./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/Fibonacci04.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci04.c -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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 8d19306ce3d42a6a85ce0e73aaa2bade9eaab24620b40f9180d62be222dc7b30 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 21:12:33,828 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 21:12:33,910 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-10-11 21:12:33,914 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 21:12:33,915 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 21:12:33,947 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 21:12:33,951 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 21:12:33,952 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 21:12:33,952 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 21:12:33,953 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 21:12:33,953 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 21:12:33,953 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 21:12:33,954 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 21:12:33,954 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 21:12:33,954 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 21:12:33,955 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 21:12:33,955 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 21:12:33,955 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 21:12:33,956 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 21:12:33,956 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 21:12:33,956 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 21:12:33,957 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 21:12:33,957 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 21:12:33,958 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 21:12:33,958 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 21:12:33,958 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-11 21:12:33,958 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-11 21:12:33,962 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 21:12:33,963 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 21:12:33,963 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 21:12:33,963 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 21:12:33,963 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 21:12:33,963 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 21:12:33,964 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 21:12:33,964 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 21:12:33,964 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 21:12:33,964 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 21:12:33,964 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 21:12:33,964 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 21:12:33,964 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 21:12:33,965 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 21:12:33,969 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 21:12:33,969 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 21:12:33,970 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 21:12:33,970 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d19306ce3d42a6a85ce0e73aaa2bade9eaab24620b40f9180d62be222dc7b30 [2024-10-11 21:12:34,161 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 21:12:34,180 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 21:12:34,183 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 21:12:34,184 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 21:12:34,184 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 21:12:34,185 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci04.c [2024-10-11 21:12:35,595 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 21:12:35,768 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 21:12:35,769 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci04.c [2024-10-11 21:12:35,779 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/27ee1d59e/cbbf63100f6049469e5ebcde38153aea/FLAGb1f1e33b2 [2024-10-11 21:12:35,795 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/27ee1d59e/cbbf63100f6049469e5ebcde38153aea [2024-10-11 21:12:35,800 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 21:12:35,801 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 21:12:35,802 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 21:12:35,802 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 21:12:35,809 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 21:12:35,809 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 09:12:35" (1/1) ... [2024-10-11 21:12:35,810 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fb2d937 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:12:35, skipping insertion in model container [2024-10-11 21:12:35,810 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 09:12:35" (1/1) ... [2024-10-11 21:12:35,827 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 21:12:35,942 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 21:12:35,956 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 21:12:35,967 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 21:12:35,979 INFO L204 MainTranslator]: Completed translation [2024-10-11 21:12:35,980 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:12:35 WrapperNode [2024-10-11 21:12:35,980 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 21:12:35,981 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 21:12:35,982 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 21:12:35,982 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 21:12:35,987 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:12:35" (1/1) ... [2024-10-11 21:12:35,991 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:12:35" (1/1) ... [2024-10-11 21:12:36,002 INFO L138 Inliner]: procedures = 13, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 24 [2024-10-11 21:12:36,002 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 21:12:36,003 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 21:12:36,003 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 21:12:36,003 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 21:12:36,010 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:12:35" (1/1) ... [2024-10-11 21:12:36,010 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:12:35" (1/1) ... [2024-10-11 21:12:36,015 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:12:35" (1/1) ... [2024-10-11 21:12:36,027 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]. [2024-10-11 21:12:36,028 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:12:35" (1/1) ... [2024-10-11 21:12:36,028 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:12:35" (1/1) ... [2024-10-11 21:12:36,030 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:12:35" (1/1) ... [2024-10-11 21:12:36,031 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:12:35" (1/1) ... [2024-10-11 21:12:36,032 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:12:35" (1/1) ... [2024-10-11 21:12:36,033 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:12:35" (1/1) ... [2024-10-11 21:12:36,034 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 21:12:36,035 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 21:12:36,036 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 21:12:36,036 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 21:12:36,036 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:12:35" (1/1) ... [2024-10-11 21:12:36,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 21:12:36,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 21:12:36,064 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 21:12:36,065 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 21:12:36,097 INFO L130 BoogieDeclarations]: Found specification of procedure fibonacci [2024-10-11 21:12:36,097 INFO L138 BoogieDeclarations]: Found implementation of procedure fibonacci [2024-10-11 21:12:36,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 21:12:36,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 21:12:36,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 21:12:36,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 21:12:36,143 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 21:12:36,144 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 21:12:36,302 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-10-11 21:12:36,303 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 21:12:36,351 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 21:12:36,352 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-11 21:12:36,352 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 09:12:36 BoogieIcfgContainer [2024-10-11 21:12:36,352 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 21:12:36,358 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 21:12:36,358 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 21:12:36,365 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 21:12:36,365 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 09:12:35" (1/3) ... [2024-10-11 21:12:36,366 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@223152fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 09:12:36, skipping insertion in model container [2024-10-11 21:12:36,366 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:12:35" (2/3) ... [2024-10-11 21:12:36,366 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@223152fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 09:12:36, skipping insertion in model container [2024-10-11 21:12:36,366 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 09:12:36" (3/3) ... [2024-10-11 21:12:36,367 INFO L112 eAbstractionObserver]: Analyzing ICFG Fibonacci04.c [2024-10-11 21:12:36,379 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 21:12:36,380 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2024-10-11 21:12:36,419 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 21:12:36,451 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;@106779c6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 21:12:36,451 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-10-11 21:12:36,456 INFO L276 IsEmpty]: Start isEmpty. Operand has 27 states, 16 states have (on average 1.5625) internal successors, (25), 22 states have internal predecessors, (25), 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) [2024-10-11 21:12:36,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-10-11 21:12:36,461 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 21:12:36,462 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-10-11 21:12:36,462 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-11 21:12:36,466 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 21:12:36,466 INFO L85 PathProgramCache]: Analyzing trace with hash -1961225628, now seen corresponding path program 1 times [2024-10-11 21:12:36,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 21:12:36,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845353107] [2024-10-11 21:12:36,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 21:12:36,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 21:12:36,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:36,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 21:12:36,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 21:12:36,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [845353107] [2024-10-11 21:12:36,661 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [845353107] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 21:12:36,661 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 21:12:36,661 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 21:12:36,662 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230128920] [2024-10-11 21:12:36,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 21:12:36,669 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 21:12:36,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 21:12:36,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 21:12:36,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 21:12:36,690 INFO L87 Difference]: Start difference. First operand has 27 states, 16 states have (on average 1.5625) internal successors, (25), 22 states have internal predecessors, (25), 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 2.5) internal successors, (5), 3 states have internal predecessors, (5), 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) [2024-10-11 21:12:36,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 21:12:36,723 INFO L93 Difference]: Finished difference Result 31 states and 36 transitions. [2024-10-11 21:12:36,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 21:12:36,725 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 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 6 [2024-10-11 21:12:36,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 21:12:36,731 INFO L225 Difference]: With dead ends: 31 [2024-10-11 21:12:36,731 INFO L226 Difference]: Without dead ends: 23 [2024-10-11 21:12:36,733 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 [2024-10-11 21:12:36,736 INFO L432 NwaCegarLoop]: 22 mSDtfsCounter, 11 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 30 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 [2024-10-11 21:12:36,737 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 30 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 21:12:36,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2024-10-11 21:12:36,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 21. [2024-10-11 21:12:36,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 13 states have (on average 1.4615384615384615) internal successors, (19), 17 states have internal predecessors, (19), 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) [2024-10-11 21:12:36,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 24 transitions. [2024-10-11 21:12:36,764 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 24 transitions. Word has length 6 [2024-10-11 21:12:36,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 21:12:36,764 INFO L471 AbstractCegarLoop]: Abstraction has 21 states and 24 transitions. [2024-10-11 21:12:36,764 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 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) [2024-10-11 21:12:36,765 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2024-10-11 21:12:36,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-10-11 21:12:36,765 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 21:12:36,765 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-10-11 21:12:36,766 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 21:12:36,766 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-11 21:12:36,766 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 21:12:36,767 INFO L85 PathProgramCache]: Analyzing trace with hash -668452282, now seen corresponding path program 1 times [2024-10-11 21:12:36,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 21:12:36,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221745326] [2024-10-11 21:12:36,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 21:12:36,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 21:12:36,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:36,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 21:12:36,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 21:12:36,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221745326] [2024-10-11 21:12:36,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1221745326] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 21:12:36,818 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 21:12:36,818 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 21:12:36,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246531889] [2024-10-11 21:12:36,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 21:12:36,820 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 21:12:36,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 21:12:36,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 21:12:36,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-11 21:12:36,821 INFO L87 Difference]: Start difference. First operand 21 states and 24 transitions. Second operand has 5 states, 3 states have (on average 2.0) 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) [2024-10-11 21:12:36,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 21:12:36,879 INFO L93 Difference]: Finished difference Result 23 states and 27 transitions. [2024-10-11 21:12:36,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 21:12:36,879 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 3 states have (on average 2.0) 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 [2024-10-11 21:12:36,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 21:12:36,880 INFO L225 Difference]: With dead ends: 23 [2024-10-11 21:12:36,880 INFO L226 Difference]: Without dead ends: 21 [2024-10-11 21:12:36,880 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-11 21:12:36,881 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 26 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 22 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 21:12:36,882 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 22 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 21:12:36,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2024-10-11 21:12:36,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 19. [2024-10-11 21:12:36,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 15 states have internal predecessors, (17), 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) [2024-10-11 21:12:36,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 22 transitions. [2024-10-11 21:12:36,886 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 22 transitions. Word has length 7 [2024-10-11 21:12:36,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 21:12:36,886 INFO L471 AbstractCegarLoop]: Abstraction has 19 states and 22 transitions. [2024-10-11 21:12:36,886 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 3 states have (on average 2.0) 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) [2024-10-11 21:12:36,887 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2024-10-11 21:12:36,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-10-11 21:12:36,887 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 21:12:36,887 INFO L215 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 21:12:36,888 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-11 21:12:36,888 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-11 21:12:36,888 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 21:12:36,888 INFO L85 PathProgramCache]: Analyzing trace with hash -462692464, now seen corresponding path program 1 times [2024-10-11 21:12:36,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 21:12:36,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153676891] [2024-10-11 21:12:36,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 21:12:36,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 21:12:36,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:36,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 21:12:36,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:37,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 21:12:37,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:37,026 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-10-11 21:12:37,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 21:12:37,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153676891] [2024-10-11 21:12:37,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153676891] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 21:12:37,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 21:12:37,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 21:12:37,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514296388] [2024-10-11 21:12:37,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 21:12:37,028 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 21:12:37,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 21:12:37,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 21:12:37,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-11 21:12:37,030 INFO L87 Difference]: Start difference. First operand 19 states and 22 transitions. Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 5 states have internal predecessors, (13), 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) [2024-10-11 21:12:37,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 21:12:37,057 INFO L93 Difference]: Finished difference Result 33 states and 41 transitions. [2024-10-11 21:12:37,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 21:12:37,057 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 5 states have internal predecessors, (13), 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 22 [2024-10-11 21:12:37,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 21:12:37,058 INFO L225 Difference]: With dead ends: 33 [2024-10-11 21:12:37,058 INFO L226 Difference]: Without dead ends: 31 [2024-10-11 21:12:37,059 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 [2024-10-11 21:12:37,060 INFO L432 NwaCegarLoop]: 15 mSDtfsCounter, 4 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 46 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 [2024-10-11 21:12:37,060 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 46 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 21:12:37,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2024-10-11 21:12:37,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 28. [2024-10-11 21:12:37,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 20 states have (on average 1.2) internal successors, (24), 22 states have internal predecessors, (24), 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) [2024-10-11 21:12:37,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 34 transitions. [2024-10-11 21:12:37,078 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 34 transitions. Word has length 22 [2024-10-11 21:12:37,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 21:12:37,079 INFO L471 AbstractCegarLoop]: Abstraction has 28 states and 34 transitions. [2024-10-11 21:12:37,079 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 5 states have internal predecessors, (13), 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) [2024-10-11 21:12:37,079 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2024-10-11 21:12:37,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-10-11 21:12:37,080 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 21:12:37,080 INFO L215 NwaCegarLoop]: trace histogram [4, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 21:12:37,080 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-11 21:12:37,080 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-11 21:12:37,081 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 21:12:37,081 INFO L85 PathProgramCache]: Analyzing trace with hash -87456259, now seen corresponding path program 1 times [2024-10-11 21:12:37,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 21:12:37,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063586290] [2024-10-11 21:12:37,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 21:12:37,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 21:12:37,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:37,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 21:12:37,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:37,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 21:12:37,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:37,222 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-11 21:12:37,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 21:12:37,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063586290] [2024-10-11 21:12:37,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1063586290] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 21:12:37,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [401171434] [2024-10-11 21:12:37,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 21:12:37,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 21:12:37,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 21:12:37,229 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 21:12:37,230 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-11 21:12:37,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:37,267 INFO L255 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-11 21:12:37,270 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 21:12:37,337 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-10-11 21:12:37,338 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 