./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/no-overflow.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci04.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version fca748b1 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci04.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 8d19306ce3d42a6a85ce0e73aaa2bade9eaab24620b40f9180d62be222dc7b30 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dd.update-z3-fca748b-m [2024-11-20 19:03:30,949 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-20 19:03:31,035 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-20 19:03:31,041 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-20 19:03:31,043 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-20 19:03:31,080 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-20 19:03:31,080 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-20 19:03:31,081 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-20 19:03:31,081 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-20 19:03:31,082 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-20 19:03:31,082 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-20 19:03:31,082 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-20 19:03:31,083 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-20 19:03:31,083 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-20 19:03:31,084 INFO L153 SettingsManager]: * Use SBE=true [2024-11-20 19:03:31,085 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-20 19:03:31,085 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-20 19:03:31,086 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-20 19:03:31,086 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-20 19:03:31,086 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-20 19:03:31,086 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-20 19:03:31,087 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-20 19:03:31,087 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-20 19:03:31,088 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-20 19:03:31,088 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-20 19:03:31,088 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-20 19:03:31,089 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-20 19:03:31,089 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-20 19:03:31,089 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-20 19:03:31,090 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-20 19:03:31,090 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-20 19:03:31,090 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-20 19:03:31,090 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-20 19:03:31,091 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-20 19:03:31,091 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 19:03:31,091 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-20 19:03:31,091 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-20 19:03:31,092 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-20 19:03:31,092 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-20 19:03:31,092 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-20 19:03:31,092 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-20 19:03:31,093 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-20 19:03:31,093 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-20 19:03:31,093 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-20 19:03:31,094 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d19306ce3d42a6a85ce0e73aaa2bade9eaab24620b40f9180d62be222dc7b30 [2024-11-20 19:03:31,353 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-20 19:03:31,378 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-20 19:03:31,381 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-20 19:03:31,382 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-20 19:03:31,382 INFO L274 PluginConnector]: CDTParser initialized [2024-11-20 19:03:31,383 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci04.c [2024-11-20 19:03:32,855 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-20 19:03:33,030 INFO L384 CDTParser]: Found 1 translation units. [2024-11-20 19:03:33,031 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci04.c [2024-11-20 19:03:33,037 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/993429f30/6e829fd4918940a193e3fdecfe2200d3/FLAGb1f3f64ed [2024-11-20 19:03:33,050 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/993429f30/6e829fd4918940a193e3fdecfe2200d3 [2024-11-20 19:03:33,053 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-20 19:03:33,054 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-20 19:03:33,055 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-20 19:03:33,055 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-20 19:03:33,060 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-20 19:03:33,060 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:03:33" (1/1) ... [2024-11-20 19:03:33,061 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fd031cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:03:33, skipping insertion in model container [2024-11-20 19:03:33,061 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:03:33" (1/1) ... [2024-11-20 19:03:33,081 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-20 19:03:33,239 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 19:03:33,248 INFO L200 MainTranslator]: Completed pre-run [2024-11-20 19:03:33,259 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 19:03:33,272 INFO L204 MainTranslator]: Completed translation [2024-11-20 19:03:33,272 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:03:33 WrapperNode [2024-11-20 19:03:33,272 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-20 19:03:33,273 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-20 19:03:33,273 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-20 19:03:33,273 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-20 19:03:33,280 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:03:33" (1/1) ... [2024-11-20 19:03:33,287 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:03:33" (1/1) ... [2024-11-20 19:03:33,303 INFO L138 Inliner]: procedures = 13, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 24 [2024-11-20 19:03:33,305 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-20 19:03:33,306 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-20 19:03:33,306 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-20 19:03:33,306 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-20 19:03:33,315 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:03:33" (1/1) ... [2024-11-20 19:03:33,315 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:03:33" (1/1) ... [2024-11-20 19:03:33,317 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:03:33" (1/1) ... [2024-11-20 19:03:33,326 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]. [2024-11-20 19:03:33,326 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:03:33" (1/1) ... [2024-11-20 19:03:33,327 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:03:33" (1/1) ... [2024-11-20 19:03:33,329 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:03:33" (1/1) ... [2024-11-20 19:03:33,330 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:03:33" (1/1) ... [2024-11-20 19:03:33,331 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:03:33" (1/1) ... [2024-11-20 19:03:33,332 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:03:33" (1/1) ... [2024-11-20 19:03:33,333 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-20 19:03:33,334 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-20 19:03:33,334 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-20 19:03:33,334 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-20 19:03:33,335 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:03:33" (1/1) ... [2024-11-20 19:03:33,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 19:03:33,350 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 19:03:33,362 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) [2024-11-20 19:03:33,365 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 [2024-11-20 19:03:33,406 INFO L130 BoogieDeclarations]: Found specification of procedure fibonacci [2024-11-20 19:03:33,406 INFO L138 BoogieDeclarations]: Found implementation of procedure fibonacci [2024-11-20 19:03:33,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-20 19:03:33,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-20 19:03:33,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-20 19:03:33,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-20 19:03:33,451 INFO L238 CfgBuilder]: Building ICFG [2024-11-20 19:03:33,453 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-20 19:03:33,567 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-20 19:03:33,568 INFO L287 CfgBuilder]: Performing block encoding [2024-11-20 19:03:33,582 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-20 19:03:33,582 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-20 19:03:33,583 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:03:33 BoogieIcfgContainer [2024-11-20 19:03:33,583 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-20 19:03:33,585 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-20 19:03:33,585 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-20 19:03:33,588 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-20 19:03:33,588 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 07:03:33" (1/3) ... [2024-11-20 19:03:33,588 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@573fa8ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:03:33, skipping insertion in model container [2024-11-20 19:03:33,589 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:03:33" (2/3) ... [2024-11-20 19:03:33,589 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@573fa8ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:03:33, skipping insertion in model container [2024-11-20 19:03:33,589 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:03:33" (3/3) ... [2024-11-20 19:03:33,590 INFO L112 eAbstractionObserver]: Analyzing ICFG Fibonacci04.c [2024-11-20 19:03:33,603 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-20 19:03:33,603 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2024-11-20 19:03:33,655 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-20 19:03:33,661 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;@3bf28900, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-20 19:03:33,661 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-11-20 19:03:33,664 INFO L276 IsEmpty]: Start isEmpty. Operand has 31 states, 20 states have (on average 1.45) internal successors, (29), 26 states have internal predecessors, (29), 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) [2024-11-20 19:03:33,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-20 19:03:33,670 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:03:33,670 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-20 19:03:33,671 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-20 19:03:33,675 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:03:33,675 INFO L85 PathProgramCache]: Analyzing trace with hash -106871919, now seen corresponding path program 1 times [2024-11-20 19:03:33,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:03:33,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120963738] [2024-11-20 19:03:33,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:03:33,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:03:33,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:33,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 19:03:33,863 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:03:33,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [120963738] [2024-11-20 19:03:33,863 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [120963738] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 19:03:33,863 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 19:03:33,864 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 19:03:33,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430156652] [2024-11-20 19:03:33,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 19:03:33,869 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 19:03:33,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 19:03:33,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 19:03:33,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 19:03:33,892 INFO L87 Difference]: Start difference. First operand has 31 states, 20 states have (on average 1.45) internal successors, (29), 26 states have internal predecessors, (29), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 19:03:33,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 19:03:33,950 INFO L93 Difference]: Finished difference Result 36 states and 41 transitions. [2024-11-20 19:03:33,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 19:03:33,953 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2024-11-20 19:03:33,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 19:03:33,961 INFO L225 Difference]: With dead ends: 36 [2024-11-20 19:03:33,962 INFO L226 Difference]: Without dead ends: 24 [2024-11-20 19:03:33,965 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 [2024-11-20 19:03:33,971 INFO L432 NwaCegarLoop]: 27 mSDtfsCounter, 11 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 40 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 [2024-11-20 19:03:33,973 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 40 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-20 19:03:33,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2024-11-20 19:03:33,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 22. [2024-11-20 19:03:33,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 18 states have internal predecessors, (20), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-20 19:03:34,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 25 transitions. [2024-11-20 19:03:34,002 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 25 transitions. Word has length 7 [2024-11-20 19:03:34,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 19:03:34,002 INFO L471 AbstractCegarLoop]: Abstraction has 22 states and 25 transitions. [2024-11-20 19:03:34,002 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 19:03:34,002 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2024-11-20 19:03:34,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-20 19:03:34,003 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:03:34,003 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 19:03:34,004 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-20 19:03:34,004 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-20 19:03:34,005 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:03:34,005 INFO L85 PathProgramCache]: Analyzing trace with hash 981937849, now seen corresponding path program 1 times [2024-11-20 19:03:34,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:03:34,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1736719246] [2024-11-20 19:03:34,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:03:34,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:03:34,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:34,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 19:03:34,082 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:03:34,082 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1736719246] [2024-11-20 19:03:34,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1736719246] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 19:03:34,082 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 19:03:34,082 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-20 19:03:34,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615005322] [2024-11-20 19:03:34,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 19:03:34,084 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-20 19:03:34,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 19:03:34,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-20 19:03:34,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-20 19:03:34,086 INFO L87 Difference]: Start difference. First operand 22 states and 25 transitions. Second operand has 5 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 19:03:34,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 19:03:34,177 INFO L93 Difference]: Finished difference Result 24 states and 28 transitions. [2024-11-20 19:03:34,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-20 19:03:34,177 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2024-11-20 19:03:34,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 19:03:34,178 INFO L225 Difference]: With dead ends: 24 [2024-11-20 19:03:34,178 INFO L226 Difference]: Without dead ends: 22 [2024-11-20 19:03:34,180 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 [2024-11-20 19:03:34,181 INFO L432 NwaCegarLoop]: 13 mSDtfsCounter, 26 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 29 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-20 19:03:34,182 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 29 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-20 19:03:34,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2024-11-20 19:03:34,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 20. [2024-11-20 19:03:34,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 14 states have (on average 1.2857142857142858) internal successors, (18), 16 states have internal predecessors, (18), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-20 19:03:34,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 23 transitions. [2024-11-20 19:03:34,196 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 23 transitions. Word has length 8 [2024-11-20 19:03:34,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 19:03:34,197 INFO L471 AbstractCegarLoop]: Abstraction has 20 states and 23 transitions. [2024-11-20 19:03:34,198 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 19:03:34,198 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2024-11-20 19:03:34,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-20 19:03:34,200 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:03:34,200 INFO L215 NwaCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 19:03:34,200 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-20 19:03:34,201 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-20 19:03:34,202 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:03:34,202 INFO L85 PathProgramCache]: Analyzing trace with hash -590814878, now seen corresponding path program 1 times [2024-11-20 19:03:34,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:03:34,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881799641] [2024-11-20 19:03:34,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:03:34,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:03:34,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:34,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:34,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:34,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-20 19:03:34,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:34,451 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-20 19:03:34,475 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:03:34,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881799641] [2024-11-20 19:03:34,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1881799641] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 19:03:34,476 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 19:03:34,476 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-20 19:03:34,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727263944] [2024-11-20 19:03:34,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 19:03:34,477 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-20 19:03:34,478 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 19:03:34,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-20 19:03:34,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-20 19:03:34,480 INFO L87 Difference]: Start difference. First operand 20 states and 23 transitions. Second operand has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-20 19:03:34,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 19:03:34,534 INFO L93 Difference]: Finished difference Result 34 states and 42 transitions. [2024-11-20 19:03:34,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-20 19:03:34,535 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 29 [2024-11-20 19:03:34,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 19:03:34,537 INFO L225 Difference]: With dead ends: 34 [2024-11-20 19:03:34,537 INFO L226 Difference]: Without dead ends: 32 [2024-11-20 19:03:34,537 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 [2024-11-20 19:03:34,538 INFO L432 NwaCegarLoop]: 17 mSDtfsCounter, 3 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-20 19:03:34,539 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 65 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-20 19:03:34,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2024-11-20 19:03:34,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 29. [2024-11-20 19:03:34,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 21 states have (on average 1.1904761904761905) internal successors, (25), 23 states have internal predecessors, (25), 4 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-20 19:03:34,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 35 transitions. [2024-11-20 19:03:34,549 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 35 transitions. Word has length 29 [2024-11-20 19:03:34,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 19:03:34,549 INFO L471 AbstractCegarLoop]: Abstraction has 29 states and 35 transitions. [2024-11-20 19:03:34,550 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-20 19:03:34,550 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 35 transitions. [2024-11-20 19:03:34,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-20 19:03:34,551 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:03:34,551 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] [2024-11-20 19:03:34,551 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-20 19:03:34,552 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-20 19:03:34,552 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:03:34,553 INFO L85 PathProgramCache]: Analyzing trace with hash -1274820555, now seen corresponding path program 1 times [2024-11-20 19:03:34,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:03:34,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [11781726] [2024-11-20 19:03:34,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:03:34,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:03:34,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:34,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-20 19:03:34,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:34,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-20 19:03:34,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:34,727 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-20 19:03:34,728 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:03:34,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [11781726] [2024-11-20 19:03:34,728 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [11781726] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 19:03:34,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1863619829] [2024-11-20 19:03:34,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:03:34,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:03:34,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 19:03:34,732 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) [2024-11-20 19:03:34,734 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-20 19:03:34,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:34,788 INFO L255 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-20 19:03:34,795 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 19:03:34,919 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-20 19:03:34,919 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 19:03:35,108 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-20 19:03:35,109 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1863619829] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-20 