./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/recursive/Fibonacci03.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/recursive/Fibonacci03.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash be0a584ba9648c80e7a0523ff51ba530f1926c55cecd3c62f2cee05fbbff42e3 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 19:36:39,593 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 19:36:39,657 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-10 19:36:39,663 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 19:36:39,663 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 19:36:39,689 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 19:36:39,690 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 19:36:39,694 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 19:36:39,695 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 19:36:39,695 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 19:36:39,695 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 19:36:39,695 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 19:36:39,696 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 19:36:39,696 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 19:36:39,696 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 19:36:39,696 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 19:36:39,697 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 19:36:39,697 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 19:36:39,697 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 19:36:39,697 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 19:36:39,698 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 19:36:39,704 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 19:36:39,705 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 19:36:39,705 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 19:36:39,705 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 19:36:39,705 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-10 19:36:39,705 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-10 19:36:39,705 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 19:36:39,706 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 19:36:39,706 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 19:36:39,716 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 19:36:39,716 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 19:36:39,716 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 19:36:39,717 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 19:36:39,717 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 19:36:39,717 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 19:36:39,717 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 19:36:39,717 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 19:36:39,717 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 19:36:39,717 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 19:36:39,717 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 19:36:39,718 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 19:36:39,718 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 19:36:39,719 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 19:36:39,719 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be0a584ba9648c80e7a0523ff51ba530f1926c55cecd3c62f2cee05fbbff42e3 [2024-11-10 19:36:39,928 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 19:36:39,949 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 19:36:39,952 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 19:36:39,953 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 19:36:39,953 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 19:36:39,955 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/Fibonacci03.c [2024-11-10 19:36:41,262 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 19:36:41,405 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 19:36:41,405 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci03.c [2024-11-10 19:36:41,410 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9c27e846/582c7773791640eeadba6f9ff81fdc13/FLAG181686b8b [2024-11-10 19:36:41,421 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9c27e846/582c7773791640eeadba6f9ff81fdc13 [2024-11-10 19:36:41,424 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 19:36:41,424 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 19:36:41,425 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 19:36:41,425 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 19:36:41,430 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 19:36:41,430 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:36:41" (1/1) ... [2024-11-10 19:36:41,431 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d84fce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:36:41, skipping insertion in model container [2024-11-10 19:36:41,431 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:36:41" (1/1) ... [2024-11-10 19:36:41,445 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 19:36:41,608 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 19:36:41,618 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 19:36:41,632 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 19:36:41,647 INFO L204 MainTranslator]: Completed translation [2024-11-10 19:36:41,648 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:36:41 WrapperNode [2024-11-10 19:36:41,648 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 19:36:41,649 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 19:36:41,649 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 19:36:41,650 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 19:36:41,657 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:36:41" (1/1) ... [2024-11-10 19:36:41,663 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:36:41" (1/1) ... [2024-11-10 19:36:41,677 INFO L138 Inliner]: procedures = 13, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 27 [2024-11-10 19:36:41,678 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 19:36:41,678 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 19:36:41,679 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 19:36:41,679 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 19:36:41,687 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:36:41" (1/1) ... [2024-11-10 19:36:41,687 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:36:41" (1/1) ... [2024-11-10 19:36:41,688 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:36:41" (1/1) ... [2024-11-10 19:36:41,703 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]. [2024-11-10 19:36:41,703 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:36:41" (1/1) ... [2024-11-10 19:36:41,703 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:36:41" (1/1) ... [2024-11-10 19:36:41,706 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:36:41" (1/1) ... [2024-11-10 19:36:41,706 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:36:41" (1/1) ... [2024-11-10 19:36:41,706 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:36:41" (1/1) ... [2024-11-10 19:36:41,707 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:36:41" (1/1) ... [2024-11-10 19:36:41,708 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 19:36:41,709 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 19:36:41,709 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 19:36:41,709 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 19:36:41,710 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:36:41" (1/1) ... [2024-11-10 19:36:41,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 19:36:41,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 19:36:41,751 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-10 19:36:41,757 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-10 19:36:41,799 INFO L130 BoogieDeclarations]: Found specification of procedure fibonacci [2024-11-10 19:36:41,799 INFO L138 BoogieDeclarations]: Found implementation of procedure fibonacci [2024-11-10 19:36:41,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 19:36:41,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 19:36:41,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 19:36:41,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 19:36:41,852 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 19:36:41,854 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 19:36:41,951 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L22: havoc #t~ret4;havoc #t~ret5; [2024-11-10 19:36:42,009 INFO L? ?]: Removed 17 outVars from TransFormulas that were not future-live. [2024-11-10 19:36:42,009 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 19:36:42,025 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 19:36:42,026 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 19:36:42,026 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 07:36:42 BoogieIcfgContainer [2024-11-10 19:36:42,026 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 19:36:42,028 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 19:36:42,028 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 19:36:42,031 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 19:36:42,031 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 07:36:41" (1/3) ... [2024-11-10 19:36:42,032 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bbd0c10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:36:42, skipping insertion in model container [2024-11-10 19:36:42,032 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:36:41" (2/3) ... [2024-11-10 19:36:42,032 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bbd0c10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:36:42, skipping insertion in model container [2024-11-10 19:36:42,033 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 07:36:42" (3/3) ... [2024-11-10 19:36:42,034 INFO L112 eAbstractionObserver]: Analyzing ICFG Fibonacci03.c [2024-11-10 19:36:42,048 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 19:36:42,048 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2024-11-10 19:36:42,091 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 19:36:42,101 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;@705ba1a6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 19:36:42,102 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-11-10 19:36:42,107 INFO L276 IsEmpty]: Start isEmpty. Operand has 33 states, 22 states have (on average 1.4545454545454546) internal successors, (32), 28 states have internal predecessors, (32), 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) [2024-11-10 19:36:42,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-10 19:36:42,114 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 19:36:42,115 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 19:36:42,115 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-10 19:36:42,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 19:36:42,119 INFO L85 PathProgramCache]: Analyzing trace with hash -1480078842, now seen corresponding path program 1 times [2024-11-10 19:36:42,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 19:36:42,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545846222] [2024-11-10 19:36:42,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:36:42,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 19:36:42,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:42,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 19:36:42,301 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 19:36:42,301 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545846222] [2024-11-10 19:36:42,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545846222] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 19:36:42,304 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 19:36:42,304 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 19:36:42,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640389765] [2024-11-10 19:36:42,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 19:36:42,309 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 19:36:42,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 19:36:42,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 19:36:42,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 19:36:42,338 INFO L87 Difference]: Start difference. First operand has 33 states, 22 states have (on average 1.4545454545454546) internal successors, (32), 28 states have internal predecessors, (32), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 19:36:42,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 19:36:42,381 INFO L93 Difference]: Finished difference Result 38 states and 44 transitions. [2024-11-10 19:36:42,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 19:36:42,384 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2024-11-10 19:36:42,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 19:36:42,390 INFO L225 Difference]: With dead ends: 38 [2024-11-10 19:36:42,390 INFO L226 Difference]: Without dead ends: 26 [2024-11-10 19:36:42,392 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 [2024-11-10 19:36:42,396 INFO L432 NwaCegarLoop]: 30 mSDtfsCounter, 12 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 45 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 19:36:42,396 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 45 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 19:36:42,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2024-11-10 19:36:42,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 24. [2024-11-10 19:36:42,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 16 states have (on average 1.375) internal successors, (22), 20 states have internal predecessors, (22), 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) [2024-11-10 19:36:42,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 27 transitions. [2024-11-10 19:36:42,429 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 27 transitions. Word has length 8 [2024-11-10 19:36:42,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 19:36:42,429 INFO L471 AbstractCegarLoop]: Abstraction has 24 states and 27 transitions. [2024-11-10 19:36:42,430 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 19:36:42,430 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2024-11-10 19:36:42,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-10 19:36:42,433 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 19:36:42,433 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 19:36:42,434 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 19:36:42,434 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-10 19:36:42,435 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 19:36:42,435 INFO L85 PathProgramCache]: Analyzing trace with hash 1362196140, now seen corresponding path program 1 times [2024-11-10 19:36:42,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 19:36:42,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217763479] [2024-11-10 19:36:42,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:36:42,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 19:36:42,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:42,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 19:36:42,524 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 19:36:42,524 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217763479] [2024-11-10 19:36:42,524 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217763479] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 19:36:42,525 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 19:36:42,528 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 19:36:42,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569369581] [2024-11-10 19:36:42,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 19:36:42,530 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 19:36:42,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 19:36:42,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 19:36:42,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-10 19:36:42,531 INFO L87 Difference]: Start difference. First operand 24 states and 27 transitions. Second operand has 5 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 4 states have internal predecessors, (8), 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) [2024-11-10 19:36:42,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 19:36:42,608 INFO L93 Difference]: Finished difference Result 26 states and 30 transitions. [2024-11-10 19:36:42,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 19:36:42,609 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 4 states have internal predecessors, (8), 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 9 [2024-11-10 19:36:42,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 19:36:42,610 INFO L225 Difference]: With dead ends: 26 [2024-11-10 19:36:42,610 INFO L226 Difference]: Without dead ends: 24 [2024-11-10 19:36:42,611 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-10 19:36:42,613 INFO L432 NwaCegarLoop]: 15 mSDtfsCounter, 28 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 34 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 19:36:42,613 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 34 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 19:36:42,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2024-11-10 19:36:42,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 22. [2024-11-10 19:36:42,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 16 states have (on average 1.25) internal successors, (20), 18 states have internal predecessors, (20), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-10 19:36:42,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 25 transitions. [2024-11-10 19:36:42,623 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 25 transitions. Word has length 9 [2024-11-10 19:36:42,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 19:36:42,623 INFO L471 AbstractCegarLoop]: Abstraction has 22 states and 25 transitions. [2024-11-10 19:36:42,623 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 4 states have internal predecessors, (8), 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) [2024-11-10 19:36:42,624 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2024-11-10 19:36:42,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-10 19:36:42,624 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 19:36:42,625 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] [2024-11-10 19:36:42,625 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 19:36:42,625 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-10 19:36:42,625 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 19:36:42,626 INFO L85 PathProgramCache]: Analyzing trace with hash 1243151852, now seen corresponding path program 1 times [2024-11-10 19:36:42,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 19:36:42,626 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1355109875] [2024-11-10 19:36:42,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:36:42,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 19:36:42,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:42,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-10 19:36:42,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:42,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 19:36:42,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:42,880 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-10 19:36:42,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 19:36:42,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1355109875] [2024-11-10 19:36:42,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1355109875] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 19:36:42,881 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 19:36:42,881 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 19:36:42,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345088047] [2024-11-10 19:36:42,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 19:36:42,882 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 19:36:42,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 19:36:42,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 19:36:42,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-10 19:36:42,883 INFO L87 Difference]: Start difference. First operand 22 states and 25 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), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-10 19:36:42,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 19:36:42,949 INFO L93 Difference]: Finished difference Result 38 states and 46 transitions. [2024-11-10 19:36:42,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 19:36:42,951 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), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 24 [2024-11-10 19:36:42,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 19:36:42,953 INFO L225 Difference]: With dead ends: 38 [2024-11-10 19:36:42,953 INFO L226 Difference]: Without dead ends: 36 [2024-11-10 19:36:42,953 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 [2024-11-10 19:36:42,954 INFO L432 NwaCegarLoop]: 18 mSDtfsCounter, 7 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 55 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 19:36:42,955 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 55 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 19:36:42,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2024-11-10 19:36:42,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 32. [2024-11-10 19:36:42,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 24 states have (on average 1.1666666666666667) internal successors, (28), 26 states have internal predecessors, (28), 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) [2024-11-10 19:36:42,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 38 transitions. [2024-11-10 19:36:42,964 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 38 transitions. Word has length 24 [2024-11-10 19:36:42,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 19:36:42,964 INFO L471 AbstractCegarLoop]: Abstraction has 32 states and 38 transitions. [2024-11-10 19:36:42,965 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), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-10 19:36:42,965 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2024-11-10 19:36:42,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-10 19:36:42,966 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 19:36:42,966 INFO L215 NwaCegarLoop]: trace histogram [4, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 19:36:42,966 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-10 19:36:42,966 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-10 19:36:42,967 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 19:36:42,967 INFO L85 PathProgramCache]: Analyzing trace with hash 2035909353, now seen corresponding path program 1 times [2024-11-10 19:36:42,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 19:36:42,967 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2114045127] [2024-11-10 19:36:42,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:36:42,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 19:36:42,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:43,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-10 19:36:43,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:43,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-10 