21:12:37,438 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-10-11 21:12:37,438 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [401171434] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 21:12:37,438 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 21:12:37,438 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7, 7] total 15 [2024-10-11 21:12:37,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686125482] [2024-10-11 21:12:37,439 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 21:12:37,439 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-10-11 21:12:37,439 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 21:12:37,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-10-11 21:12:37,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2024-10-11 21:12:37,440 INFO L87 Difference]: Start difference. First operand 28 states and 34 transitions. Second operand has 15 states, 15 states have (on average 2.3333333333333335) internal successors, (35), 15 states have internal predecessors, (35), 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) [2024-10-11 21:12:37,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 21:12:37,667 INFO L93 Difference]: Finished difference Result 89 states and 127 transitions. [2024-10-11 21:12:37,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-11 21:12:37,667 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 2.3333333333333335) internal successors, (35), 15 states have internal predecessors, (35), 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 29 [2024-10-11 21:12:37,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 21:12:37,669 INFO L225 Difference]: With dead ends: 89 [2024-10-11 21:12:37,671 INFO L226 Difference]: Without dead ends: 63 [2024-10-11 21:12:37,672 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 52 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=111, Invalid=395, Unknown=0, NotChecked=0, Total=506 [2024-10-11 21:12:37,674 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 106 mSDsluCounter, 54 mSDsCounter, 0 mSdLazyCounter, 191 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 232 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 191 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 21:12:37,677 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 64 Invalid, 232 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 191 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 21:12:37,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2024-10-11 21:12:37,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 51. [2024-10-11 21:12:37,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 37 states have (on average 1.1081081081081081) internal successors, (41), 40 states have internal predecessors, (41), 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) [2024-10-11 21:12:37,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 66 transitions. [2024-10-11 21:12:37,694 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 66 transitions. Word has length 29 [2024-10-11 21:12:37,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 21:12:37,694 INFO L471 AbstractCegarLoop]: Abstraction has 51 states and 66 transitions. [2024-10-11 21:12:37,695 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 2.3333333333333335) internal successors, (35), 15 states have internal predecessors, (35), 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) [2024-10-11 21:12:37,695 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2024-10-11 21:12:37,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-10-11 21:12:37,696 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 21:12:37,697 INFO L215 NwaCegarLoop]: trace histogram [4, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 21:12:37,709 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-11 21:12:37,900 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 21:12:37,901 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-11 21:12:37,901 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 21:12:37,901 INFO L85 PathProgramCache]: Analyzing trace with hash 933213507, now seen corresponding path program 2 times [2024-10-11 21:12:37,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 21:12:37,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635184653] [2024-10-11 21:12:37,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 21:12:37,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 21:12:37,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:37,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 21:12:37,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:37,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 21:12:37,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:38,023 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-11 21:12:38,023 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 21:12:38,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [635184653] [2024-10-11 21:12:38,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [635184653] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 21:12:38,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [535238649] [2024-10-11 21:12:38,024 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-11 21:12:38,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 21:12:38,024 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 21:12:38,025 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 21:12:38,039 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-11 21:12:38,070 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-11 21:12:38,070 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 21:12:38,071 INFO L255 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-11 21:12:38,072 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 21:12:38,112 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-11 21:12:38,113 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 21:12:38,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [535238649] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 21:12:38,113 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 21:12:38,113 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 8 [2024-10-11 21:12:38,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698921461] [2024-10-11 21:12:38,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 21:12:38,114 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 21:12:38,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 21:12:38,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 21:12:38,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-10-11 21:12:38,115 INFO L87 Difference]: Start difference. First operand 51 states and 66 transitions. Second operand has 5 states, 4 states have (on average 3.75) internal successors, (15), 5 states have internal predecessors, (15), 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) [2024-10-11 21:12:38,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 21:12:38,142 INFO L93 Difference]: Finished difference Result 58 states and 74 transitions. [2024-10-11 21:12:38,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 21:12:38,143 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.75) internal successors, (15), 5 states have internal predecessors, (15), 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 29 [2024-10-11 21:12:38,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 21:12:38,144 INFO L225 Difference]: With dead ends: 58 [2024-10-11 21:12:38,144 INFO L226 Difference]: Without dead ends: 57 [2024-10-11 21:12:38,144 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-10-11 21:12:38,145 INFO L432 NwaCegarLoop]: 15 mSDtfsCounter, 3 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 53 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 21:12:38,145 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 53 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 21:12:38,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2024-10-11 21:12:38,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 53. [2024-10-11 21:12:38,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 39 states have (on average 1.1025641025641026) internal successors, (43), 41 states have internal predecessors, (43), 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) [2024-10-11 21:12:38,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 68 transitions. [2024-10-11 21:12:38,154 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 68 transitions. Word has length 29 [2024-10-11 21:12:38,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 21:12:38,155 INFO L471 AbstractCegarLoop]: Abstraction has 53 states and 68 transitions. [2024-10-11 21:12:38,155 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.75) internal successors, (15), 5 states have internal predecessors, (15), 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) [2024-10-11 21:12:38,155 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 68 transitions. [2024-10-11 21:12:38,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-10-11 21:12:38,156 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 21:12:38,156 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] [2024-10-11 21:12:38,174 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-10-11 21:12:38,360 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 21:12:38,361 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-11 21:12:38,361 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 21:12:38,361 INFO L85 PathProgramCache]: Analyzing trace with hash -336275410, now seen corresponding path program 1 times [2024-10-11 21:12:38,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 21:12:38,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137990188] [2024-10-11 21:12:38,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 21:12:38,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 21:12:38,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:38,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 21:12:38,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:38,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-11 21:12:38,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:38,518 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-10-11 21:12:38,518 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 21:12:38,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137990188] [2024-10-11 21:12:38,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2137990188] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 21:12:38,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [630512841] [2024-10-11 21:12:38,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 21:12:38,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 21:12:38,519 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 21:12:38,520 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 21:12:38,521 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-11 21:12:38,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:38,556 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-11 21:12:38,557 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 21:12:38,629 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-10-11 21:12:38,630 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 21:12:38,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [630512841] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 21:12:38,630 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 21:12:38,630 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 9 [2024-10-11 21:12:38,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48455524] [2024-10-11 21:12:38,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 21:12:38,630 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 21:12:38,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 21:12:38,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 21:12:38,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2024-10-11 21:12:38,631 INFO L87 Difference]: Start difference. First operand 53 states and 68 transitions. Second operand has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 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) [2024-10-11 21:12:38,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 21:12:38,678 INFO L93 Difference]: Finished difference Result 80 states and 115 transitions. [2024-10-11 21:12:38,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 21:12:38,681 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 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 24 [2024-10-11 21:12:38,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 21:12:38,683 INFO L225 Difference]: With dead ends: 80 [2024-10-11 21:12:38,683 INFO L226 Difference]: Without dead ends: 79 [2024-10-11 21:12:38,683 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2024-10-11 21:12:38,684 INFO L432 NwaCegarLoop]: 15 mSDtfsCounter, 2 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 21:12:38,684 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 58 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 21:12:38,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2024-10-11 21:12:38,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 62. [2024-10-11 21:12:38,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 46 states have (on average 1.0869565217391304) internal successors, (50), 48 states have internal predecessors, (50), 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) [2024-10-11 21:12:38,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 85 transitions. [2024-10-11 21:12:38,700 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 85 transitions. Word has length 24 [2024-10-11 21:12:38,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 21:12:38,700 INFO L471 AbstractCegarLoop]: Abstraction has 62 states and 85 transitions. [2024-10-11 21:12:38,700 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 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) [2024-10-11 21:12:38,700 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 85 transitions. [2024-10-11 21:12:38,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-10-11 21:12:38,701 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 21:12:38,702 INFO L215 NwaCegarLoop]: trace histogram [5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1] [2024-10-11 21:12:38,714 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-11 21:12:38,902 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 21:12:38,902 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-11 21:12:38,902 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 21:12:38,903 INFO L85 PathProgramCache]: Analyzing trace with hash 353528193, now seen corresponding path program 1 times [2024-10-11 21:12:38,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 21:12:38,903 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560381903] [2024-10-11 21:12:38,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 21:12:38,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 21:12:38,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:38,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 21:12:39,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:39,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:39,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:39,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:39,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:39,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 21:12:39,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:39,080 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-10-11 21:12:39,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 21:12:39,081 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1560381903] [2024-10-11 21:12:39,081 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1560381903] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 21:12:39,081 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1711019103] [2024-10-11 21:12:39,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 21:12:39,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 21:12:39,081 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 21:12:39,082 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 21:12:39,083 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-11 21:12:39,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:39,129 INFO L255 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-11 21:12:39,130 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 21:12:39,175 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2024-10-11 21:12:39,175 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 21:12:39,298 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-10-11 21:12:39,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1711019103] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 21:12:39,299 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 21:12:39,299 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 7] total 13 [2024-10-11 21:12:39,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333946607] [2024-10-11 21:12:39,299 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 21:12:39,299 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-10-11 21:12:39,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 21:12:39,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-10-11 21:12:39,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2024-10-11 21:12:39,300 INFO L87 Difference]: Start difference. First operand 62 states and 85 transitions. Second operand has 14 states, 13 states have (on average 2.923076923076923) internal successors, (38), 14 states have internal predecessors, (38), 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) [2024-10-11 21:12:39,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 21:12:39,387 INFO L93 Difference]: Finished difference Result 125 states and 195 transitions. [2024-10-11 21:12:39,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-11 21:12:39,387 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.923076923076923) internal successors, (38), 14 states have internal predecessors, (38), 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 44 [2024-10-11 21:12:39,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 21:12:39,389 INFO L225 Difference]: With dead ends: 125 [2024-10-11 21:12:39,390 INFO L226 Difference]: Without dead ends: 124 [2024-10-11 21:12:39,390 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 89 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2024-10-11 21:12:39,391 INFO L432 NwaCegarLoop]: 18 mSDtfsCounter, 8 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 21:12:39,391 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 110 Invalid, 99 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 21:12:39,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2024-10-11 21:12:39,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 96. [2024-10-11 21:12:39,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 74 states have (on average 1.0810810810810811) internal successors, (80), 73 states have internal predecessors, (80), 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) [2024-10-11 21:12:39,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 157 transitions. [2024-10-11 21:12:39,404 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 157 transitions. Word has length 44 [2024-10-11 21:12:39,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 21:12:39,404 INFO L471 AbstractCegarLoop]: Abstraction has 96 states and 157 transitions. [2024-10-11 21:12:39,404 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.923076923076923) internal successors, (38), 14 states have internal predecessors, (38), 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) [2024-10-11 21:12:39,404 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 157 transitions. [2024-10-11 21:12:39,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-10-11 21:12:39,407 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 21:12:39,407 INFO L215 NwaCegarLoop]: trace histogram [13, 11, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 2, 1, 1, 1] [2024-10-11 21:12:39,418 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-10-11 21:12:39,611 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-10-11 21:12:39,612 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-11 21:12:39,612 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 21:12:39,612 INFO L85 PathProgramCache]: Analyzing trace with hash 1187197740, now seen corresponding path program 1 times [2024-10-11 21:12:39,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 21:12:39,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12133229] [2024-10-11 21:12:39,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 21:12:39,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 21:12:39,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:39,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 21:12:39,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:39,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:39,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:39,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:39,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:39,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 21:12:39,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:39,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:39,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:39,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:39,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:39,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 21:12:39,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:39,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:39,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:39,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:39,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:39,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 21:12:39,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:39,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-11 21:12:39,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:39,741 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 42 proven. 149 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-10-11 21:12:39,741 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 21:12:39,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12133229] [2024-10-11 21:12:39,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12133229] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 21:12:39,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1414841783] [2024-10-11 21:12:39,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 21:12:39,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 21:12:39,741 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 21:12:39,743 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 21:12:39,744 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-11 21:12:39,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:39,790 INFO L255 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-10-11 21:12:39,792 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 21:12:39,860 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 259 proven. 67 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2024-10-11 21:12:39,860 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 21:12:40,181 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 51 proven. 