19:03:35,109 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-20 19:03:35,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7, 7] total 15 [2024-11-20 19:03:35,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470529274] [2024-11-20 19:03:35,109 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-20 19:03:35,110 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-20 19:03:35,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 19:03:35,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-20 19:03:35,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2024-11-20 19:03:35,116 INFO L87 Difference]: Start difference. First operand 29 states and 35 transitions. Second operand has 15 states, 15 states have (on average 2.4) internal successors, (36), 15 states have internal predecessors, (36), 4 states have call successors, (5), 1 states have call predecessors, (5), 5 states have return successors, (6), 5 states have call predecessors, (6), 4 states have call successors, (6) [2024-11-20 19:03:35,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 19:03:35,412 INFO L93 Difference]: Finished difference Result 90 states and 128 transitions. [2024-11-20 19:03:35,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-20 19:03:35,413 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 2.4) internal successors, (36), 15 states have internal predecessors, (36), 4 states have call successors, (5), 1 states have call predecessors, (5), 5 states have return successors, (6), 5 states have call predecessors, (6), 4 states have call successors, (6) Word has length 24 [2024-11-20 19:03:35,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 19:03:35,415 INFO L225 Difference]: With dead ends: 90 [2024-11-20 19:03:35,415 INFO L226 Difference]: Without dead ends: 64 [2024-11-20 19:03:35,416 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 42 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=111, Invalid=395, Unknown=0, NotChecked=0, Total=506 [2024-11-20 19:03:35,417 INFO L432 NwaCegarLoop]: 12 mSDtfsCounter, 131 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 177 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 177 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-20 19:03:35,418 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 86 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 177 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-20 19:03:35,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2024-11-20 19:03:35,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 52. [2024-11-20 19:03:35,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 38 states have (on average 1.105263157894737) internal successors, (42), 41 states have internal predecessors, (42), 7 states have call successors, (7), 2 states have call predecessors, (7), 5 states have return successors, (18), 8 states have call predecessors, (18), 6 states have call successors, (18) [2024-11-20 19:03:35,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 67 transitions. [2024-11-20 19:03:35,435 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 67 transitions. Word has length 24 [2024-11-20 19:03:35,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 19:03:35,435 INFO L471 AbstractCegarLoop]: Abstraction has 52 states and 67 transitions. [2024-11-20 19:03:35,435 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 2.4) internal successors, (36), 15 states have internal predecessors, (36), 4 states have call successors, (5), 1 states have call predecessors, (5), 5 states have return successors, (6), 5 states have call predecessors, (6), 4 states have call successors, (6) [2024-11-20 19:03:35,436 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 67 transitions. [2024-11-20 19:03:35,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-20 19:03:35,437 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:03:35,437 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] [2024-11-20 19:03:35,446 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-20 19:03:35,642 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 [2024-11-20 19:03:35,643 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-20 19:03:35,644 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:03:35,644 INFO L85 PathProgramCache]: Analyzing trace with hash -254150789, now seen corresponding path program 2 times [2024-11-20 19:03:35,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:03:35,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [505323816] [2024-11-20 19:03:35,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:03:35,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:03:35,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:35,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-20 19:03:35,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:35,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 19:03:35,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:35,752 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-20 19:03:35,752 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:03:35,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [505323816] [2024-11-20 19:03:35,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [505323816] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 19:03:35,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [34990578] [2024-11-20 19:03:35,753 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-20 19:03:35,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:03:35,754 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 19:03:35,756 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) [2024-11-20 19:03:35,762 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-20 19:03:35,792 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-20 19:03:35,793 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-20 19:03:35,793 INFO L255 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-20 19:03:35,795 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 19:03:35,846 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-20 19:03:35,847 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-20 19:03:35,847 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [34990578] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 19:03:35,847 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-20 19:03:35,847 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 8 [2024-11-20 19:03:35,847 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683888555] [2024-11-20 19:03:35,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 19:03:35,848 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-20 19:03:35,848 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 19:03:35,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-20 19:03:35,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-20 19:03:35,849 INFO L87 Difference]: Start difference. First operand 52 states and 67 transitions. Second operand has 5 states, 4 states have (on average 4.0) internal successors, (16), 5 states have internal predecessors, (16), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-20 19:03:35,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 19:03:35,877 INFO L93 Difference]: Finished difference Result 59 states and 75 transitions. [2024-11-20 19:03:35,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-20 19:03:35,878 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.0) internal successors, (16), 5 states have internal predecessors, (16), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 24 [2024-11-20 19:03:35,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 19:03:35,880 INFO L225 Difference]: With dead ends: 59 [2024-11-20 19:03:35,880 INFO L226 Difference]: Without dead ends: 58 [2024-11-20 19:03:35,881 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-20 19:03:35,883 INFO L432 NwaCegarLoop]: 17 mSDtfsCounter, 4 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 48 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-20 19:03:35,883 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 48 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-20 19:03:35,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2024-11-20 19:03:35,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 54. [2024-11-20 19:03:35,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 40 states have (on average 1.1) internal successors, (44), 42 states have internal predecessors, (44), 7 states have call successors, (7), 2 states have call predecessors, (7), 5 states have return successors, (18), 9 states have call predecessors, (18), 6 states have call successors, (18) [2024-11-20 19:03:35,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 69 transitions. [2024-11-20 19:03:35,906 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 69 transitions. Word has length 24 [2024-11-20 19:03:35,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 19:03:35,906 INFO L471 AbstractCegarLoop]: Abstraction has 54 states and 69 transitions. [2024-11-20 19:03:35,906 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.0) internal successors, (16), 5 states have internal predecessors, (16), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-20 19:03:35,906 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 69 transitions. [2024-11-20 19:03:35,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-20 19:03:35,907 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:03:35,908 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] [2024-11-20 19:03:35,921 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-20 19:03:36,108 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 [2024-11-20 19:03:36,109 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-20 19:03:36,109 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:03:36,109 INFO L85 PathProgramCache]: Analyzing trace with hash 1092136320, now seen corresponding path program 1 times [2024-11-20 19:03:36,109 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:03:36,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658217704] [2024-11-20 19:03:36,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:03:36,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:03:36,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:36,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:36,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:36,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-20 19:03:36,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:36,217 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-20 19:03:36,217 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:03:36,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658217704] [2024-11-20 19:03:36,217 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1658217704] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 19:03:36,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1636560826] [2024-11-20 19:03:36,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:03:36,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:03:36,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 19:03:36,220 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) [2024-11-20 19:03:36,222 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-20 19:03:36,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:36,257 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-20 19:03:36,258 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 19:03:36,313 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-20 19:03:36,313 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-20 19:03:36,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1636560826] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 19:03:36,314 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-20 19:03:36,314 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 9 [2024-11-20 19:03:36,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817765383] [2024-11-20 19:03:36,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 19:03:36,314 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-20 19:03:36,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 19:03:36,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-20 19:03:36,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2024-11-20 19:03:36,315 INFO L87 Difference]: Start difference. First operand 54 states and 69 transitions. Second operand has 6 states, 5 states have (on average 3.4) internal successors, (17), 6 states have internal predecessors, (17), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-20 19:03:36,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 19:03:36,359 INFO L93 Difference]: Finished difference Result 81 states and 116 transitions. [2024-11-20 19:03:36,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-20 19:03:36,360 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.4) internal successors, (17), 6 states have internal predecessors, (17), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 31 [2024-11-20 19:03:36,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 19:03:36,361 INFO L225 Difference]: With dead ends: 81 [2024-11-20 19:03:36,362 INFO L226 Difference]: Without dead ends: 80 [2024-11-20 19:03:36,362 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2024-11-20 19:03:36,363 INFO L432 NwaCegarLoop]: 17 mSDtfsCounter, 2 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 67 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-20 19:03:36,367 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 67 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-20 19:03:36,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2024-11-20 19:03:36,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 63. [2024-11-20 19:03:36,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 47 states have (on average 1.0851063829787233) internal successors, (51), 49 states have internal predecessors, (51), 8 states have call successors, (8), 2 states have call predecessors, (8), 6 states have return successors, (27), 11 states have call predecessors, (27), 7 states have call successors, (27) [2024-11-20 19:03:36,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 86 transitions. [2024-11-20 19:03:36,394 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 86 transitions. Word has length 31 [2024-11-20 19:03:36,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 19:03:36,394 INFO L471 AbstractCegarLoop]: Abstraction has 63 states and 86 transitions. [2024-11-20 19:03:36,394 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.4) internal successors, (17), 6 states have internal predecessors, (17), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-20 19:03:36,394 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 86 transitions. [2024-11-20 19:03:36,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-20 19:03:36,396 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:03:36,397 INFO L215 NwaCegarLoop]: trace histogram [6, 5, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2024-11-20 19:03:36,406 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-20 19:03:36,598 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 [2024-11-20 19:03:36,599 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-20 19:03:36,599 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:03:36,599 INFO L85 PathProgramCache]: Analyzing trace with hash -940023341, now seen corresponding path program 1 times [2024-11-20 19:03:36,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:03:36,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584936928] [2024-11-20 19:03:36,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:03:36,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:03:36,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:36,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:36,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:36,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:36,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:36,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:36,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:36,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-20 19:03:36,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:36,788 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-20 19:03:36,788 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:03:36,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584936928] [2024-11-20 19:03:36,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1584936928] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 19:03:36,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1745863263] [2024-11-20 19:03:36,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:03:36,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:03:36,791 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 19:03:36,794 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) [2024-11-20 19:03:36,795 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-20 19:03:36,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:36,838 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-20 19:03:36,840 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 19:03:36,927 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2024-11-20 19:03:36,927 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 19:03:37,139 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-20 19:03:37,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1745863263] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-20 19:03:37,143 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-20 19:03:37,143 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 7] total 13 [2024-11-20 19:03:37,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442749643] [2024-11-20 19:03:37,143 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-20 19:03:37,144 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-20 19:03:37,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 19:03:37,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-20 19:03:37,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2024-11-20 19:03:37,145 INFO L87 Difference]: Start difference. First operand 63 states and 86 transitions. Second operand has 14 states, 13 states have (on average 3.0) internal successors, (39), 14 states have internal predecessors, (39), 3 states have call successors, (4), 1 states have call predecessors, (4), 4 states have return successors, (8), 8 states have call predecessors, (8), 3 states have call successors, (8) [2024-11-20 19:03:37,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 19:03:37,281 INFO L93 Difference]: Finished difference Result 126 states and 196 transitions. [2024-11-20 19:03:37,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-20 19:03:37,282 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 3.0) internal successors, (39), 14 states have internal predecessors, (39), 3 states have call successors, (4), 1 states have call predecessors, (4), 4 states have return successors, (8), 8 states have call predecessors, (8), 3 states have call successors, (8) Word has length 51 [2024-11-20 19:03:37,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 19:03:37,285 INFO L225 Difference]: With dead ends: 126 [2024-11-20 19:03:37,285 INFO L226 Difference]: Without dead ends: 125 [2024-11-20 19:03:37,286 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 103 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2024-11-20 19:03:37,290 INFO L432 NwaCegarLoop]: 20 mSDtfsCounter, 10 mSDsluCounter, 90 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-20 19:03:37,291 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 110 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-20 19:03:37,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2024-11-20 19:03:37,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 97. [2024-11-20 19:03:37,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 75 states have (on average 1.08) internal successors, (81), 74 states have internal predecessors, (81), 11 states have call successors, (11), 2 states have call predecessors, (11), 9 states have return successors, (66), 20 states have call predecessors, (66), 10 states have call successors, (66) [2024-11-20 19:03:37,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 158 transitions. [2024-11-20 19:03:37,320 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 158 transitions. Word has length 51 [2024-11-20 19:03:37,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 19:03:37,320 INFO L471 AbstractCegarLoop]: Abstraction has 97 states and 158 transitions. [2024-11-20 19:03:37,321 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 3.0) internal successors, (39), 14 states have internal predecessors, (39), 3 states have call successors, (4), 1 states have call predecessors, (4), 4 states have return successors, (8), 8 states have call predecessors, (8), 3 states have call successors, (8) [2024-11-20 19:03:37,321 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 158 transitions. [2024-11-20 19:03:37,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-20 19:03:37,327 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:03:37,327 INFO L215 NwaCegarLoop]: trace histogram [10, 8, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1] [2024-11-20 19:03:37,333 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-20 19:03:37,528 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 [2024-11-20 19:03:37,528 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-20 19:03:37,528 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:03:37,528 INFO L85 PathProgramCache]: Analyzing trace with hash 699737977, now seen corresponding path program 1 times [2024-11-20 19:03:37,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:03:37,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222079621] [2024-11-20 19:03:37,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:03:37,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:03:37,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:37,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:37,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:37,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:37,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:37,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:37,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:37,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-20 19:03:37,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:37,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:37,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:37,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:37,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:37,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-20 19:03:37,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:37,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 19:03:37,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:37,785 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 55 proven. 73 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2024-11-20 19:03:37,785 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:03:37,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222079621] [2024-11-20 19:03:37,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1222079621] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 19:03:37,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [359719214] [2024-11-20 19:03:37,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:03:37,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:03:37,786 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 19:03:37,788 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) [2024-11-20 19:03:37,790 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-20 19:03:37,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:37,836 INFO L255 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-20 19:03:37,838 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 19:03:37,929 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 67 proven. 84 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2024-11-20 19:03:37,929 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 19:03:38,287 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 67 proven. 