19:36:43,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:43,114 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-10 19:36:43,114 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 19:36:43,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2114045127] [2024-11-10 19:36:43,115 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2114045127] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 19:36:43,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1179693126] [2024-11-10 19:36:43,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:36:43,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:36:43,115 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 19:36:43,117 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-10 19:36:43,118 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-10 19:36:43,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:43,174 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-10 19:36:43,181 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 19:36:43,290 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-10 19:36:43,291 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 19:36:43,452 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-10 19:36:43,453 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1179693126] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-10 19:36:43,453 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-10 19:36:43,453 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7, 7] total 15 [2024-11-10 19:36:43,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747272560] [2024-11-10 19:36:43,456 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-10 19:36:43,457 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-10 19:36:43,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 19:36:43,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-10 19:36:43,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2024-11-10 19:36:43,458 INFO L87 Difference]: Start difference. First operand 32 states and 38 transitions. Second operand has 15 states, 15 states have (on average 2.466666666666667) internal successors, (37), 15 states have internal predecessors, (37), 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) [2024-11-10 19:36:43,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 19:36:43,856 INFO L93 Difference]: Finished difference Result 98 states and 136 transitions. [2024-11-10 19:36:43,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-10 19:36:43,857 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 2.466666666666667) internal successors, (37), 15 states have internal predecessors, (37), 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 31 [2024-11-10 19:36:43,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 19:36:43,858 INFO L225 Difference]: With dead ends: 98 [2024-11-10 19:36:43,858 INFO L226 Difference]: Without dead ends: 70 [2024-11-10 19:36:43,860 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 56 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=111, Invalid=395, Unknown=0, NotChecked=0, Total=506 [2024-11-10 19:36:43,860 INFO L432 NwaCegarLoop]: 13 mSDtfsCounter, 121 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 193 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 107 SdHoareTripleChecker+Invalid, 238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-10 19:36:43,861 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 107 Invalid, 238 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 193 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-10 19:36:43,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2024-11-10 19:36:43,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 56. [2024-11-10 19:36:43,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 42 states have (on average 1.0952380952380953) internal successors, (46), 45 states have internal predecessors, (46), 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) [2024-11-10 19:36:43,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 71 transitions. [2024-11-10 19:36:43,876 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 71 transitions. Word has length 31 [2024-11-10 19:36:43,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 19:36:43,877 INFO L471 AbstractCegarLoop]: Abstraction has 56 states and 71 transitions. [2024-11-10 19:36:43,877 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 2.466666666666667) internal successors, (37), 15 states have internal predecessors, (37), 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) [2024-11-10 19:36:43,877 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 71 transitions. [2024-11-10 19:36:43,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-10 19:36:43,878 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 19:36:43,878 INFO L215 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 19:36:43,894 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-10 19:36:44,082 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:36:44,083 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-10 19:36:44,083 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 19:36:44,084 INFO L85 PathProgramCache]: Analyzing trace with hash 1370828746, now seen corresponding path program 2 times [2024-11-10 19:36:44,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 19:36:44,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66242453] [2024-11-10 19:36:44,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:36:44,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 19:36:44,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:44,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-10 19:36:44,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:44,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-10 19:36:44,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:44,176 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-10 19:36:44,176 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 19:36:44,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [66242453] [2024-11-10 19:36:44,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [66242453] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 19:36:44,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [555806854] [2024-11-10 19:36:44,176 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-10 19:36:44,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:36:44,177 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 19:36:44,178 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-10 19:36:44,180 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-10 19:36:44,209 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-10 19:36:44,209 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-10 19:36:44,210 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-10 19:36:44,211 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 19:36:44,254 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-10 19:36:44,254 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-10 19:36:44,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [555806854] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 19:36:44,255 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-10 19:36:44,255 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 8 [2024-11-10 19:36:44,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818138479] [2024-11-10 19:36:44,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 19:36:44,256 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 19:36:44,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 19:36:44,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 19:36:44,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-10 19:36:44,258 INFO L87 Difference]: Start difference. First operand 56 states and 71 transitions. Second operand has 5 states, 4 states have (on average 4.25) internal successors, (17), 5 states have internal predecessors, (17), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-10 19:36:44,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 19:36:44,288 INFO L93 Difference]: Finished difference Result 65 states and 81 transitions. [2024-11-10 19:36:44,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 19:36:44,288 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.25) internal successors, (17), 5 states have internal predecessors, (17), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 25 [2024-11-10 19:36:44,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 19:36:44,290 INFO L225 Difference]: With dead ends: 65 [2024-11-10 19:36:44,290 INFO L226 Difference]: Without dead ends: 64 [2024-11-10 19:36:44,290 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-10 19:36:44,290 INFO L432 NwaCegarLoop]: 18 mSDtfsCounter, 5 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 65 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 [2024-11-10 19:36:44,291 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 65 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 19:36:44,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2024-11-10 19:36:44,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 58. [2024-11-10 19:36:44,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 44 states have (on average 1.0909090909090908) internal successors, (48), 46 states have internal predecessors, (48), 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) [2024-11-10 19:36:44,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 73 transitions. [2024-11-10 19:36:44,301 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 73 transitions. Word has length 25 [2024-11-10 19:36:44,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 19:36:44,301 INFO L471 AbstractCegarLoop]: Abstraction has 58 states and 73 transitions. [2024-11-10 19:36:44,301 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.25) internal successors, (17), 5 states have internal predecessors, (17), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-10 19:36:44,301 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 73 transitions. [2024-11-10 19:36:44,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-10 19:36:44,302 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 19:36:44,302 INFO L215 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 19:36:44,316 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-10 19:36:44,503 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:36:44,503 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-10 19:36:44,504 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 19:36:44,504 INFO L85 PathProgramCache]: Analyzing trace with hash -453981860, now seen corresponding path program 1 times [2024-11-10 19:36:44,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 19:36:44,504 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485835927] [2024-11-10 19:36:44,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:36:44,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 19:36:44,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:44,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-10 19:36:44,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:44,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-10 19:36:44,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:44,576 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-10 19:36:44,576 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 19:36:44,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485835927] [2024-11-10 19:36:44,577 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485835927] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 19:36:44,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1990150602] [2024-11-10 19:36:44,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:36:44,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:36:44,577 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 19:36:44,579 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-10 19:36:44,580 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-10 19:36:44,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:44,613 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-10 19:36:44,614 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 19:36:44,653 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-10 19:36:44,653 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-10 19:36:44,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1990150602] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 19:36:44,653 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-10 19:36:44,654 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 9 [2024-11-10 19:36:44,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236336090] [2024-11-10 19:36:44,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 19:36:44,654 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-10 19:36:44,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 19:36:44,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-10 19:36:44,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2024-11-10 19:36:44,656 INFO L87 Difference]: Start difference. First operand 58 states and 73 transitions. Second operand has 6 states, 5 states have (on average 3.6) internal successors, (18), 6 states have internal predecessors, (18), 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) [2024-11-10 19:36:44,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 19:36:44,697 INFO L93 Difference]: Finished difference Result 89 states and 124 transitions. [2024-11-10 19:36:44,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-10 19:36:44,698 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.6) internal successors, (18), 6 states have internal predecessors, (18), 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 26 [2024-11-10 19:36:44,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 19:36:44,702 INFO L225 Difference]: With dead ends: 89 [2024-11-10 19:36:44,702 INFO L226 Difference]: Without dead ends: 88 [2024-11-10 19:36:44,702 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2024-11-10 19:36:44,703 INFO L432 NwaCegarLoop]: 18 mSDtfsCounter, 4 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 85 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 19:36:44,703 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 85 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 19:36:44,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2024-11-10 19:36:44,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 68. [2024-11-10 19:36:44,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 52 states have (on average 1.0769230769230769) internal successors, (56), 54 states have internal predecessors, (56), 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) [2024-11-10 19:36:44,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 91 transitions. [2024-11-10 19:36:44,722 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 91 transitions. Word has length 26 [2024-11-10 19:36:44,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 19:36:44,723 INFO L471 AbstractCegarLoop]: Abstraction has 68 states and 91 transitions. [2024-11-10 19:36:44,723 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.6) internal successors, (18), 6 states have internal predecessors, (18), 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) [2024-11-10 19:36:44,723 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 91 transitions. [2024-11-10 19:36:44,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-10 19:36:44,724 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 19:36:44,724 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, 1, 1, 1] [2024-11-10 19:36:44,736 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-10 19:36:44,925 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:36:44,925 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-10 19:36:44,925 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 19:36:44,925 INFO L85 PathProgramCache]: Analyzing trace with hash -2019814828, now seen corresponding path program 1 times [2024-11-10 19:36:44,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 19:36:44,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193587125] [2024-11-10 19:36:44,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:36:44,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 19:36:44,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:45,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-10 19:36:45,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:45,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:45,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:45,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:36:45,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:45,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-10 19:36:45,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:45,086 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-11-10 19:36:45,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 19:36:45,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193587125] [2024-11-10 19:36:45,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193587125] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 19:36:45,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [774800142] [2024-11-10 19:36:45,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:36:45,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:36:45,087 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 19:36:45,090 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-10 19:36:45,092 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-10 19:36:45,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:45,125 INFO L255 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-10 19:36:45,127 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 19:36:45,250 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2024-11-10 19:36:45,251 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 19:36:45,419 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-11-10 19:36:45,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [774800142] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-10 19:36:45,420 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-10 19:36:45,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 7] total 13 [2024-11-10 19:36:45,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942120325] [2024-11-10 19:36:45,420 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-10 19:36:45,421 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-10 19:36:45,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 19:36:45,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-10 19:36:45,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2024-11-10 19:36:45,421 INFO L87 Difference]: Start difference. First operand 68 states and 91 transitions. Second operand has 14 states, 13 states have (on average 3.3076923076923075) internal successors, (43), 14 states have internal predecessors, (43), 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) [2024-11-10 19:36:45,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 19:36:45,543 INFO L93 Difference]: Finished difference Result 141 states and 211 transitions. [2024-11-10 19:36:45,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-10 19:36:45,543 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 3.3076923076923075) internal successors, (43), 14 states have internal predecessors, (43), 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 47 [2024-11-10 19:36:45,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 19:36:45,549 INFO L225 Difference]: With dead ends: 141 [2024-11-10 19:36:45,549 INFO L226 Difference]: Without dead ends: 140 [2024-11-10 19:36:45,550 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 95 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2024-11-10 19:36:45,551 INFO L432 NwaCegarLoop]: 21 mSDtfsCounter, 19 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 19:36:45,551 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 133 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 19:36:45,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2024-11-10 19:36:45,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 105. [2024-11-10 19:36:45,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 83 states have (on average 1.072289156626506) internal successors, (89), 82 states have internal predecessors, (89), 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) [2024-11-10 19:36:45,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 166 transitions. [2024-11-10 19:36:45,579 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 166 transitions. Word has length 47 [2024-11-10 19:36:45,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 19:36:45,580 INFO L471 AbstractCegarLoop]: Abstraction has 105 states and 166 transitions. [2024-11-10 19:36:45,580 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 3.3076923076923075) internal successors, (43), 14 states have internal predecessors, (43), 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) [2024-11-10 19:36:45,580 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 166 transitions. [2024-11-10 19:36:45,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-10 19:36:45,584 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 19:36:45,585 INFO L215 NwaCegarLoop]: trace histogram [14, 11, 9, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 4, 2, 1, 1, 1, 1, 1] [2024-11-10 19:36:45,597 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-10 19:36:45,785 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:36:45,785 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-10 19:36:45,786 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 19:36:45,786 INFO L85 PathProgramCache]: Analyzing trace with hash -957659898, now seen corresponding path program 1 times [2024-11-10 19:36:45,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 19:36:45,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934616641] [2024-11-10 19:36:45,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:36:45,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 19:36:45,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:45,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-10 19:36:45,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:45,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:45,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:45,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:36:45,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:45,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 19:36:45,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:45,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:45,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:45,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:36:45,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:45,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 19:36:45,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:45,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:45,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:45,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:45,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:45,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-10 19:36:45,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:45,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 19:36:45,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:45,989 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 55 proven. 