194 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-10-11 21:12:40,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1414841783] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 21:12:40,182 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 21:12:40,182 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 10] total 15 [2024-10-11 21:12:40,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83371312] [2024-10-11 21:12:40,183 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 21:12:40,185 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-10-11 21:12:40,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 21:12:40,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-10-11 21:12:40,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2024-10-11 21:12:40,191 INFO L87 Difference]: Start difference. First operand 96 states and 157 transitions. Second operand has 15 states, 15 states have (on average 5.6) internal successors, (84), 15 states have internal predecessors, (84), 10 states have call successors, (16), 3 states have call predecessors, (16), 5 states have return successors, (15), 6 states have call predecessors, (15), 9 states have call successors, (15) [2024-10-11 21:12:40,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 21:12:40,393 INFO L93 Difference]: Finished difference Result 220 states and 397 transitions. [2024-10-11 21:12:40,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-11 21:12:40,394 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 5.6) internal successors, (84), 15 states have internal predecessors, (84), 10 states have call successors, (16), 3 states have call predecessors, (16), 5 states have return successors, (15), 6 states have call predecessors, (15), 9 states have call successors, (15) Word has length 114 [2024-10-11 21:12:40,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 21:12:40,395 INFO L225 Difference]: With dead ends: 220 [2024-10-11 21:12:40,395 INFO L226 Difference]: Without dead ends: 126 [2024-10-11 21:12:40,397 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 266 GetRequests, 241 SyntacticMatches, 6 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=126, Invalid=294, Unknown=0, NotChecked=0, Total=420 [2024-10-11 21:12:40,400 INFO L432 NwaCegarLoop]: 13 mSDtfsCounter, 81 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 48 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 21:12:40,400 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 48 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 21:12:40,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2024-10-11 21:12:40,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 108. [2024-10-11 21:12:40,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 84 states have (on average 1.0833333333333333) internal successors, (91), 82 states have internal predecessors, (91), 12 states have call successors, (12), 3 states have call predecessors, (12), 10 states have return successors, (75), 22 states have call predecessors, (75), 11 states have call successors, (75) [2024-10-11 21:12:40,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 178 transitions. [2024-10-11 21:12:40,429 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 178 transitions. Word has length 114 [2024-10-11 21:12:40,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 21:12:40,430 INFO L471 AbstractCegarLoop]: Abstraction has 108 states and 178 transitions. [2024-10-11 21:12:40,430 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 5.6) internal successors, (84), 15 states have internal predecessors, (84), 10 states have call successors, (16), 3 states have call predecessors, (16), 5 states have return successors, (15), 6 states have call predecessors, (15), 9 states have call successors, (15) [2024-10-11 21:12:40,430 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 178 transitions. [2024-10-11 21:12:40,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-10-11 21:12:40,436 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 21:12:40,436 INFO L215 NwaCegarLoop]: trace histogram [20, 17, 11, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 8, 8, 7, 7, 1, 1, 1, 1] [2024-10-11 21:12:40,451 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-10-11 21:12:40,637 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 21:12:40,637 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-11 21:12:40,638 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 21:12:40,638 INFO L85 PathProgramCache]: Analyzing trace with hash 1114054424, now seen corresponding path program 2 times [2024-10-11 21:12:40,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 21:12:40,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [28650560] [2024-10-11 21:12:40,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 21:12:40,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 21:12:40,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:40,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 21:12:40,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:40,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:40,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:40,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:40,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:40,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 21:12:40,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:40,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-11 21:12:40,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:40,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-11 21:12:40,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:40,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:40,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:40,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:40,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:40,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 21:12:40,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:40,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-11 21:12:40,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:40,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-11 21:12:40,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:40,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:40,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:40,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:40,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:40,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:40,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:40,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:40,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:40,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:12:40,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:40,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-11 21:12:40,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:40,840 INFO L134 CoverageAnalysis]: Checked inductivity of 1063 backedges. 74 proven. 260 refuted. 0 times theorem prover too weak. 729 trivial. 0 not checked. [2024-10-11 21:12:40,840 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 21:12:40,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [28650560] [2024-10-11 21:12:40,840 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [28650560] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 21:12:40,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [461562059] [2024-10-11 21:12:40,841 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-11 21:12:40,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 21:12:40,841 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 21:12:40,845 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 21:12:40,848 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-11 21:12:40,904 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-11 21:12:40,904 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 21:12:40,905 INFO L255 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-10-11 21:12:40,908 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 21:12:41,000 INFO L134 CoverageAnalysis]: Checked inductivity of 1063 backedges. 615 proven. 167 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2024-10-11 21:12:41,000 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 21:12:41,344 INFO L134 CoverageAnalysis]: Checked inductivity of 1063 backedges. 112 proven. 411 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2024-10-11 21:12:41,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [461562059] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 21:12:41,344 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 21:12:41,344 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 10, 12] total 17 [2024-10-11 21:12:41,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004972915] [2024-10-11 21:12:41,344 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 21:12:41,345 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-10-11 21:12:41,345 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 21:12:41,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-10-11 21:12:41,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2024-10-11 21:12:41,346 INFO L87 Difference]: Start difference. First operand 108 states and 178 transitions. Second operand has 17 states, 17 states have (on average 5.352941176470588) internal successors, (91), 17 states have internal predecessors, (91), 11 states have call successors, (17), 3 states have call predecessors, (17), 6 states have return successors, (18), 6 states have call predecessors, (18), 10 states have call successors, (18) [2024-10-11 21:12:41,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 21:12:41,512 INFO L93 Difference]: Finished difference Result 201 states and 347 transitions. [2024-10-11 21:12:41,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-11 21:12:41,513 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 5.352941176470588) internal successors, (91), 17 states have internal predecessors, (91), 11 states have call successors, (17), 3 states have call predecessors, (17), 6 states have return successors, (18), 6 states have call predecessors, (18), 10 states have call successors, (18) Word has length 176 [2024-10-11 21:12:41,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 21:12:41,514 INFO L225 Difference]: With dead ends: 201 [2024-10-11 21:12:41,514 INFO L226 Difference]: Without dead ends: 95 [2024-10-11 21:12:41,515 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 403 GetRequests, 373 SyntacticMatches, 7 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=166, Invalid=434, Unknown=0, NotChecked=0, Total=600 [2024-10-11 21:12:41,516 INFO L432 NwaCegarLoop]: 13 mSDtfsCounter, 199 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 199 SdHoareTripleChecker+Valid, 53 SdHoareTripleChecker+Invalid, 219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 21:12:41,516 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [199 Valid, 53 Invalid, 219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 21:12:41,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2024-10-11 21:12:41,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 77. [2024-10-11 21:12:41,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 60 states have (on average 1.1166666666666667) internal successors, (67), 58 states have internal predecessors, (67), 8 states have call successors, (8), 4 states have call predecessors, (8), 7 states have return successors, (27), 14 states have call predecessors, (27), 7 states have call successors, (27) [2024-10-11 21:12:41,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 102 transitions. [2024-10-11 21:12:41,525 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 102 transitions. Word has length 176 [2024-10-11 21:12:41,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 21:12:41,525 INFO L471 AbstractCegarLoop]: Abstraction has 77 states and 102 transitions. [2024-10-11 21:12:41,525 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 5.352941176470588) internal successors, (91), 17 states have internal predecessors, (91), 11 states have call successors, (17), 3 states have call predecessors, (17), 6 states have return successors, (18), 6 states have call predecessors, (18), 10 states have call successors, (18) [2024-10-11 21:12:41,525 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 102 transitions. [2024-10-11 21:12:41,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-10-11 21:12:41,529 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 21:12:41,530 INFO L215 NwaCegarLoop]: trace histogram [12, 10, 10, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 2, 1, 1, 1] [2024-10-11 21:12:41,545 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-10-11 21:12:41,733 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-10-11 21:12:41,734 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-11 21:12:41,734 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 21:12:41,734 INFO L85 PathProgramCache]: Analyzing trace with hash 1268802485, now seen corresponding path program 3 times [2024-10-11 21:12:41,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 21:12:41,735 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243572310] [2024-10-11 21:12:41,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 21:12:41,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 21:12:41,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:41,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 21:12:41,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:41,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:41,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:41,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:41,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:41,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:41,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:41,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:12:41,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:41,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-11 21:12:41,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:41,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:41,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:41,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:41,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:41,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:41,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:41,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:12:41,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:41,964 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 104 proven. 129 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-11 21:12:41,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 21:12:41,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243572310] [2024-10-11 21:12:41,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [243572310] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 21:12:41,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1864996113] [2024-10-11 21:12:41,965 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-11 21:12:41,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 21:12:41,965 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 21:12:41,966 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 21:12:41,969 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-10-11 21:12:42,008 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2024-10-11 21:12:42,009 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 21:12:42,009 INFO L255 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-10-11 21:12:42,011 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 21:12:42,111 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 111 proven. 6 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2024-10-11 21:12:42,111 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 21:12:42,410 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 111 proven. 6 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2024-10-11 21:12:42,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1864996113] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 21:12:42,410 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 21:12:42,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 9, 9] total 26 [2024-10-11 21:12:42,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059773195] [2024-10-11 21:12:42,411 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 21:12:42,411 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-10-11 21:12:42,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 21:12:42,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-10-11 21:12:42,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=556, Unknown=0, NotChecked=0, Total=650 [2024-10-11 21:12:42,412 INFO L87 Difference]: Start difference. First operand 77 states and 102 transitions. Second operand has 26 states, 26 states have (on average 3.423076923076923) internal successors, (89), 26 states have internal predecessors, (89), 10 states have call successors, (13), 1 states have call predecessors, (13), 9 states have return successors, (19), 18 states have call predecessors, (19), 10 states have call successors, (19) [2024-10-11 21:12:42,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 21:12:42,810 INFO L93 Difference]: Finished difference Result 190 states and 272 transitions. [2024-10-11 21:12:42,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-10-11 21:12:42,811 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 3.423076923076923) internal successors, (89), 26 states have internal predecessors, (89), 10 states have call successors, (13), 1 states have call predecessors, (13), 9 states have return successors, (19), 18 states have call predecessors, (19), 10 states have call successors, (19) Word has length 108 [2024-10-11 21:12:42,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 21:12:42,812 INFO L225 Difference]: With dead ends: 190 [2024-10-11 21:12:42,812 INFO L226 Difference]: Without dead ends: 115 [2024-10-11 21:12:42,813 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 270 GetRequests, 216 SyntacticMatches, 7 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 792 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=430, Invalid=1922, Unknown=0, NotChecked=0, Total=2352 [2024-10-11 21:12:42,814 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 72 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 429 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 63 SdHoareTripleChecker+Invalid, 466 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 429 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-11 21:12:42,814 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 63 Invalid, 466 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 429 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-11 21:12:42,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2024-10-11 21:12:42,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 97. [2024-10-11 21:12:42,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 77 states have (on average 1.103896103896104) internal successors, (85), 74 states have internal predecessors, (85), 10 states have call successors, (10), 6 states have call predecessors, (10), 9 states have return successors, (31), 16 states have call predecessors, (31), 9 states have call successors, (31) [2024-10-11 21:12:42,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 126 transitions. [2024-10-11 21:12:42,820 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 126 transitions. Word has length 108 [2024-10-11 21:12:42,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 21:12:42,821 INFO L471 AbstractCegarLoop]: Abstraction has 97 states and 126 transitions. [2024-10-11 21:12:42,821 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 3.423076923076923) internal successors, (89), 26 states have internal predecessors, (89), 10 states have call successors, (13), 1 states have call predecessors, (13), 9 states have return successors, (19), 18 states have call predecessors, (19), 10 states have call successors, (19) [2024-10-11 21:12:42,821 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 126 transitions. [2024-10-11 21:12:42,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-10-11 21:12:42,821 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 21:12:42,821 INFO L215 NwaCegarLoop]: trace histogram [10, 8, 8, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 1, 1, 1] [2024-10-11 21:12:42,835 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-10-11 21:12:43,022 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 21:12:43,022 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-11 21:12:43,023 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 21:12:43,023 INFO L85 PathProgramCache]: Analyzing trace with hash -846609970, now seen corresponding path program 2 times [2024-10-11 21:12:43,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 21:12:43,023 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621588914] [2024-10-11 21:12:43,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 21:12:43,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 21:12:43,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:43,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 21:12:43,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:43,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:43,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:43,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:43,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:43,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:43,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:43,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:43,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:43,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:12:43,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:43,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:12:43,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:43,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 21:12:43,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:43,083 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2024-10-11 21:12:43,083 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 21:12:43,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1621588914] [2024-10-11 21:12:43,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1621588914] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 21:12:43,084 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 21:12:43,084 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 21:12:43,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982254577] [2024-10-11 21:12:43,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 21:12:43,084 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 21:12:43,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 21:12:43,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 21:12:43,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-11 21:12:43,085 INFO L87 Difference]: Start difference. First operand 97 states and 126 transitions. Second operand has 5 states, 4 states have (on average 5.75) internal successors, (23), 5 states have internal predecessors, (23), 2 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-10-11 21:12:43,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 21:12:43,099 INFO L93 Difference]: Finished difference Result 98 states and 126 transitions. [2024-10-11 21:12:43,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 21:12:43,100 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 5.75) internal successors, (23), 5 states have internal predecessors, (23), 2 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 89 [2024-10-11 21:12:43,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 21:12:43,100 INFO L225 Difference]: With dead ends: 98 [2024-10-11 21:12:43,101 INFO L226 Difference]: Without dead ends: 97 [2024-10-11 21:12:43,101 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-11 21:12:43,101 INFO L432 NwaCegarLoop]: 16 mSDtfsCounter, 2 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 21:12:43,101 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 44 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 21:12:43,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2024-10-11 21:12:43,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2024-10-11 21:12:43,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 77 states have (on average 1.0909090909090908) internal successors, (84), 74 states have internal predecessors, (84), 10 states have call successors, (10), 6 states have call predecessors, (10), 9 states have return successors, (31), 16 states have call predecessors, (31), 9 states have call successors, (31) [2024-10-11 21:12:43,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 125 transitions. [2024-10-11 21:12:43,107 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 125 transitions. Word has length 89 [2024-10-11 21:12:43,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 21:12:43,108 INFO L471 AbstractCegarLoop]: Abstraction has 97 states and 125 transitions. [2024-10-11 21:12:43,108 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 5.75) internal successors, (23), 5 states have internal predecessors, (23), 2 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-10-11 21:12:43,108 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 125 transitions. [2024-10-11 21:12:43,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-10-11 21:12:43,108 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 21:12:43,109 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] [2024-10-11 21:12:43,109 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-11 21:12:43,109 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-11 21:12:43,109 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 21:12:43,109 INFO L85 PathProgramCache]: Analyzing trace with hash 1550943975, now seen corresponding path program 3 times [2024-10-11 21:12:43,109 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 21:12:43,109 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992651042] [2024-10-11 21:12:43,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 21:12:43,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 21:12:43,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:43,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 21:12:43,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:43,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:43,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:43,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:43,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:43,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:43,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:43,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:43,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:43,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:12:43,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:43,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:12:43,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:43,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-11 21:12:43,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:43,238 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 89 proven. 