87 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2024-11-20 19:03:38,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [359719214] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-20 19:03:38,287 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-20 19:03:38,287 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 11] total 17 [2024-11-20 19:03:38,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419593308] [2024-11-20 19:03:38,288 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-20 19:03:38,288 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-20 19:03:38,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 19:03:38,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-20 19:03:38,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=196, Unknown=0, NotChecked=0, Total=272 [2024-11-20 19:03:38,290 INFO L87 Difference]: Start difference. First operand 97 states and 158 transitions. Second operand has 17 states, 17 states have (on average 5.176470588235294) internal successors, (88), 17 states have internal predecessors, (88), 12 states have call successors, (16), 1 states have call predecessors, (16), 5 states have return successors, (16), 8 states have call predecessors, (16), 12 states have call successors, (16) [2024-11-20 19:03:38,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 19:03:38,437 INFO L93 Difference]: Finished difference Result 173 states and 299 transitions. [2024-11-20 19:03:38,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-20 19:03:38,438 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 5.176470588235294) internal successors, (88), 17 states have internal predecessors, (88), 12 states have call successors, (16), 1 states have call predecessors, (16), 5 states have return successors, (16), 8 states have call predecessors, (16), 12 states have call successors, (16) Word has length 87 [2024-11-20 19:03:38,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 19:03:38,439 INFO L225 Difference]: With dead ends: 173 [2024-11-20 19:03:38,442 INFO L226 Difference]: Without dead ends: 79 [2024-11-20 19:03:38,446 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 179 SyntacticMatches, 5 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=145, Invalid=317, Unknown=0, NotChecked=0, Total=462 [2024-11-20 19:03:38,446 INFO L432 NwaCegarLoop]: 15 mSDtfsCounter, 66 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-20 19:03:38,447 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 64 Invalid, 145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-20 19:03:38,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2024-11-20 19:03:38,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 71. [2024-11-20 19:03:38,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 56 states have (on average 1.125) internal successors, (63), 53 states have internal predecessors, (63), 7 states have call successors, (7), 4 states have call predecessors, (7), 6 states have return successors, (26), 13 states have call predecessors, (26), 6 states have call successors, (26) [2024-11-20 19:03:38,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 96 transitions. [2024-11-20 19:03:38,457 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 96 transitions. Word has length 87 [2024-11-20 19:03:38,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 19:03:38,458 INFO L471 AbstractCegarLoop]: Abstraction has 71 states and 96 transitions. [2024-11-20 19:03:38,458 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 5.176470588235294) internal successors, (88), 17 states have internal predecessors, (88), 12 states have call successors, (16), 1 states have call predecessors, (16), 5 states have return successors, (16), 8 states have call predecessors, (16), 12 states have call successors, (16) [2024-11-20 19:03:38,458 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 96 transitions. [2024-11-20 19:03:38,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-20 19:03:38,465 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:03:38,465 INFO L215 NwaCegarLoop]: trace histogram [9, 8, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 1, 1, 1, 1] [2024-11-20 19:03:38,472 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-20 19:03:38,669 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 [2024-11-20 19:03:38,670 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-20 19:03:38,670 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:03:38,670 INFO L85 PathProgramCache]: Analyzing trace with hash -2003735298, now seen corresponding path program 2 times [2024-11-20 19:03:38,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:03:38,670 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586123196] [2024-11-20 19:03:38,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:03:38,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:03:38,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:38,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-20 19:03:38,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:38,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:38,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:38,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:38,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:38,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:38,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:38,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:03:38,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:38,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-20 19:03:38,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:38,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:38,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:38,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:38,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:38,820 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 45 proven. 56 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2024-11-20 19:03:38,820 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:03:38,820 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586123196] [2024-11-20 19:03:38,820 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1586123196] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 19:03:38,820 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1910258076] [2024-11-20 19:03:38,821 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-20 19:03:38,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:03:38,821 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 19:03:38,823 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) [2024-11-20 19:03:38,825 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-20 19:03:38,871 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-20 19:03:38,871 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-20 19:03:38,872 INFO L255 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-20 19:03:38,874 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 19:03:38,934 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 132 proven. 15 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-11-20 19:03:38,935 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 19:03:39,208 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 46 proven. 74 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-11-20 19:03:39,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1910258076] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-20 19:03:39,208 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-20 19:03:39,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 9] total 14 [2024-11-20 19:03:39,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1581826006] [2024-11-20 19:03:39,209 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-20 19:03:39,209 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-20 19:03:39,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 19:03:39,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-20 19:03:39,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2024-11-20 19:03:39,211 INFO L87 Difference]: Start difference. First operand 71 states and 96 transitions. Second operand has 14 states, 14 states have (on average 5.0) internal successors, (70), 14 states have internal predecessors, (70), 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) [2024-11-20 19:03:39,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 19:03:39,280 INFO L93 Difference]: Finished difference Result 130 states and 181 transitions. [2024-11-20 19:03:39,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-20 19:03:39,281 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.0) internal successors, (70), 14 states have internal predecessors, (70), 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 82 [2024-11-20 19:03:39,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 19:03:39,282 INFO L225 Difference]: With dead ends: 130 [2024-11-20 19:03:39,282 INFO L226 Difference]: Without dead ends: 62 [2024-11-20 19:03:39,283 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 171 SyntacticMatches, 4 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=68, Invalid=142, Unknown=0, NotChecked=0, Total=210 [2024-11-20 19:03:39,284 INFO L432 NwaCegarLoop]: 21 mSDtfsCounter, 39 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-20 19:03:39,284 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 54 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-20 19:03:39,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2024-11-20 19:03:39,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 60. [2024-11-20 19:03:39,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 47 states have (on average 1.1063829787234043) internal successors, (52), 45 states have internal predecessors, (52), 6 states have call successors, (6), 4 states have call predecessors, (6), 5 states have return successors, (14), 10 states have call predecessors, (14), 5 states have call successors, (14) [2024-11-20 19:03:39,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 72 transitions. [2024-11-20 19:03:39,291 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 72 transitions. Word has length 82 [2024-11-20 19:03:39,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 19:03:39,292 INFO L471 AbstractCegarLoop]: Abstraction has 60 states and 72 transitions. [2024-11-20 19:03:39,292 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.0) internal successors, (70), 14 states have internal predecessors, (70), 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) [2024-11-20 19:03:39,292 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 72 transitions. [2024-11-20 19:03:39,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-20 19:03:39,294 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:03:39,294 INFO L215 NwaCegarLoop]: trace histogram [16, 13, 13, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 5, 5, 5, 3, 1, 1, 1, 1] [2024-11-20 19:03:39,304 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-20 19:03:39,495 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 [2024-11-20 19:03:39,495 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-20 19:03:39,496 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:03:39,496 INFO L85 PathProgramCache]: Analyzing trace with hash 1314796839, now seen corresponding path program 3 times [2024-11-20 19:03:39,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:03:39,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138701674] [2024-11-20 19:03:39,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:03:39,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:03:39,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:39,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:39,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:39,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:39,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:39,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:39,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:39,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:39,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:39,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:03:39,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:39,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-20 19:03:39,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:39,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:39,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:39,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:39,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:39,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:39,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:39,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:03:39,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:39,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 19:03:39,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:39,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:39,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:39,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:39,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:39,805 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 121 proven. 264 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-11-20 19:03:39,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:03:39,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138701674] [2024-11-20 19:03:39,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2138701674] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 19:03:39,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [610630451] [2024-11-20 19:03:39,806 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-20 19:03:39,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:03:39,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 19:03:39,808 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) [2024-11-20 19:03:39,810 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-20 19:03:39,852 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-11-20 19:03:39,852 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-20 19:03:39,854 INFO L255 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-20 19:03:39,857 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 19:03:39,955 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 121 proven. 4 refuted. 0 times theorem prover too weak. 557 trivial. 0 not checked. [2024-11-20 19:03:39,956 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 19:03:40,194 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 121 proven. 4 refuted. 0 times theorem prover too weak. 557 trivial. 0 not checked. [2024-11-20 19:03:40,195 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [610630451] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-20 19:03:40,195 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-20 19:03:40,195 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 7, 7] total 22 [2024-11-20 19:03:40,195 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728135348] [2024-11-20 19:03:40,195 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-20 19:03:40,196 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-20 19:03:40,196 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 19:03:40,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-20 19:03:40,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=391, Unknown=0, NotChecked=0, Total=462 [2024-11-20 19:03:40,198 INFO L87 Difference]: Start difference. First operand 60 states and 72 transitions. Second operand has 22 states, 22 states have (on average 3.8181818181818183) internal successors, (84), 22 states have internal predecessors, (84), 11 states have call successors, (14), 2 states have call predecessors, (14), 7 states have return successors, (16), 14 states have call predecessors, (16), 10 states have call successors, (16) [2024-11-20 19:03:40,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 19:03:40,610 INFO L93 Difference]: Finished difference Result 138 states and 177 transitions. [2024-11-20 19:03:40,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-20 19:03:40,611 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 3.8181818181818183) internal successors, (84), 22 states have internal predecessors, (84), 11 states have call successors, (14), 2 states have call predecessors, (14), 7 states have return successors, (16), 14 states have call predecessors, (16), 10 states have call successors, (16) Word has length 143 [2024-11-20 19:03:40,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 19:03:40,612 INFO L225 Difference]: With dead ends: 138 [2024-11-20 19:03:40,612 INFO L226 Difference]: Without dead ends: 83 [2024-11-20 19:03:40,614 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 343 GetRequests, 299 SyntacticMatches, 4 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 458 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=345, Invalid=1377, Unknown=0, NotChecked=0, Total=1722 [2024-11-20 19:03:40,614 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 97 mSDsluCounter, 54 mSDsCounter, 0 mSdLazyCounter, 255 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 255 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-20 19:03:40,614 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 64 Invalid, 294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 255 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-20 19:03:40,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2024-11-20 19:03:40,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 73. [2024-11-20 19:03:40,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 58 states have (on average 1.0862068965517242) internal successors, (63), 56 states have internal predecessors, (63), 8 states have call successors, (8), 5 states have call predecessors, (8), 6 states have return successors, (17), 11 states have call predecessors, (17), 7 states have call successors, (17) [2024-11-20 19:03:40,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 88 transitions. [2024-11-20 19:03:40,622 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 88 transitions. Word has length 143 [2024-11-20 19:03:40,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 19:03:40,623 INFO L471 AbstractCegarLoop]: Abstraction has 73 states and 88 transitions. [2024-11-20 19:03:40,623 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 3.8181818181818183) internal successors, (84), 22 states have internal predecessors, (84), 11 states have call successors, (14), 2 states have call predecessors, (14), 7 states have return successors, (16), 14 states have call predecessors, (16), 10 states have call successors, (16) [2024-11-20 19:03:40,623 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 88 transitions. [2024-11-20 19:03:40,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-20 19:03:40,624 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:03:40,624 INFO L215 NwaCegarLoop]: trace histogram [10, 9, 8, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 1, 1, 1, 1, 1] [2024-11-20 19:03:40,632 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-20 19:03:40,824 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 [2024-11-20 19:03:40,825 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-20 19:03:40,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:03:40,826 INFO L85 PathProgramCache]: Analyzing trace with hash -1152563911, now seen corresponding path program 2 times [2024-11-20 19:03:40,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:03:40,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349869122] [2024-11-20 19:03:40,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:03:40,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:03:40,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:40,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:40,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:40,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:40,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:40,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:40,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:40,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:40,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:40,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:41,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:41,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:03:41,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:41,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:03:41,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:41,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-20 19:03:41,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:41,020 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 101 proven. 39 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-20 19:03:41,021 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:03:41,021 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1349869122] [2024-11-20 19:03:41,021 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1349869122] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 19:03:41,021 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [785956333] [2024-11-20 19:03:41,021 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-20 19:03:41,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:03:41,022 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 19:03:41,024 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) [2024-11-20 19:03:41,026 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-20 19:03:41,074 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-20 19:03:41,074 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-20 19:03:41,076 INFO L255 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-20 19:03:41,078 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 19:03:41,159 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 142 proven. 37 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2024-11-20 19:03:41,160 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 19:03:41,612 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 104 proven. 