/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/recursive-simple/fibo_15-2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 17:42:33,967 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 17:42:33,969 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 17:42:34,005 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-10-16 17:42:34,105 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 17:42:34,106 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 17:42:34,107 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 17:42:34,108 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-16 17:42:34,139 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 17:42:34,139 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 17:42:34,140 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 17:42:34,140 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 17:42:34,141 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 17:42:34,141 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 17:42:34,142 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 17:42:34,142 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 17:42:34,142 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 17:42:34,143 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 17:42:34,143 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 17:42:34,143 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 17:42:34,143 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 17:42:34,144 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 17:42:34,144 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 17:42:34,144 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 17:42:34,144 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 17:42:34,145 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 17:42:34,145 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 17:42:34,145 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 17:42:34,145 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 17:42:34,145 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 17:42:34,146 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 17:42:34,146 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 17:42:34,146 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 17:42:34,146 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 17:42:34,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 17:42:34,147 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 17:42:34,147 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 17:42:34,147 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 17:42:34,148 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 17:42:34,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 17:42:34,148 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 17:42:34,148 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 17:42:34,545 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 17:42:34,577 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 17:42:34,580 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 17:42:34,582 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 17:42:34,585 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 17:42:34,586 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive-simple/fibo_15-2.c [2022-10-16 17:42:34,667 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d7254b06/2c431fb9be0e4fcd8a6873036a41cfc2/FLAG465af62a3 [2022-10-16 17:42:35,318 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 17:42:35,319 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/fibo_15-2.c [2022-10-16 17:42:35,326 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d7254b06/2c431fb9be0e4fcd8a6873036a41cfc2/FLAG465af62a3 [2022-10-16 17:42:35,693 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d7254b06/2c431fb9be0e4fcd8a6873036a41cfc2 [2022-10-16 17:42:35,696 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 17:42:35,703 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 17:42:35,704 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 17:42:35,705 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 17:42:35,709 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 17:42:35,710 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 05:42:35" (1/1) ... [2022-10-16 17:42:35,711 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@702b4693 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:42:35, skipping insertion in model container [2022-10-16 17:42:35,712 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 05:42:35" (1/1) ... [2022-10-16 17:42:35,720 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 17:42:35,735 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 17:42:35,890 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/fibo_15-2.c[744,757] [2022-10-16 17:42:35,891 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 17:42:35,906 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 17:42:35,929 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/fibo_15-2.c[744,757] [2022-10-16 17:42:35,935 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 17:42:35,958 INFO L208 MainTranslator]: Completed translation [2022-10-16 17:42:35,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:42:35 WrapperNode [2022-10-16 17:42:35,959 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 17:42:35,963 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 17:42:35,963 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 17:42:35,964 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 17:42:35,975 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:42:35" (1/1) ... [2022-10-16 17:42:35,984 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:42:35" (1/1) ... [2022-10-16 17:42:36,007 INFO L138 Inliner]: procedures = 13, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 21 [2022-10-16 17:42:36,007 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 17:42:36,009 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 17:42:36,009 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 17:42:36,009 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 17:42:36,021 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:42:35" (1/1) ... [2022-10-16 17:42:36,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:42:35" (1/1) ... [2022-10-16 17:42:36,024 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:42:35" (1/1) ... [2022-10-16 17:42:36,024 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:42:35" (1/1) ... [2022-10-16 17:42:36,034 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:42:35" (1/1) ... [2022-10-16 17:42:36,037 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:42:35" (1/1) ... [2022-10-16 17:42:36,039 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:42:35" (1/1) ... [2022-10-16 17:42:36,040 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:42:35" (1/1) ... [2022-10-16 17:42:36,050 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 17:42:36,053 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 17:42:36,053 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 17:42:36,053 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 17:42:36,055 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:42:35" (1/1) ... [2022-10-16 17:42:36,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 17:42:36,083 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 17:42:36,108 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-16 17:42:36,127 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-16 17:42:36,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 17:42:36,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 17:42:36,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 17:42:36,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 17:42:36,198 INFO L130 BoogieDeclarations]: Found specification of procedure fibo [2022-10-16 17:42:36,198 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo [2022-10-16 17:42:36,280 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 17:42:36,283 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 17:42:36,435 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 17:42:36,443 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 17:42:36,444 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-16 17:42:36,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 05:42:36 BoogieIcfgContainer [2022-10-16 17:42:36,446 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 17:42:36,449 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 17:42:36,450 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 17:42:36,454 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 17:42:36,454 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 05:42:35" (1/3) ... [2022-10-16 17:42:36,455 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74c1cc42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 05:42:36, skipping insertion in model container [2022-10-16 17:42:36,456 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:42:35" (2/3) ... [2022-10-16 17:42:36,456 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74c1cc42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 05:42:36, skipping insertion in model container [2022-10-16 17:42:36,456 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 05:42:36" (3/3) ... [2022-10-16 17:42:36,458 INFO L112 eAbstractionObserver]: Analyzing ICFG fibo_15-2.c [2022-10-16 17:42:36,509 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 17:42:36,509 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2022-10-16 17:42:36,615 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 17:42:36,625 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5bb5a40c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 17:42:36,625 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-10-16 17:42:36,631 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) [2022-10-16 17:42:36,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-16 17:42:36,640 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:42:36,641 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-10-16 17:42:36,642 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting fiboErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [fiboErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fiboErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fiboErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-10-16 17:42:36,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:42:36,676 INFO L85 PathProgramCache]: Analyzing trace with hash 1840307469, now seen corresponding path program 1 times [2022-10-16 17:42:36,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:42:36,690 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386024561] [2022-10-16 17:42:36,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:42:36,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:42:36,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:36,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 17:42:36,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:42:36,960 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386024561] [2022-10-16 17:42:36,964 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1386024561] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 17:42:36,964 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 17:42:36,965 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 