152 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-10 19:36:45,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 19:36:45,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934616641] [2024-11-10 19:36:45,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [934616641] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 19:36:45,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [958463341] [2024-11-10 19:36:45,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:36:45,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:36:45,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 19:36:45,991 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-10 19:36:45,996 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-10 19:36:46,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:46,052 INFO L255 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-10 19:36:46,055 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 19:36:46,137 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 299 proven. 68 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-11-10 19:36:46,137 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 19:36:46,378 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 69 proven. 199 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2024-11-10 19:36:46,378 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [958463341] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-10 19:36:46,378 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-10 19:36:46,378 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 10] total 15 [2024-11-10 19:36:46,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985927007] [2024-11-10 19:36:46,379 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-10 19:36:46,379 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-10 19:36:46,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 19:36:46,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-10 19:36:46,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2024-11-10 19:36:46,382 INFO L87 Difference]: Start difference. First operand 105 states and 166 transitions. Second operand has 15 states, 15 states have (on average 6.0) internal successors, (90), 15 states have internal predecessors, (90), 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) [2024-11-10 19:36:46,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 19:36:46,554 INFO L93 Difference]: Finished difference Result 241 states and 418 transitions. [2024-11-10 19:36:46,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-10 19:36:46,555 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 6.0) internal successors, (90), 15 states have internal predecessors, (90), 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 126 [2024-11-10 19:36:46,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 19:36:46,557 INFO L225 Difference]: With dead ends: 241 [2024-11-10 19:36:46,557 INFO L226 Difference]: Without dead ends: 140 [2024-11-10 19:36:46,576 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 290 GetRequests, 265 SyntacticMatches, 6 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=126, Invalid=294, Unknown=0, NotChecked=0, Total=420 [2024-11-10 19:36:46,577 INFO L432 NwaCegarLoop]: 17 mSDtfsCounter, 94 mSDsluCounter, 83 mSDsCounter, 0 mSdLazyCounter, 135 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 100 SdHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 19:36:46,577 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 100 Invalid, 171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 19:36:46,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2024-11-10 19:36:46,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 118. [2024-11-10 19:36:46,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 94 states have (on average 1.074468085106383) internal successors, (101), 92 states have internal predecessors, (101), 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) [2024-11-10 19:36:46,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 188 transitions. [2024-11-10 19:36:46,617 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 188 transitions. Word has length 126 [2024-11-10 19:36:46,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 19:36:46,618 INFO L471 AbstractCegarLoop]: Abstraction has 118 states and 188 transitions. [2024-11-10 19:36:46,618 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 6.0) internal successors, (90), 15 states have internal predecessors, (90), 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) [2024-11-10 19:36:46,618 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 188 transitions. [2024-11-10 19:36:46,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-10 19:36:46,620 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 19:36:46,620 INFO L215 NwaCegarLoop]: trace histogram [12, 10, 8, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 2, 1, 1, 1, 1, 1] [2024-11-10 19:36:46,641 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-10 19:36:46,821 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:36:46,821 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-10 19:36:46,822 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 19:36:46,822 INFO L85 PathProgramCache]: Analyzing trace with hash -1655420913, now seen corresponding path program 2 times [2024-11-10 19:36:46,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 19:36:46,822 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1264151006] [2024-11-10 19:36:46,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:36:46,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 19:36:46,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:46,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-10 19:36:46,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:46,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:46,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:46,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:46,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:46,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-10 19:36:46,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:46,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 19:36:46,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:46,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-10 19:36:46,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:46,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:46,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:46,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:46,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:46,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:36:46,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:46,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:36:46,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:46,990 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 30 proven. 93 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2024-11-10 19:36:46,990 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 19:36:46,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1264151006] [2024-11-10 19:36:46,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1264151006] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 19:36:46,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [56436259] [2024-11-10 19:36:46,991 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-10 19:36:46,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:36:46,991 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 19:36:46,993 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-10 19:36:46,994 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-10 19:36:47,045 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-10 19:36:47,045 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-10 19:36:47,046 INFO L255 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-10 19:36:47,049 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 19:36:47,143 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 4 proven. 94 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2024-11-10 19:36:47,143 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 19:36:47,479 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 4 proven. 94 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2024-11-10 19:36:47,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [56436259] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-10 19:36:47,479 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-10 19:36:47,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 12 [2024-11-10 19:36:47,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958994415] [2024-11-10 19:36:47,479 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-10 19:36:47,480 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-10 19:36:47,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 19:36:47,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-10 19:36:47,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-11-10 19:36:47,481 INFO L87 Difference]: Start difference. First operand 118 states and 188 transitions. Second operand has 12 states, 12 states have (on average 4.25) internal successors, (51), 12 states have internal predecessors, (51), 4 states have call successors, (6), 1 states have call predecessors, (6), 4 states have return successors, (9), 5 states have call predecessors, (9), 4 states have call successors, (9) [2024-11-10 19:36:47,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 19:36:47,586 INFO L93 Difference]: Finished difference Result 187 states and 308 transitions. [2024-11-10 19:36:47,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-10 19:36:47,587 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.25) internal successors, (51), 12 states have internal predecessors, (51), 4 states have call successors, (6), 1 states have call predecessors, (6), 4 states have return successors, (9), 5 states have call predecessors, (9), 4 states have call successors, (9) Word has length 112 [2024-11-10 19:36:47,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 19:36:47,588 INFO L225 Difference]: With dead ends: 187 [2024-11-10 19:36:47,588 INFO L226 Difference]: Without dead ends: 73 [2024-11-10 19:36:47,589 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 257 GetRequests, 233 SyntacticMatches, 8 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=72, Invalid=234, Unknown=0, NotChecked=0, Total=306 [2024-11-10 19:36:47,590 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 22 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 63 SdHoareTripleChecker+Invalid, 132 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 19:36:47,590 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 63 Invalid, 132 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 19:36:47,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2024-11-10 19:36:47,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 67. [2024-11-10 19:36:47,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 53 states have (on average 1.0754716981132075) internal successors, (57), 53 states have internal predecessors, (57), 7 states have call successors, (7), 3 states have call predecessors, (7), 6 states have return successors, (26), 10 states have call predecessors, (26), 6 states have call successors, (26) [2024-11-10 19:36:47,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 90 transitions. [2024-11-10 19:36:47,596 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 90 transitions. Word has length 112 [2024-11-10 19:36:47,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 19:36:47,596 INFO L471 AbstractCegarLoop]: Abstraction has 67 states and 90 transitions. [2024-11-10 19:36:47,596 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.25) internal successors, (51), 12 states have internal predecessors, (51), 4 states have call successors, (6), 1 states have call predecessors, (6), 4 states have return successors, (9), 5 states have call predecessors, (9), 4 states have call successors, (9) [2024-11-10 19:36:47,596 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 90 transitions. [2024-11-10 19:36:47,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-10 19:36:47,598 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 19:36:47,598 INFO L215 NwaCegarLoop]: trace histogram [13, 12, 10, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 3, 1, 1, 1, 1, 1] [2024-11-10 19:36:47,612 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-10 19:36:47,802 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:36:47,803 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-10 19:36:47,803 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 19:36:47,803 INFO L85 PathProgramCache]: Analyzing trace with hash -722467554, now seen corresponding path program 2 times [2024-11-10 19:36:47,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 19:36:47,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253897954] [2024-11-10 19:36:47,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:36:47,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 19:36:47,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:47,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-10 19:36:47,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:47,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:47,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:47,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:47,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:47,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:36:47,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:47,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:36:47,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:47,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-10 19:36:47,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:47,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:47,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:47,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:47,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:47,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:47,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:47,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:36:47,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:47,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:36:47,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:47,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:36:47,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:47,996 INFO L134 CoverageAnalysis]: Checked inductivity of 493 backedges. 54 proven. 140 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2024-11-10 19:36:47,996 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 19:36:47,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [253897954] [2024-11-10 19:36:47,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [253897954] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 19:36:47,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1912224794] [2024-11-10 19:36:47,997 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-10 19:36:47,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:36:47,997 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 19:36:48,002 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-10 19:36:48,003 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-10 19:36:48,053 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-10 19:36:48,053 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-10 19:36:48,054 INFO L255 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-10 19:36:48,056 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 19:36:48,100 INFO L134 CoverageAnalysis]: Checked inductivity of 493 backedges. 273 proven. 15 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-11-10 19:36:48,100 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 19:36:48,343 INFO L134 CoverageAnalysis]: Checked inductivity of 493 backedges. 55 proven. 174 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-10 19:36:48,343 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1912224794] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-10 19:36:48,343 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-10 19:36:48,343 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 9] total 14 [2024-11-10 19:36:48,343 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879435852] [2024-11-10 19:36:48,344 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-10 19:36:48,344 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-10 19:36:48,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 19:36:48,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-10 19:36:48,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2024-11-10 19:36:48,345 INFO L87 Difference]: Start difference. First operand 67 states and 90 transitions. Second operand has 14 states, 14 states have (on average 5.285714285714286) internal successors, (74), 14 states have internal predecessors, (74), 7 states have call successors, (12), 2 states have call predecessors, (12), 5 states have return successors, (13), 5 states have call predecessors, (13), 7 states have call successors, (13) [2024-11-10 19:36:48,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 19:36:48,409 INFO L93 Difference]: Finished difference Result 122 states and 170 transitions. [2024-11-10 19:36:48,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-10 19:36:48,410 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.285714285714286) internal successors, (74), 14 states have internal predecessors, (74), 7 states have call successors, (12), 2 states have call predecessors, (12), 5 states have return successors, (13), 5 states have call predecessors, (13), 7 states have call successors, (13) Word has length 129 [2024-11-10 19:36:48,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 19:36:48,411 INFO L225 Difference]: With dead ends: 122 [2024-11-10 19:36:48,411 INFO L226 Difference]: Without dead ends: 59 [2024-11-10 19:36:48,413 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 290 GetRequests, 273 SyntacticMatches, 4 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=68, Invalid=142, Unknown=0, NotChecked=0, Total=210 [2024-11-10 19:36:48,413 INFO L432 NwaCegarLoop]: 23 mSDtfsCounter, 31 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 75 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 19:36:48,413 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 75 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 19:36:48,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2024-11-10 19:36:48,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2024-11-10 19:36:48,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 47 states have (on average 1.0638297872340425) internal successors, (50), 46 states have internal predecessors, (50), 6 states have call successors, (6), 4 states have call predecessors, (6), 5 states have return successors, (14), 8 states have call predecessors, (14), 5 states have call successors, (14) [2024-11-10 19:36:48,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 70 transitions. [2024-11-10 19:36:48,419 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 70 transitions. Word has length 129 [2024-11-10 19:36:48,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 19:36:48,420 INFO L471 AbstractCegarLoop]: Abstraction has 59 states and 70 transitions. [2024-11-10 19:36:48,420 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.285714285714286) internal successors, (74), 14 states have internal predecessors, (74), 7 states have call successors, (12), 2 states have call predecessors, (12), 5 states have return successors, (13), 5 states have call predecessors, (13), 7 states have call successors, (13) [2024-11-10 19:36:48,420 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 70 transitions. [2024-11-10 19:36:48,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-10 19:36:48,421 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 19:36:48,422 INFO L215 NwaCegarLoop]: trace histogram [13, 12, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 2, 1, 1, 1, 1, 1] [2024-11-10 19:36:48,437 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-10 19:36:48,623 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:36:48,627 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-10 19:36:48,629 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 19:36:48,629 INFO L85 PathProgramCache]: Analyzing trace with hash 36296450, now seen corresponding path program 3 times [2024-11-10 19:36:48,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 19:36:48,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146753325] [2024-11-10 19:36:48,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:36:48,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 19:36:48,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:48,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-10 19:36:48,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:48,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:48,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:48,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:48,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:48,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:36:48,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:48,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:36:48,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:48,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-10 19:36:48,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:48,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:48,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:48,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:48,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:48,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:48,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:48,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:36:48,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:48,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:36:48,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:48,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:36:48,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:48,942 INFO L134 CoverageAnalysis]: Checked inductivity of 503 backedges. 114 proven. 198 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2024-11-10 19:36:48,942 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 19:36:48,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146753325] [2024-11-10 19:36:48,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1146753325] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 19:36:48,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1179212453] [2024-11-10 19:36:48,942 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-10 19:36:48,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:36:48,943 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 19:36:48,944 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-10 19:36:48,946 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-10 19:36:48,992 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2024-11-10 19:36:48,992 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-10 19:36:48,993 INFO L255 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-10 19:36:48,995 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 19:36:49,060 INFO L134 CoverageAnalysis]: Checked inductivity of 503 backedges. 