62 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-11-20 19:03:41,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [785956333] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-20 19:03:41,613 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-20 19:03:41,613 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 11] total 17 [2024-11-20 19:03:41,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120824895] [2024-11-20 19:03:41,613 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-20 19:03:41,614 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-20 19:03:41,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 19:03:41,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-20 19:03:41,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2024-11-20 19:03:41,616 INFO L87 Difference]: Start difference. First operand 73 states and 88 transitions. Second operand has 17 states, 17 states have (on average 5.117647058823529) internal successors, (87), 17 states have internal predecessors, (87), 11 states have call successors, (15), 2 states have call predecessors, (15), 6 states have return successors, (17), 7 states have call predecessors, (17), 11 states have call successors, (17) [2024-11-20 19:03:41,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 19:03:41,734 INFO L93 Difference]: Finished difference Result 132 states and 162 transitions. [2024-11-20 19:03:41,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-20 19:03:41,734 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 5.117647058823529) internal successors, (87), 17 states have internal predecessors, (87), 11 states have call successors, (15), 2 states have call predecessors, (15), 6 states have return successors, (17), 7 states have call predecessors, (17), 11 states have call successors, (17) Word has length 91 [2024-11-20 19:03:41,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 19:03:41,736 INFO L225 Difference]: With dead ends: 132 [2024-11-20 19:03:41,736 INFO L226 Difference]: Without dead ends: 64 [2024-11-20 19:03:41,736 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 186 SyntacticMatches, 5 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2024-11-20 19:03:41,737 INFO L432 NwaCegarLoop]: 26 mSDtfsCounter, 26 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 126 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 81 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 126 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-20 19:03:41,737 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 81 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-20 19:03:41,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2024-11-20 19:03:41,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2024-11-20 19:03:41,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 51 states have (on average 1.0588235294117647) internal successors, (54), 49 states have internal predecessors, (54), 7 states have call successors, (7), 6 states have call predecessors, (7), 5 states have return successors, (11), 8 states have call predecessors, (11), 6 states have call successors, (11) [2024-11-20 19:03:41,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 72 transitions. [2024-11-20 19:03:41,744 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 72 transitions. Word has length 91 [2024-11-20 19:03:41,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 19:03:41,745 INFO L471 AbstractCegarLoop]: Abstraction has 64 states and 72 transitions. [2024-11-20 19:03:41,745 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 5.117647058823529) internal successors, (87), 17 states have internal predecessors, (87), 11 states have call successors, (15), 2 states have call predecessors, (15), 6 states have return successors, (17), 7 states have call predecessors, (17), 11 states have call successors, (17) [2024-11-20 19:03:41,745 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 72 transitions. [2024-11-20 19:03:41,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-20 19:03:41,746 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:03:41,747 INFO L215 NwaCegarLoop]: trace histogram [15, 14, 12, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 5, 3, 1, 1, 1, 1] [2024-11-20 19:03:41,755 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-20 19:03:41,950 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 [2024-11-20 19:03:41,951 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-20 19:03:41,951 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:03:41,952 INFO L85 PathProgramCache]: Analyzing trace with hash -1573226011, now seen corresponding path program 3 times [2024-11-20 19:03:41,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:03:41,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232403789] [2024-11-20 19:03:41,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:03:41,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:03:41,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:42,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-20 19:03:42,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:42,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:42,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:42,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:42,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:42,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:42,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:42,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:42,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:42,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:03:42,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:42,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:03:42,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:42,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:42,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:42,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:42,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:42,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 19:03:42,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:42,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:42,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:42,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:42,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:42,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:42,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:42,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:03:42,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:42,491 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 78 proven. 135 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2024-11-20 19:03:42,492 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:03:42,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1232403789] [2024-11-20 19:03:42,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1232403789] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 19:03:42,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [179539864] [2024-11-20 19:03:42,492 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-20 19:03:42,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:03:42,493 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 19:03:42,495 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) [2024-11-20 19:03:42,497 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-20 19:03:42,576 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2024-11-20 19:03:42,577 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-20 19:03:42,578 INFO L255 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-20 19:03:42,580 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 19:03:42,769 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 78 proven. 135 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2024-11-20 19:03:42,770 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 19:03:43,992 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 144 proven. 128 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2024-11-20 19:03:43,993 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [179539864] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-20 19:03:43,993 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-20 19:03:43,993 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 17] total 26 [2024-11-20 19:03:43,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605220811] [2024-11-20 19:03:43,993 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-20 19:03:43,994 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-11-20 19:03:43,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 19:03:43,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-11-20 19:03:43,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=168, Invalid=534, Unknown=0, NotChecked=0, Total=702 [2024-11-20 19:03:43,995 INFO L87 Difference]: Start difference. First operand 64 states and 72 transitions. Second operand has 27 states, 26 states have (on average 2.730769230769231) internal successors, (71), 27 states have internal predecessors, (71), 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) [2024-11-20 19:03:44,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 19:03:44,201 INFO L93 Difference]: Finished difference Result 128 states and 180 transitions. [2024-11-20 19:03:44,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-20 19:03:44,205 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 2.730769230769231) internal successors, (71), 27 states have internal predecessors, (71), 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 143 [2024-11-20 19:03:44,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 19:03:44,207 INFO L225 Difference]: With dead ends: 128 [2024-11-20 19:03:44,207 INFO L226 Difference]: Without dead ends: 127 [2024-11-20 19:03:44,208 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 349 GetRequests, 300 SyntacticMatches, 16 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 671 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=277, Invalid=913, Unknown=0, NotChecked=0, Total=1190 [2024-11-20 19:03:44,208 INFO L432 NwaCegarLoop]: 17 mSDtfsCounter, 24 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 126 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 174 SdHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 126 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-20 19:03:44,209 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 174 Invalid, 138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-20 19:03:44,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2024-11-20 19:03:44,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 100. [2024-11-20 19:03:44,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 79 states have (on average 1.0379746835443038) internal successors, (82), 77 states have internal predecessors, (82), 11 states have call successors, (11), 6 states have call predecessors, (11), 9 states have return successors, (47), 16 states have call predecessors, (47), 10 states have call successors, (47) [2024-11-20 19:03:44,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 140 transitions. [2024-11-20 19:03:44,221 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 140 transitions. Word has length 143 [2024-11-20 19:03:44,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 19:03:44,221 INFO L471 AbstractCegarLoop]: Abstraction has 100 states and 140 transitions. [2024-11-20 19:03:44,222 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 2.730769230769231) internal successors, (71), 27 states have internal predecessors, (71), 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) [2024-11-20 19:03:44,222 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 140 transitions. [2024-11-20 19:03:44,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2024-11-20 19:03:44,225 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:03:44,225 INFO L215 NwaCegarLoop]: trace histogram [34, 32, 27, 17, 17, 17, 17, 16, 16, 16, 16, 16, 16, 16, 16, 15, 10, 7, 1, 1, 1, 1] [2024-11-20 19:03:44,234 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-20 19:03:44,429 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 [2024-11-20 19:03:44,429 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-20 19:03:44,430 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:03:44,430 INFO L85 PathProgramCache]: Analyzing trace with hash -1467722915, now seen corresponding path program 4 times [2024-11-20 19:03:44,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:03:44,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926984570] [2024-11-20 19:03:44,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:03:44,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:03:44,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:44,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:44,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:44,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:44,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:44,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:44,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:44,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:44,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:44,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:44,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:44,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:03:44,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:44,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:03:44,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:44,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:44,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:44,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:44,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:44,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-20 19:03:44,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:44,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:45,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:45,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:45,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:45,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:45,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:45,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:45,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:45,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:45,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:45,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:03:45,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:45,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:03:45,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:45,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:45,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:45,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:45,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:45,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:03:45,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:45,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:45,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:45,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:45,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:45,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:45,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:45,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:45,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:45,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:45,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:45,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:03:45,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:45,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:03:45,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:45,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:45,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:45,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:45,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:45,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:03:45,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:45,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:45,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:45,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:45,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:45,211 INFO L134 CoverageAnalysis]: Checked inductivity of 3713 backedges. 375 proven. 1153 refuted. 0 times theorem prover too weak. 2185 trivial. 0 not checked. [2024-11-20 19:03:45,212 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:03:45,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1926984570] [2024-11-20 19:03:45,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1926984570] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 19:03:45,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1180541613] [2024-11-20 19:03:45,212 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-20 19:03:45,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:03:45,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 19:03:45,215 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) [2024-11-20 19:03:45,216 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-20 19:03:45,315 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-20 19:03:45,315 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-20 19:03:45,317 INFO L255 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-20 19:03:45,332 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 19:03:45,485 INFO L134 CoverageAnalysis]: Checked inductivity of 3713 backedges. 396 proven. 1338 refuted. 0 times theorem prover too weak. 1979 trivial. 0 not checked. [2024-11-20 19:03:45,485 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 19:03:46,575 INFO L134 CoverageAnalysis]: Checked inductivity of 3713 backedges. 396 proven. 1377 refuted. 0 times theorem prover too weak. 1940 trivial. 0 not checked. [2024-11-20 19:03:46,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1180541613] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-20 19:03:46,576 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-20 19:03:46,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 13, 19] total 29 [2024-11-20 19:03:46,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465309376] [2024-11-20 19:03:46,576 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-20 19:03:46,577 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-11-20 19:03:46,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 19:03:46,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-20 19:03:46,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=210, Invalid=602, Unknown=0, NotChecked=0, Total=812 [2024-11-20 19:03:46,579 INFO L87 Difference]: Start difference. First operand 100 states and 140 transitions. Second operand has 29 states, 29 states have (on average 5.172413793103448) internal successors, (150), 29 states have internal predecessors, (150), 24 states have call successors, (28), 1 states have call predecessors, (28), 9 states have return successors, (36), 16 states have call predecessors, (36), 24 states have call successors, (36) [2024-11-20 19:03:46,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 19:03:46,899 INFO L93 Difference]: Finished difference Result 250 states and 396 transitions. [2024-11-20 19:03:46,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-20 19:03:46,900 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), 24 states have call successors, (28), 1 states have call predecessors, (28), 9 states have return successors, (36), 16 states have call predecessors, (36), 24 states have call successors, (36) Word has length 325 [2024-11-20 19:03:46,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 19:03:46,903 INFO L225 Difference]: With dead ends: 250 [2024-11-20 19:03:46,903 INFO L226 Difference]: Without dead ends: 155 [2024-11-20 19:03:46,905 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 743 GetRequests, 695 SyntacticMatches, 9 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 585 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=453, Invalid=1187, Unknown=0, NotChecked=0, Total=1640 [2024-11-20 19:03:46,906 INFO L432 NwaCegarLoop]: 28 mSDtfsCounter, 110 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 312 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 153 SdHoareTripleChecker+Invalid, 379 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 312 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-20 19:03:46,906 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [114 Valid, 153 Invalid, 379 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 312 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-20 19:03:46,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2024-11-20 19:03:46,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 139. [2024-11-20 19:03:46,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 111 states have (on average 1.045045045045045) internal successors, (116), 107 states have internal predecessors, (116), 15 states have call successors, (15), 8 states have call predecessors, (15), 12 states have return successors, (57), 23 states have call predecessors, (57), 14 states have call successors, (57) [2024-11-20 19:03:46,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 188 transitions. [2024-11-20 19:03:46,927 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 188 transitions. Word has length 325 [2024-11-20 19:03:46,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 19:03:46,928 INFO L471 AbstractCegarLoop]: Abstraction has 139 states and 188 transitions. [2024-11-20 19:03:46,928 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), 24 states have call successors, (28), 1 states have call predecessors, (28), 9 states have return successors, (36), 16 states have call predecessors, (36), 24 states have call successors, (36) [2024-11-20 19:03:46,929 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 188 transitions. [2024-11-20 19:03:46,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2024-11-20 19:03:46,933 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:03:46,933 INFO L215 NwaCegarLoop]: trace histogram [31, 30, 25, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 10, 6, 1, 1, 1, 1] [2024-11-20 19:03:46,942 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-11-20 19:03:47,133 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 [2024-11-20 19:03:47,134 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-20 19:03:47,134 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:03:47,134 INFO L85 PathProgramCache]: Analyzing trace with hash 857591595, now seen corresponding path program 5 times [2024-11-20 19:03:47,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:03:47,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042585123] [2024-11-20 19:03:47,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:03:47,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:03:47,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:47,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-20 19:03:47,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:47,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:47,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:47,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:47,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:47,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:47,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:47,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:47,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:47,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:47,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:47,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:03:47,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:47,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:03:47,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:47,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:47,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:47,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:47,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:47,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:03:47,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:47,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:47,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:47,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:47,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:47,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:47,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:47,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:03:47,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:47,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-20 19:03:47,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:47,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:47,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:47,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:47,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:47,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:47,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:47,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:47,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:47,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:47,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:47,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:03:47,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:47,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:03:47,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:47,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:47,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:47,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:47,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:47,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:03:47,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:47,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:47,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:47,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:47,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:47,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:47,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:47,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:03:47,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:47,873 INFO L134 CoverageAnalysis]: Checked inductivity of 3150 backedges. 511 proven. 998 refuted. 0 times theorem prover too weak. 1641 trivial. 