39 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-10-11 21:12:43,238 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 21:12:43,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992651042] [2024-10-11 21:12:43,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992651042] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 21:12:43,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1317996831] [2024-10-11 21:12:43,239 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-11 21:12:43,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 21:12:43,239 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 21:12:43,240 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 21:12:43,245 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-10-11 21:12:43,287 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2024-10-11 21:12:43,287 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 21:12:43,288 INFO L255 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-11 21:12:43,289 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 21:12:43,331 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 130 proven. 20 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-10-11 21:12:43,331 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 21:12:43,550 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 95 proven. 36 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-10-11 21:12:43,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1317996831] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 21:12:43,551 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 21:12:43,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8, 9] total 16 [2024-10-11 21:12:43,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389691513] [2024-10-11 21:12:43,551 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 21:12:43,551 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-10-11 21:12:43,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 21:12:43,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-10-11 21:12:43,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=167, Unknown=0, NotChecked=0, Total=240 [2024-10-11 21:12:43,552 INFO L87 Difference]: Start difference. First operand 97 states and 125 transitions. Second operand has 16 states, 16 states have (on average 5.0625) internal successors, (81), 16 states have internal predecessors, (81), 8 states have call successors, (14), 2 states have call predecessors, (14), 6 states have return successors, (15), 9 states have call predecessors, (15), 8 states have call successors, (15) [2024-10-11 21:12:43,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 21:12:43,635 INFO L93 Difference]: Finished difference Result 160 states and 218 transitions. [2024-10-11 21:12:43,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-11 21:12:43,636 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 5.0625) internal successors, (81), 16 states have internal predecessors, (81), 8 states have call successors, (14), 2 states have call predecessors, (14), 6 states have return successors, (15), 9 states have call predecessors, (15), 8 states have call successors, (15) Word has length 84 [2024-10-11 21:12:43,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 21:12:43,637 INFO L225 Difference]: With dead ends: 160 [2024-10-11 21:12:43,637 INFO L226 Difference]: Without dead ends: 65 [2024-10-11 21:12:43,637 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 174 SyntacticMatches, 4 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-10-11 21:12:43,638 INFO L432 NwaCegarLoop]: 24 mSDtfsCounter, 17 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 21:12:43,638 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 72 Invalid, 160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 149 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 21:12:43,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2024-10-11 21:12:43,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 63. [2024-10-11 21:12:43,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 50 states have (on average 1.06) internal successors, (53), 48 states have internal predecessors, (53), 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) [2024-10-11 21:12:43,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 71 transitions. [2024-10-11 21:12:43,642 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 71 transitions. Word has length 84 [2024-10-11 21:12:43,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 21:12:43,642 INFO L471 AbstractCegarLoop]: Abstraction has 63 states and 71 transitions. [2024-10-11 21:12:43,642 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 5.0625) internal successors, (81), 16 states have internal predecessors, (81), 8 states have call successors, (14), 2 states have call predecessors, (14), 6 states have return successors, (15), 9 states have call predecessors, (15), 8 states have call successors, (15) [2024-10-11 21:12:43,642 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 71 transitions. [2024-10-11 21:12:43,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-10-11 21:12:43,643 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 21:12:43,643 INFO L215 NwaCegarLoop]: trace histogram [14, 12, 11, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 3, 1, 1, 1] [2024-10-11 21:12:43,655 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-10-11 21:12:43,844 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-10-11 21:12:43,845 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-11 21:12:43,845 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 21:12:43,845 INFO L85 PathProgramCache]: Analyzing trace with hash 1821619728, now seen corresponding path program 4 times [2024-10-11 21:12:43,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 21:12:43,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408471111] [2024-10-11 21:12:43,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 21:12:43,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 21:12:43,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:43,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 21:12:43,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:43,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:43,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:43,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:43,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:43,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:43,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:43,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:43,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:43,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:12:43,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:43,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:12:43,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:43,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:43,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:43,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:43,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:43,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-11 21:12:43,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:44,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:44,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:44,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:44,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:44,019 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 219 proven. 68 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2024-10-11 21:12:44,019 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 21:12:44,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1408471111] [2024-10-11 21:12:44,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1408471111] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 21:12:44,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [752892297] [2024-10-11 21:12:44,019 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-11 21:12:44,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 21:12:44,020 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 21:12:44,021 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 21:12:44,022 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-10-11 21:12:44,064 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-11 21:12:44,064 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 21:12:44,065 INFO L255 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-10-11 21:12:44,066 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 21:12:44,154 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 167 proven. 182 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2024-10-11 21:12:44,155 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 21:12:44,653 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 167 proven. 202 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2024-10-11 21:12:44,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [752892297] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 21:12:44,653 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 21:12:44,653 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 15] total 21 [2024-10-11 21:12:44,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766167614] [2024-10-11 21:12:44,653 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 21:12:44,654 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-10-11 21:12:44,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 21:12:44,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-10-11 21:12:44,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=313, Unknown=0, NotChecked=0, Total=420 [2024-10-11 21:12:44,654 INFO L87 Difference]: Start difference. First operand 63 states and 71 transitions. Second operand has 21 states, 21 states have (on average 5.142857142857143) internal successors, (108), 21 states have internal predecessors, (108), 15 states have call successors, (19), 1 states have call predecessors, (19), 7 states have return successors, (22), 10 states have call predecessors, (22), 15 states have call successors, (22) [2024-10-11 21:12:44,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 21:12:44,836 INFO L93 Difference]: Finished difference Result 130 states and 155 transitions. [2024-10-11 21:12:44,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-11 21:12:44,836 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 5.142857142857143) internal successors, (108), 21 states have internal predecessors, (108), 15 states have call successors, (19), 1 states have call predecessors, (19), 7 states have return successors, (22), 10 states have call predecessors, (22), 15 states have call successors, (22) Word has length 128 [2024-10-11 21:12:44,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 21:12:44,837 INFO L225 Difference]: With dead ends: 130 [2024-10-11 21:12:44,837 INFO L226 Difference]: Without dead ends: 71 [2024-10-11 21:12:44,838 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 295 GetRequests, 263 SyntacticMatches, 7 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 209 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=200, Invalid=502, Unknown=0, NotChecked=0, Total=702 [2024-10-11 21:12:44,838 INFO L432 NwaCegarLoop]: 31 mSDtfsCounter, 36 mSDsluCounter, 93 mSDsCounter, 0 mSdLazyCounter, 283 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 124 SdHoareTripleChecker+Invalid, 315 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 283 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 21:12:44,838 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 124 Invalid, 315 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 283 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 21:12:44,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2024-10-11 21:12:44,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 69. [2024-10-11 21:12:44,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 55 states have (on average 1.0545454545454545) internal successors, (58), 53 states have internal predecessors, (58), 8 states have call successors, (8), 7 states have call predecessors, (8), 5 states have return successors, (13), 8 states have call predecessors, (13), 7 states have call successors, (13) [2024-10-11 21:12:44,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 79 transitions. [2024-10-11 21:12:44,844 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 79 transitions. Word has length 128 [2024-10-11 21:12:44,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 21:12:44,845 INFO L471 AbstractCegarLoop]: Abstraction has 69 states and 79 transitions. [2024-10-11 21:12:44,845 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 5.142857142857143) internal successors, (108), 21 states have internal predecessors, (108), 15 states have call successors, (19), 1 states have call predecessors, (19), 7 states have return successors, (22), 10 states have call predecessors, (22), 15 states have call successors, (22) [2024-10-11 21:12:44,845 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 79 transitions. [2024-10-11 21:12:44,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-10-11 21:12:44,847 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 21:12:44,847 INFO L215 NwaCegarLoop]: trace histogram [20, 18, 16, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 8, 6, 4, 1, 1, 1] [2024-10-11 21:12:44,859 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-10-11 21:12:45,051 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,10 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 21:12:45,052 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-11 21:12:45,052 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 21:12:45,052 INFO L85 PathProgramCache]: Analyzing trace with hash -1825149273, now seen corresponding path program 5 times [2024-10-11 21:12:45,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 21:12:45,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294171318] [2024-10-11 21:12:45,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 21:12:45,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 21:12:45,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:45,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 21:12:45,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:45,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:45,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:45,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:45,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:45,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:45,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:45,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:45,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:45,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:12:45,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:45,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:12:45,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:45,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:45,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:45,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:45,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:45,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-11 21:12:45,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:45,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:45,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:45,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:45,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:45,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:45,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:45,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:45,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:45,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:12:45,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:45,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:12:45,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:45,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:45,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:45,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:45,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:45,599 INFO L134 CoverageAnalysis]: Checked inductivity of 1193 backedges. 268 proven. 420 refuted. 0 times theorem prover too weak. 505 trivial. 0 not checked. [2024-10-11 21:12:45,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 21:12:45,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294171318] [2024-10-11 21:12:45,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [294171318] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 21:12:45,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1236381955] [2024-10-11 21:12:45,600 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-10-11 21:12:45,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 21:12:45,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 21:12:45,605 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 21:12:45,609 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-10-11 21:12:45,689 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2024-10-11 21:12:45,689 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 21:12:45,690 INFO L255 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-10-11 21:12:45,694 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 21:12:45,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1193 backedges. 287 proven. 345 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-10-11 21:12:45,843 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 21:12:46,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1193 backedges. 291 proven. 357 refuted. 0 times theorem prover too weak. 545 trivial. 0 not checked. [2024-10-11 21:12:46,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1236381955] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 21:12:46,360 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 21:12:46,360 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 11, 15] total 27 [2024-10-11 21:12:46,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55146562] [2024-10-11 21:12:46,360 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 21:12:46,361 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-10-11 21:12:46,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 21:12:46,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-10-11 21:12:46,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=183, Invalid=519, Unknown=0, NotChecked=0, Total=702 [2024-10-11 21:12:46,362 INFO L87 Difference]: Start difference. First operand 69 states and 79 transitions. Second operand has 27 states, 27 states have (on average 4.851851851851852) internal successors, (131), 27 states have internal predecessors, (131), 17 states have call successors, (24), 1 states have call predecessors, (24), 9 states have return successors, (30), 19 states have call predecessors, (30), 17 states have call successors, (30) [2024-10-11 21:12:46,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 21:12:46,583 INFO L93 Difference]: Finished difference Result 161 states and 197 transitions. [2024-10-11 21:12:46,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-11 21:12:46,583 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 4.851851851851852) internal successors, (131), 27 states have internal predecessors, (131), 17 states have call successors, (24), 1 states have call predecessors, (24), 9 states have return successors, (30), 19 states have call predecessors, (30), 17 states have call successors, (30) Word has length 187 [2024-10-11 21:12:46,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 21:12:46,584 INFO L225 Difference]: With dead ends: 161 [2024-10-11 21:12:46,584 INFO L226 Difference]: Without dead ends: 96 [2024-10-11 21:12:46,585 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 438 GetRequests, 394 SyntacticMatches, 7 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 492 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=405, Invalid=1077, Unknown=0, NotChecked=0, Total=1482 [2024-10-11 21:12:46,585 INFO L432 NwaCegarLoop]: 25 mSDtfsCounter, 169 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 269 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 104 SdHoareTripleChecker+Invalid, 345 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 269 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 21:12:46,586 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [172 Valid, 104 Invalid, 345 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 269 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 21:12:46,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2024-10-11 21:12:46,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 81. [2024-10-11 21:12:46,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 64 states have (on average 1.046875) internal successors, (67), 63 states have internal predecessors, (67), 10 states have call successors, (10), 8 states have call predecessors, (10), 6 states have return successors, (18), 9 states have call predecessors, (18), 9 states have call successors, (18) [2024-10-11 21:12:46,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 95 transitions. [2024-10-11 21:12:46,590 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 95 transitions. Word has length 187 [2024-10-11 21:12:46,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 21:12:46,591 INFO L471 AbstractCegarLoop]: Abstraction has 81 states and 95 transitions. [2024-10-11 21:12:46,591 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 4.851851851851852) internal successors, (131), 27 states have internal predecessors, (131), 17 states have call successors, (24), 1 states have call predecessors, (24), 9 states have return successors, (30), 19 states have call predecessors, (30), 17 states have call successors, (30) [2024-10-11 21:12:46,591 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 95 transitions. [2024-10-11 21:12:46,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-10-11 21:12:46,592 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 21:12:46,592 INFO L215 NwaCegarLoop]: trace histogram [15, 14, 12, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 5, 3, 1, 1, 1] [2024-10-11 21:12:46,604 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-10-11 21:12:46,792 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-10-11 21:12:46,793 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-11 21:12:46,793 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 21:12:46,793 INFO L85 PathProgramCache]: Analyzing trace with hash 136091064, now seen corresponding path program 6 times [2024-10-11 21:12:46,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 21:12:46,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [119806887] [2024-10-11 21:12:46,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 21:12:46,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 21:12:46,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:46,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 21:12:47,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:47,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:47,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:47,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:47,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:47,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:47,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:47,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:47,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:47,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:12:47,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:47,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:12:47,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:47,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:47,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:47,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:47,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:47,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-11 21:12:47,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:47,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:47,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:47,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:47,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:47,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:47,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:47,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:12:47,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:47,272 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 78 proven. 