43,723 INFO L471 AbstractCegarLoop]: Abstraction has 166 states and 214 transitions. [2024-10-13 13:58:43,723 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 5.090909090909091) internal successors, (224), 44 states have internal predecessors, (224), 36 states have call successors, (42), 1 states have call predecessors, (42), 15 states have return successors, (60), 28 states have call predecessors, (60), 36 states have call successors, (60) [2024-10-13 13:58:43,723 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 214 transitions. [2024-10-13 13:58:43,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1072 [2024-10-13 13:58:43,730 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 13:58:43,731 INFO L215 NwaCegarLoop]: trace histogram [110, 108, 89, 55, 55, 55, 55, 54, 54, 54, 54, 54, 54, 54, 54, 53, 34, 21, 1, 1, 1, 1] [2024-10-13 13:58:43,751 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-10-13 13:58:43,931 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 13:58:43,932 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-13 13:58:43,932 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 13:58:43,933 INFO L85 PathProgramCache]: Analyzing trace with hash -1758707380, now seen corresponding path program 12 times [2024-10-13 13:58:43,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 13:58:43,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508781914] [2024-10-13 13:58:43,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 13:58:43,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 13:58:44,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:49,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:49,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:50,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:50,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:51,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:51,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:51,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:51,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:51,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:51,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:51,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:51,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:51,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:51,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:51,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 13:58:51,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:51,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:51,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:51,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:51,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 13:58:51,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:51,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:51,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:51,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:51,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:51,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:51,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:51,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:51,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-13 13:58:51,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:51,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:51,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:51,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:51,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:51,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:51,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:51,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:51,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:51,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 13:58:51,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:51,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:51,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:51,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:51,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:51,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-13 13:58:51,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:52,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:52,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:52,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:52,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:52,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:52,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:52,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:52,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:52,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:52,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:52,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:52,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:52,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:52,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:52,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:52,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:52,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:52,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:52,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:52,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:52,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 13:58:52,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:52,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:52,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:52,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:52,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:52,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:52,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:52,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:52,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:52,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 13:58:52,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:52,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:52,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:52,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:52,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:52,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:52,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:52,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:52,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:52,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:52,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:52,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:52,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:52,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:52,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:52,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:52,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:52,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 670 [2024-10-13 13:58:52,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:53,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:53,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:53,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:53,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:53,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:53,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:53,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:53,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:53,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:53,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:53,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 13:58:53,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:53,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:53,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:53,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:53,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 13:58:53,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:53,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:53,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:53,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:53,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:53,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:53,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:53,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:53,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-13 13:58:53,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:53,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:53,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:53,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:53,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:53,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:53,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 13:58:53,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:53,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:53,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 13:58:53,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:53,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 13:58:53,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 13:58:53,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 13:58:53,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 13:58:53,590 INFO L134 CoverageAnalysis]: Checked inductivity of 41934 backedges. 6686 proven. 7855 refuted. 0 times theorem prover too weak. 27393 trivial. 0 not checked. [2024-10-13 13:58:53,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 13:58:53,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1508781914] [2024-10-13 13:58:53,591 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1508781914] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 13:58:53,591 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1763971167] [2024-10-13 13:58:53,591 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-10-13 13:58:53,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 13:58:53,591 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 13:58:53,592 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 13:58:53,593 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-10-13 13:58:54,142 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 76 check-sat command(s) [2024-10-13 13:58:54,143 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-13 13:58:54,150 INFO L255 TraceCheckSpWp]: Trace formula consists of 1999 conjuncts, 217 conjuncts are in the unsatisfiable core [2024-10-13 13:58:54,165 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 13:58:54,996 INFO L134 CoverageAnalysis]: Checked inductivity of 41934 backedges. 6686 proven. 7855 refuted. 0 times theorem prover too weak. 27393 trivial. 0 not checked. [2024-10-13 13:58:54,996 INFO L311 TraceCheckSpWp]: Computing backward predicates...