0 not checked. [2024-11-20 19:03:47,873 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:03:47,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042585123] [2024-11-20 19:03:47,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1042585123] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 19:03:47,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [498982904] [2024-11-20 19:03:47,874 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-20 19:03:47,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:03:47,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 19:03:47,878 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) [2024-11-20 19:03:47,879 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-20 19:03:47,999 INFO L227 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 17 check-sat command(s) [2024-11-20 19:03:48,000 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-20 19:03:48,002 INFO L255 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-20 19:03:48,006 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 19:03:48,180 INFO L134 CoverageAnalysis]: Checked inductivity of 3150 backedges. 814 proven. 814 refuted. 0 times theorem prover too weak. 1522 trivial. 0 not checked. [2024-11-20 19:03:48,181 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 19:03:49,356 INFO L134 CoverageAnalysis]: Checked inductivity of 3150 backedges. 822 proven. 861 refuted. 0 times theorem prover too weak. 1467 trivial. 0 not checked. [2024-11-20 19:03:49,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [498982904] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-20 19:03:49,357 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-20 19:03:49,357 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 14, 21] total 32 [2024-11-20 19:03:49,357 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898185052] [2024-11-20 19:03:49,357 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-20 19:03:49,358 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-11-20 19:03:49,358 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 19:03:49,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-11-20 19:03:49,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=242, Invalid=750, Unknown=0, NotChecked=0, Total=992 [2024-11-20 19:03:49,360 INFO L87 Difference]: Start difference. First operand 139 states and 188 transitions. Second operand has 32 states, 32 states have (on average 5.125) internal successors, (164), 32 states have internal predecessors, (164), 24 states have call successors, (30), 1 states have call predecessors, (30), 11 states have return successors, (40), 20 states have call predecessors, (40), 24 states have call successors, (40) [2024-11-20 19:03:49,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 19:03:49,781 INFO L93 Difference]: Finished difference Result 280 states and 440 transitions. [2024-11-20 19:03:49,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-20 19:03:49,782 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 32 states have (on average 5.125) internal successors, (164), 32 states have internal predecessors, (164), 24 states have call successors, (30), 1 states have call predecessors, (30), 11 states have return successors, (40), 20 states have call predecessors, (40), 24 states have call successors, (40) Word has length 300 [2024-11-20 19:03:49,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 19:03:49,784 INFO L225 Difference]: With dead ends: 280 [2024-11-20 19:03:49,785 INFO L226 Difference]: Without dead ends: 146 [2024-11-20 19:03:49,787 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 695 GetRequests, 638 SyntacticMatches, 10 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 837 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=614, Invalid=1738, Unknown=0, NotChecked=0, Total=2352 [2024-11-20 19:03:49,788 INFO L432 NwaCegarLoop]: 35 mSDtfsCounter, 171 mSDsluCounter, 149 mSDsCounter, 0 mSdLazyCounter, 434 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 184 SdHoareTripleChecker+Invalid, 530 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 434 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-20 19:03:49,788 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 184 Invalid, 530 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 434 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-20 19:03:49,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2024-11-20 19:03:49,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 130. [2024-11-20 19:03:49,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 105 states have (on average 1.0476190476190477) internal successors, (110), 101 states have internal predecessors, (110), 15 states have call successors, (15), 11 states have call predecessors, (15), 9 states have return successors, (37), 17 states have call predecessors, (37), 14 states have call successors, (37) [2024-11-20 19:03:49,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 162 transitions. [2024-11-20 19:03:49,800 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 162 transitions. Word has length 300 [2024-11-20 19:03:49,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 19:03:49,803 INFO L471 AbstractCegarLoop]: Abstraction has 130 states and 162 transitions. [2024-11-20 19:03:49,804 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 5.125) internal successors, (164), 32 states have internal predecessors, (164), 24 states have call successors, (30), 1 states have call predecessors, (30), 11 states have return successors, (40), 20 states have call predecessors, (40), 24 states have call successors, (40) [2024-11-20 19:03:49,804 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 162 transitions. [2024-11-20 19:03:49,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2024-11-20 19:03:49,807 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:03:49,807 INFO L215 NwaCegarLoop]: trace histogram [31, 30, 25, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 10, 6, 1, 1, 1, 1] [2024-11-20 19:03:49,816 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-11-20 19:03:50,008 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 [2024-11-20 19:03:50,009 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-20 19:03:50,010 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:03:50,010 INFO L85 PathProgramCache]: Analyzing trace with hash -816198827, now seen corresponding path program 6 times [2024-11-20 19:03:50,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:03:50,010 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178298310] [2024-11-20 19:03:50,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:03:50,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:03:50,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:50,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-20 19:03:50,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:50,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:50,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:50,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:50,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:50,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:50,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:50,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:50,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:50,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:50,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:50,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:50,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:50,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:03:50,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:50,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:03:50,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:50,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:50,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:50,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:50,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:50,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:03:50,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:50,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:50,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:50,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:50,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:50,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:50,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:50,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:03:50,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:50,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 19:03:50,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:50,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:50,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:50,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:50,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:50,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:50,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:50,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:03:50,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:50,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-20 19:03:50,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:50,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:50,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:50,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:50,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:50,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:50,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:50,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:50,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:50,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:03:50,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:50,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:03:50,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:50,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:50,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:50,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:50,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:50,616 INFO L134 CoverageAnalysis]: Checked inductivity of 3150 backedges. 595 proven. 736 refuted. 0 times theorem prover too weak. 1819 trivial. 0 not checked. [2024-11-20 19:03:50,616 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:03:50,616 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178298310] [2024-11-20 19:03:50,616 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [178298310] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 19:03:50,616 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1041862502] [2024-11-20 19:03:50,616 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-20 19:03:50,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:03:50,617 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 19:03:50,619 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) [2024-11-20 19:03:50,620 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-20 19:03:50,753 INFO L227 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 18 check-sat command(s) [2024-11-20 19:03:50,753 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-20 19:03:50,756 INFO L255 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-20 19:03:50,759 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 19:03:50,939 INFO L134 CoverageAnalysis]: Checked inductivity of 3150 backedges. 690 proven. 797 refuted. 0 times theorem prover too weak. 1663 trivial. 0 not checked. [2024-11-20 19:03:50,940 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 19:03:52,138 INFO L134 CoverageAnalysis]: Checked inductivity of 3150 backedges. 706 proven. 824 refuted. 0 times theorem prover too weak. 1620 trivial. 0 not checked. [2024-11-20 19:03:52,139 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1041862502] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-20 19:03:52,139 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-20 19:03:52,139 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 13, 19] total 30 [2024-11-20 19:03:52,139 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760689840] [2024-11-20 19:03:52,139 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-20 19:03:52,140 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-11-20 19:03:52,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 19:03:52,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-11-20 19:03:52,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=198, Invalid=672, Unknown=0, NotChecked=0, Total=870 [2024-11-20 19:03:52,141 INFO L87 Difference]: Start difference. First operand 130 states and 162 transitions. Second operand has 30 states, 30 states have (on average 5.366666666666666) internal successors, (161), 30 states have internal predecessors, (161), 21 states have call successors, (29), 1 states have call predecessors, (29), 12 states have return successors, (38), 21 states have call predecessors, (38), 21 states have call successors, (38) [2024-11-20 19:03:52,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 19:03:52,525 INFO L93 Difference]: Finished difference Result 257 states and 345 transitions. [2024-11-20 19:03:52,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-20 19:03:52,526 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 5.366666666666666) internal successors, (161), 30 states have internal predecessors, (161), 21 states have call successors, (29), 1 states have call predecessors, (29), 12 states have return successors, (38), 21 states have call predecessors, (38), 21 states have call successors, (38) Word has length 300 [2024-11-20 19:03:52,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 19:03:52,527 INFO L225 Difference]: With dead ends: 257 [2024-11-20 19:03:52,527 INFO L226 Difference]: Without dead ends: 132 [2024-11-20 19:03:52,529 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 685 GetRequests, 637 SyntacticMatches, 9 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 648 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=420, Invalid=1220, Unknown=0, NotChecked=0, Total=1640 [2024-11-20 19:03:52,529 INFO L432 NwaCegarLoop]: 48 mSDtfsCounter, 97 mSDsluCounter, 203 mSDsCounter, 0 mSdLazyCounter, 581 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 251 SdHoareTripleChecker+Invalid, 647 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 581 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-20 19:03:52,529 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 251 Invalid, 647 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 581 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-20 19:03:52,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2024-11-20 19:03:52,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 112. [2024-11-20 19:03:52,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 90 states have (on average 1.0333333333333334) internal successors, (93), 88 states have internal predecessors, (93), 14 states have call successors, (14), 11 states have call predecessors, (14), 7 states have return successors, (28), 12 states have call predecessors, (28), 13 states have call successors, (28) [2024-11-20 19:03:52,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 135 transitions. [2024-11-20 19:03:52,540 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 135 transitions. Word has length 300 [2024-11-20 19:03:52,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 19:03:52,541 INFO L471 AbstractCegarLoop]: Abstraction has 112 states and 135 transitions. [2024-11-20 19:03:52,541 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 5.366666666666666) internal successors, (161), 30 states have internal predecessors, (161), 21 states have call successors, (29), 1 states have call predecessors, (29), 12 states have return successors, (38), 21 states have call predecessors, (38), 21 states have call successors, (38) [2024-11-20 19:03:52,541 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 135 transitions. [2024-11-20 19:03:52,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 765 [2024-11-20 19:03:52,557 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:03:52,557 INFO L215 NwaCegarLoop]: trace histogram [80, 75, 65, 41, 41, 41, 41, 38, 38, 38, 38, 38, 37, 37, 37, 36, 24, 15, 1, 1, 1, 1] [2024-11-20 19:03:52,567 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-11-20 19:03:52,761 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 [2024-11-20 19:03:52,761 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-20 19:03:52,762 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:03:52,762 INFO L85 PathProgramCache]: Analyzing trace with hash -718840618, now seen corresponding path program 7 times [2024-11-20 19:03:52,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:03:52,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809126603] [2024-11-20 19:03:52,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:03:52,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:03:52,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:53,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-20 19:03:53,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:53,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:53,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:53,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:53,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:53,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:53,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:53,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:53,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:53,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:53,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:53,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:53,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:53,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:03:53,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:53,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:03:53,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:53,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:53,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:53,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:53,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:53,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:03:53,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:53,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:53,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:53,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:53,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:53,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:53,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:53,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:03:53,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:53,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 19:03:53,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:53,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:53,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:53,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:53,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:53,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:53,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:53,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:53,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:53,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:03:53,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:53,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:03:53,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:53,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:53,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:53,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:53,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:53,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-20 19:03:53,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:53,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:53,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:54,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:54,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:54,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:54,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:54,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:03:54,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:03:54,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:54,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:54,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:03:54,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:54,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:54,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:54,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:03:54,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 19:03:54,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:54,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:54,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:54,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:54,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:03:54,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:03:54,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:54,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:54,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2024-11-20 19:03:54,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:54,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:54,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:54,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:54,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:54,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:54,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:03:54,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:03:54,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:54,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:54,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:03:54,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:54,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:54,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:54,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:03:54,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 19:03:54,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:54,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:54,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:54,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:54,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:03:54,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:03:54,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:54,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:54,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,211 INFO L134 CoverageAnalysis]: Checked inductivity of 21220 backedges. 1038 proven. 4493 refuted. 0 times theorem prover too weak. 15689 trivial. 0 not checked. [2024-11-20 19:03:54,212 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:03:54,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809126603] [2024-11-20 19:03:54,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1809126603] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 19:03:54,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [667568580] [2024-11-20 19:03:54,212 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-20 19:03:54,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:03:54,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 19:03:54,217 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) [2024-11-20 19:03:54,218 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-20 19:03:54,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:54,516 INFO L255 TraceCheckSpWp]: Trace formula consists of 1429 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-20 19:03:54,532 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 19:03:54,717 INFO L134 CoverageAnalysis]: Checked inductivity of 21220 backedges. 10447 proven. 2739 refuted. 0 times theorem prover too weak. 8034 trivial. 0 not checked. [2024-11-20 19:03:54,717 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 19:03:56,543 INFO L134 CoverageAnalysis]: Checked inductivity of 21220 backedges. 