17:42:36,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794566570] [2022-10-16 17:42:36,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 17:42:36,985 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 17:42:36,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 17:42:37,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 17:42:37,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 17:42:37,049 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 5 states, 3 states have (on average 2.0) internal successors, (6), 4 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) [2022-10-16 17:42:37,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 17:42:37,196 INFO L93 Difference]: Finished difference Result 35 states and 38 transitions. [2022-10-16 17:42:37,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 17:42:37,200 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 3 states have (on average 2.0) internal successors, (6), 4 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 [2022-10-16 17:42:37,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 17:42:37,210 INFO L225 Difference]: With dead ends: 35 [2022-10-16 17:42:37,210 INFO L226 Difference]: Without dead ends: 22 [2022-10-16 17:42:37,214 INFO L412 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 [2022-10-16 17:42:37,219 INFO L413 NwaCegarLoop]: 18 mSDtfsCounter, 39 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 17:42:37,221 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 42 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 17:42:37,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2022-10-16 17:42:37,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2022-10-16 17:42:37,267 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) [2022-10-16 17:42:37,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 25 transitions. [2022-10-16 17:42:37,271 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 25 transitions. Word has length 7 [2022-10-16 17:42:37,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 17:42:37,272 INFO L495 AbstractCegarLoop]: Abstraction has 22 states and 25 transitions. [2022-10-16 17:42:37,272 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 3 states have (on average 2.0) internal successors, (6), 4 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) [2022-10-16 17:42:37,273 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2022-10-16 17:42:37,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-16 17:42:37,274 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:42:37,275 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 17:42:37,275 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 17:42:37,275 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting fiboErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [fiboErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fiboErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fiboErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-10-16 17:42:37,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:42:37,277 INFO L85 PathProgramCache]: Analyzing trace with hash 1214956750, now seen corresponding path program 1 times [2022-10-16 17:42:37,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:42:37,277 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923355502] [2022-10-16 17:42:37,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:42:37,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:42:37,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:37,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 17:42:37,322 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:42:37,322 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1923355502] [2022-10-16 17:42:37,322 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1923355502] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 17:42:37,322 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 17:42:37,323 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 17:42:37,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399168102] [2022-10-16 17:42:37,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 17:42:37,325 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 17:42:37,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 17:42:37,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 17:42:37,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 17:42:37,326 INFO L87 Difference]: Start difference. First operand 22 states and 25 transitions. Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 17:42:37,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 17:42:37,360 INFO L93 Difference]: Finished difference Result 24 states and 28 transitions. [2022-10-16 17:42:37,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 17:42:37,362 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2022-10-16 17:42:37,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 17:42:37,365 INFO L225 Difference]: With dead ends: 24 [2022-10-16 17:42:37,366 INFO L226 Difference]: Without dead ends: 22 [2022-10-16 17:42:37,366 INFO L412 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 [2022-10-16 17:42:37,370 INFO L413 NwaCegarLoop]: 18 mSDtfsCounter, 11 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 22 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 17:42:37,374 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 22 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 17:42:37,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2022-10-16 17:42:37,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 20. [2022-10-16 17:42:37,393 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) [2022-10-16 17:42:37,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 23 transitions. [2022-10-16 17:42:37,397 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 23 transitions. Word has length 8 [2022-10-16 17:42:37,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 17:42:37,399 INFO L495 AbstractCegarLoop]: Abstraction has 20 states and 23 transitions. [2022-10-16 17:42:37,399 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 17:42:37,400 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2022-10-16 17:42:37,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-16 17:42:37,402 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:42:37,402 INFO L195 NwaCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 17:42:37,403 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-16 17:42:37,404 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting fiboErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fiboErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fiboErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fiboErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-10-16 17:42:37,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:42:37,407 INFO L85 PathProgramCache]: Analyzing trace with hash 199265907, now seen corresponding path program 1 times [2022-10-16 17:42:37,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:42:37,409 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964249296] [2022-10-16 17:42:37,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:42:37,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:42:37,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:37,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:42:37,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:37,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-16 17:42:37,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:37,790 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-16 17:42:37,791 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:42:37,791 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964249296] [2022-10-16 17:42:37,791 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1964249296] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 17:42:37,791 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 17:42:37,792 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 17:42:37,792 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990566456] [2022-10-16 17:42:37,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 17:42:37,793 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 17:42:37,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 17:42:37,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 17:42:37,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-16 17:42:37,794 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) [2022-10-16 17:42:37,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 17:42:37,836 INFO L93 Difference]: Finished difference Result 36 states and 42 transitions. [2022-10-16 17:42:37,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 17:42:37,837 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 [2022-10-16 17:42:37,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 17:42:37,838 INFO L225 Difference]: With dead ends: 36 [2022-10-16 17:42:37,838 INFO L226 Difference]: Without dead ends: 34 [2022-10-16 17:42:37,839 INFO L412 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 [2022-10-16 17:42:37,841 INFO L413 NwaCegarLoop]: 18 mSDtfsCounter, 7 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 51 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 17:42:37,842 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 51 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 17:42:37,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2022-10-16 17:42:37,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 29. [2022-10-16 17:42:37,852 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) [2022-10-16 17:42:37,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 35 transitions. [2022-10-16 17:42:37,854 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 35 transitions. Word has length 29 [2022-10-16 17:42:37,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 17:42:37,855 INFO L495 AbstractCegarLoop]: Abstraction has 29 states and 35 transitions. [2022-10-16 17:42:37,855 INFO L496 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) [2022-10-16 17:42:37,855 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 35 transitions. [2022-10-16 17:42:37,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-16 17:42:37,857 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:42:37,857 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 17:42:37,857 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-16 17:42:37,858 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting fiboErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fiboErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fiboErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fiboErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-10-16 17:42:37,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:42:37,859 INFO L85 PathProgramCache]: Analyzing trace with hash 1894113426, now seen corresponding path program 1 times [2022-10-16 17:42:37,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:42:37,860 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143127066] [2022-10-16 17:42:37,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:42:37,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:42:37,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:38,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:42:38,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:38,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-16 