135 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2024-10-11 21:12:47,272 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 21:12:47,273 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [119806887] [2024-10-11 21:12:47,273 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [119806887] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 21:12:47,273 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2146849583] [2024-10-11 21:12:47,273 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-10-11 21:12:47,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 21:12:47,273 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 21:12:47,274 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 21:12:47,279 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-10-11 21:12:47,346 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 12 check-sat command(s) [2024-10-11 21:12:47,346 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 21:12:47,347 INFO L255 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-10-11 21:12:47,349 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 21:12:47,484 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 78 proven. 135 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2024-10-11 21:12:47,484 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 21:12:48,375 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 144 proven. 128 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2024-10-11 21:12:48,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2146849583] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 21:12:48,376 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 21:12:48,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 17] total 26 [2024-10-11 21:12:48,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119029692] [2024-10-11 21:12:48,376 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 21:12:48,377 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-10-11 21:12:48,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 21:12:48,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-10-11 21:12:48,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=168, Invalid=534, Unknown=0, NotChecked=0, Total=702 [2024-10-11 21:12:48,378 INFO L87 Difference]: Start difference. First operand 81 states and 95 transitions. Second operand has 27 states, 26 states have (on average 2.6923076923076925) internal successors, (70), 27 states have internal predecessors, (70), 7 states have call successors, (8), 1 states have call predecessors, (8), 7 states have return successors, (18), 18 states have call predecessors, (18), 7 states have call successors, (18) [2024-10-11 21:12:48,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 21:12:48,473 INFO L93 Difference]: Finished difference Result 112 states and 145 transitions. [2024-10-11 21:12:48,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-11 21:12:48,473 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 2.6923076923076925) internal successors, (70), 27 states have internal predecessors, (70), 7 states have call successors, (8), 1 states have call predecessors, (8), 7 states have return successors, (18), 18 states have call predecessors, (18), 7 states have call successors, (18) Word has length 142 [2024-10-11 21:12:48,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 21:12:48,475 INFO L225 Difference]: With dead ends: 112 [2024-10-11 21:12:48,475 INFO L226 Difference]: Without dead ends: 111 [2024-10-11 21:12:48,475 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 342 GetRequests, 298 SyntacticMatches, 16 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 572 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=200, Invalid=670, Unknown=0, NotChecked=0, Total=870 [2024-10-11 21:12:48,476 INFO L432 NwaCegarLoop]: 15 mSDtfsCounter, 12 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 132 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 21:12:48,476 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 132 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 21:12:48,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2024-10-11 21:12:48,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 102. [2024-10-11 21:12:48,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 81 states have (on average 1.037037037037037) internal successors, (84), 79 states have internal predecessors, (84), 12 states have call successors, (12), 8 states have call predecessors, (12), 8 states have return successors, (34), 14 states have call predecessors, (34), 11 states have call successors, (34) [2024-10-11 21:12:48,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 130 transitions. [2024-10-11 21:12:48,482 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 130 transitions. Word has length 142 [2024-10-11 21:12:48,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 21:12:48,482 INFO L471 AbstractCegarLoop]: Abstraction has 102 states and 130 transitions. [2024-10-11 21:12:48,482 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 2.6923076923076925) internal successors, (70), 27 states have internal predecessors, (70), 7 states have call successors, (8), 1 states have call predecessors, (8), 7 states have return successors, (18), 18 states have call predecessors, (18), 7 states have call successors, (18) [2024-10-11 21:12:48,483 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 130 transitions. [2024-10-11 21:12:48,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2024-10-11 21:12:48,484 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 21:12:48,484 INFO L215 NwaCegarLoop]: trace histogram [31, 30, 25, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 10, 6, 1, 1, 1] [2024-10-11 21:12:48,498 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-10-11 21:12:48,685 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-10-11 21:12:48,686 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-11 21:12:48,686 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 21:12:48,686 INFO L85 PathProgramCache]: Analyzing trace with hash -1190578120, now seen corresponding path program 7 times [2024-10-11 21:12:48,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 21:12:48,687 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1979336070] [2024-10-11 21:12:48,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 21:12:48,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 21:12:48,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:48,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 21:12:48,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:49,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:49,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:49,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:49,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:49,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:49,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:49,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:49,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:49,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:49,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:49,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:12:49,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:49,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:12:49,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:49,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:49,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:49,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:49,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:49,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 21:12:49,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:49,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:49,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:49,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:49,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:49,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:49,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:49,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:12:49,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:49,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 21:12:49,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:49,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:49,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:49,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:49,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:49,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:49,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:49,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:49,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:49,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:49,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:49,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:12:49,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:49,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:12:49,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:49,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:49,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:49,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:49,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:49,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 21:12:49,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:49,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:49,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:49,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:49,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:49,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:49,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:49,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:12:49,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:49,351 INFO L134 CoverageAnalysis]: Checked inductivity of 3150 backedges. 511 proven. 998 refuted. 0 times theorem prover too weak. 1641 trivial. 0 not checked. [2024-10-11 21:12:49,352 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 21:12:49,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1979336070] [2024-10-11 21:12:49,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1979336070] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 21:12:49,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [199605312] [2024-10-11 21:12:49,352 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-10-11 21:12:49,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 21:12:49,352 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 21:12:49,354 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 21:12:49,358 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-10-11 21:12:49,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:49,478 INFO L255 TraceCheckSpWp]: Trace formula consists of 575 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-10-11 21:12:49,481 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 21:12:49,706 INFO L134 CoverageAnalysis]: Checked inductivity of 3150 backedges. 569 proven. 1181 refuted. 0 times theorem prover too weak. 1400 trivial. 0 not checked. [2024-10-11 21:12:49,706 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 21:12:51,086 INFO L134 CoverageAnalysis]: Checked inductivity of 3150 backedges. 569 proven. 1253 refuted. 0 times theorem prover too weak. 1328 trivial. 0 not checked. [2024-10-11 21:12:51,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [199605312] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 21:12:51,086 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 21:12:51,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 15, 23] total 33 [2024-10-11 21:12:51,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450212407] [2024-10-11 21:12:51,087 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 21:12:51,087 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-10-11 21:12:51,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 21:12:51,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-10-11 21:12:51,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=257, Invalid=799, Unknown=0, NotChecked=0, Total=1056 [2024-10-11 21:12:51,089 INFO L87 Difference]: Start difference. First operand 102 states and 130 transitions. Second operand has 33 states, 33 states have (on average 5.090909090909091) internal successors, (168), 33 states have internal predecessors, (168), 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) [2024-10-11 21:12:51,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 21:12:51,422 INFO L93 Difference]: Finished difference Result 240 states and 329 transitions. [2024-10-11 21:12:51,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-10-11 21:12:51,423 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 33 states have (on average 5.090909090909091) internal successors, (168), 33 states have internal predecessors, (168), 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 299 [2024-10-11 21:12:51,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 21:12:51,424 INFO L225 Difference]: With dead ends: 240 [2024-10-11 21:12:51,424 INFO L226 Difference]: Without dead ends: 142 [2024-10-11 21:12:51,426 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 693 GetRequests, 634 SyntacticMatches, 11 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 900 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=646, Invalid=1804, Unknown=0, NotChecked=0, Total=2450 [2024-10-11 21:12:51,426 INFO L432 NwaCegarLoop]: 33 mSDtfsCounter, 189 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 392 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 193 SdHoareTripleChecker+Valid, 134 SdHoareTripleChecker+Invalid, 490 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 392 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-11 21:12:51,426 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [193 Valid, 134 Invalid, 490 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 392 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-11 21:12:51,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2024-10-11 21:12:51,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 129. [2024-10-11 21:12:51,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 104 states have (on average 1.0480769230769231) internal successors, (109), 100 states have internal predecessors, (109), 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) [2024-10-11 21:12:51,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 161 transitions. [2024-10-11 21:12:51,435 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 161 transitions. Word has length 299 [2024-10-11 21:12:51,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 21:12:51,436 INFO L471 AbstractCegarLoop]: Abstraction has 129 states and 161 transitions. [2024-10-11 21:12:51,437 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 5.090909090909091) internal successors, (168), 33 states have internal predecessors, (168), 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) [2024-10-11 21:12:51,437 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 161 transitions. [2024-10-11 21:12:51,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2024-10-11 21:12:51,439 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 21:12:51,439 INFO L215 NwaCegarLoop]: trace histogram [31, 30, 25, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 10, 6, 1, 1, 1] [2024-10-11 21:12:51,456 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-10-11 21:12:51,642 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-10-11 21:12:51,644 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-11 21:12:51,644 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 21:12:51,644 INFO L85 PathProgramCache]: Analyzing trace with hash 1430598754, now seen corresponding path program 8 times [2024-10-11 21:12:51,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 21:12:51,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684823145] [2024-10-11 21:12:51,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 21:12:51,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 21:12:51,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:51,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 21:12:51,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:51,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:51,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:51,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:51,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:51,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:51,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:51,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:51,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:51,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:51,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:51,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:51,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:51,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:12:51,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:51,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:12:51,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:52,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:52,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:52,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:52,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:52,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 21:12:52,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:52,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:52,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:52,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:52,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:52,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:52,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:52,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:12:52,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:52,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 21:12:52,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:52,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:52,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:52,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:52,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:52,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:52,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:52,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:12:52,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:52,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-11 21:12:52,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:52,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:52,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:52,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:52,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:52,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:52,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:52,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:52,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:52,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:12:52,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:52,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:12:52,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:52,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:52,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:52,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:52,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:52,134 INFO L134 CoverageAnalysis]: Checked inductivity of 3150 backedges. 595 proven. 736 refuted. 0 times theorem prover too weak. 1819 trivial. 0 not checked. [2024-10-11 21:12:52,134 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 21:12:52,135 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [684823145] [2024-10-11 21:12:52,135 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [684823145] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 21:12:52,135 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [206971422] [2024-10-11 21:12:52,135 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-11 21:12:52,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 21:12:52,135 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 21:12:52,137 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 21:12:52,142 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-10-11 21:12:52,254 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-11 21:12:52,254 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 21:12:52,256 INFO L255 TraceCheckSpWp]: Trace formula consists of 575 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-10-11 21:12:52,259 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 21:12:52,374 INFO L134 CoverageAnalysis]: Checked inductivity of 3150 backedges. 1787 proven. 484 refuted. 0 times theorem prover too weak. 879 trivial. 0 not checked. [2024-10-11 21:12:52,376 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 21:12:53,593 INFO L134 CoverageAnalysis]: Checked inductivity of 3150 backedges. 517 proven. 1101 refuted. 0 times theorem prover too weak. 1532 trivial. 