1225 proven. 4920 refuted. 0 times theorem prover too weak. 15075 trivial. 0 not checked. [2024-11-20 19:03:56,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [667568580] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-20 19:03:56,544 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-20 19:03:56,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 17, 23] total 33 [2024-11-20 19:03:56,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [283908290] [2024-11-20 19:03:56,544 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-20 19:03:56,545 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-11-20 19:03:56,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 19:03:56,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-11-20 19:03:56,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=252, Invalid=804, Unknown=0, NotChecked=0, Total=1056 [2024-11-20 19:03:56,547 INFO L87 Difference]: Start difference. First operand 112 states and 135 transitions. Second operand has 33 states, 33 states have (on average 5.515151515151516) internal successors, (182), 33 states have internal predecessors, (182), 29 states have call successors, (35), 6 states have call predecessors, (35), 10 states have return successors, (39), 16 states have call predecessors, (39), 25 states have call successors, (39) [2024-11-20 19:03:56,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 19:03:56,851 INFO L93 Difference]: Finished difference Result 264 states and 343 transitions. [2024-11-20 19:03:56,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-20 19:03:56,852 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 33 states have (on average 5.515151515151516) internal successors, (182), 33 states have internal predecessors, (182), 29 states have call successors, (35), 6 states have call predecessors, (35), 10 states have return successors, (39), 16 states have call predecessors, (39), 25 states have call successors, (39) Word has length 764 [2024-11-20 19:03:56,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 19:03:56,853 INFO L225 Difference]: With dead ends: 264 [2024-11-20 19:03:56,853 INFO L226 Difference]: Without dead ends: 157 [2024-11-20 19:03:56,855 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1718 GetRequests, 1654 SyntacticMatches, 17 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 921 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=672, Invalid=1680, Unknown=0, NotChecked=0, Total=2352 [2024-11-20 19:03:56,856 INFO L432 NwaCegarLoop]: 15 mSDtfsCounter, 213 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 250 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 215 SdHoareTripleChecker+Valid, 119 SdHoareTripleChecker+Invalid, 319 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 250 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-20 19:03:56,856 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [215 Valid, 119 Invalid, 319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 250 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-20 19:03:56,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2024-11-20 19:03:56,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 124. [2024-11-20 19:03:56,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 99 states have (on average 1.0303030303030303) internal successors, (102), 98 states have internal predecessors, (102), 16 states have call successors, (16), 12 states have call predecessors, (16), 8 states have return successors, (35), 13 states have call predecessors, (35), 15 states have call successors, (35) [2024-11-20 19:03:56,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 153 transitions. [2024-11-20 19:03:56,866 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 153 transitions. Word has length 764 [2024-11-20 19:03:56,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 19:03:56,866 INFO L471 AbstractCegarLoop]: Abstraction has 124 states and 153 transitions. [2024-11-20 19:03:56,867 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 5.515151515151516) internal successors, (182), 33 states have internal predecessors, (182), 29 states have call successors, (35), 6 states have call predecessors, (35), 10 states have return successors, (39), 16 states have call predecessors, (39), 25 states have call successors, (39) [2024-11-20 19:03:56,867 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 153 transitions. [2024-11-20 19:03:56,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2024-11-20 19:03:56,868 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:03:56,869 INFO L215 NwaCegarLoop]: trace histogram [41, 40, 33, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 19, 13, 8, 1, 1, 1, 1] [2024-11-20 19:03:56,878 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-11-20 19:03:57,069 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 [2024-11-20 19:03:57,070 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-20 19:03:57,070 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:03:57,070 INFO L85 PathProgramCache]: Analyzing trace with hash -247046770, now seen corresponding path program 8 times [2024-11-20 19:03:57,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:03:57,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703839228] [2024-11-20 19:03:57,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:03:57,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:03:57,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:58,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-20 19:03:58,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:58,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:58,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:58,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:58,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:58,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:58,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:58,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:58,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:58,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:58,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:58,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:58,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:58,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:03:58,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:58,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:03:58,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:58,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:58,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:58,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:58,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:58,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:03:58,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:58,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:58,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:58,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:58,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:58,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:58,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:58,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:03:58,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:58,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 19:03:58,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:58,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:58,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:58,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:58,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:58,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:58,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:58,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:58,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:58,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:03:58,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:58,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:03:58,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:58,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:58,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:58,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:58,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:58,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-20 19:03:58,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:59,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:59,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:59,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:59,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:59,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:59,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:59,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:59,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:59,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:59,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:59,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:03:59,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:59,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:03:59,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:59,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:59,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:59,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:59,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:59,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:03:59,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:59,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:59,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:59,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:03:59,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:59,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:03:59,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:59,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:03:59,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:03:59,189 INFO L134 CoverageAnalysis]: Checked inductivity of 5628 backedges. 820 proven. 1112 refuted. 0 times theorem prover too weak. 3696 trivial. 0 not checked. [2024-11-20 19:03:59,189 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:03:59,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703839228] [2024-11-20 19:03:59,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [703839228] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 19:03:59,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [855649069] [2024-11-20 19:03:59,190 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-20 19:03:59,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:03:59,190 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 19:03:59,192 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) [2024-11-20 19:03:59,194 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-11-20 19:03:59,369 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-20 19:03:59,369 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-20 19:03:59,372 INFO L255 TraceCheckSpWp]: Trace formula consists of 756 conjuncts, 81 conjuncts are in the unsatisfiable core [2024-11-20 19:03:59,377 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 19:03:59,767 INFO L134 CoverageAnalysis]: Checked inductivity of 5628 backedges. 820 proven. 1112 refuted. 0 times theorem prover too weak. 3696 trivial. 0 not checked. [2024-11-20 19:03:59,767 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 19:04:06,037 INFO L134 CoverageAnalysis]: Checked inductivity of 5628 backedges. 1149 proven. 1015 refuted. 0 times theorem prover too weak. 3464 trivial. 0 not checked. [2024-11-20 19:04:06,038 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [855649069] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-20 19:04:06,038 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-20 19:04:06,038 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18, 29] total 40 [2024-11-20 19:04:06,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979497734] [2024-11-20 19:04:06,038 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-20 19:04:06,039 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2024-11-20 19:04:06,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 19:04:06,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2024-11-20 19:04:06,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=367, Invalid=1273, Unknown=0, NotChecked=0, Total=1640 [2024-11-20 19:04:06,041 INFO L87 Difference]: Start difference. First operand 124 states and 153 transitions. Second operand has 41 states, 40 states have (on average 2.625) internal successors, (105), 41 states have internal predecessors, (105), 11 states have call successors, (12), 1 states have call predecessors, (12), 11 states have return successors, (28), 28 states have call predecessors, (28), 11 states have call successors, (28) [2024-11-20 19:04:06,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 19:04:06,190 INFO L93 Difference]: Finished difference Result 155 states and 207 transitions. [2024-11-20 19:04:06,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-20 19:04:06,191 INFO L78 Accepts]: Start accepts. Automaton has has 41 states, 40 states have (on average 2.625) internal successors, (105), 41 states have internal predecessors, (105), 11 states have call successors, (12), 1 states have call predecessors, (12), 11 states have return successors, (28), 28 states have call predecessors, (28), 11 states have call successors, (28) Word has length 398 [2024-11-20 19:04:06,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 19:04:06,193 INFO L225 Difference]: With dead ends: 155 [2024-11-20 19:04:06,193 INFO L226 Difference]: Without dead ends: 154 [2024-11-20 19:04:06,194 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 958 GetRequests, 854 SyntacticMatches, 62 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2284 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=409, Invalid=1483, Unknown=0, NotChecked=0, Total=1892 [2024-11-20 19:04:06,194 INFO L432 NwaCegarLoop]: 17 mSDtfsCounter, 10 mSDsluCounter, 169 mSDsCounter, 0 mSdLazyCounter, 146 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 186 SdHoareTripleChecker+Invalid, 150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 146 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-20 19:04:06,195 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 186 Invalid, 150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 146 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-20 19:04:06,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2024-11-20 19:04:06,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 145. [2024-11-20 19:04:06,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 116 states have (on average 1.0258620689655173) internal successors, (119), 114 states have internal predecessors, (119), 18 states have call successors, (18), 12 states have call predecessors, (18), 10 states have return successors, (55), 18 states have call predecessors, (55), 17 states have call successors, (55) [2024-11-20 19:04:06,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 192 transitions. [2024-11-20 19:04:06,205 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 192 transitions. Word has length 398 [2024-11-20 19:04:06,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 19:04:06,205 INFO L471 AbstractCegarLoop]: Abstraction has 145 states and 192 transitions. [2024-11-20 19:04:06,206 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 40 states have (on average 2.625) internal successors, (105), 41 states have internal predecessors, (105), 11 states have call successors, (12), 1 states have call predecessors, (12), 11 states have return successors, (28), 28 states have call predecessors, (28), 11 states have call successors, (28) [2024-11-20 19:04:06,206 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 192 transitions. [2024-11-20 19:04:06,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 817 [2024-11-20 19:04:06,211 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:04:06,211 INFO L215 NwaCegarLoop]: trace histogram [84, 82, 68, 42, 42, 42, 42, 41, 41, 41, 41, 41, 41, 41, 41, 40, 26, 16, 1, 1, 1, 1] [2024-11-20 19:04:06,221 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-11-20 19:04:06,411 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 [2024-11-20 19:04:06,412 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-20 19:04:06,412 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:04:06,412 INFO L85 PathProgramCache]: Analyzing trace with hash -1313463014, now seen corresponding path program 9 times [2024-11-20 19:04:06,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:04:06,412 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838260164] [2024-11-20 19:04:06,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:04:06,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:04:06,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:07,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:07,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:07,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:07,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:07,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:07,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:07,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:07,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:07,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:07,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:07,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:07,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:04:07,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:07,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:07,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:07,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:07,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 19:04:07,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:07,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:07,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:07,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:07,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:07,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:07,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:07,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:07,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-20 19:04:07,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:07,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:07,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:07,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:07,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:07,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:07,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:07,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:07,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:07,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:04:07,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:07,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:07,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:07,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:07,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-11-20 19:04:07,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:07,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:07,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:07,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:08,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:08,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:08,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:08,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:08,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:08,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:08,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:08,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:08,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:04:08,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:08,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:08,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:08,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:08,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 19:04:08,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:08,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:08,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:08,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:08,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:08,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:08,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:08,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:08,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-20 19:04:08,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:08,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:08,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:08,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:08,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:08,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:08,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:08,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:08,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:08,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:04:08,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:08,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:08,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:08,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:08,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:08,245 INFO L134 CoverageAnalysis]: Checked inductivity of 24215 backedges. 2368 proven. 4942 refuted. 0 times theorem prover too weak. 16905 trivial. 0 not checked. [2024-11-20 19:04:08,245 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:04:08,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838260164] [2024-11-20 19:04:08,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1838260164] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 19:04:08,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2041784082] [2024-11-20 19:04:08,246 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-20 19:04:08,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:04:08,246 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 19:04:08,248 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) [2024-11-20 19:04:08,249 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-11-20 19:04:08,576 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 47 check-sat command(s) [2024-11-20 19:04:08,576 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-20 19:04:08,579 INFO L255 TraceCheckSpWp]: Trace formula consists of 1151 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-20 19:04:08,586 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 19:04:08,732 INFO L134 CoverageAnalysis]: Checked inductivity of 24215 backedges. 3117 proven. 1710 refuted. 0 times theorem prover too weak. 19388 trivial. 0 not checked. [2024-11-20 19:04:08,732 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 19:04:10,224 INFO L134 CoverageAnalysis]: Checked inductivity of 24215 backedges. 3117 proven. 1773 refuted. 0 times theorem prover too weak. 19325 trivial. 