17:42:38,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:38,123 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-16 17:42:38,123 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:42:38,123 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143127066] [2022-10-16 17:42:38,124 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2143127066] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 17:42:38,124 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1984038578] [2022-10-16 17:42:38,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:42:38,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:42:38,125 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 17:42:38,127 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) [2022-10-16 17:42:38,141 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-10-16 17:42:38,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:38,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-16 17:42:38,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 17:42:38,343 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 17:42:38,343 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 17:42:38,517 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-16 17:42:38,518 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1984038578] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 17:42:38,518 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 17:42:38,518 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 9, 9] total 19 [2022-10-16 17:42:38,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258679769] [2022-10-16 17:42:38,519 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 17:42:38,520 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-10-16 17:42:38,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 17:42:38,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-10-16 17:42:38,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2022-10-16 17:42:38,522 INFO L87 Difference]: Start difference. First operand 29 states and 35 transitions. Second operand has 19 states, 17 states have (on average 3.176470588235294) internal successors, (54), 15 states have internal predecessors, (54), 9 states have call successors, (11), 6 states have call predecessors, (11), 5 states have return successors, (6), 3 states have call predecessors, (6), 5 states have call successors, (6) [2022-10-16 17:42:39,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 17:42:39,115 INFO L93 Difference]: Finished difference Result 178 states and 248 transitions. [2022-10-16 17:42:39,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-10-16 17:42:39,115 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 17 states have (on average 3.176470588235294) internal successors, (54), 15 states have internal predecessors, (54), 9 states have call successors, (11), 6 states have call predecessors, (11), 5 states have return successors, (6), 3 states have call predecessors, (6), 5 states have call successors, (6) Word has length 30 [2022-10-16 17:42:39,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 17:42:39,119 INFO L225 Difference]: With dead ends: 178 [2022-10-16 17:42:39,119 INFO L226 Difference]: Without dead ends: 145 [2022-10-16 17:42:39,122 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 55 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=120, Invalid=582, Unknown=0, NotChecked=0, Total=702 [2022-10-16 17:42:39,124 INFO L413 NwaCegarLoop]: 40 mSDtfsCounter, 211 mSDsluCounter, 218 mSDsCounter, 0 mSdLazyCounter, 502 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 217 SdHoareTripleChecker+Valid, 258 SdHoareTripleChecker+Invalid, 598 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 502 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-10-16 17:42:39,125 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [217 Valid, 258 Invalid, 598 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 502 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-10-16 17:42:39,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2022-10-16 17:42:39,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 129. [2022-10-16 17:42:39,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 100 states have (on average 1.11) internal successors, (111), 102 states have internal predecessors, (111), 17 states have call successors, (17), 5 states have call predecessors, (17), 10 states have return successors, (46), 21 states have call predecessors, (46), 16 states have call successors, (46) [2022-10-16 17:42:39,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 174 transitions. [2022-10-16 17:42:39,181 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 174 transitions. Word has length 30 [2022-10-16 17:42:39,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 17:42:39,182 INFO L495 AbstractCegarLoop]: Abstraction has 129 states and 174 transitions. [2022-10-16 17:42:39,184 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 17 states have (on average 3.176470588235294) internal successors, (54), 15 states have internal predecessors, (54), 9 states have call successors, (11), 6 states have call predecessors, (11), 5 states have return successors, (6), 3 states have call predecessors, (6), 5 states have call successors, (6) [2022-10-16 17:42:39,185 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 174 transitions. [2022-10-16 17:42:39,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-16 17:42:39,187 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:42:39,187 INFO L195 NwaCegarLoop]: trace histogram [6, 5, 4, 4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 17:42:39,225 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-10-16 17:42:39,403 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:42:39,404 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting fiboErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fiboErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fiboErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fiboErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-10-16 17:42:39,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:42:39,406 INFO L85 PathProgramCache]: Analyzing trace with hash -1184531600, now seen corresponding path program 2 times [2022-10-16 17:42:39,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:42:39,407 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [791855587] [2022-10-16 17:42:39,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:42:39,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:42:39,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:39,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-10-16 17:42:39,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:39,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 17:42:39,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:39,693 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-10-16 17:42:39,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:42:39,694 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [791855587] [2022-10-16 17:42:39,694 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [791855587] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 17:42:39,695 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1353210940] [2022-10-16 17:42:39,695 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-10-16 17:42:39,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:42:39,695 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 17:42:39,699 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) [2022-10-16 17:42:39,707 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-10-16 17:42:39,765 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-10-16 17:42:39,765 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-10-16 17:42:39,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-16 17:42:39,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 17:42:39,812 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-10-16 17:42:39,813 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 17:42:39,813 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1353210940] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 17:42:39,813 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 17:42:39,813 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 8 [2022-10-16 17:42:39,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84981275] [2022-10-16 17:42:39,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 17:42:39,815 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 17:42:39,815 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 17:42:39,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 17:42:39,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-10-16 17:42:39,816 INFO L87 Difference]: Start difference. First operand 129 states and 174 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) [2022-10-16 17:42:39,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 17:42:39,858 INFO L93 Difference]: Finished difference Result 143 states and 190 transitions. [2022-10-16 17:42:39,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 17:42:39,859 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 42 [2022-10-16 17:42:39,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 17:42:39,867 INFO L225 Difference]: With dead ends: 143 [2022-10-16 17:42:39,867 INFO L226 Difference]: Without dead ends: 142 [2022-10-16 17:42:39,869 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-10-16 17:42:39,875 INFO L413 NwaCegarLoop]: 19 mSDtfsCounter, 7 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 17:42:39,879 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 64 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 17:42:39,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2022-10-16 17:42:39,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 133. [2022-10-16 17:42:39,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 104 states have (on average 1.1057692307692308) internal successors, (115), 104 states have internal predecessors, (115), 17 states have call successors, (17), 5 states have call predecessors, (17), 10 states have return successors, (46), 23 states have call predecessors, (46), 16 states have call successors, (46) [2022-10-16 17:42:39,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 178 transitions. [2022-10-16 17:42:39,931 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 178 transitions. Word has length 42 [2022-10-16 17:42:39,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 17:42:39,932 INFO L495 AbstractCegarLoop]: Abstraction has 133 states and 178 transitions. [2022-10-16 17:42:39,932 INFO L496 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) [2022-10-16 17:42:39,932 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 178 transitions. [2022-10-16 17:42:39,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-16 17:42:39,934 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:42:39,934 INFO L195 NwaCegarLoop]: trace histogram [6, 5, 4, 4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 17:42:39,964 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-10-16 17:42:40,148 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:42:40,149 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting fiboErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fiboErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fiboErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fiboErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-10-16 