205 proven. 21 refuted. 0 times theorem prover too weak. 277 trivial. 0 not checked. [2024-11-10 19:36:49,061 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 19:36:49,335 INFO L134 CoverageAnalysis]: Checked inductivity of 503 backedges. 205 proven. 22 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-10 19:36:49,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1179212453] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-10 19:36:49,335 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-10 19:36:49,335 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 8, 9] total 21 [2024-11-10 19:36:49,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644459582] [2024-11-10 19:36:49,335 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-10 19:36:49,336 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-11-10 19:36:49,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 19:36:49,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-11-10 19:36:49,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=316, Unknown=0, NotChecked=0, Total=420 [2024-11-10 19:36:49,337 INFO L87 Difference]: Start difference. First operand 59 states and 70 transitions. Second operand has 21 states, 21 states have (on average 4.761904761904762) internal successors, (100), 21 states have internal predecessors, (100), 10 states have call successors, (15), 1 states have call predecessors, (15), 8 states have return successors, (19), 14 states have call predecessors, (19), 10 states have call successors, (19) [2024-11-10 19:36:49,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 19:36:49,533 INFO L93 Difference]: Finished difference Result 131 states and 162 transitions. [2024-11-10 19:36:49,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-10 19:36:49,534 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 4.761904761904762) internal successors, (100), 21 states have internal predecessors, (100), 10 states have call successors, (15), 1 states have call predecessors, (15), 8 states have return successors, (19), 14 states have call predecessors, (19), 10 states have call successors, (19) Word has length 130 [2024-11-10 19:36:49,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 19:36:49,535 INFO L225 Difference]: With dead ends: 131 [2024-11-10 19:36:49,535 INFO L226 Difference]: Without dead ends: 78 [2024-11-10 19:36:49,535 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 305 GetRequests, 274 SyntacticMatches, 4 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 236 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=218, Invalid=594, Unknown=0, NotChecked=0, Total=812 [2024-11-10 19:36:49,536 INFO L432 NwaCegarLoop]: 31 mSDtfsCounter, 161 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 232 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 305 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 232 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 19:36:49,536 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [161 Valid, 125 Invalid, 305 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 232 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 19:36:49,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2024-11-10 19:36:49,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 68. [2024-11-10 19:36:49,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 55 states have (on average 1.0545454545454545) internal successors, (58), 53 states have internal predecessors, (58), 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) [2024-11-10 19:36:49,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 76 transitions. [2024-11-10 19:36:49,547 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 76 transitions. Word has length 130 [2024-11-10 19:36:49,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 19:36:49,547 INFO L471 AbstractCegarLoop]: Abstraction has 68 states and 76 transitions. [2024-11-10 19:36:49,547 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 4.761904761904762) internal successors, (100), 21 states have internal predecessors, (100), 10 states have call successors, (15), 1 states have call predecessors, (15), 8 states have return successors, (19), 14 states have call predecessors, (19), 10 states have call successors, (19) [2024-11-10 19:36:49,547 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 76 transitions. [2024-11-10 19:36:49,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-11-10 19:36:49,548 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 19:36:49,548 INFO L215 NwaCegarLoop]: trace histogram [19, 18, 15, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 6, 4, 1, 1, 1, 1, 1] [2024-11-10 19:36:49,562 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-10 19:36:49,748 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-11-10 19:36:49,749 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-10 19:36:49,750 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 19:36:49,750 INFO L85 PathProgramCache]: Analyzing trace with hash -2108666330, now seen corresponding path program 4 times [2024-11-10 19:36:49,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 19:36:49,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490532755] [2024-11-10 19:36:49,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:36:49,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 19:36:49,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:49,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-10 19:36:49,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:49,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:49,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:49,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:49,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:49,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:49,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:50,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:36:50,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:50,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:36:50,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:50,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:36:50,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:50,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:50,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:50,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:36:50,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:50,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-10 19:36:50,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:50,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:50,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:50,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:50,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:50,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:50,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:50,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:36:50,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:50,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:36:50,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:50,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:36:50,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:50,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:50,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:50,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:36:50,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:50,204 INFO L134 CoverageAnalysis]: Checked inductivity of 1141 backedges. 244 proven. 439 refuted. 0 times theorem prover too weak. 458 trivial. 0 not checked. [2024-11-10 19:36:50,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 19:36:50,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490532755] [2024-11-10 19:36:50,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1490532755] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 19:36:50,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [866046559] [2024-11-10 19:36:50,205 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-10 19:36:50,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:36:50,205 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 19:36:50,207 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-10 19:36:50,208 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-10 19:36:50,270 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-10 19:36:50,270 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-10 19:36:50,271 INFO L255 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-10 19:36:50,274 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 19:36:50,412 INFO L134 CoverageAnalysis]: Checked inductivity of 1141 backedges. 243 proven. 505 refuted. 0 times theorem prover too weak. 393 trivial. 0 not checked. [2024-11-10 19:36:50,412 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 19:36:51,246 INFO L134 CoverageAnalysis]: Checked inductivity of 1141 backedges. 243 proven. 544 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2024-11-10 19:36:51,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [866046559] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-10 19:36:51,247 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-10 19:36:51,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 13, 19] total 29 [2024-11-10 19:36:51,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110059788] [2024-11-10 19:36:51,247 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-10 19:36:51,248 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-11-10 19:36:51,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 19:36:51,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-10 19:36:51,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=210, Invalid=602, Unknown=0, NotChecked=0, Total=812 [2024-11-10 19:36:51,249 INFO L87 Difference]: Start difference. First operand 68 states and 76 transitions. Second operand has 29 states, 29 states have (on average 5.172413793103448) internal successors, (150), 29 states have internal predecessors, (150), 23 states have call successors, (26), 1 states have call predecessors, (26), 9 states have return successors, (34), 15 states have call predecessors, (34), 23 states have call successors, (34) [2024-11-10 19:36:51,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 19:36:51,505 INFO L93 Difference]: Finished difference Result 163 states and 195 transitions. [2024-11-10 19:36:51,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-10 19:36:51,505 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 5.172413793103448) internal successors, (150), 29 states have internal predecessors, (150), 23 states have call successors, (26), 1 states have call predecessors, (26), 9 states have return successors, (34), 15 states have call predecessors, (34), 23 states have call successors, (34) Word has length 191 [2024-11-10 19:36:51,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 19:36:51,506 INFO L225 Difference]: With dead ends: 163 [2024-11-10 19:36:51,506 INFO L226 Difference]: Without dead ends: 101 [2024-11-10 19:36:51,507 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 447 GetRequests, 399 SyntacticMatches, 9 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 585 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=453, Invalid=1187, Unknown=0, NotChecked=0, Total=1640 [2024-11-10 19:36:51,508 INFO L432 NwaCegarLoop]: 31 mSDtfsCounter, 144 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 266 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 150 SdHoareTripleChecker+Invalid, 336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-10 19:36:51,508 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 150 Invalid, 336 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 266 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-10 19:36:51,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2024-11-10 19:36:51,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 87. [2024-11-10 19:36:51,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 71 states have (on average 1.0704225352112675) internal successors, (76), 68 states have internal predecessors, (76), 9 states have call successors, (9), 8 states have call predecessors, (9), 6 states have return successors, (17), 10 states have call predecessors, (17), 8 states have call successors, (17) [2024-11-10 19:36:51,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 102 transitions. [2024-11-10 19:36:51,515 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 102 transitions. Word has length 191 [2024-11-10 19:36:51,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 19:36:51,516 INFO L471 AbstractCegarLoop]: Abstraction has 87 states and 102 transitions. [2024-11-10 19:36:51,516 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 5.172413793103448) internal successors, (150), 29 states have internal predecessors, (150), 23 states have call successors, (26), 1 states have call predecessors, (26), 9 states have return successors, (34), 15 states have call predecessors, (34), 23 states have call successors, (34) [2024-11-10 19:36:51,516 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 102 transitions. [2024-11-10 19:36:51,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-10 19:36:51,517 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 19:36:51,517 INFO L215 NwaCegarLoop]: trace histogram [14, 12, 11, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 3, 1, 1, 1, 1, 1] [2024-11-10 19:36:51,531 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-10 19:36:51,717 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:36:51,718 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-10 19:36:51,718 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 19:36:51,718 INFO L85 PathProgramCache]: Analyzing trace with hash 1573240341, now seen corresponding path program 5 times [2024-11-10 19:36:51,718 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 19:36:51,718 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243712200] [2024-11-10 19:36:51,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:36:51,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 19:36:51,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:51,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-10 19:36:51,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:51,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:51,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:51,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:51,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:51,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:51,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:51,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:36:51,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:51,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:36:51,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:51,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:36:51,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:51,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:51,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:51,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:36:51,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:51,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-10 19:36:51,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:51,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:51,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:51,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:36:51,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:51,913 INFO L134 CoverageAnalysis]: Checked inductivity of 547 backedges. 226 proven. 70 refuted. 0 times theorem prover too weak. 251 trivial. 0 not checked. [2024-11-10 19:36:51,913 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 19:36:51,913 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243712200] [2024-11-10 19:36:51,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [243712200] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 19:36:51,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1237567549] [2024-11-10 19:36:51,914 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-10 19:36:51,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:36:51,914 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 19:36:51,915 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-10 19:36:51,916 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-10 19:36:51,971 INFO L227 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2024-11-10 19:36:51,971 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-10 19:36:51,972 INFO L255 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-10 19:36:51,974 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 19:36:52,049 INFO L134 CoverageAnalysis]: Checked inductivity of 547 backedges. 188 proven. 140 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2024-11-10 19:36:52,049 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 19:36:52,399 INFO L134 CoverageAnalysis]: Checked inductivity of 547 backedges. 192 proven. 145 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2024-11-10 19:36:52,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1237567549] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-10 19:36:52,399 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-10 19:36:52,400 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10, 13] total 20 [2024-11-10 19:36:52,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866364823] [2024-11-10 19:36:52,400 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-10 19:36:52,400 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-10 19:36:52,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 19:36:52,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-10 19:36:52,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=283, Unknown=0, NotChecked=0, Total=380 [2024-11-10 19:36:52,401 INFO L87 Difference]: Start difference. First operand 87 states and 102 transitions. Second operand has 20 states, 20 states have (on average 5.5) internal successors, (110), 20 states have internal predecessors, (110), 12 states have call successors, (18), 1 states have call predecessors, (18), 7 states have return successors, (20), 12 states have call predecessors, (20), 12 states have call successors, (20) [2024-11-10 19:36:52,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 19:36:52,539 INFO L93 Difference]: Finished difference Result 171 states and 211 transitions. [2024-11-10 19:36:52,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-10 19:36:52,540 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 5.5) internal successors, (110), 20 states have internal predecessors, (110), 12 states have call successors, (18), 1 states have call predecessors, (18), 7 states have return successors, (20), 12 states have call predecessors, (20), 12 states have call successors, (20) Word has length 135 [2024-11-10 19:36:52,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 19:36:52,541 INFO L225 Difference]: With dead ends: 171 [2024-11-10 19:36:52,541 INFO L226 Difference]: Without dead ends: 90 [2024-11-10 19:36:52,542 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 309 GetRequests, 279 SyntacticMatches, 6 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 185 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=185, Invalid=465, Unknown=0, NotChecked=0, Total=650 [2024-11-10 19:36:52,542 INFO L432 NwaCegarLoop]: 38 mSDtfsCounter, 57 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 225 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 132 SdHoareTripleChecker+Invalid, 258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 225 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 19:36:52,542 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 132 Invalid, 258 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 225 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 19:36:52,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2024-11-10 19:36:52,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 87. [2024-11-10 19:36:52,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 70 states have (on average 1.042857142857143) internal successors, (73), 69 states have internal predecessors, (73), 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) [2024-11-10 19:36:52,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 101 transitions. [2024-11-10 19:36:52,548 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 101 transitions. Word has length 135 [2024-11-10 19:36:52,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 19:36:52,548 INFO L471 AbstractCegarLoop]: Abstraction has 87 states and 101 transitions. [2024-11-10 19:36:52,548 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 5.5) internal successors, (110), 20 states have internal predecessors, (110), 12 states have call successors, (18), 1 states have call predecessors, (18), 7 states have return successors, (20), 12 states have call predecessors, (20), 12 states have call successors, (20) [2024-11-10 19:36:52,548 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 101 transitions. [2024-11-10 19:36:52,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-10 19:36:52,549 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 19:36:52,549 INFO L215 NwaCegarLoop]: trace histogram [15, 14, 12, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 5, 3, 1, 1, 1, 1, 1] [2024-11-10 19:36:52,563 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-10 19:36:52,750 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-11-10 19:36:52,750 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-10 19:36:52,750 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 19:36:52,750 INFO L85 PathProgramCache]: Analyzing trace with hash 72368940, now seen corresponding path program 6 times [2024-11-10 19:36:52,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 19:36:52,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012966430] [2024-11-10 19:36:52,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:36:52,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 19:36:52,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:52,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-10 19:36:52,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:53,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:53,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:53,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:53,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:53,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:53,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:53,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:36:53,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:53,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:36:53,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:53,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:36:53,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:53,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:53,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:53,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:36:53,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:53,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-10 19:36:53,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:53,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:53,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:53,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:53,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:53,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:36:53,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:53,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:36:53,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:53,178 INFO L134 CoverageAnalysis]: Checked inductivity of 683 backedges. 