0 not checked. [2024-11-20 19:04:10,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2041784082] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-20 19:04:10,224 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-20 19:04:10,225 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 13, 19] total 39 [2024-11-20 19:04:10,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866656873] [2024-11-20 19:04:10,225 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-20 19:04:10,226 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2024-11-20 19:04:10,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 19:04:10,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2024-11-20 19:04:10,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=361, Invalid=1121, Unknown=0, NotChecked=0, Total=1482 [2024-11-20 19:04:10,227 INFO L87 Difference]: Start difference. First operand 145 states and 192 transitions. Second operand has 39 states, 39 states have (on average 4.794871794871795) internal successors, (187), 39 states have internal predecessors, (187), 21 states have call successors, (33), 1 states have call predecessors, (33), 15 states have return successors, (46), 34 states have call predecessors, (46), 21 states have call successors, (46) [2024-11-20 19:04:10,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 19:04:10,819 INFO L93 Difference]: Finished difference Result 337 states and 489 transitions. [2024-11-20 19:04:10,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-11-20 19:04:10,820 INFO L78 Accepts]: Start accepts. Automaton has has 39 states, 39 states have (on average 4.794871794871795) internal successors, (187), 39 states have internal predecessors, (187), 21 states have call successors, (33), 1 states have call predecessors, (33), 15 states have return successors, (46), 34 states have call predecessors, (46), 21 states have call successors, (46) Word has length 816 [2024-11-20 19:04:10,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 19:04:10,822 INFO L225 Difference]: With dead ends: 337 [2024-11-20 19:04:10,822 INFO L226 Difference]: Without dead ends: 197 [2024-11-20 19:04:10,825 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1848 GetRequests, 1776 SyntacticMatches, 9 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1475 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=988, Invalid=3172, Unknown=0, NotChecked=0, Total=4160 [2024-11-20 19:04:10,826 INFO L432 NwaCegarLoop]: 49 mSDtfsCounter, 311 mSDsluCounter, 248 mSDsCounter, 0 mSdLazyCounter, 671 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 315 SdHoareTripleChecker+Valid, 297 SdHoareTripleChecker+Invalid, 847 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 671 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-20 19:04:10,826 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [315 Valid, 297 Invalid, 847 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 671 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-20 19:04:10,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2024-11-20 19:04:10,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 184. [2024-11-20 19:04:10,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 149 states have (on average 1.0335570469798658) internal successors, (154), 145 states have internal predecessors, (154), 23 states have call successors, (23), 17 states have call predecessors, (23), 11 states have return successors, (64), 21 states have call predecessors, (64), 22 states have call successors, (64) [2024-11-20 19:04:10,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 241 transitions. [2024-11-20 19:04:10,839 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 241 transitions. Word has length 816 [2024-11-20 19:04:10,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 19:04:10,840 INFO L471 AbstractCegarLoop]: Abstraction has 184 states and 241 transitions. [2024-11-20 19:04:10,841 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 4.794871794871795) internal successors, (187), 39 states have internal predecessors, (187), 21 states have call successors, (33), 1 states have call predecessors, (33), 15 states have return successors, (46), 34 states have call predecessors, (46), 21 states have call successors, (46) [2024-11-20 19:04:10,841 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 241 transitions. [2024-11-20 19:04:10,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 811 [2024-11-20 19:04:10,845 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:04:10,846 INFO L215 NwaCegarLoop]: trace histogram [83, 82, 67, 41, 41, 41, 41, 41, 41, 41, 41, 41, 41, 41, 41, 40, 26, 16, 1, 1, 1, 1] [2024-11-20 19:04:10,856 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-11-20 19:04:11,046 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 [2024-11-20 19:04:11,046 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-20 19:04:11,047 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:04:11,047 INFO L85 PathProgramCache]: Analyzing trace with hash -975339641, now seen corresponding path program 10 times [2024-11-20 19:04:11,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:04:11,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211359194] [2024-11-20 19:04:11,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:04:11,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:04:11,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:11,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-20 19:04:11,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:11,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:11,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:11,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:11,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:11,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:11,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:11,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:11,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:12,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:12,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:12,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:12,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:04:12,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:12,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:12,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 19:04:12,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:12,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:12,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:12,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:12,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-20 19:04:12,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:12,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:12,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:12,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:12,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:04:12,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:12,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:12,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-20 19:04:12,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:12,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:12,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:12,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:12,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:04:12,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:12,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:12,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 566 [2024-11-20 19:04:12,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:12,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:12,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:12,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:12,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:04:12,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:12,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:12,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 19:04:12,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:12,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:12,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:12,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:12,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:12,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:12,399 INFO L134 CoverageAnalysis]: Checked inductivity of 23859 backedges. 2376 proven. 4185 refuted. 0 times theorem prover too weak. 17298 trivial. 0 not checked. [2024-11-20 19:04:12,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:04:12,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211359194] [2024-11-20 19:04:12,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1211359194] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 19:04:12,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2080406044] [2024-11-20 19:04:12,400 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-20 19:04:12,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:04:12,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 19:04:12,403 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) [2024-11-20 19:04:12,404 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-11-20 19:04:12,697 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-20 19:04:12,697 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-20 19:04:12,700 INFO L255 TraceCheckSpWp]: Trace formula consists of 1006 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-20 19:04:12,707 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 19:04:12,877 INFO L134 CoverageAnalysis]: Checked inductivity of 23859 backedges. 12210 proven. 2667 refuted. 0 times theorem prover too weak. 8982 trivial. 0 not checked. [2024-11-20 19:04:12,877 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 19:04:16,058 INFO L134 CoverageAnalysis]: Checked inductivity of 23859 backedges. 2246 proven. 5308 refuted. 0 times theorem prover too weak. 16305 trivial. 0 not checked. [2024-11-20 19:04:16,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2080406044] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-20 19:04:16,058 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-20 19:04:16,058 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 17, 27] total 39 [2024-11-20 19:04:16,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618282615] [2024-11-20 19:04:16,059 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-20 19:04:16,060 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2024-11-20 19:04:16,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 19:04:16,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2024-11-20 19:04:16,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=362, Invalid=1120, Unknown=0, NotChecked=0, Total=1482 [2024-11-20 19:04:16,061 INFO L87 Difference]: Start difference. First operand 184 states and 241 transitions. Second operand has 39 states, 39 states have (on average 5.410256410256411) internal successors, (211), 39 states have internal predecessors, (211), 34 states have call successors, (40), 2 states have call predecessors, (40), 14 states have return successors, (56), 22 states have call predecessors, (56), 34 states have call successors, (56) [2024-11-20 19:04:16,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 19:04:16,434 INFO L93 Difference]: Finished difference Result 363 states and 492 transitions. [2024-11-20 19:04:16,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-20 19:04:16,435 INFO L78 Accepts]: Start accepts. Automaton has has 39 states, 39 states have (on average 5.410256410256411) internal successors, (211), 39 states have internal predecessors, (211), 34 states have call successors, (40), 2 states have call predecessors, (40), 14 states have return successors, (56), 22 states have call predecessors, (56), 34 states have call successors, (56) Word has length 810 [2024-11-20 19:04:16,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 19:04:16,437 INFO L225 Difference]: With dead ends: 363 [2024-11-20 19:04:16,437 INFO L226 Difference]: Without dead ends: 184 [2024-11-20 19:04:16,439 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1818 GetRequests, 1756 SyntacticMatches, 13 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1102 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=662, Invalid=1888, Unknown=0, NotChecked=0, Total=2550 [2024-11-20 19:04:16,439 INFO L432 NwaCegarLoop]: 55 mSDtfsCounter, 144 mSDsluCounter, 218 mSDsCounter, 0 mSdLazyCounter, 656 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 273 SdHoareTripleChecker+Invalid, 730 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 656 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-20 19:04:16,440 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 273 Invalid, 730 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 656 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-20 19:04:16,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2024-11-20 19:04:16,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 148. [2024-11-20 19:04:16,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 119 states have (on average 1.0252100840336134) internal successors, (122), 117 states have internal predecessors, (122), 19 states have call successors, (19), 14 states have call predecessors, (19), 9 states have return successors, (45), 16 states have call predecessors, (45), 18 states have call successors, (45) [2024-11-20 19:04:16,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 186 transitions. [2024-11-20 19:04:16,450 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 186 transitions. Word has length 810 [2024-11-20 19:04:16,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 19:04:16,451 INFO L471 AbstractCegarLoop]: Abstraction has 148 states and 186 transitions. [2024-11-20 19:04:16,451 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 5.410256410256411) internal successors, (211), 39 states have internal predecessors, (211), 34 states have call successors, (40), 2 states have call predecessors, (40), 14 states have return successors, (56), 22 states have call predecessors, (56), 34 states have call successors, (56) [2024-11-20 19:04:16,451 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 186 transitions. [2024-11-20 19:04:16,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 915 [2024-11-20 19:04:16,456 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:04:16,457 INFO L215 NwaCegarLoop]: trace histogram [94, 92, 76, 47, 47, 47, 47, 46, 46, 46, 46, 46, 46, 46, 46, 45, 29, 18, 1, 1, 1, 1] [2024-11-20 19:04:16,466 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-11-20 19:04:16,657 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 [2024-11-20 19:04:16,657 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-20 19:04:16,658 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:04:16,658 INFO L85 PathProgramCache]: Analyzing trace with hash -501661377, now seen corresponding path program 11 times [2024-11-20 19:04:16,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:04:16,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [785160239] [2024-11-20 19:04:16,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:04:16,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:04:16,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:17,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:17,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:17,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:17,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:17,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:17,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:17,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:17,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:17,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:17,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:17,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:17,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:17,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:04:17,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:17,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:17,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:17,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:17,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 19:04:17,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:17,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:17,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:17,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:17,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:17,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:17,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:17,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:17,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-20 19:04:17,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:17,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:17,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:17,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:17,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:17,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:17,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:17,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:17,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:17,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:04:17,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:17,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:17,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:17,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:17,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-20 19:04:17,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:17,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:17,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:17,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:17,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:17,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:17,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:17,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:17,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:17,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:17,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:04:17,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:17,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:17,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:17,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:17,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 19:04:17,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:17,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:17,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:17,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:17,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:17,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:17,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:17,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:17,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 670 [2024-11-20 19:04:17,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:17,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:17,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:17,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:18,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:18,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:18,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:18,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:18,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:18,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:18,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:18,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:18,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:18,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:18,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:18,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:18,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:18,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:18,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:18,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:18,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:04:18,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:18,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:18,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:18,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:18,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:18,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:18,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:18,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:18,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:18,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 19:04:18,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:18,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:18,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:18,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:18,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:18,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:18,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:18,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:18,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:18,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:18,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:18,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:18,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:18,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:18,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:18,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:18,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:18,154 INFO L134 CoverageAnalysis]: Checked inductivity of 30452 backedges. 4000 proven. 4351 refuted. 0 times theorem prover too weak. 22101 trivial. 0 not checked. [2024-11-20 19:04:18,154 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:04:18,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [785160239] [2024-11-20 19:04:18,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [785160239] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 19:04:18,155 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [175638172] [2024-11-20 19:04:18,155 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-20 19:04:18,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:04:18,155 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 19:04:18,156 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) [2024-11-20 19:04:18,157 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-11-20 19:04:18,526 INFO L227 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 54 check-sat command(s) [2024-11-20 19:04:18,527 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-20 19:04:18,530 INFO L255 TraceCheckSpWp]: Trace formula consists of 1397 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-20 19:04:18,539 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 19:04:18,749 INFO L134 CoverageAnalysis]: Checked inductivity of 30452 backedges. 5617 proven. 3093 refuted. 0 times theorem prover too weak. 21742 trivial. 0 not checked. [2024-11-20 19:04:18,750 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 19:04:21,959 INFO L134 CoverageAnalysis]: Checked inductivity of 30452 backedges. 5617 proven. 3229 refuted. 0 times theorem prover too weak. 21606 trivial. 