17:42:40,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:42:40,150 INFO L85 PathProgramCache]: Analyzing trace with hash 1934226135, now seen corresponding path program 1 times [2022-10-16 17:42:40,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:42:40,151 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230986376] [2022-10-16 17:42:40,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:42:40,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:42:40,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:40,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-10-16 17:42:40,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:40,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 17:42:40,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:40,405 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-10-16 17:42:40,405 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:42:40,405 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230986376] [2022-10-16 17:42:40,406 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1230986376] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 17:42:40,406 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1816443458] [2022-10-16 17:42:40,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:42:40,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:42:40,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 17:42:40,412 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) [2022-10-16 17:42:40,417 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-10-16 17:42:40,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:40,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 12 conjunts are in the unsatisfiable core [2022-10-16 17:42:40,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 17:42:40,652 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 12 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 17:42:40,652 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 17:42:40,898 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-16 17:42:40,899 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1816443458] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 17:42:40,899 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 17:42:40,899 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 13, 13] total 27 [2022-10-16 17:42:40,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450454277] [2022-10-16 17:42:40,900 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 17:42:40,901 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-10-16 17:42:40,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 17:42:40,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-10-16 17:42:40,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=583, Unknown=0, NotChecked=0, Total=702 [2022-10-16 17:42:40,903 INFO L87 Difference]: Start difference. First operand 133 states and 178 transitions. Second operand has 27 states, 25 states have (on average 3.08) internal successors, (77), 19 states have internal predecessors, (77), 13 states have call successors, (15), 10 states have call predecessors, (15), 5 states have return successors, (6), 3 states have call predecessors, (6), 5 states have call successors, (6) [2022-10-16 17:42:42,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 17:42:42,234 INFO L93 Difference]: Finished difference Result 450 states and 682 transitions. [2022-10-16 17:42:42,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-10-16 17:42:42,234 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 25 states have (on average 3.08) internal successors, (77), 19 states have internal predecessors, (77), 13 states have call successors, (15), 10 states have call predecessors, (15), 5 states have return successors, (6), 3 states have call predecessors, (6), 5 states have call successors, (6) Word has length 43 [2022-10-16 17:42:42,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 17:42:42,239 INFO L225 Difference]: With dead ends: 450 [2022-10-16 17:42:42,239 INFO L226 Difference]: Without dead ends: 332 [2022-10-16 17:42:42,244 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 78 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 321 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=324, Invalid=1568, Unknown=0, NotChecked=0, Total=1892 [2022-10-16 17:42:42,246 INFO L413 NwaCegarLoop]: 78 mSDtfsCounter, 265 mSDsluCounter, 607 mSDsCounter, 0 mSdLazyCounter, 1372 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 271 SdHoareTripleChecker+Valid, 685 SdHoareTripleChecker+Invalid, 1501 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 1372 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-10-16 17:42:42,246 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [271 Valid, 685 Invalid, 1501 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 1372 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-10-16 17:42:42,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 332 states. [2022-10-16 17:42:42,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 332 to 295. [2022-10-16 17:42:42,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 295 states, 232 states have (on average 1.0991379310344827) internal successors, (255), 232 states have internal predecessors, (255), 37 states have call successors, (37), 11 states have call predecessors, (37), 24 states have return successors, (109), 51 states have call predecessors, (109), 36 states have call successors, (109) [2022-10-16 17:42:42,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 401 transitions. [2022-10-16 17:42:42,291 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 401 transitions. Word has length 43 [2022-10-16 17:42:42,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 17:42:42,291 INFO L495 AbstractCegarLoop]: Abstraction has 295 states and 401 transitions. [2022-10-16 17:42:42,292 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 25 states have (on average 3.08) internal successors, (77), 19 states have internal predecessors, (77), 13 states have call successors, (15), 10 states have call predecessors, (15), 5 states have return successors, (6), 3 states have call predecessors, (6), 5 states have call successors, (6) [2022-10-16 17:42:42,292 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 401 transitions. [2022-10-16 17:42:42,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-16 17:42:42,295 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:42:42,295 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 10, 10, 10, 10, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 17:42:42,332 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-10-16 17:42:42,511 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:42:42,512 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting fiboErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fiboErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fiboErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fiboErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-10-16 17:42:42,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:42:42,513 INFO L85 PathProgramCache]: Analyzing trace with hash -994547079, now seen corresponding path program 1 times [2022-10-16 17:42:42,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:42:42,514 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810822471] [2022-10-16 17:42:42,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:42:42,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:42:42,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:42,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-10-16 17:42:42,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:42,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-10-16 17:42:42,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:42,699 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2022-10-16 17:42:42,699 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:42:42,699 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810822471] [2022-10-16 17:42:42,699 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [810822471] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 17:42:42,700 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 17:42:42,700 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 17:42:42,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332099952] [2022-10-16 17:42:42,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 17:42:42,701 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 17:42:42,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 17:42:42,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 17:42:42,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-16 17:42:42,702 INFO L87 Difference]: Start difference. First operand 295 states and 401 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) [2022-10-16 17:42:42,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 17:42:42,750 INFO L93 Difference]: Finished difference Result 312 states and 424 transitions. [2022-10-16 17:42:42,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 17:42:42,750 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 79 [2022-10-16 17:42:42,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 17:42:42,754 INFO L225 Difference]: With dead ends: 312 [2022-10-16 17:42:42,754 INFO L226 Difference]: Without dead ends: 310 [2022-10-16 17:42:42,755 INFO L412 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 [2022-10-16 17:42:42,756 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 5 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 80 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 17:42:42,757 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 80 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 17:42:42,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 310 states. [2022-10-16 17:42:42,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 310 to 302. [2022-10-16 17:42:42,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 302 states, 238 states have (on average 1.096638655462185) internal successors, (261), 237 states have internal predecessors, (261), 38 states have call successors, (38), 11 states have call predecessors, (38), 24 states have return successors, (115), 53 states have call predecessors, (115), 37 states have call successors, (115) [2022-10-16 17:42:42,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 414 transitions. [2022-10-16 17:42:42,792 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 414 transitions. Word has length 79 [2022-10-16 17:42:42,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 17:42:42,793 INFO L495 AbstractCegarLoop]: Abstraction has 302 states and 414 transitions. [2022-10-16 17:42:42,793 INFO L496 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) [2022-10-16 17:42:42,794 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 414 transitions. [2022-10-16 17:42:42,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-10-16 17:42:42,800 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:42:42,800 INFO L195 NwaCegarLoop]: trace histogram [15, 13, 11, 11, 11, 11, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2022-10-16 17:42:42,800 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-16 17:42:42,800 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting fiboErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fiboErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fiboErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fiboErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-10-16 17:42:42,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:42:42,801 INFO L85 PathProgramCache]: Analyzing trace with hash -792252904, now seen corresponding path program 1 times [2022-10-16 17:42:42,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:42:42,802 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460682898] [2022-10-16 17:42:42,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:42:42,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:42:42,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:42,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-10-16 17:42:42,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:42,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-10-16 17:42:42,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:42,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-10-16 17:42:42,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:42,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:42:42,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:42,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:42:42,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:42,957 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 469 trivial. 