0 not checked. [2024-10-11 21:12:53,593 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [206971422] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 21:12:53,594 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 21:12:53,594 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 13, 19] total 27 [2024-10-11 21:12:53,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116764037] [2024-10-11 21:12:53,594 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 21:12:53,594 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-10-11 21:12:53,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 21:12:53,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-10-11 21:12:53,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=176, Invalid=526, Unknown=0, NotChecked=0, Total=702 [2024-10-11 21:12:53,596 INFO L87 Difference]: Start difference. First operand 129 states and 161 transitions. Second operand has 27 states, 27 states have (on average 5.555555555555555) internal successors, (150), 27 states have internal predecessors, (150), 22 states have call successors, (28), 2 states have call predecessors, (28), 10 states have return successors, (36), 14 states have call predecessors, (36), 22 states have call successors, (36) [2024-10-11 21:12:53,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 21:12:53,846 INFO L93 Difference]: Finished difference Result 242 states and 315 transitions. [2024-10-11 21:12:53,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-10-11 21:12:53,847 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 5.555555555555555) internal successors, (150), 27 states have internal predecessors, (150), 22 states have call successors, (28), 2 states have call predecessors, (28), 10 states have return successors, (36), 14 states have call predecessors, (36), 22 states have call successors, (36) Word has length 299 [2024-10-11 21:12:53,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 21:12:53,848 INFO L225 Difference]: With dead ends: 242 [2024-10-11 21:12:53,848 INFO L226 Difference]: Without dead ends: 117 [2024-10-11 21:12:53,849 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 680 GetRequests, 638 SyntacticMatches, 9 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 437 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=332, Invalid=858, Unknown=0, NotChecked=0, Total=1190 [2024-10-11 21:12:53,849 INFO L432 NwaCegarLoop]: 38 mSDtfsCounter, 74 mSDsluCounter, 151 mSDsCounter, 0 mSdLazyCounter, 468 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 189 SdHoareTripleChecker+Invalid, 506 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 468 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-11 21:12:53,849 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 189 Invalid, 506 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 468 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-11 21:12:53,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2024-10-11 21:12:53,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 105. [2024-10-11 21:12:53,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 84 states have (on average 1.0357142857142858) internal successors, (87), 82 states have internal predecessors, (87), 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) [2024-10-11 21:12:53,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 126 transitions. [2024-10-11 21:12:53,855 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 126 transitions. Word has length 299 [2024-10-11 21:12:53,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 21:12:53,855 INFO L471 AbstractCegarLoop]: Abstraction has 105 states and 126 transitions. [2024-10-11 21:12:53,855 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 5.555555555555555) internal successors, (150), 27 states have internal predecessors, (150), 22 states have call successors, (28), 2 states have call predecessors, (28), 10 states have return successors, (36), 14 states have call predecessors, (36), 22 states have call successors, (36) [2024-10-11 21:12:53,856 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 126 transitions. [2024-10-11 21:12:53,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 752 [2024-10-11 21:12:53,865 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 21:12:53,865 INFO L215 NwaCegarLoop]: trace histogram [78, 75, 63, 39, 39, 39, 39, 38, 38, 38, 38, 38, 37, 37, 37, 36, 24, 15, 1, 1, 1] [2024-10-11 21:12:53,880 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-10-11 21:12:54,069 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-10-11 21:12:54,073 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-11 21:12:54,074 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 21:12:54,074 INFO L85 PathProgramCache]: Analyzing trace with hash -1355606995, now seen corresponding path program 9 times [2024-10-11 21:12:54,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 21:12:54,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966778956] [2024-10-11 21:12:54,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 21:12:54,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 21:12:54,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:54,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 21:12:54,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:54,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:54,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:54,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:54,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:54,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:54,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:54,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:54,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:54,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:54,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:54,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:54,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:54,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:12:54,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:54,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:12:54,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:54,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:54,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:54,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:54,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:54,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 21:12:54,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:54,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:54,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:54,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:54,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:54,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:54,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:54,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:12:54,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:54,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 21:12:54,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:54,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:54,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:54,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:54,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:54,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:54,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:54,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:54,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:54,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:12:54,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:54,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:12:54,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:54,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:54,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:54,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:54,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:54,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-11 21:12:54,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:54,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:54,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:55,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:55,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:55,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:55,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:55,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:12:55,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:12:55,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:55,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:55,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 21:12:55,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:55,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:55,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:55,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:12:55,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 21:12:55,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:55,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:55,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:55,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:55,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:12:55,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:12:55,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:55,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:55,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2024-10-11 21:12:55,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:55,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:55,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:55,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:55,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:55,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:55,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:12:55,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:12:55,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:55,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:55,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 21:12:55,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:55,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:55,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:55,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:12:55,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 21:12:55,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:55,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:55,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:55,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:55,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:12:55,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:12:55,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:12:55,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:12:55,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:12:55,244 INFO L134 CoverageAnalysis]: Checked inductivity of 20542 backedges. 1233 proven. 4641 refuted. 0 times theorem prover too weak. 14668 trivial. 0 not checked. [2024-10-11 21:12:55,244 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 21:12:55,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1966778956] [2024-10-11 21:12:55,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1966778956] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 21:12:55,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [774768839] [2024-10-11 21:12:55,244 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-11 21:12:55,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 21:12:55,245 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 21:12:55,246 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 21:12:55,252 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-10-11 21:12:55,453 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 35 check-sat command(s) [2024-10-11 21:12:55,454 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 21:12:55,460 INFO L255 TraceCheckSpWp]: Trace formula consists of 947 conjuncts, 101 conjuncts are in the unsatisfiable core [2024-10-11 21:12:55,467 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 21:12:56,007 INFO L134 CoverageAnalysis]: Checked inductivity of 20542 backedges. 6012 proven. 1736 refuted. 0 times theorem prover too weak. 12794 trivial. 0 not checked. [2024-10-11 21:12:56,007 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 21:13:04,971 INFO L134 CoverageAnalysis]: Checked inductivity of 20542 backedges. 6479 proven. 1574 refuted. 0 times theorem prover too weak. 12489 trivial. 0 not checked. [2024-10-11 21:13:04,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [774768839] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 21:13:04,972 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 21:13:04,972 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 18, 32] total 62 [2024-10-11 21:13:04,972 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500893842] [2024-10-11 21:13:04,972 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 21:13:04,973 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 62 states [2024-10-11 21:13:04,973 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 21:13:04,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2024-10-11 21:13:04,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=471, Invalid=3311, Unknown=0, NotChecked=0, Total=3782 [2024-10-11 21:13:04,976 INFO L87 Difference]: Start difference. First operand 105 states and 126 transitions. Second operand has 62 states, 62 states have (on average 3.161290322580645) internal successors, (196), 62 states have internal predecessors, (196), 24 states have call successors, (27), 3 states have call predecessors, (27), 21 states have return successors, (48), 46 states have call predecessors, (48), 22 states have call successors, (48) [2024-10-11 21:13:06,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 21:13:06,067 INFO L93 Difference]: Finished difference Result 327 states and 470 transitions. [2024-10-11 21:13:06,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-10-11 21:13:06,068 INFO L78 Accepts]: Start accepts. Automaton has has 62 states, 62 states have (on average 3.161290322580645) internal successors, (196), 62 states have internal predecessors, (196), 24 states have call successors, (27), 3 states have call predecessors, (27), 21 states have return successors, (48), 46 states have call predecessors, (48), 22 states have call successors, (48) Word has length 751 [2024-10-11 21:13:06,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 21:13:06,070 INFO L225 Difference]: With dead ends: 327 [2024-10-11 21:13:06,070 INFO L226 Difference]: Without dead ends: 226 [2024-10-11 21:13:06,074 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1730 GetRequests, 1554 SyntacticMatches, 63 SemanticMatches, 113 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7010 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=1833, Invalid=11277, Unknown=0, NotChecked=0, Total=13110 [2024-10-11 21:13:06,074 INFO L432 NwaCegarLoop]: 12 mSDtfsCounter, 353 mSDsluCounter, 90 mSDsCounter, 0 mSdLazyCounter, 796 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 354 SdHoareTripleChecker+Valid, 102 SdHoareTripleChecker+Invalid, 930 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 796 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 21:13:06,074 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [354 Valid, 102 Invalid, 930 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 796 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 21:13:06,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2024-10-11 21:13:06,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 192. [2024-10-11 21:13:06,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 192 states, 154 states have (on average 1.0324675324675325) internal successors, (159), 150 states have internal predecessors, (159), 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) [2024-10-11 21:13:06,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 272 transitions. [2024-10-11 21:13:06,097 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 272 transitions. Word has length 751 [2024-10-11 21:13:06,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 21:13:06,097 INFO L471 AbstractCegarLoop]: Abstraction has 192 states and 272 transitions. [2024-10-11 21:13:06,098 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 62 states, 62 states have (on average 3.161290322580645) internal successors, (196), 62 states have internal predecessors, (196), 24 states have call successors, (27), 3 states have call predecessors, (27), 21 states have return successors, (48), 46 states have call predecessors, (48), 22 states have call successors, (48) [2024-10-11 21:13:06,098 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 272 transitions. [2024-10-11 21:13:06,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1425 [2024-10-11 21:13:06,107 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 21:13:06,107 INFO L215 NwaCegarLoop]: trace histogram [147, 143, 119, 74, 74, 74, 74, 72, 72, 72, 72, 72, 71, 71, 71, 70, 45, 28, 1, 1, 1] [2024-10-11 21:13:06,122 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2024-10-11 21:13:06,311 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-10-11 21:13:06,312 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-11 21:13:06,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 21:13:06,312 INFO L85 PathProgramCache]: Analyzing trace with hash -16369756, now seen corresponding path program 10 times [2024-10-11 21:13:06,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 21:13:06,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187812191] [2024-10-11 21:13:06,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 21:13:06,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 21:13:06,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:07,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 21:13:07,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:07,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:07,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:07,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:07,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:07,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:07,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:07,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:07,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:07,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:07,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:07,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:07,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:07,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:07,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:07,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:07,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:07,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:07,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:07,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:07,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:07,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:07,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:07,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 21:13:07,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:07,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:07,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:07,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:07,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:07,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:07,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:07,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:07,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:07,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 21:13:07,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:07,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:07,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:07,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:07,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:07,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:07,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:07,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:07,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:07,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:07,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:07,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:07,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:07,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:07,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:07,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:07,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:07,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-11 21:13:08,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:08,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:08,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:08,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:08,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 21:13:08,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:08,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:08,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-10-11 21:13:08,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:08,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:08,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:08,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:08,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 21:13:08,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:08,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:08,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 21:13:08,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:08,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:08,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:08,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:08,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-11 21:13:08,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:08,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:08,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:08,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:08,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-11 21:13:08,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:08,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:08,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:08,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:08,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 21:13:08,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:08,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:08,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 925 [2024-10-11 21:13:08,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:08,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:08,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:08,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:08,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 21:13:08,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:08,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:08,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 21:13:08,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:08,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:08,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:08,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:08,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-11 21:13:08,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:08,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:08,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:08,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:08,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-11 21:13:08,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:08,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:08,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:08,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:08,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 21:13:08,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:08,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:08,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:08,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:08,859 INFO L134 CoverageAnalysis]: Checked inductivity of 74571 backedges. 3130 proven. 10962 refuted. 0 times theorem prover too weak. 60479 trivial. 0 not checked. [2024-10-11 21:13:08,859 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 21:13:08,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187812191] [2024-10-11 21:13:08,859 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187812191] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 21:13:08,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [548691959] [2024-10-11 21:13:08,859 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-11 21:13:08,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 21:13:08,859 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 21:13:08,861 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 21:13:08,862 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-10-11 21:13:09,197 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-11 21:13:09,197 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 21:13:09,202 INFO L255 TraceCheckSpWp]: Trace formula consists of 1770 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-10-11 21:13:09,217 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 21:13:09,425 INFO L134 CoverageAnalysis]: Checked inductivity of 74571 backedges. 37038 proven. 6472 refuted. 0 times theorem prover too weak. 31061 trivial. 0 not checked. [2024-10-11 21:13:09,425 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 21:13:12,519 INFO L134 CoverageAnalysis]: Checked inductivity of 74571 backedges. 3089 proven. 12307 refuted. 0 times theorem prover too weak. 59175 trivial. 