82 proven. 142 refuted. 0 times theorem prover too weak. 459 trivial. 0 not checked. [2024-11-10 19:36:53,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 19:36:53,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012966430] [2024-11-10 19:36:53,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1012966430] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 19:36:53,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1809087484] [2024-11-10 19:36:53,179 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-10 19:36:53,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:36:53,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 19:36:53,181 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-10 19:36:53,182 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-10 19:36:53,253 INFO L227 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 12 check-sat command(s) [2024-11-10 19:36:53,254 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-10 19:36:53,255 INFO L255 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-10 19:36:53,257 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 19:36:53,407 INFO L134 CoverageAnalysis]: Checked inductivity of 683 backedges. 82 proven. 142 refuted. 0 times theorem prover too weak. 459 trivial. 0 not checked. [2024-11-10 19:36:53,408 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 19:36:54,354 INFO L134 CoverageAnalysis]: Checked inductivity of 683 backedges. 152 proven. 134 refuted. 0 times theorem prover too weak. 397 trivial. 0 not checked. [2024-11-10 19:36:54,354 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1809087484] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-10 19:36:54,354 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-10 19:36:54,354 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 17] total 26 [2024-11-10 19:36:54,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807265476] [2024-11-10 19:36:54,356 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-10 19:36:54,357 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-11-10 19:36:54,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 19:36:54,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-11-10 19:36:54,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=168, Invalid=534, Unknown=0, NotChecked=0, Total=702 [2024-11-10 19:36:54,358 INFO L87 Difference]: Start difference. First operand 87 states and 101 transitions. Second operand has 27 states, 26 states have (on average 3.1153846153846154) internal successors, (81), 27 states have internal predecessors, (81), 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) [2024-11-10 19:36:54,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 19:36:54,482 INFO L93 Difference]: Finished difference Result 122 states and 155 transitions. [2024-11-10 19:36:54,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-10 19:36:54,482 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 3.1153846153846154) internal successors, (81), 27 states have internal predecessors, (81), 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 150 [2024-11-10 19:36:54,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 19:36:54,484 INFO L225 Difference]: With dead ends: 122 [2024-11-10 19:36:54,485 INFO L226 Difference]: Without dead ends: 121 [2024-11-10 19:36:54,485 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 358 GetRequests, 314 SyntacticMatches, 16 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 572 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=200, Invalid=670, Unknown=0, NotChecked=0, Total=870 [2024-11-10 19:36:54,486 INFO L432 NwaCegarLoop]: 18 mSDtfsCounter, 11 mSDsluCounter, 148 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 166 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 19:36:54,486 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 166 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 19:36:54,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2024-11-10 19:36:54,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 110. [2024-11-10 19:36:54,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 89 states have (on average 1.0337078651685394) internal successors, (92), 87 states have internal predecessors, (92), 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) [2024-11-10 19:36:54,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 138 transitions. [2024-11-10 19:36:54,495 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 138 transitions. Word has length 150 [2024-11-10 19:36:54,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 19:36:54,496 INFO L471 AbstractCegarLoop]: Abstraction has 110 states and 138 transitions. [2024-11-10 19:36:54,496 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 3.1153846153846154) internal successors, (81), 27 states have internal predecessors, (81), 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) [2024-11-10 19:36:54,496 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 138 transitions. [2024-11-10 19:36:54,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2024-11-10 19:36:54,500 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 19:36:54,500 INFO L215 NwaCegarLoop]: trace histogram [32, 30, 26, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 10, 6, 1, 1, 1, 1, 1] [2024-11-10 19:36:54,514 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-11-10 19:36:54,704 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-11-10 19:36:54,705 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-10 19:36:54,705 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 19:36:54,705 INFO L85 PathProgramCache]: Analyzing trace with hash -486912975, now seen corresponding path program 7 times [2024-11-10 19:36:54,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 19:36:54,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375424147] [2024-11-10 19:36:54,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:36:54,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 19:36:54,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:54,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-10 19:36:54,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:54,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:54,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:55,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:55,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:55,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:55,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:55,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:55,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:55,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:36:55,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:55,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:36:55,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:55,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:36:55,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:55,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:55,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:55,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:36:55,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:55,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 19:36:55,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:55,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:55,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:55,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:55,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:55,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:36:55,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:55,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:36:55,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:55,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-10 19:36:55,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:55,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:55,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:55,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:55,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:55,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:55,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:55,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:55,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:55,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:36:55,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:55,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:36:55,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:55,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:36:55,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:55,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:55,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:55,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:36:55,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:55,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 19:36:55,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:55,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:55,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:55,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:55,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:55,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:36:55,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:55,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:36:55,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:55,327 INFO L134 CoverageAnalysis]: Checked inductivity of 3373 backedges. 572 proven. 1044 refuted. 0 times theorem prover too weak. 1757 trivial. 0 not checked. [2024-11-10 19:36:55,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 19:36:55,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [375424147] [2024-11-10 19:36:55,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [375424147] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 19:36:55,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [111615102] [2024-11-10 19:36:55,327 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-10 19:36:55,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:36:55,328 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 19:36:55,329 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-10 19:36:55,343 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-10 19:36:55,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:55,443 INFO L255 TraceCheckSpWp]: Trace formula consists of 586 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-10 19:36:55,446 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 19:36:55,591 INFO L134 CoverageAnalysis]: Checked inductivity of 3373 backedges. 639 proven. 1231 refuted. 0 times theorem prover too weak. 1503 trivial. 0 not checked. [2024-11-10 19:36:55,592 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 19:36:56,775 INFO L134 CoverageAnalysis]: Checked inductivity of 3373 backedges. 639 proven. 1303 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-11-10 19:36:56,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [111615102] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-10 19:36:56,775 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-10 19:36:56,775 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 15, 23] total 33 [2024-11-10 19:36:56,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273104340] [2024-11-10 19:36:56,775 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-10 19:36:56,776 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-11-10 19:36:56,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 19:36:56,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-11-10 19:36:56,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=257, Invalid=799, Unknown=0, NotChecked=0, Total=1056 [2024-11-10 19:36:56,778 INFO L87 Difference]: Start difference. First operand 110 states and 138 transitions. Second operand has 33 states, 33 states have (on average 5.424242424242424) internal successors, (179), 33 states have internal predecessors, (179), 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) [2024-11-10 19:36:57,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 19:36:57,130 INFO L93 Difference]: Finished difference Result 256 states and 345 transitions. [2024-11-10 19:36:57,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-10 19:36:57,130 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 33 states have (on average 5.424242424242424) internal successors, (179), 33 states have internal predecessors, (179), 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 321 [2024-11-10 19:36:57,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 19:36:57,132 INFO L225 Difference]: With dead ends: 256 [2024-11-10 19:36:57,133 INFO L226 Difference]: Without dead ends: 152 [2024-11-10 19:36:57,136 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 737 GetRequests, 678 SyntacticMatches, 11 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 900 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=646, Invalid=1804, Unknown=0, NotChecked=0, Total=2450 [2024-11-10 19:36:57,136 INFO L432 NwaCegarLoop]: 40 mSDtfsCounter, 233 mSDsluCounter, 159 mSDsCounter, 0 mSdLazyCounter, 379 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 237 SdHoareTripleChecker+Valid, 199 SdHoareTripleChecker+Invalid, 502 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-10 19:36:57,136 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [237 Valid, 199 Invalid, 502 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 379 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-10 19:36:57,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2024-11-10 19:36:57,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 138. [2024-11-10 19:36:57,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 113 states have (on average 1.0442477876106195) internal successors, (118), 109 states have internal predecessors, (118), 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) [2024-11-10 19:36:57,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 170 transitions. [2024-11-10 19:36:57,146 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 170 transitions. Word has length 321 [2024-11-10 19:36:57,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 19:36:57,147 INFO L471 AbstractCegarLoop]: Abstraction has 138 states and 170 transitions. [2024-11-10 19:36:57,147 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 5.424242424242424) internal successors, (179), 33 states have internal predecessors, (179), 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) [2024-11-10 19:36:57,147 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 170 transitions. [2024-11-10 19:36:57,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2024-11-10 19:36:57,150 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 19:36:57,150 INFO L215 NwaCegarLoop]: trace histogram [31, 30, 25, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 10, 6, 1, 1, 1, 1, 1] [2024-11-10 19:36:57,165 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-11-10 19:36:57,351 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-11-10 19:36:57,351 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-10 19:36:57,351 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 19:36:57,352 INFO L85 PathProgramCache]: Analyzing trace with hash -151478274, now seen corresponding path program 8 times [2024-11-10 19:36:57,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 19:36:57,352 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103950623] [2024-11-10 19:36:57,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:36:57,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 19:36:57,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:57,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-10 19:36:57,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:57,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:57,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:57,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:57,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:57,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:57,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:57,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:57,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:57,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:57,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:57,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:36:57,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:57,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:36:57,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:57,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:36:57,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:57,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:57,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:57,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:36:57,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:57,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 19:36:57,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:57,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:57,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:57,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:57,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:57,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:36:57,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:57,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:36:57,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:57,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-10 19:36:57,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:57,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:57,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:57,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:57,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:57,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:36:57,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:57,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:36:57,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:57,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-10 19:36:57,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:57,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:57,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:57,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:57,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:57,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:57,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:57,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:36:57,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:57,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:36:57,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:57,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:36:57,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:57,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:36:57,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:57,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:36:57,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:36:57,847 INFO L134 CoverageAnalysis]: Checked inductivity of 3241 backedges. 623 proven. 771 refuted. 0 times theorem prover too weak. 1847 trivial. 0 not checked. [2024-11-10 19:36:57,847 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 19:36:57,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103950623] [2024-11-10 19:36:57,847 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [103950623] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 19:36:57,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2131603221] [2024-11-10 19:36:57,847 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-10 19:36:57,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:36:57,848 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 19:36:57,849 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-10 19:36:57,850 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-10 19:36:57,966 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-10 19:36:57,966 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-10 19:36:57,968 INFO L255 TraceCheckSpWp]: Trace formula consists of 576 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-10 19:36:57,972 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 19:36:58,111 INFO L134 CoverageAnalysis]: Checked inductivity of 3241 backedges. 1848 proven. 501 refuted. 0 times theorem prover too weak. 892 trivial. 0 not checked. [2024-11-10 19:36:58,112 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 19:36:59,209 INFO L134 CoverageAnalysis]: Checked inductivity of 3241 backedges. 542 proven. 1146 refuted. 0 times theorem prover too weak. 1553 trivial. 