0 not checked. [2022-10-16 17:42:42,957 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:42:42,957 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460682898] [2022-10-16 17:42:42,958 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1460682898] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 17:42:42,958 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [613224835] [2022-10-16 17:42:42,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:42:42,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:42:42,958 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 17:42:42,959 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) [2022-10-16 17:42:42,973 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-10-16 17:42:43,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:43,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 22 conjunts are in the unsatisfiable core [2022-10-16 17:42:43,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 17:42:43,372 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 192 proven. 243 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-10-16 17:42:43,372 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 17:42:43,867 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 59 proven. 395 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-10-16 17:42:43,868 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [613224835] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 17:42:43,868 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 17:42:43,868 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 23, 23] total 36 [2022-10-16 17:42:43,868 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772959535] [2022-10-16 17:42:43,869 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 17:42:43,869 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-10-16 17:42:43,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 17:42:43,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-10-16 17:42:43,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=242, Invalid=1018, Unknown=0, NotChecked=0, Total=1260 [2022-10-16 17:42:43,871 INFO L87 Difference]: Start difference. First operand 302 states and 414 transitions. Second operand has 36 states, 34 states have (on average 3.2941176470588234) internal successors, (112), 23 states have internal predecessors, (112), 18 states have call successors, (24), 15 states have call predecessors, (24), 4 states have return successors, (10), 3 states have call predecessors, (10), 5 states have call successors, (10) [2022-10-16 17:42:44,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 17:42:44,988 INFO L93 Difference]: Finished difference Result 845 states and 1289 transitions. [2022-10-16 17:42:44,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-10-16 17:42:44,988 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 34 states have (on average 3.2941176470588234) internal successors, (112), 23 states have internal predecessors, (112), 18 states have call successors, (24), 15 states have call predecessors, (24), 4 states have return successors, (10), 3 states have call predecessors, (10), 5 states have call successors, (10) Word has length 106 [2022-10-16 17:42:44,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 17:42:44,994 INFO L225 Difference]: With dead ends: 845 [2022-10-16 17:42:44,994 INFO L226 Difference]: Without dead ends: 558 [2022-10-16 17:42:45,001 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 255 GetRequests, 193 SyntacticMatches, 11 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 664 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=578, Invalid=2178, Unknown=0, NotChecked=0, Total=2756 [2022-10-16 17:42:45,002 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 434 mSDsluCounter, 938 mSDsCounter, 0 mSdLazyCounter, 1170 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 440 SdHoareTripleChecker+Valid, 1046 SdHoareTripleChecker+Invalid, 1347 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 1170 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-10-16 17:42:45,002 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [440 Valid, 1046 Invalid, 1347 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 1170 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-10-16 17:42:45,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 558 states. [2022-10-16 17:42:45,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 558 to 518. [2022-10-16 17:42:45,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 518 states, 409 states have (on average 1.1002444987775062) internal successors, (450), 408 states have internal predecessors, (450), 65 states have call successors, (65), 20 states have call predecessors, (65), 42 states have return successors, (169), 89 states have call predecessors, (169), 64 states have call successors, (169) [2022-10-16 17:42:45,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 518 states and 684 transitions. [2022-10-16 17:42:45,078 INFO L78 Accepts]: Start accepts. Automaton has 518 states and 684 transitions. Word has length 106 [2022-10-16 17:42:45,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 17:42:45,079 INFO L495 AbstractCegarLoop]: Abstraction has 518 states and 684 transitions. [2022-10-16 17:42:45,079 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 34 states have (on average 3.2941176470588234) internal successors, (112), 23 states have internal predecessors, (112), 18 states have call successors, (24), 15 states have call predecessors, (24), 4 states have return successors, (10), 3 states have call predecessors, (10), 5 states have call successors, (10) [2022-10-16 17:42:45,080 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 684 transitions. [2022-10-16 17:42:45,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-10-16 17:42:45,088 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:42:45,089 INFO L195 NwaCegarLoop]: trace histogram [18, 17, 15, 15, 15, 15, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2022-10-16 17:42:45,123 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-10-16 17:42:45,304 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:42:45,305 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting fiboErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fiboErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fiboErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fiboErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-10-16 17:42:45,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:42:45,306 INFO L85 PathProgramCache]: Analyzing trace with hash 2117801076, now seen corresponding path program 1 times [2022-10-16 17:42:45,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:42:45,306 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621273571] [2022-10-16 17:42:45,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:42:45,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:42:45,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:45,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-16 17:42:45,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:45,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-10-16 17:42:45,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:45,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:42:45,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:45,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:42:45,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:45,474 INFO L134 CoverageAnalysis]: Checked inductivity of 776 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 763 trivial. 0 not checked. [2022-10-16 17:42:45,474 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:42:45,474 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [621273571] [2022-10-16 17:42:45,474 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [621273571] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 17:42:45,474 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1454752069] [2022-10-16 17:42:45,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:42:45,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:42:45,475 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 17:42:45,476 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) [2022-10-16 17:42:45,483 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-10-16 17:42:45,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:45,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 32 conjunts are in the unsatisfiable core [2022-10-16 17:42:45,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 17:42:46,068 INFO L134 CoverageAnalysis]: Checked inductivity of 776 backedges. 180 proven. 574 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-10-16 17:42:46,069 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 17:42:46,659 INFO L134 CoverageAnalysis]: Checked inductivity of 776 backedges. 3 proven. 