0 not checked. [2024-10-11 21:13:12,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [548691959] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 21:13:12,520 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 21:13:12,520 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 19, 29] total 42 [2024-10-11 21:13:12,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984269884] [2024-10-11 21:13:12,520 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 21:13:12,522 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-10-11 21:13:12,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 21:13:12,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-10-11 21:13:12,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=402, Invalid=1320, Unknown=0, NotChecked=0, Total=1722 [2024-10-11 21:13:12,524 INFO L87 Difference]: Start difference. First operand 192 states and 272 transitions. Second operand has 42 states, 42 states have (on average 5.5) internal successors, (231), 42 states have internal predecessors, (231), 38 states have call successors, (45), 4 states have call predecessors, (45), 14 states have return successors, (59), 24 states have call predecessors, (59), 36 states have call successors, (59) [2024-10-11 21:13:13,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 21:13:13,084 INFO L93 Difference]: Finished difference Result 442 states and 690 transitions. [2024-10-11 21:13:13,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-10-11 21:13:13,085 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 5.5) internal successors, (231), 42 states have internal predecessors, (231), 38 states have call successors, (45), 4 states have call predecessors, (45), 14 states have return successors, (59), 24 states have call predecessors, (59), 36 states have call successors, (59) Word has length 1424 [2024-10-11 21:13:13,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 21:13:13,087 INFO L225 Difference]: With dead ends: 442 [2024-10-11 21:13:13,087 INFO L226 Difference]: Without dead ends: 254 [2024-10-11 21:13:13,090 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3193 GetRequests, 3106 SyntacticMatches, 17 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1851 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=1305, Invalid=3807, Unknown=0, NotChecked=0, Total=5112 [2024-10-11 21:13:13,090 INFO L432 NwaCegarLoop]: 32 mSDtfsCounter, 307 mSDsluCounter, 158 mSDsCounter, 0 mSdLazyCounter, 499 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 311 SdHoareTripleChecker+Valid, 190 SdHoareTripleChecker+Invalid, 674 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 499 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 21:13:13,090 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [311 Valid, 190 Invalid, 674 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 499 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 21:13:13,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2024-10-11 21:13:13,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 225. [2024-10-11 21:13:13,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 182 states have (on average 1.0384615384615385) internal successors, (189), 176 states have internal predecessors, (189), 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) [2024-10-11 21:13:13,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 308 transitions. [2024-10-11 21:13:13,102 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 308 transitions. Word has length 1424 [2024-10-11 21:13:13,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 21:13:13,102 INFO L471 AbstractCegarLoop]: Abstraction has 225 states and 308 transitions. [2024-10-11 21:13:13,103 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 5.5) internal successors, (231), 42 states have internal predecessors, (231), 38 states have call successors, (45), 4 states have call predecessors, (45), 14 states have return successors, (59), 24 states have call predecessors, (59), 36 states have call successors, (59) [2024-10-11 21:13:13,103 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 308 transitions. [2024-10-11 21:13:13,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 698 [2024-10-11 21:13:13,105 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 21:13:13,106 INFO L215 NwaCegarLoop]: trace histogram [72, 70, 58, 36, 36, 36, 36, 35, 35, 35, 35, 35, 35, 35, 35, 34, 22, 14, 1, 1, 1] [2024-10-11 21:13:13,121 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-10-11 21:13:13,309 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,16 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 21:13:13,309 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-11 21:13:13,310 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 21:13:13,310 INFO L85 PathProgramCache]: Analyzing trace with hash 974284719, now seen corresponding path program 11 times [2024-10-11 21:13:13,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 21:13:13,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604905015] [2024-10-11 21:13:13,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 21:13:13,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 21:13:13,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:13,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 21:13:13,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:13,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:13,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:14,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:14,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:14,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:14,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:14,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:14,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:14,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:14,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:14,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:14,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:14,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:14,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 21:13:14,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:14,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:14,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:14,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:14,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 21:13:14,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:14,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:14,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:14,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:14,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:14,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:14,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:14,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:14,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-11 21:13:14,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:14,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:14,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:14,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:14,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:14,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:14,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:14,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:14,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-11 21:13:14,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:14,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:14,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:14,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:14,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:14,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:14,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:14,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:14,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2024-10-11 21:13:14,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:14,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:14,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:14,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:14,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:14,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:14,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:14,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:14,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:14,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 21:13:14,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:14,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:14,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:14,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:14,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 610 [2024-10-11 21:13:14,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:14,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:14,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:14,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:14,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:14,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:14,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:14,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:14,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:14,580 INFO L134 CoverageAnalysis]: Checked inductivity of 17650 backedges. 3095 proven. 1674 refuted. 0 times theorem prover too weak. 12881 trivial. 0 not checked. [2024-10-11 21:13:14,580 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 21:13:14,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604905015] [2024-10-11 21:13:14,580 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [604905015] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 21:13:14,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [384796774] [2024-10-11 21:13:14,580 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-10-11 21:13:14,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 21:13:14,581 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 21:13:14,582 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 21:13:14,584 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-10-11 21:13:14,829 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 19 check-sat command(s) [2024-10-11 21:13:14,829 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 21:13:14,830 INFO L255 TraceCheckSpWp]: Trace formula consists of 572 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-10-11 21:13:14,836 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 21:13:14,962 INFO L134 CoverageAnalysis]: Checked inductivity of 17650 backedges. 9780 proven. 1171 refuted. 0 times theorem prover too weak. 6699 trivial. 0 not checked. [2024-10-11 21:13:14,962 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 21:13:17,650 INFO L134 CoverageAnalysis]: Checked inductivity of 17650 backedges. 1661 proven. 3812 refuted. 0 times theorem prover too weak. 12177 trivial. 0 not checked. [2024-10-11 21:13:17,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [384796774] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 21:13:17,650 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 21:13:17,650 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 14, 21] total 33 [2024-10-11 21:13:17,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480195374] [2024-10-11 21:13:17,651 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 21:13:17,651 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-10-11 21:13:17,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 21:13:17,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-10-11 21:13:17,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=268, Invalid=788, Unknown=0, NotChecked=0, Total=1056 [2024-10-11 21:13:17,653 INFO L87 Difference]: Start difference. First operand 225 states and 308 transitions. Second operand has 33 states, 33 states have (on average 5.393939393939394) internal successors, (178), 33 states have internal predecessors, (178), 26 states have call successors, (34), 2 states have call predecessors, (34), 12 states have return successors, (46), 21 states have call predecessors, (46), 26 states have call successors, (46) [2024-10-11 21:13:17,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 21:13:17,983 INFO L93 Difference]: Finished difference Result 428 states and 622 transitions. [2024-10-11 21:13:17,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-11 21:13:17,983 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 33 states have (on average 5.393939393939394) internal successors, (178), 33 states have internal predecessors, (178), 26 states have call successors, (34), 2 states have call predecessors, (34), 12 states have return successors, (46), 21 states have call predecessors, (46), 26 states have call successors, (46) Word has length 697 [2024-10-11 21:13:17,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 21:13:17,985 INFO L225 Difference]: With dead ends: 428 [2024-10-11 21:13:17,985 INFO L226 Difference]: Without dead ends: 207 [2024-10-11 21:13:17,987 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1562 GetRequests, 1512 SyntacticMatches, 10 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 671 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=459, Invalid=1263, Unknown=0, NotChecked=0, Total=1722 [2024-10-11 21:13:17,988 INFO L432 NwaCegarLoop]: 46 mSDtfsCounter, 132 mSDsluCounter, 175 mSDsCounter, 0 mSdLazyCounter, 541 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 221 SdHoareTripleChecker+Invalid, 609 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 541 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-11 21:13:17,988 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 221 Invalid, 609 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 541 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-11 21:13:17,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2024-10-11 21:13:17,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 183. [2024-10-11 21:13:17,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 148 states have (on average 1.0337837837837838) internal successors, (153), 144 states have internal predecessors, (153), 23 states have call successors, (23), 17 states have call predecessors, (23), 11 states have return successors, (64), 21 states have call predecessors, (64), 22 states have call successors, (64) [2024-10-11 21:13:17,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 240 transitions. [2024-10-11 21:13:17,997 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 240 transitions. Word has length 697 [2024-10-11 21:13:17,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 21:13:17,997 INFO L471 AbstractCegarLoop]: Abstraction has 183 states and 240 transitions. [2024-10-11 21:13:17,998 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 5.393939393939394) internal successors, (178), 33 states have internal predecessors, (178), 26 states have call successors, (34), 2 states have call predecessors, (34), 12 states have return successors, (46), 21 states have call predecessors, (46), 26 states have call successors, (46) [2024-10-11 21:13:17,998 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 240 transitions. [2024-10-11 21:13:18,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 875 [2024-10-11 21:13:18,002 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 21:13:18,002 INFO L215 NwaCegarLoop]: trace histogram [90, 88, 73, 45, 45, 45, 45, 44, 44, 44, 44, 44, 44, 44, 44, 43, 28, 17, 1, 1, 1] [2024-10-11 21:13:18,019 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-10-11 21:13:18,205 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,17 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 21:13:18,206 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-11 21:13:18,206 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 21:13:18,206 INFO L85 PathProgramCache]: Analyzing trace with hash -83126738, now seen corresponding path program 12 times [2024-10-11 21:13:18,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 21:13:18,206 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1123095940] [2024-10-11 21:13:18,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 21:13:18,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 21:13:18,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:18,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 21:13:18,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:19,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:19,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:19,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:19,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 21:13:19,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:19,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:19,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 21:13:19,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:19,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:19,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:19,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:19,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-11 21:13:19,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:19,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:19,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:19,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:19,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 21:13:19,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:19,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:19,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-11 21:13:19,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:19,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:19,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:19,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:19,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 21:13:19,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:19,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:19,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2024-10-11 21:13:19,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:19,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:19,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:19,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:19,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 21:13:19,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:19,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:19,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 728 [2024-10-11 21:13:19,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:19,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:19,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:19,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:19,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 21:13:19,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:19,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:19,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:19,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:19,983 INFO L134 CoverageAnalysis]: Checked inductivity of 27886 backedges. 4149 proven. 3219 refuted. 0 times theorem prover too weak. 20518 trivial. 0 not checked. [2024-10-11 21:13:19,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 21:13:19,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1123095940] [2024-10-11 21:13:19,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1123095940] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 21:13:19,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1603699971] [2024-10-11 21:13:19,984 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-10-11 21:13:19,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 21:13:19,984 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 21:13:19,985 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 21:13:19,986 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-10-11 21:13:20,371 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 51 check-sat command(s) [2024-10-11 21:13:20,371 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 21:13:20,375 INFO L255 TraceCheckSpWp]: Trace formula consists of 1299 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-10-11 21:13:20,385 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 21:13:20,623 INFO L134 CoverageAnalysis]: Checked inductivity of 27886 backedges. 3728 proven. 3387 refuted. 0 times theorem prover too weak. 20771 trivial. 0 not checked. [2024-10-11 21:13:20,624 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 21:13:23,587 INFO L134 CoverageAnalysis]: Checked inductivity of 27886 backedges. 3732 proven. 3503 refuted. 0 times theorem prover too weak. 20651 trivial. 0 not checked. [2024-10-11 21:13:23,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1603699971] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 21:13:23,587 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 21:13:23,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 16, 24] total 42 [2024-10-11 21:13:23,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [175132459] [2024-10-11 21:13:23,588 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 21:13:23,589 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-10-11 21:13:23,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 21:13:23,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-10-11 21:13:23,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=407, Invalid=1315, Unknown=0, NotChecked=0, Total=1722 [2024-10-11 21:13:23,590 INFO L87 Difference]: Start difference. First operand 183 states and 240 transitions. Second operand has 42 states, 42 states have (on average 5.071428571428571) internal successors, (213), 42 states have internal predecessors, (213), 31 states have call successors, (40), 1 states have call predecessors, (40), 15 states have return successors, (56), 31 states have call predecessors, (56), 31 states have call successors, (56) [2024-10-11 21:13:24,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 21:13:24,051 INFO L93 Difference]: Finished difference Result 407 states and 616 transitions. [2024-10-11 21:13:24,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-11 21:13:24,052 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 5.071428571428571) internal successors, (213), 42 states have internal predecessors, (213), 31 states have call successors, (40), 1 states have call predecessors, (40), 15 states have return successors, (56), 31 states have call predecessors, (56), 31 states have call successors, (56) Word has length 874 [2024-10-11 21:13:24,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 21:13:24,054 INFO L225 Difference]: With dead ends: 407 [2024-10-11 21:13:24,054 INFO L226 Difference]: Without dead ends: 228 [2024-10-11 21:13:24,056 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1961 GetRequests, 1896 SyntacticMatches, 12 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1309 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=740, Invalid=2230, Unknown=0, NotChecked=0, Total=2970 [2024-10-11 21:13:24,056 INFO L432 NwaCegarLoop]: 63 mSDtfsCounter, 270 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 839 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 272 SdHoareTripleChecker+Valid, 289 SdHoareTripleChecker+Invalid, 946 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 839 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 21:13:24,057 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [272 Valid, 289 Invalid, 946 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 839 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 21:13:24,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2024-10-11 21:13:24,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 165. [2024-10-11 21:13:24,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165 states, 132 states have (on average 1.0227272727272727) internal successors, (135), 131 states have internal predecessors, (135), 22 states have call successors, (22), 16 states have call predecessors, (22), 10 states have return successors, (59), 17 states have call predecessors, (59), 21 states have call successors, (59) [2024-10-11 21:13:24,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 216 transitions. [2024-10-11 21:13:24,066 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 216 transitions. Word has length 874 [2024-10-11 21:13:24,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 21:13:24,067 INFO L471 AbstractCegarLoop]: Abstraction has 165 states and 216 transitions. [2024-10-11 21:13:24,067 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 5.071428571428571) internal successors, (213), 42 states have internal predecessors, (213), 31 states have call successors, (40), 1 states have call predecessors, (40), 15 states have return successors, (56), 31 states have call predecessors, (56), 31 states have call successors, (56) [2024-10-11 21:13:24,067 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 216 transitions. [2024-10-11 21:13:24,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1982 [2024-10-11 21:13:24,082 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 21:13:24,083 INFO L215 NwaCegarLoop]: trace histogram [203, 201, 164, 101, 101, 101, 101, 101, 101, 101, 101, 101, 100, 100, 100, 99, 63, 39, 1, 1, 1] [2024-10-11 21:13:24,097 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-10-11 21:13:24,283 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,18 