0 not checked. [2024-11-10 19:36:59,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2131603221] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-10 19:36:59,209 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-10 19:36:59,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 13, 19] total 27 [2024-11-10 19:36:59,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876753353] [2024-11-10 19:36:59,209 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-10 19:36:59,210 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-11-10 19:36:59,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 19:36:59,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-11-10 19:36:59,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=176, Invalid=526, Unknown=0, NotChecked=0, Total=702 [2024-11-10 19:36:59,211 INFO L87 Difference]: Start difference. First operand 138 states and 170 transitions. Second operand has 27 states, 27 states have (on average 5.925925925925926) internal successors, (160), 27 states have internal predecessors, (160), 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) [2024-11-10 19:36:59,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 19:36:59,441 INFO L93 Difference]: Finished difference Result 256 states and 329 transitions. [2024-11-10 19:36:59,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-10 19:36:59,442 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 5.925925925925926) internal successors, (160), 27 states have internal predecessors, (160), 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 315 [2024-11-10 19:36:59,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 19:36:59,443 INFO L225 Difference]: With dead ends: 256 [2024-11-10 19:36:59,444 INFO L226 Difference]: Without dead ends: 124 [2024-11-10 19:36:59,445 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 712 GetRequests, 670 SyntacticMatches, 9 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 437 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=332, Invalid=858, Unknown=0, NotChecked=0, Total=1190 [2024-11-10 19:36:59,445 INFO L432 NwaCegarLoop]: 46 mSDtfsCounter, 78 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 343 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 199 SdHoareTripleChecker+Invalid, 381 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 343 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-10 19:36:59,445 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 199 Invalid, 381 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 343 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-10 19:36:59,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2024-11-10 19:36:59,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 112. [2024-11-10 19:36:59,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 91 states have (on average 1.032967032967033) internal successors, (94), 89 states have internal predecessors, (94), 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) [2024-11-10 19:36:59,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 133 transitions. [2024-11-10 19:36:59,453 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 133 transitions. Word has length 315 [2024-11-10 19:36:59,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 19:36:59,453 INFO L471 AbstractCegarLoop]: Abstraction has 112 states and 133 transitions. [2024-11-10 19:36:59,453 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 5.925925925925926) internal successors, (160), 27 states have internal predecessors, (160), 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) [2024-11-10 19:36:59,453 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 133 transitions. [2024-11-10 19:36:59,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 631 [2024-11-10 19:36:59,457 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 19:36:59,457 INFO L215 NwaCegarLoop]: trace histogram [63, 59, 51, 32, 32, 32, 32, 30, 30, 30, 30, 30, 29, 29, 29, 28, 28, 19, 12, 1, 1, 1, 1, 1] [2024-11-10 19:36:59,473 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-11-10 19:36:59,659 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-11-10 19:36:59,660 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-10 19:36:59,660 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 19:36:59,660 INFO L85 PathProgramCache]: Analyzing trace with hash 827675947, now seen corresponding path program 9 times [2024-11-10 19:36:59,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 19:36:59,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166138910] [2024-11-10 19:36:59,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:36:59,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 19:36:59,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-10 19:37:00,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:00,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:00,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:00,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:00,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:00,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:00,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:00,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:00,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:00,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:00,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 19:37:00,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:00,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:00,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:00,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:00,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-10 19:37:00,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:00,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:00,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:00,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:00,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:00,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:00,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:00,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:00,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-10 19:37:00,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:00,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:00,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:00,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:00,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:00,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:00,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:00,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:00,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:00,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:00,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 19:37:00,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:00,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:00,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:00,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:00,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-10 19:37:00,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:00,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:00,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:00,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:00,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:00,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:00,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:00,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:00,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2024-11-10 19:37:00,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:00,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:00,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:00,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:00,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:00,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:00,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:00,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:00,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:00,525 INFO L134 CoverageAnalysis]: Checked inductivity of 13427 backedges. 1063 proven. 3071 refuted. 0 times theorem prover too weak. 9293 trivial. 0 not checked. [2024-11-10 19:37:00,525 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 19:37:00,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166138910] [2024-11-10 19:37:00,526 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [166138910] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 19:37:00,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1166998358] [2024-11-10 19:37:00,526 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-10 19:37:00,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:37:00,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 19:37:00,528 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-10 19:37:00,529 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-11-10 19:37:00,689 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 23 check-sat command(s) [2024-11-10 19:37:00,689 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-10 19:37:00,692 INFO L255 TraceCheckSpWp]: Trace formula consists of 638 conjuncts, 69 conjuncts are in the unsatisfiable core [2024-11-10 19:37:00,698 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 19:37:01,179 INFO L134 CoverageAnalysis]: Checked inductivity of 13427 backedges. 4014 proven. 850 refuted. 0 times theorem prover too weak. 8563 trivial. 0 not checked. [2024-11-10 19:37:01,181 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 19:37:06,209 INFO L134 CoverageAnalysis]: Checked inductivity of 13427 backedges. 4280 proven. 782 refuted. 0 times theorem prover too weak. 8365 trivial. 0 not checked. [2024-11-10 19:37:06,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1166998358] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-10 19:37:06,210 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-10 19:37:06,210 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 18, 26] total 57 [2024-11-10 19:37:06,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662825316] [2024-11-10 19:37:06,210 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-10 19:37:06,211 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 57 states [2024-11-10 19:37:06,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 19:37:06,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2024-11-10 19:37:06,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=423, Invalid=2769, Unknown=0, NotChecked=0, Total=3192 [2024-11-10 19:37:06,213 INFO L87 Difference]: Start difference. First operand 112 states and 133 transitions. Second operand has 57 states, 57 states have (on average 3.56140350877193) internal successors, (203), 57 states have internal predecessors, (203), 22 states have call successors, (26), 4 states have call predecessors, (26), 19 states have return successors, (42), 41 states have call predecessors, (42), 19 states have call successors, (42) [2024-11-10 19:37:07,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 19:37:07,193 INFO L93 Difference]: Finished difference Result 343 states and 485 transitions. [2024-11-10 19:37:07,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-11-10 19:37:07,194 INFO L78 Accepts]: Start accepts. Automaton has has 57 states, 57 states have (on average 3.56140350877193) internal successors, (203), 57 states have internal predecessors, (203), 22 states have call successors, (26), 4 states have call predecessors, (26), 19 states have return successors, (42), 41 states have call predecessors, (42), 19 states have call successors, (42) Word has length 630 [2024-11-10 19:37:07,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 19:37:07,197 INFO L225 Difference]: With dead ends: 343 [2024-11-10 19:37:07,198 INFO L226 Difference]: Without dead ends: 237 [2024-11-10 19:37:07,202 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1454 GetRequests, 1307 SyntacticMatches, 39 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5331 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=1781, Invalid=10209, Unknown=0, NotChecked=0, Total=11990 [2024-11-10 19:37:07,202 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 408 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 568 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 409 SdHoareTripleChecker+Valid, 100 SdHoareTripleChecker+Invalid, 688 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 568 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-10 19:37:07,202 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [409 Valid, 100 Invalid, 688 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 568 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-10 19:37:07,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2024-11-10 19:37:07,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 206. [2024-11-10 19:37:07,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 206 states, 168 states have (on average 1.0297619047619047) internal successors, (173), 164 states have internal predecessors, (173), 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) [2024-11-10 19:37:07,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 286 transitions. [2024-11-10 19:37:07,215 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 286 transitions. Word has length 630 [2024-11-10 19:37:07,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 19:37:07,216 INFO L471 AbstractCegarLoop]: Abstraction has 206 states and 286 transitions. [2024-11-10 19:37:07,217 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 57 states, 57 states have (on average 3.56140350877193) internal successors, (203), 57 states have internal predecessors, (203), 22 states have call successors, (26), 4 states have call predecessors, (26), 19 states have return successors, (42), 41 states have call predecessors, (42), 19 states have call successors, (42) [2024-11-10 19:37:07,217 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 286 transitions. [2024-11-10 19:37:07,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1441 [2024-11-10 19:37:07,227 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 19:37:07,227 INFO L215 NwaCegarLoop]: trace histogram [142, 137, 115, 72, 72, 72, 72, 69, 69, 69, 69, 69, 68, 68, 68, 67, 67, 43, 27, 1, 1, 1, 1, 1] [2024-11-10 19:37:07,241 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-11-10 19:37:07,428 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:37:07,429 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-10 19:37:07,429 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 19:37:07,429 INFO L85 PathProgramCache]: Analyzing trace with hash 1277956734, now seen corresponding path program 10 times [2024-11-10 19:37:07,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 19:37:07,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26532428] [2024-11-10 19:37:07,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:37:07,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 19:37:07,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-10 19:37:08,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:08,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:08,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:08,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:08,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:08,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:08,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:08,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:08,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:08,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:08,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:08,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 19:37:08,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:08,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:08,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:08,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:08,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-10 19:37:08,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:08,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:08,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:08,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:08,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:08,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:08,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:08,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:08,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 19:37:08,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:08,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:08,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:08,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:08,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:08,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:08,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:08,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:08,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:08,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:08,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 19:37:08,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:09,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:09,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2024-11-10 19:37:09,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:09,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:09,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:09,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:09,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 19:37:09,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:09,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:09,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-10 19:37:09,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:09,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:09,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:09,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:09,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 19:37:09,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:09,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:09,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:09,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:09,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 19:37:09,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:09,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:09,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 875 [2024-11-10 19:37:09,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:09,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:09,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:09,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:09,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 19:37:09,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:09,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:09,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-10 19:37:09,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:09,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:09,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:09,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:09,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 19:37:09,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:09,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:09,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:09,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:09,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-11-10 19:37:09,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:09,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:09,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:09,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:09,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2024-11-10 19:37:09,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:09,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:09,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:09,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:09,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:09,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:09,582 INFO L134 CoverageAnalysis]: Checked inductivity of 71306 backedges. 2555 proven. 11052 refuted. 0 times theorem prover too weak. 57699 trivial. 0 not checked. [2024-11-10 19:37:09,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 19:37:09,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26532428] [2024-11-10 19:37:09,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [26532428] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 19:37:09,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1454339732] [2024-11-10 19:37:09,583 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-10 19:37:09,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:37:09,583 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 19:37:09,584 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-10 19:37:09,586 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-11-10 19:37:09,901 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-10 19:37:09,902 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-10 19:37:09,906 INFO L255 TraceCheckSpWp]: Trace formula consists of 1839 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-10 19:37:09,924 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 19:37:10,111 INFO L134 CoverageAnalysis]: Checked inductivity of 71306 backedges. 36876 proven. 5741 refuted. 0 times theorem prover too weak. 28689 trivial. 0 not checked. [2024-11-10 19:37:10,112 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 19:37:12,854 INFO L134 CoverageAnalysis]: Checked inductivity of 71306 backedges. 2850 proven. 12036 refuted. 0 times theorem prover too weak. 56420 trivial. 