755 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-16 17:42:46,659 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1454752069] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 17:42:46,659 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 17:42:46,660 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 33, 33] total 37 [2022-10-16 17:42:46,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474735904] [2022-10-16 17:42:46,660 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 17:42:46,661 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2022-10-16 17:42:46,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 17:42:46,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2022-10-16 17:42:46,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=270, Invalid=1062, Unknown=0, NotChecked=0, Total=1332 [2022-10-16 17:42:46,663 INFO L87 Difference]: Start difference. First operand 518 states and 684 transitions. Second operand has 37 states, 36 states have (on average 3.138888888888889) internal successors, (113), 23 states have internal predecessors, (113), 18 states have call successors, (22), 16 states have call predecessors, (22), 4 states have return successors, (8), 3 states have call predecessors, (8), 4 states have call successors, (8) [2022-10-16 17:42:47,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 17:42:47,908 INFO L93 Difference]: Finished difference Result 1093 states and 1534 transitions. [2022-10-16 17:42:47,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-10-16 17:42:47,909 INFO L78 Accepts]: Start accepts. Automaton has has 37 states, 36 states have (on average 3.138888888888889) internal successors, (113), 23 states have internal predecessors, (113), 18 states have call successors, (22), 16 states have call predecessors, (22), 4 states have return successors, (8), 3 states have call predecessors, (8), 4 states have call successors, (8) Word has length 123 [2022-10-16 17:42:47,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 17:42:47,918 INFO L225 Difference]: With dead ends: 1093 [2022-10-16 17:42:47,919 INFO L226 Difference]: Without dead ends: 590 [2022-10-16 17:42:47,926 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 288 GetRequests, 206 SyntacticMatches, 30 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1032 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=645, Invalid=2217, Unknown=0, NotChecked=0, Total=2862 [2022-10-16 17:42:47,930 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 511 mSDsluCounter, 800 mSDsCounter, 0 mSdLazyCounter, 1264 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 515 SdHoareTripleChecker+Valid, 914 SdHoareTripleChecker+Invalid, 1466 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 1264 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-10-16 17:42:47,930 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [515 Valid, 914 Invalid, 1466 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 1264 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-10-16 17:42:47,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states. [2022-10-16 17:42:47,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 541. [2022-10-16 17:42:47,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 541 states, 427 states have (on average 1.100702576112412) internal successors, (470), 426 states have internal predecessors, (470), 69 states have call successors, (69), 21 states have call predecessors, (69), 43 states have return successors, (171), 93 states have call predecessors, (171), 68 states have call successors, (171) [2022-10-16 17:42:47,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 541 states and 710 transitions. [2022-10-16 17:42:47,978 INFO L78 Accepts]: Start accepts. Automaton has 541 states and 710 transitions. Word has length 123 [2022-10-16 17:42:47,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 17:42:47,980 INFO L495 AbstractCegarLoop]: Abstraction has 541 states and 710 transitions. [2022-10-16 17:42:47,980 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 36 states have (on average 3.138888888888889) internal successors, (113), 23 states have internal predecessors, (113), 18 states have call successors, (22), 16 states have call predecessors, (22), 4 states have return successors, (8), 3 states have call predecessors, (8), 4 states have call successors, (8) [2022-10-16 17:42:47,980 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 710 transitions. [2022-10-16 17:42:47,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-10-16 17:42:47,984 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:42:47,984 INFO L195 NwaCegarLoop]: trace histogram [18, 17, 15, 15, 15, 15, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 17:42:48,033 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-10-16 17:42:48,199 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:42:48,199 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting fiboErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fiboErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fiboErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fiboErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-10-16 17:42:48,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:42:48,200 INFO L85 PathProgramCache]: Analyzing trace with hash 2086565737, now seen corresponding path program 2 times [2022-10-16 17:42:48,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:42:48,200 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976679052] [2022-10-16 17:42:48,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:42:48,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:42:48,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:49,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-16 17:42:49,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:49,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-16 17:42:49,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:49,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:42:49,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:49,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 17:42:49,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:49,222 INFO L134 CoverageAnalysis]: Checked inductivity of 775 backedges. 561 proven. 200 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-16 17:42:49,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:42:49,223 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976679052] [2022-10-16 17:42:49,223 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1976679052] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 17:42:49,223 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1247009759] [2022-10-16 17:42:49,223 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-10-16 17:42:49,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:42:49,224 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 17:42:49,227 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) [2022-10-16 17:42:49,248 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-10-16 17:42:49,318 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-10-16 17:42:49,318 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-10-16 17:42:49,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 32 conjunts are in the unsatisfiable core [2022-10-16 17:42:49,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 17:42:49,503 INFO L134 CoverageAnalysis]: Checked inductivity of 775 backedges. 556 proven. 203 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-16 17:42:49,503 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 17:42:50,015 INFO L134 CoverageAnalysis]: Checked inductivity of 775 backedges. 556 proven. 203 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-16 17:42:50,016 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1247009759] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 17:42:50,016 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 17:42:50,016 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 33, 33] total 38 [2022-10-16 17:42:50,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519184437] [2022-10-16 17:42:50,017 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 17:42:50,017 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2022-10-16 17:42:50,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 17:42:50,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2022-10-16 17:42:50,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=274, Invalid=1132, Unknown=0, NotChecked=0, Total=1406 [2022-10-16 17:42:50,019 INFO L87 Difference]: Start difference. First operand 541 states and 710 transitions. Second operand has 38 states, 37 states have (on average 2.945945945945946) internal successors, (109), 24 states have internal predecessors, (109), 18 states have call successors, (20), 15 states have call predecessors, (20), 4 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) [2022-10-16 17:42:51,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 17:42:51,571 INFO L93 Difference]: Finished difference Result 900 states and 1195 transitions. [2022-10-16 17:42:51,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2022-10-16 17:42:51,572 INFO L78 Accepts]: Start accepts. Automaton has has 38 states, 37 states have (on average 2.945945945945946) internal successors, (109), 24 states have internal predecessors, (109), 18 states have call successors, (20), 15 states have call predecessors, (20), 4 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) Word has length 122 [2022-10-16 17:42:51,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 17:42:51,575 INFO L225 Difference]: With dead ends: 900 [2022-10-16 17:42:51,575 INFO L226 Difference]: Without dead ends: 362 [2022-10-16 17:42:51,587 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 354 GetRequests, 233 SyntacticMatches, 30 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2736 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=2187, Invalid=6369, Unknown=0, NotChecked=0, Total=8556 [2022-10-16 17:42:51,588 INFO L413 NwaCegarLoop]: 27 mSDtfsCounter, 1309 mSDsluCounter, 217 mSDsCounter, 0 mSdLazyCounter, 858 mSolverCounterSat, 295 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1309 SdHoareTripleChecker+Valid, 244 SdHoareTripleChecker+Invalid, 1153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 295 IncrementalHoareTripleChecker+Valid, 858 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-10-16 17:42:51,590 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1309 Valid, 244 Invalid, 1153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [295 Valid, 858 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-10-16 17:42:51,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2022-10-16 17:42:51,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 314. [2022-10-16 17:42:51,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 314 states, 250 states have (on average 1.152) internal successors, (288), 250 states have internal predecessors, (288), 41 states have call successors, (41), 23 states have call predecessors, (41), 21 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2022-10-16 17:42:51,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 369 transitions. [2022-10-16 17:42:51,619 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 369 transitions. Word has length 122 [2022-10-16 17:42:51,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 17:42:51,620 INFO L495 AbstractCegarLoop]: Abstraction has 314 states and 369 transitions. [2022-10-16 17:42:51,621 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 37 states have (on average 2.945945945945946) internal successors, (109), 24 states have internal predecessors, (109), 18 states have call successors, (20), 15 states have call predecessors, (20), 4 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) [2022-10-16 17:42:51,621 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 369 transitions. [2022-10-16 17:42:51,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-16 17:42:51,623 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:42:51,623 INFO L195 NwaCegarLoop]: trace histogram [17, 16, 14, 14, 14, 14, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 17:42:51,664 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-10-16 17:42:51,839 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:42:51,840 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting fiboErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fiboErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fiboErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fiboErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-10-16 17:42:51,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:42:51,841 INFO L85 PathProgramCache]: Analyzing trace with hash -1829868267, now seen corresponding path program 3 times [2022-10-16 17:42:51,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:42:51,842 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [237868324] [2022-10-16 17:42:51,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:42:51,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:42:51,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:52,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 17:42:52,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:52,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:42:52,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:52,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:42:52,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:52,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-10-16 17:42:52,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:52,104 INFO L134 CoverageAnalysis]: Checked inductivity of 683 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 671 trivial. 