0 not checked. [2024-11-20 19:04:21,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [175638172] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-20 19:04:21,959 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-20 19:04:21,959 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 18, 29] total 45 [2024-11-20 19:04:21,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609809462] [2024-11-20 19:04:21,960 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-20 19:04:21,961 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2024-11-20 19:04:21,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 19:04:21,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2024-11-20 19:04:21,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=475, Invalid=1505, Unknown=0, NotChecked=0, Total=1980 [2024-11-20 19:04:21,962 INFO L87 Difference]: Start difference. First operand 148 states and 186 transitions. Second operand has 45 states, 45 states have (on average 5.044444444444444) internal successors, (227), 45 states have internal predecessors, (227), 35 states have call successors, (43), 1 states have call predecessors, (43), 16 states have return successors, (61), 30 states have call predecessors, (61), 35 states have call successors, (61) [2024-11-20 19:04:22,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 19:04:22,507 INFO L93 Difference]: Finished difference Result 320 states and 420 transitions. [2024-11-20 19:04:22,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-20 19:04:22,512 INFO L78 Accepts]: Start accepts. Automaton has has 45 states, 45 states have (on average 5.044444444444444) internal successors, (227), 45 states have internal predecessors, (227), 35 states have call successors, (43), 1 states have call predecessors, (43), 16 states have return successors, (61), 30 states have call predecessors, (61), 35 states have call successors, (61) Word has length 914 [2024-11-20 19:04:22,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 19:04:22,514 INFO L225 Difference]: With dead ends: 320 [2024-11-20 19:04:22,514 INFO L226 Difference]: Without dead ends: 177 [2024-11-20 19:04:22,519 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2051 GetRequests, 1980 SyntacticMatches, 14 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1546 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=854, Invalid=2568, Unknown=0, NotChecked=0, Total=3422 [2024-11-20 19:04:22,520 INFO L432 NwaCegarLoop]: 62 mSDtfsCounter, 255 mSDsluCounter, 351 mSDsCounter, 0 mSdLazyCounter, 1042 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 413 SdHoareTripleChecker+Invalid, 1150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 1042 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-20 19:04:22,520 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 413 Invalid, 1150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 1042 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-20 19:04:22,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2024-11-20 19:04:22,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 154. [2024-11-20 19:04:22,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 124 states have (on average 1.0241935483870968) internal successors, (127), 122 states have internal predecessors, (127), 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) [2024-11-20 19:04:22,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 194 transitions. [2024-11-20 19:04:22,534 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 194 transitions. Word has length 914 [2024-11-20 19:04:22,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 19:04:22,535 INFO L471 AbstractCegarLoop]: Abstraction has 154 states and 194 transitions. [2024-11-20 19:04:22,535 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 45 states have (on average 5.044444444444444) internal successors, (227), 45 states have internal predecessors, (227), 35 states have call successors, (43), 1 states have call predecessors, (43), 16 states have return successors, (61), 30 states have call predecessors, (61), 35 states have call successors, (61) [2024-11-20 19:04:22,536 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 194 transitions. [2024-11-20 19:04:22,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2007 [2024-11-20 19:04:22,557 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:04:22,558 INFO L215 NwaCegarLoop]: trace histogram [207, 201, 168, 105, 105, 105, 105, 101, 101, 101, 101, 101, 100, 100, 100, 99, 63, 39, 1, 1, 1, 1] [2024-11-20 19:04:22,569 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2024-11-20 19:04:22,758 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 [2024-11-20 19:04:22,759 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-20 19:04:22,759 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:04:22,759 INFO L85 PathProgramCache]: Analyzing trace with hash -174929462, now seen corresponding path program 12 times [2024-11-20 19:04:22,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:04:22,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254941170] [2024-11-20 19:04:22,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:04:22,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:04:22,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:24,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:24,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:24,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:24,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:24,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:24,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:24,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:24,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:24,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:24,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:24,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:24,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:24,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:24,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:25,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:25,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:04:25,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:25,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 19:04:25,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:25,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:25,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-20 19:04:25,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:25,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:25,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:04:25,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:25,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-20 19:04:25,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:25,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:25,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:04:25,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:25,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 19:04:25,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:25,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:25,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 694 [2024-11-20 19:04:25,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:25,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:25,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:04:25,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:25,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 19:04:25,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:25,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:25,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-20 19:04:25,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:25,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:25,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:04:25,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:25,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-20 19:04:25,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:25,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:25,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:04:25,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:25,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 19:04:25,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:25,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:25,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1350 [2024-11-20 19:04:25,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:25,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:25,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:04:25,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:25,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 19:04:25,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:25,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:25,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-20 19:04:25,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:25,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:25,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:04:25,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:25,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-20 19:04:25,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:25,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:25,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:04:25,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:25,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 19:04:25,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:25,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:25,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:25,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:25,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:25,939 INFO L134 CoverageAnalysis]: Checked inductivity of 148300 backedges. 4458 proven. 17560 refuted. 0 times theorem prover too weak. 126282 trivial. 0 not checked. [2024-11-20 19:04:25,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:04:25,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254941170] [2024-11-20 19:04:25,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [254941170] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 19:04:25,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1164382860] [2024-11-20 19:04:25,939 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-20 19:04:25,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:04:25,940 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 19:04:25,942 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) [2024-11-20 19:04:25,944 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-11-20 19:04:26,598 INFO L227 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 84 check-sat command(s) [2024-11-20 19:04:26,599 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-20 19:04:26,605 INFO L255 TraceCheckSpWp]: Trace formula consists of 2302 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-20 19:04:26,625 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 19:04:26,857 INFO L134 CoverageAnalysis]: Checked inductivity of 148300 backedges. 71243 proven. 8640 refuted. 0 times theorem prover too weak. 68417 trivial. 0 not checked. [2024-11-20 19:04:26,857 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 19:04:30,917 INFO L134 CoverageAnalysis]: Checked inductivity of 148300 backedges. 5980 proven. 16246 refuted. 0 times theorem prover too weak. 126074 trivial. 0 not checked. [2024-11-20 19:04:30,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1164382860] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-20 19:04:30,918 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-20 19:04:30,918 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 21, 30] total 44 [2024-11-20 19:04:30,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819078962] [2024-11-20 19:04:30,919 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-20 19:04:30,920 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2024-11-20 19:04:30,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 19:04:30,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2024-11-20 19:04:30,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=437, Invalid=1455, Unknown=0, NotChecked=0, Total=1892 [2024-11-20 19:04:30,923 INFO L87 Difference]: Start difference. First operand 154 states and 194 transitions. Second operand has 44 states, 44 states have (on average 5.386363636363637) internal successors, (237), 44 states have internal predecessors, (237), 38 states have call successors, (46), 6 states have call predecessors, (46), 14 states have return successors, (57), 26 states have call predecessors, (57), 34 states have call successors, (57) [2024-11-20 19:04:31,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 19:04:31,523 INFO L93 Difference]: Finished difference Result 366 states and 500 transitions. [2024-11-20 19:04:31,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-20 19:04:31,524 INFO L78 Accepts]: Start accepts. Automaton has has 44 states, 44 states have (on average 5.386363636363637) internal successors, (237), 44 states have internal predecessors, (237), 38 states have call successors, (46), 6 states have call predecessors, (46), 14 states have return successors, (57), 26 states have call predecessors, (57), 34 states have call successors, (57) Word has length 2006 [2024-11-20 19:04:31,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 19:04:31,527 INFO L225 Difference]: With dead ends: 366 [2024-11-20 19:04:31,527 INFO L226 Difference]: Without dead ends: 217 [2024-11-20 19:04:31,529 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4478 GetRequests, 4384 SyntacticMatches, 20 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2148 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=1482, Invalid=4218, Unknown=0, NotChecked=0, Total=5700 [2024-11-20 19:04:31,530 INFO L432 NwaCegarLoop]: 27 mSDtfsCounter, 283 mSDsluCounter, 163 mSDsCounter, 0 mSdLazyCounter, 416 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 286 SdHoareTripleChecker+Valid, 190 SdHoareTripleChecker+Invalid, 555 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 416 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-20 19:04:31,530 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [286 Valid, 190 Invalid, 555 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 416 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-20 19:04:31,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2024-11-20 19:04:31,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 166. [2024-11-20 19:04:31,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 133 states have (on average 1.0225563909774436) internal successors, (136), 132 states have internal predecessors, (136), 22 states have call successors, (22), 16 states have call predecessors, (22), 10 states have return successors, (56), 17 states have call predecessors, (56), 21 states have call successors, (56) [2024-11-20 19:04:31,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 214 transitions. [2024-11-20 19:04:31,544 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 214 transitions. Word has length 2006 [2024-11-20 19:04:31,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 19:04:31,545 INFO L471 AbstractCegarLoop]: Abstraction has 166 states and 214 transitions. [2024-11-20 19:04:31,545 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 5.386363636363637) internal successors, (237), 44 states have internal predecessors, (237), 38 states have call successors, (46), 6 states have call predecessors, (46), 14 states have return successors, (57), 26 states have call predecessors, (57), 34 states have call successors, (57) [2024-11-20 19:04:31,545 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 214 transitions. [2024-11-20 19:04:31,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1072 [2024-11-20 19:04:31,552 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:04:31,553 INFO L215 NwaCegarLoop]: trace histogram [110, 108, 89, 55, 55, 55, 55, 54, 54, 54, 54, 54, 54, 54, 54, 53, 34, 21, 1, 1, 1, 1] [2024-11-20 19:04:31,565 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2024-11-20 19:04:31,753 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 [2024-11-20 19:04:31,753 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-20 19:04:31,754 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:04:31,754 INFO L85 PathProgramCache]: Analyzing trace with hash 219479183, now seen corresponding path program 13 times [2024-11-20 19:04:31,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:04:31,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412900586] [2024-11-20 19:04:31,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:04:31,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:04:31,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:36,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:36,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:38,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:38,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:39,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:39,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:39,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:39,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:39,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:39,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:39,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:39,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:39,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:39,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:39,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:04:39,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:39,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:39,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:39,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:39,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 19:04:39,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:39,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:39,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:39,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:39,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:39,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:39,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:39,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:39,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-20 19:04:39,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:39,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:39,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:39,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:39,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:39,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:39,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:39,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:39,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:39,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:04:39,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:39,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:39,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:39,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:39,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:39,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-20 19:04:39,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:40,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:40,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:40,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:40,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:40,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:40,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:40,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:40,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:40,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:40,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:40,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:40,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:40,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:40,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:40,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:40,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:40,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:40,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:40,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:40,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:40,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:04:40,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:40,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:40,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:40,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:40,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:40,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:40,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:40,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:40,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:40,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 19:04:40,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:40,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:40,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:40,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:40,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:40,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:40,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:40,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:40,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:40,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:40,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:40,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:40,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:40,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:40,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:40,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:40,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:40,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 670 [2024-11-20 19:04:40,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:40,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:40,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:41,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:41,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:41,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:41,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:41,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:41,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:41,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:41,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:41,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:41,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:04:41,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:41,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:41,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:41,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:41,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 19:04:41,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:41,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:41,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:41,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:41,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:41,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:41,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:41,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:41,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-20 19:04:41,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:41,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:41,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:41,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:41,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:41,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:41,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-20 19:04:41,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:41,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:41,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-20 19:04:41,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:41,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 19:04:41,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 19:04:41,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-20 19:04:41,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:41,535 INFO L134 CoverageAnalysis]: Checked inductivity of 41934 backedges. 6686 proven. 7855 refuted. 0 times theorem prover too weak. 27393 trivial. 0 not checked. [2024-11-20 19:04:41,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:04:41,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412900586] [2024-11-20 19:04:41,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [412900586] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 19:04:41,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1142116371] [2024-11-20 19:04:41,535 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-20 19:04:41,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:04:41,536 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 19:04:41,537 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) [2024-11-20 19:04:41,538 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-11-20 19:04:42,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:04:42,013 INFO L255 TraceCheckSpWp]: Trace formula consists of 1998 conjuncts, 217 conjuncts are in the unsatisfiable core [2024-11-20 19:04:42,028 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 19:04:42,856 INFO L134 CoverageAnalysis]: Checked inductivity of 41934 backedges. 6686 proven. 7855 refuted. 0 times theorem prover too weak. 27393 trivial. 0 not checked. [2024-11-20 19:04:42,856 INFO L311 TraceCheckSpWp]: Computing backward predicates...