0 not checked. [2024-11-10 19:37:12,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1454339732] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-10 19:37:12,854 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-10 19:37:12,855 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 19, 28] total 41 [2024-11-10 19:37:12,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828407813] [2024-11-10 19:37:12,855 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-10 19:37:12,856 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2024-11-10 19:37:12,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 19:37:12,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2024-11-10 19:37:12,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=384, Invalid=1256, Unknown=0, NotChecked=0, Total=1640 [2024-11-10 19:37:12,858 INFO L87 Difference]: Start difference. First operand 206 states and 286 transitions. Second operand has 41 states, 41 states have (on average 5.7317073170731705) internal successors, (235), 41 states have internal predecessors, (235), 37 states have call successors, (43), 5 states have call predecessors, (43), 13 states have return successors, (54), 22 states have call predecessors, (54), 34 states have call successors, (54) [2024-11-10 19:37:13,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 19:37:13,281 INFO L93 Difference]: Finished difference Result 467 states and 714 transitions. [2024-11-10 19:37:13,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-10 19:37:13,282 INFO L78 Accepts]: Start accepts. Automaton has has 41 states, 41 states have (on average 5.7317073170731705) internal successors, (235), 41 states have internal predecessors, (235), 37 states have call successors, (43), 5 states have call predecessors, (43), 13 states have return successors, (54), 22 states have call predecessors, (54), 34 states have call successors, (54) Word has length 1440 [2024-11-10 19:37:13,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 19:37:13,284 INFO L225 Difference]: With dead ends: 467 [2024-11-10 19:37:13,284 INFO L226 Difference]: Without dead ends: 267 [2024-11-10 19:37:13,287 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3211 GetRequests, 3127 SyntacticMatches, 18 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1699 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=1202, Invalid=3354, Unknown=0, NotChecked=0, Total=4556 [2024-11-10 19:37:13,287 INFO L432 NwaCegarLoop]: 31 mSDtfsCounter, 370 mSDsluCounter, 188 mSDsCounter, 0 mSdLazyCounter, 362 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 373 SdHoareTripleChecker+Valid, 219 SdHoareTripleChecker+Invalid, 524 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 362 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-10 19:37:13,287 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [373 Valid, 219 Invalid, 524 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 362 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-10 19:37:13,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2024-11-10 19:37:13,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 240. [2024-11-10 19:37:13,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 197 states have (on average 1.0355329949238579) internal successors, (204), 191 states have internal predecessors, (204), 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) [2024-11-10 19:37:13,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 323 transitions. [2024-11-10 19:37:13,300 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 323 transitions. Word has length 1440 [2024-11-10 19:37:13,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 19:37:13,303 INFO L471 AbstractCegarLoop]: Abstraction has 240 states and 323 transitions. [2024-11-10 19:37:13,303 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 41 states have (on average 5.7317073170731705) internal successors, (235), 41 states have internal predecessors, (235), 37 states have call successors, (43), 5 states have call predecessors, (43), 13 states have return successors, (54), 22 states have call predecessors, (54), 34 states have call successors, (54) [2024-11-10 19:37:13,303 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 323 transitions. [2024-11-10 19:37:13,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 734 [2024-11-10 19:37:13,306 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 19:37:13,307 INFO L215 NwaCegarLoop]: trace histogram [72, 70, 58, 36, 36, 36, 36, 35, 35, 35, 35, 35, 35, 35, 35, 34, 34, 22, 14, 1, 1, 1, 1, 1] [2024-11-10 19:37:13,322 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-11-10 19:37:13,507 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-11-10 19:37:13,507 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-10 19:37:13,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 19:37:13,508 INFO L85 PathProgramCache]: Analyzing trace with hash -1478282723, now seen corresponding path program 11 times [2024-11-10 19:37:13,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 19:37:13,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261904040] [2024-11-10 19:37:13,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:37:13,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 19:37:13,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:13,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-10 19:37:13,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:14,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:14,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:14,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:14,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:14,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:14,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:14,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:14,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:14,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:14,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:14,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:14,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:14,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 19:37:14,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:14,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:14,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:14,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:14,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-10 19:37:14,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:14,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:14,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:14,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:14,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:14,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:14,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:14,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:14,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 19:37:14,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:14,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:14,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:14,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:14,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:14,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:14,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:14,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:14,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-11-10 19:37:14,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:14,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:14,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:14,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:14,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:14,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:14,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:14,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:14,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2024-11-10 19:37:14,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:14,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:14,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:14,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:14,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:14,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:14,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:14,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:14,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 580 [2024-11-10 19:37:14,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:14,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:14,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:14,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:14,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:14,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:14,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:14,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:14,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:14,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 19:37:14,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:14,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:14,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:14,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:14,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:14,676 INFO L134 CoverageAnalysis]: Checked inductivity of 18211 backedges. 2694 proven. 2628 refuted. 0 times theorem prover too weak. 12889 trivial. 0 not checked. [2024-11-10 19:37:14,676 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 19:37:14,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1261904040] [2024-11-10 19:37:14,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1261904040] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 19:37:14,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [364805428] [2024-11-10 19:37:14,676 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-10 19:37:14,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:37:14,676 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 19:37:14,677 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-10 19:37:14,679 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-11-10 19:37:14,871 INFO L227 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 19 check-sat command(s) [2024-11-10 19:37:14,871 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-10 19:37:14,873 INFO L255 TraceCheckSpWp]: Trace formula consists of 572 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-10 19:37:14,879 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 19:37:14,999 INFO L134 CoverageAnalysis]: Checked inductivity of 18211 backedges. 10106 proven. 1217 refuted. 0 times theorem prover too weak. 6888 trivial. 0 not checked. [2024-11-10 19:37:14,999 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 19:37:17,409 INFO L134 CoverageAnalysis]: Checked inductivity of 18211 backedges. 1726 proven. 4029 refuted. 0 times theorem prover too weak. 12456 trivial. 0 not checked. [2024-11-10 19:37:17,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [364805428] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-10 19:37:17,410 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-10 19:37:17,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 14, 21] total 33 [2024-11-10 19:37:17,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111776467] [2024-11-10 19:37:17,410 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-10 19:37:17,412 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-11-10 19:37:17,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 19:37:17,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-11-10 19:37:17,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=268, Invalid=788, Unknown=0, NotChecked=0, Total=1056 [2024-11-10 19:37:17,413 INFO L87 Difference]: Start difference. First operand 240 states and 323 transitions. Second operand has 33 states, 33 states have (on average 5.757575757575758) internal successors, (190), 33 states have internal predecessors, (190), 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) [2024-11-10 19:37:17,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 19:37:17,743 INFO L93 Difference]: Finished difference Result 449 states and 643 transitions. [2024-11-10 19:37:17,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-10 19:37:17,744 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 33 states have (on average 5.757575757575758) internal successors, (190), 33 states have internal predecessors, (190), 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 733 [2024-11-10 19:37:17,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 19:37:17,747 INFO L225 Difference]: With dead ends: 449 [2024-11-10 19:37:17,747 INFO L226 Difference]: Without dead ends: 215 [2024-11-10 19:37:17,750 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1635 GetRequests, 1585 SyntacticMatches, 10 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 671 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=459, Invalid=1263, Unknown=0, NotChecked=0, Total=1722 [2024-11-10 19:37:17,750 INFO L432 NwaCegarLoop]: 55 mSDtfsCounter, 149 mSDsluCounter, 198 mSDsCounter, 0 mSdLazyCounter, 494 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 253 SdHoareTripleChecker+Invalid, 564 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 494 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-10 19:37:17,751 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 253 Invalid, 564 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 494 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-10 19:37:17,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2024-11-10 19:37:17,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 184. [2024-11-10 19:37:17,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 151 states have (on average 1.033112582781457) internal successors, (156), 147 states have internal predecessors, (156), 22 states have call successors, (22), 17 states have call predecessors, (22), 10 states have return successors, (57), 19 states have call predecessors, (57), 21 states have call successors, (57) [2024-11-10 19:37:17,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 235 transitions. [2024-11-10 19:37:17,768 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 235 transitions. Word has length 733 [2024-11-10 19:37:17,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 19:37:17,769 INFO L471 AbstractCegarLoop]: Abstraction has 184 states and 235 transitions. [2024-11-10 19:37:17,769 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 5.757575757575758) internal successors, (190), 33 states have internal predecessors, (190), 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) [2024-11-10 19:37:17,769 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 235 transitions. [2024-11-10 19:37:17,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 858 [2024-11-10 19:37:17,774 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 19:37:17,774 INFO L215 NwaCegarLoop]: trace histogram [84, 82, 68, 42, 42, 42, 42, 41, 41, 41, 41, 41, 41, 41, 41, 40, 40, 26, 16, 1, 1, 1, 1, 1] [2024-11-10 19:37:17,791 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-11-10 19:37:17,975 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:37:17,975 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-10 19:37:17,976 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 19:37:17,976 INFO L85 PathProgramCache]: Analyzing trace with hash 1420716859, now seen corresponding path program 12 times [2024-11-10 19:37:17,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 19:37:17,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662919911] [2024-11-10 19:37:17,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:37:17,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 19:37:18,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:18,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-10 19:37:18,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:18,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:18,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:18,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:18,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:18,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:18,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:18,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:18,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:18,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:18,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:18,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:18,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:18,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:18,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:18,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:18,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:18,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:18,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:18,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:18,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:19,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:19,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 19:37:19,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:19,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:19,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:19,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:19,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-10 19:37:19,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:19,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:19,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:19,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:19,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:19,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:19,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:19,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:19,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 19:37:19,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:19,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:19,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:19,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:19,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:19,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:19,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:19,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:19,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:19,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 19:37:19,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:19,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:19,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:19,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:19,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-11-10 19:37:19,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:19,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:19,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:19,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:19,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:19,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:19,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:19,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:19,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:19,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 19:37:19,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:19,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:19,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:19,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:19,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 601 [2024-11-10 19:37:19,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:19,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:19,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:19,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:19,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:19,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:19,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:19,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:19,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:19,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:19,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 19:37:19,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:19,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:19,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:19,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:19,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-10 19:37:19,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:19,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:19,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:19,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:19,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:19,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:19,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:19,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:19,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:19,360 INFO L134 CoverageAnalysis]: Checked inductivity of 24995 backedges. 2555 proven. 4398 refuted. 0 times theorem prover too weak. 18042 trivial. 0 not checked. [2024-11-10 19:37:19,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 19:37:19,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662919911] [2024-11-10 19:37:19,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [662919911] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 19:37:19,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [63935417] [2024-11-10 19:37:19,361 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-10 19:37:19,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:37:19,361 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 19:37:19,362 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-10 19:37:19,365 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-11-10 19:37:19,663 INFO L227 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 45 check-sat command(s) [2024-11-10 19:37:19,663 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-10 19:37:19,666 INFO L255 TraceCheckSpWp]: Trace formula consists of 1122 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-10 19:37:19,675 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 19:37:19,839 INFO L134 CoverageAnalysis]: Checked inductivity of 24995 backedges. 3936 proven. 2969 refuted. 0 times theorem prover too weak. 18090 trivial. 0 not checked. [2024-11-10 19:37:19,839 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 19:37:21,952 INFO L134 CoverageAnalysis]: Checked inductivity of 24995 backedges. 3948 proven. 3063 refuted. 0 times theorem prover too weak. 17984 trivial. 0 not checked. [2024-11-10 19:37:21,952 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [63935417] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-10 19:37:21,953 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-10 19:37:21,953 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 16, 25] total 41 [2024-11-10 19:37:21,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1337617307] [2024-11-10 19:37:21,953 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-10 19:37:21,954 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2024-11-10 19:37:21,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 19:37:21,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2024-11-10 19:37:21,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=378, Invalid=1262, Unknown=0, NotChecked=0, Total=1640 [2024-11-10 19:37:21,956 INFO L87 Difference]: Start difference. First operand 184 states and 235 transitions. Second operand has 41 states, 41 states have (on average 5.560975609756097) internal successors, (228), 41 states have internal predecessors, (228), 30 states have call successors, (39), 1 states have call predecessors, (39), 16 states have return successors, (55), 30 states have call predecessors, (55), 30 states have call successors, (55) [2024-11-10 19:37:22,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 19:37:22,425 INFO L93 Difference]: Finished difference Result 385 states and 520 transitions. [2024-11-10 19:37:22,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-10 19:37:22,425 INFO L78 Accepts]: Start accepts. Automaton has has 41 states, 41 states have (on average 5.560975609756097) internal successors, (228), 41 states have internal predecessors, (228), 30 states have call successors, (39), 1 states have call predecessors, (39), 16 states have return successors, (55), 30 states have call predecessors, (55), 30 states have call successors, (55) Word has length 857 [2024-11-10 19:37:22,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 19:37:22,428 INFO L225 Difference]: With dead ends: 385 [2024-11-10 19:37:22,428 INFO L226 Difference]: Without dead ends: 207 [2024-11-10 19:37:22,430 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1915 GetRequests, 1849 SyntacticMatches, 12 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1346 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=755, Invalid=2325, Unknown=0, NotChecked=0, Total=3080 [2024-11-10 19:37:22,431 INFO L432 NwaCegarLoop]: 71 mSDtfsCounter, 212 mSDsluCounter, 361 mSDsCounter, 0 mSdLazyCounter, 911 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 213 SdHoareTripleChecker+Valid, 432 SdHoareTripleChecker+Invalid, 1009 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 911 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-10 19:37:22,432 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [213 Valid, 432 Invalid, 1009 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 911 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-10 19:37:22,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2024-11-10 19:37:22,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 162. [2024-11-10 19:37:22,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 132 states have (on average 1.0227272727272727) internal successors, (135), 130 states have internal predecessors, (135), 20 states have call successors, (20), 15 states have call predecessors, (20), 9 states have return successors, (47), 16 states have call predecessors, (47), 19 states have call successors, (47) [2024-11-10 19:37:22,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 202 transitions. [2024-11-10 19:37:22,447 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 202 transitions. Word has length 857 [2024-11-10 19:37:22,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 19:37:22,447 INFO L471 