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 21:13:24,285 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-11 21:13:24,285 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 21:13:24,285 INFO L85 PathProgramCache]: Analyzing trace with hash -499311317, now seen corresponding path program 13 times [2024-10-11 21:13:24,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 21:13:24,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [100363969] [2024-10-11 21:13:24,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 21:13:24,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 21:13:24,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:25,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 21:13:25,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:25,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:25,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:26,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:26,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:26,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:26,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:26,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:26,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:26,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:26,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:26,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:26,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:26,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 21:13:26,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:26,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:26,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:26,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:26,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 21:13:26,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:26,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:26,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:26,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:26,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:26,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:26,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:26,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:26,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-11 21:13:26,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:26,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:26,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:26,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:26,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:26,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:26,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:26,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:26,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:26,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 21:13:26,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:26,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:26,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:26,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:26,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-11 21:13:26,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:26,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:26,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:26,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:26,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:26,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:26,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:26,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:26,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:26,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:26,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 21:13:26,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:26,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:26,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:26,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:26,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 21:13:26,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:26,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:26,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:26,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:26,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:26,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:26,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:26,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:26,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 669 [2024-10-11 21:13:26,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:26,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:26,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:27,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:27,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:27,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:27,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 21:13:27,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:27,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:27,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 21:13:27,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:27,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:27,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:27,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:27,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-11 21:13:27,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:27,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:27,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:27,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:27,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 21:13:27,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:27,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:27,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-11 21:13:27,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:27,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:27,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:27,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:27,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 21:13:27,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:27,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:27,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 21:13:27,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:27,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:27,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:27,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:27,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1325 [2024-10-11 21:13:27,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:27,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:27,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:27,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:27,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 21:13:27,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:27,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:27,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 21:13:27,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:27,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:27,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:27,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:27,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-11 21:13:27,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:27,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:27,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:27,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:27,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 21:13:27,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:27,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:27,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-11 21:13:27,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:27,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:27,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:27,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:27,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 21:13:27,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:27,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:27,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 21:13:27,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:27,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:27,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:27,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:27,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:27,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:27,804 INFO L134 CoverageAnalysis]: Checked inductivity of 144772 backedges. 5291 proven. 18619 refuted. 0 times theorem prover too weak. 120862 trivial. 0 not checked. [2024-10-11 21:13:27,804 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 21:13:27,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [100363969] [2024-10-11 21:13:27,804 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [100363969] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 21:13:27,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [65540840] [2024-10-11 21:13:27,804 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-10-11 21:13:27,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 21:13:27,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 21:13:27,809 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 21:13:27,813 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-10-11 21:13:28,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:28,385 INFO L255 TraceCheckSpWp]: Trace formula consists of 3682 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-10-11 21:13:28,400 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 21:13:28,661 INFO L134 CoverageAnalysis]: Checked inductivity of 144772 backedges. 69738 proven. 11034 refuted. 0 times theorem prover too weak. 64000 trivial. 0 not checked. [2024-10-11 21:13:28,661 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 21:13:33,966 INFO L134 CoverageAnalysis]: Checked inductivity of 144772 backedges. 5607 proven. 20230 refuted. 0 times theorem prover too weak. 118935 trivial. 0 not checked. [2024-10-11 21:13:33,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [65540840] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 21:13:33,967 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 21:13:33,967 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 21, 34] total 49 [2024-10-11 21:13:33,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805950807] [2024-10-11 21:13:33,968 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 21:13:33,970 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2024-10-11 21:13:33,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 21:13:33,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2024-10-11 21:13:33,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=550, Invalid=1802, Unknown=0, NotChecked=0, Total=2352 [2024-10-11 21:13:33,971 INFO L87 Difference]: Start difference. First operand 165 states and 216 transitions. Second operand has 49 states, 49 states have (on average 5.530612244897959) internal successors, (271), 49 states have internal predecessors, (271), 46 states have call successors, (53), 3 states have call predecessors, (53), 17 states have return successors, (74), 30 states have call predecessors, (74), 45 states have call successors, (74) [2024-10-11 21:13:34,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 21:13:34,657 INFO L93 Difference]: Finished difference Result 392 states and 551 transitions. [2024-10-11 21:13:34,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-10-11 21:13:34,659 INFO L78 Accepts]: Start accepts. Automaton has has 49 states, 49 states have (on average 5.530612244897959) internal successors, (271), 49 states have internal predecessors, (271), 46 states have call successors, (53), 3 states have call predecessors, (53), 17 states have return successors, (74), 30 states have call predecessors, (74), 45 states have call successors, (74) Word has length 1981 [2024-10-11 21:13:34,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 21:13:34,662 INFO L225 Difference]: With dead ends: 392 [2024-10-11 21:13:34,662 INFO L226 Difference]: Without dead ends: 231 [2024-10-11 21:13:34,665 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4431 GetRequests, 4329 SyntacticMatches, 18 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2734 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=1753, Invalid=5557, Unknown=0, NotChecked=0, Total=7310 [2024-10-11 21:13:34,666 INFO L432 NwaCegarLoop]: 46 mSDtfsCounter, 412 mSDsluCounter, 218 mSDsCounter, 0 mSdLazyCounter, 766 mSolverCounterSat, 252 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 414 SdHoareTripleChecker+Valid, 264 SdHoareTripleChecker+Invalid, 1018 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 252 IncrementalHoareTripleChecker+Valid, 766 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 21:13:34,667 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [414 Valid, 264 Invalid, 1018 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [252 Valid, 766 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 21:13:34,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2024-10-11 21:13:34,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 171. [2024-10-11 21:13:34,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 137 states have (on average 1.0218978102189782) internal successors, (140), 136 states have internal predecessors, (140), 23 states have call successors, (23), 17 states have call predecessors, (23), 10 states have return successors, (58), 17 states have call predecessors, (58), 22 states have call successors, (58) [2024-10-11 21:13:34,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 221 transitions. [2024-10-11 21:13:34,677 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 221 transitions. Word has length 1981 [2024-10-11 21:13:34,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 21:13:34,678 INFO L471 AbstractCegarLoop]: Abstraction has 171 states and 221 transitions. [2024-10-11 21:13:34,678 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 5.530612244897959) internal successors, (271), 49 states have internal predecessors, (271), 46 states have call successors, (53), 3 states have call predecessors, (53), 17 states have return successors, (74), 30 states have call predecessors, (74), 45 states have call successors, (74) [2024-10-11 21:13:34,678 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 221 transitions. [2024-10-11 21:13:34,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1065 [2024-10-11 21:13:34,683 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 21:13:34,683 INFO L215 NwaCegarLoop]: trace histogram [109, 108, 88, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 53, 34, 21, 1, 1, 1] [2024-10-11 21:13:34,700 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2024-10-11 21:13:34,887 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2024-10-11 21:13:34,888 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-11 21:13:34,888 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 21:13:34,888 INFO L85 PathProgramCache]: Analyzing trace with hash -1593111747, now seen corresponding path program 14 times [2024-10-11 21:13:34,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 21:13:34,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642508453] [2024-10-11 21:13:34,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 21:13:34,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 21:13:34,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:40,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 21:13:40,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:41,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:41,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:42,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:42,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:42,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:42,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:42,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:43,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:43,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:43,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:43,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:43,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:43,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:43,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:43,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:43,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 21:13:43,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:43,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:43,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:43,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:43,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 21:13:43,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:43,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:43,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:43,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:43,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:43,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:43,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:43,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:43,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-11 21:13:43,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:43,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:43,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:43,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:43,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:43,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:43,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:43,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:43,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:43,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 21:13:43,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:43,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:43,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:43,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:43,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-11 21:13:43,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:43,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:43,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:43,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:43,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:43,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:43,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:43,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:43,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:43,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:43,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:43,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 21:13:43,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:44,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:44,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:44,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:44,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:44,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:44,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:44,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:44,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:44,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 21:13:44,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:44,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:44,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:44,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:44,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:44,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:44,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:44,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:44,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:44,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:44,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:44,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:44,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:44,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:44,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:44,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:44,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:44,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 663 [2024-10-11 21:13:44,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:44,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:44,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:44,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:44,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:45,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:45,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:45,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:45,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:45,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:45,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:45,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:45,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:45,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 21:13:45,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:45,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:45,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:45,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:45,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 21:13:45,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:45,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:45,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:45,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:45,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:45,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:45,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:45,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:45,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-11 21:13:45,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:45,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:45,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:45,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:45,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:45,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:45,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 21:13:45,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:45,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:45,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 21:13:45,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:45,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 21:13:45,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 21:13:45,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 21:13:45,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 21:13:45,465 INFO L134 CoverageAnalysis]: Checked inductivity of 41466 backedges. 6686 proven. 7855 refuted. 0 times theorem prover too weak. 26925 trivial. 0 not checked. [2024-10-11 21:13:45,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 21:13:45,466 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [642508453] [2024-10-11 21:13:45,466 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [642508453] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 21:13:45,466 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [712260420] [2024-10-11 21:13:45,466 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-11 21:13:45,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 21:13:45,466 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 21:13:45,467 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 21:13:45,468 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-10-11 21:13:45,910 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-11 21:13:45,911 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 21:13:45,927 INFO L255 TraceCheckSpWp]: Trace formula consists of 1988 conjuncts, 217 conjuncts are in the unsatisfiable core [2024-10-11 21:13:45,936 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 21:13:46,882 INFO L134 CoverageAnalysis]: Checked inductivity of 41466 backedges. 6686 proven. 7855 refuted. 0 times theorem prover too weak. 26925 trivial. 0 not checked. [2024-10-11 21:13:46,883 INFO L311 TraceCheckSpWp]: Computing backward predicates...