0 not checked. [2022-10-16 17:42:52,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:42:52,104 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [237868324] [2022-10-16 17:42:52,104 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [237868324] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 17:42:52,105 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1771857762] [2022-10-16 17:42:52,105 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-10-16 17:42:52,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:42:52,105 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 17:42:52,106 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) [2022-10-16 17:42:52,128 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-10-16 17:42:52,158 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-10-16 17:42:52,158 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-10-16 17:42:52,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-16 17:42:52,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 17:42:52,216 INFO L134 CoverageAnalysis]: Checked inductivity of 683 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 675 trivial. 0 not checked. [2022-10-16 17:42:52,217 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 17:42:52,378 INFO L134 CoverageAnalysis]: Checked inductivity of 683 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 671 trivial. 0 not checked. [2022-10-16 17:42:52,378 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1771857762] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 17:42:52,379 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 17:42:52,379 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 7] total 13 [2022-10-16 17:42:52,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442876747] [2022-10-16 17:42:52,379 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 17:42:52,380 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-10-16 17:42:52,380 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 17:42:52,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-10-16 17:42:52,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2022-10-16 17:42:52,381 INFO L87 Difference]: Start difference. First operand 314 states and 369 transitions. Second operand has 14 states, 13 states have (on average 2.769230769230769) internal successors, (36), 14 states have internal predecessors, (36), 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) [2022-10-16 17:42:52,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 17:42:52,485 INFO L93 Difference]: Finished difference Result 317 states and 369 transitions. [2022-10-16 17:42:52,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-16 17:42:52,486 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.769230769230769) internal successors, (36), 14 states have internal predecessors, (36), 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 116 [2022-10-16 17:42:52,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 17:42:52,488 INFO L225 Difference]: With dead ends: 317 [2022-10-16 17:42:52,489 INFO L226 Difference]: Without dead ends: 316 [2022-10-16 17:42:52,489 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 250 GetRequests, 233 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=75, Invalid=197, Unknown=0, NotChecked=0, Total=272 [2022-10-16 17:42:52,490 INFO L413 NwaCegarLoop]: 22 mSDtfsCounter, 11 mSDsluCounter, 114 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 136 SdHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 17:42:52,491 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 136 Invalid, 99 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 17:42:52,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 316 states. [2022-10-16 17:42:52,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 316 to 314. [2022-10-16 17:42:52,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 314 states, 250 states have (on average 1.144) internal successors, (286), 250 states have internal predecessors, (286), 41 states have call successors, (41), 23 states have call predecessors, (41), 21 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2022-10-16 17:42:52,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 367 transitions. [2022-10-16 17:42:52,514 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 367 transitions. Word has length 116 [2022-10-16 17:42:52,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 17:42:52,514 INFO L495 AbstractCegarLoop]: Abstraction has 314 states and 367 transitions. [2022-10-16 17:42:52,515 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.769230769230769) internal successors, (36), 14 states have internal predecessors, (36), 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) [2022-10-16 17:42:52,515 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 367 transitions. [2022-10-16 17:42:52,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-10-16 17:42:52,516 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:42:52,517 INFO L195 NwaCegarLoop]: trace histogram [17, 16, 14, 14, 14, 14, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2022-10-16 17:42:52,556 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-10-16 17:42:52,731 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:42:52,731 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting fiboErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fiboErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fiboErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fiboErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-10-16 17:42:52,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:42:52,732 INFO L85 PathProgramCache]: Analyzing trace with hash -891341358, now seen corresponding path program 2 times [2022-10-16 17:42:52,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:42:52,732 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214049448] [2022-10-16 17:42:52,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:42:52,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:42:52,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:52,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 17:42:52,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:52,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:42:52,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:52,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:42:52,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:52,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-10-16 17:42:52,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:52,855 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 672 trivial. 0 not checked. [2022-10-16 17:42:52,856 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:42:52,856 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214049448] [2022-10-16 17:42:52,856 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1214049448] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 17:42:52,856 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 17:42:52,856 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 17:42:52,857 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [945844467] [2022-10-16 17:42:52,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 17:42:52,857 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 17:42:52,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 17:42:52,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 17:42:52,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-16 17:42:52,858 INFO L87 Difference]: Start difference. First operand 314 states and 367 transitions. Second operand has 5 states, 4 states have (on average 6.0) internal successors, (24), 5 states have internal predecessors, (24), 2 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-10-16 17:42:52,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 17:42:52,893 INFO L93 Difference]: Finished difference Result 315 states and 367 transitions. [2022-10-16 17:42:52,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 17:42:52,894 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 6.0) internal successors, (24), 5 states have internal predecessors, (24), 2 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 117 [2022-10-16 17:42:52,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 17:42:52,897 INFO L225 Difference]: With dead ends: 315 [2022-10-16 17:42:52,897 INFO L226 Difference]: Without dead ends: 314 [2022-10-16 17:42:52,897 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-16 17:42:52,898 INFO L413 NwaCegarLoop]: 19 mSDtfsCounter, 4 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 50 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 17:42:52,898 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 50 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 17:42:52,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2022-10-16 17:42:52,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 314. [2022-10-16 17:42:52,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 314 states, 250 states have (on average 1.14) internal successors, (285), 250 states have internal predecessors, (285), 41 states have call successors, (41), 23 states have call predecessors, (41), 21 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2022-10-16 17:42:52,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 366 transitions. [2022-10-16 17:42:52,920 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 366 transitions. Word has length 117 [2022-10-16 17:42:52,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 17:42:52,920 INFO L495 AbstractCegarLoop]: Abstraction has 314 states and 366 transitions. [2022-10-16 17:42:52,920 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 6.0) internal successors, (24), 5 states have internal predecessors, (24), 2 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-10-16 17:42:52,920 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 366 transitions. [2022-10-16 17:42:52,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-10-16 17:42:52,922 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:42:52,922 INFO L195 NwaCegarLoop]: trace histogram [20, 18, 15, 15, 15, 15, 8, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 1, 1, 1, 1] [2022-10-16 17:42:52,923 