AbstractCegarLoop]: Abstraction has 162 states and 202 transitions. [2024-11-10 19:37:22,448 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 41 states have (on average 5.560975609756097) internal successors, (228), 41 states have internal predecessors, (228), 30 states have call successors, (39), 1 states have call predecessors, (39), 16 states have return successors, (55), 30 states have call predecessors, (55), 30 states have call successors, (55) [2024-11-10 19:37:22,448 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 202 transitions. [2024-11-10 19:37:22,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1833 [2024-11-10 19:37:22,464 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 19:37:22,465 INFO L215 NwaCegarLoop]: trace histogram [180, 175, 146, 91, 91, 91, 91, 88, 88, 88, 88, 88, 87, 87, 87, 86, 86, 55, 34, 1, 1, 1, 1, 1] [2024-11-10 19:37:22,482 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2024-11-10 19:37:22,665 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:37:22,666 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-10 19:37:22,666 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 19:37:22,667 INFO L85 PathProgramCache]: Analyzing trace with hash -1130589720, now seen corresponding path program 13 times [2024-11-10 19:37:22,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 19:37:22,667 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462678186] [2024-11-10 19:37:22,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:37:22,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 19:37:22,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:23,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-10 19:37:23,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:24,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:24,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:24,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:24,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 19:37:24,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:24,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:24,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-10 19:37:24,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:24,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:24,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:24,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:24,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 19:37:24,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:24,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:24,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:24,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:24,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 19:37:24,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:24,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:24,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-11-10 19:37:24,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:24,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:24,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:24,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:24,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 19:37:24,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:24,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:24,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-10 19:37:24,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:24,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:24,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:24,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:24,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 722 [2024-11-10 19:37:24,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:24,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:24,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:25,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:25,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:25,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:25,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 19:37:25,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:25,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:25,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-10 19:37:25,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:25,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:25,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:25,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:25,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 19:37:25,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:25,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:25,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:25,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:25,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 19:37:25,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:25,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:25,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-11-10 19:37:25,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:25,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:25,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:25,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:25,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 19:37:25,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:25,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:25,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-10 19:37:25,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:25,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:25,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:25,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:25,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1411 [2024-11-10 19:37:25,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:25,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:25,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:25,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:25,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 19:37:25,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:25,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:25,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-10 19:37:25,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:25,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:25,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:25,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:25,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 19:37:25,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:25,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:25,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:25,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:25,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 19:37:25,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:25,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:25,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:25,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,422 INFO L134 CoverageAnalysis]: Checked inductivity of 115730 backedges. 6063 proven. 15785 refuted. 0 times theorem prover too weak. 93882 trivial. 0 not checked. [2024-11-10 19:37:25,422 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 19:37:25,422 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462678186] [2024-11-10 19:37:25,422 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [462678186] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 19:37:25,422 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [699221689] [2024-11-10 19:37:25,422 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-10 19:37:25,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:37:25,422 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 19:37:25,423 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-10 19:37:25,424 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-11-10 19:37:25,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:25,880 INFO L255 TraceCheckSpWp]: Trace formula consists of 3242 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-10 19:37:25,902 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 19:37:26,139 INFO L134 CoverageAnalysis]: Checked inductivity of 115730 backedges. 46390 proven. 11222 refuted. 0 times theorem prover too weak. 58118 trivial. 0 not checked. [2024-11-10 19:37:26,139 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 19:37:29,794 INFO L134 CoverageAnalysis]: Checked inductivity of 115730 backedges. 5435 proven. 16728 refuted. 0 times theorem prover too weak. 93567 trivial. 0 not checked. [2024-11-10 19:37:29,794 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [699221689] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-10 19:37:29,794 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-10 19:37:29,795 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 21, 32] total 47 [2024-11-10 19:37:29,795 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480397052] [2024-11-10 19:37:29,795 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-10 19:37:29,800 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2024-11-10 19:37:29,800 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 19:37:29,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2024-11-10 19:37:29,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=502, Invalid=1660, Unknown=0, NotChecked=0, Total=2162 [2024-11-10 19:37:29,802 INFO L87 Difference]: Start difference. First operand 162 states and 202 transitions. Second operand has 47 states, 47 states have (on average 5.74468085106383) internal successors, (270), 47 states have internal predecessors, (270), 43 states have call successors, (50), 5 states have call predecessors, (50), 15 states have return successors, (66), 27 states have call predecessors, (66), 40 states have call successors, (66) [2024-11-10 19:37:30,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 19:37:30,370 INFO L93 Difference]: Finished difference Result 398 states and 535 transitions. [2024-11-10 19:37:30,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-11-10 19:37:30,371 INFO L78 Accepts]: Start accepts. Automaton has has 47 states, 47 states have (on average 5.74468085106383) internal successors, (270), 47 states have internal predecessors, (270), 43 states have call successors, (50), 5 states have call predecessors, (50), 15 states have return successors, (66), 27 states have call predecessors, (66), 40 states have call successors, (66) Word has length 1832 [2024-11-10 19:37:30,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 19:37:30,373 INFO L225 Difference]: With dead ends: 398 [2024-11-10 19:37:30,373 INFO L226 Difference]: Without dead ends: 242 [2024-11-10 19:37:30,376 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4084 GetRequests, 3982 SyntacticMatches, 20 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2607 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=1757, Invalid=5215, Unknown=0, NotChecked=0, Total=6972 [2024-11-10 19:37:30,377 INFO L432 NwaCegarLoop]: 39 mSDtfsCounter, 382 mSDsluCounter, 274 mSDsCounter, 0 mSdLazyCounter, 555 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 385 SdHoareTripleChecker+Valid, 313 SdHoareTripleChecker+Invalid, 698 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 555 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-10 19:37:30,377 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [385 Valid, 313 Invalid, 698 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 555 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-10 19:37:30,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2024-11-10 19:37:30,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 175. [2024-11-10 19:37:30,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 142 states have (on average 1.0211267605633803) internal successors, (145), 141 states have internal predecessors, (145), 22 states have call successors, (22), 16 states have call predecessors, (22), 10 states have return successors, (56), 17 states have call predecessors, (56), 21 states have call successors, (56) [2024-11-10 19:37:30,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 223 transitions. [2024-11-10 19:37:30,390 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 223 transitions. Word has length 1832 [2024-11-10 19:37:30,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 19:37:30,391 INFO L471 AbstractCegarLoop]: Abstraction has 175 states and 223 transitions. [2024-11-10 19:37:30,391 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 47 states have (on average 5.74468085106383) internal successors, (270), 47 states have internal predecessors, (270), 43 states have call successors, (50), 5 states have call predecessors, (50), 15 states have return successors, (66), 27 states have call predecessors, (66), 40 states have call successors, (66) [2024-11-10 19:37:30,391 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 223 transitions. [2024-11-10 19:37:30,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1120 [2024-11-10 19:37:30,397 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 19:37:30,397 INFO L215 NwaCegarLoop]: trace histogram [109, 108, 88, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 53, 53, 34, 21, 1, 1, 1, 1, 1] [2024-11-10 19:37:30,414 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2024-11-10 19:37:30,597 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:37:30,598 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-10 19:37:30,598 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 19:37:30,599 INFO L85 PathProgramCache]: Analyzing trace with hash -1405156332, now seen corresponding path program 14 times [2024-11-10 19:37:30,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 19:37:30,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2144854346] [2024-11-10 19:37:30,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:37:30,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 19:37:30,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:35,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-10 19:37:35,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:36,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:36,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:37,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:37,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:37,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:37,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:37,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:37,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:37,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:37,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:37,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:37,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:37,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 19:37:37,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:37,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:37,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:37,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:37,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-10 19:37:37,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:37,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:37,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:37,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:37,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:37,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:37,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:37,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:37,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 19:37:37,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:37,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:37,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:37,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:37,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:37,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:37,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:37,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:37,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:37,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 19:37:37,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:37,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:37,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:37,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:37,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-11-10 19:37:37,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:37,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:37,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:38,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:38,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:38,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:38,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:38,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:38,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:38,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:38,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:38,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:38,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:38,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:38,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:38,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:38,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:38,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:38,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:38,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:38,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:38,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 19:37:38,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:38,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:38,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:38,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:38,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:38,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:38,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:38,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:38,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:38,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-10 19:37:38,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:38,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:38,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:38,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:38,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:38,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:38,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:38,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:38,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:38,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:38,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:38,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:38,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:38,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:38,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:38,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:38,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:38,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 698 [2024-11-10 19:37:38,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:38,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:38,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:39,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:39,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:39,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:39,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:39,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:39,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:39,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:39,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:39,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:39,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 19:37:39,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:39,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:39,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:39,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:39,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-10 19:37:39,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:39,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:39,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:39,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:39,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:39,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:39,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:39,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:39,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 19:37:39,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:39,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:39,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:39,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:39,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:39,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:39,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 19:37:39,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:39,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:39,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 19:37:39,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:39,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-10 19:37:39,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-10 19:37:39,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-10 19:37:39,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 19:37:39,476 INFO L134 CoverageAnalysis]: Checked inductivity of 42844 backedges. 7150 proven. 8439 refuted. 0 times theorem prover too weak. 27255 trivial. 0 not checked. [2024-11-10 19:37:39,476 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 19:37:39,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2144854346] [2024-11-10 19:37:39,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2144854346] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 19:37:39,477 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1835434956] [2024-11-10 19:37:39,477 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-10 19:37:39,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 19:37:39,477 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 19:37:39,478 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-10 19:37:39,483 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-11-10 19:37:39,860 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-10 19:37:39,860 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-10 19:37:39,870 INFO L255 TraceCheckSpWp]: Trace formula consists of 1989 conjuncts, 217 conjuncts are in the unsatisfiable core [2024-11-10 19:37:39,887 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 19:37:40,641 INFO L134 CoverageAnalysis]: Checked inductivity of 42844 backedges. 7150 proven. 8439 refuted. 0 times theorem prover too weak. 27255 trivial. 0 not checked. [2024-11-10 19:37:40,641 INFO L311 TraceCheckSpWp]: Computing backward predicates...