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-10-16 17:42:52,923 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting fiboErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fiboErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fiboErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fiboErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-10-16 17:42:52,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:42:52,923 INFO L85 PathProgramCache]: Analyzing trace with hash 680012301, now seen corresponding path program 3 times [2022-10-16 17:42:52,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:42:52,924 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94215179] [2022-10-16 17:42:52,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:42:52,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:42:52,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:53,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-10-16 17:42:53,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:53,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:42:53,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:53,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:42:53,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:53,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:42:53,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:53,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:42:53,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:53,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-10-16 17:42:53,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:53,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:42:53,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:53,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:42:53,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:53,438 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 38 proven. 23 refuted. 0 times theorem prover too weak. 885 trivial. 0 not checked. [2022-10-16 17:42:53,438 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:42:53,438 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94215179] [2022-10-16 17:42:53,439 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [94215179] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 17:42:53,439 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1454724630] [2022-10-16 17:42:53,439 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-10-16 17:42:53,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:42:53,439 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 17:42:53,440 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) [2022-10-16 17:42:53,452 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-10-16 17:42:53,504 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2022-10-16 17:42:53,504 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-10-16 17:42:53,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-16 17:42:53,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 17:42:53,581 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 62 proven. 5 refuted. 0 times theorem prover too weak. 879 trivial. 0 not checked. [2022-10-16 17:42:53,582 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 17:42:53,746 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 62 proven. 5 refuted. 0 times theorem prover too weak. 879 trivial. 0 not checked. [2022-10-16 17:42:53,746 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1454724630] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 17:42:53,747 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 17:42:53,747 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7, 7] total 14 [2022-10-16 17:42:53,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36644166] [2022-10-16 17:42:53,747 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 17:42:53,748 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-10-16 17:42:53,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 17:42:53,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-10-16 17:42:53,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2022-10-16 17:42:53,749 INFO L87 Difference]: Start difference. First operand 314 states and 366 transitions. Second operand has 15 states, 14 states have (on average 3.642857142857143) internal successors, (51), 15 states have internal predecessors, (51), 5 states have call successors, (7), 1 states have call predecessors, (7), 4 states have return successors, (10), 9 states have call predecessors, (10), 5 states have call successors, (10) [2022-10-16 17:42:53,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 17:42:53,850 INFO L93 Difference]: Finished difference Result 314 states and 366 transitions. [2022-10-16 17:42:53,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-16 17:42:53,851 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 3.642857142857143) internal successors, (51), 15 states have internal predecessors, (51), 5 states have call successors, (7), 1 states have call predecessors, (7), 4 states have return successors, (10), 9 states have call predecessors, (10), 5 states have call successors, (10) Word has length 150 [2022-10-16 17:42:53,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 17:42:53,853 INFO L225 Difference]: With dead ends: 314 [2022-10-16 17:42:53,854 INFO L226 Difference]: Without dead ends: 312 [2022-10-16 17:42:53,854 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 334 GetRequests, 314 SyntacticMatches, 5 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=73, Invalid=199, Unknown=0, NotChecked=0, Total=272 [2022-10-16 17:42:53,855 INFO L413 NwaCegarLoop]: 25 mSDtfsCounter, 12 mSDsluCounter, 133 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 158 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 17:42:53,855 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 158 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 17:42:53,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2022-10-16 17:42:53,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 312. [2022-10-16 17:42:53,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 312 states, 249 states have (on average 1.0682730923694779) internal successors, (266), 248 states have internal predecessors, (266), 41 states have call successors, (41), 23 states have call predecessors, (41), 21 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2022-10-16 17:42:53,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 347 transitions. [2022-10-16 17:42:53,879 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 347 transitions. Word has length 150 [2022-10-16 17:42:53,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 17:42:53,880 INFO L495 AbstractCegarLoop]: Abstraction has 312 states and 347 transitions. [2022-10-16 17:42:53,880 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 3.642857142857143) internal successors, (51), 15 states have internal predecessors, (51), 5 states have call successors, (7), 1 states have call predecessors, (7), 4 states have return successors, (10), 9 states have call predecessors, (10), 5 states have call successors, (10) [2022-10-16 17:42:53,881 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 347 transitions. [2022-10-16 17:42:53,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2022-10-16 17:42:53,883 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:42:53,883 INFO L195 NwaCegarLoop]: trace histogram [25, 22, 17, 17, 17, 17, 14, 7, 7, 7, 7, 7, 7, 7, 6, 6, 5, 3, 1, 1, 1, 1] [2022-10-16 17:42:53,927 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-10-16 17:42:54,099 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-10-16 17:42:54,100 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting fiboErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fiboErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fiboErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fiboErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-10-16 17:42:54,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:42:54,101 INFO L85 PathProgramCache]: Analyzing trace with hash 2134270474, now seen corresponding path program 4 times [2022-10-16 17:42:54,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:42:54,101 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [738208239] [2022-10-16 17:42:54,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:42:54,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:42:54,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:54,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 17:42:54,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:54,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:42:54,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:54,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:42:54,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:54,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:42:54,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:54,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:42:54,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:54,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:42:54,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:54,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 17:42:54,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:55,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:42:55,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:55,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:42:55,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:55,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-10-16 17:42:55,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:55,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:42:55,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:55,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:42:55,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:55,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:42:55,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:55,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:42:55,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:55,228 INFO L134 CoverageAnalysis]: Checked inductivity of 1562 backedges. 78 proven. 129 refuted. 0 times theorem prover too weak. 1355 trivial. 0 not checked. [2022-10-16 17:42:55,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:42:55,228 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [738208239] [2022-10-16 17:42:55,229 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [738208239] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 17:42:55,229 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [915452892] [2022-10-16 17:42:55,229 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-10-16 17:42:55,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:42:55,229 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 17:42:55,231 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) [2022-10-16 17:42:55,233 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-10-16 17:42:55,317 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-10-16 17:42:55,317 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-10-16 17:42:55,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 29 conjunts are in the unsatisfiable core [2022-10-16 17:42:55,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 17:42:55,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1562 backedges. 78 proven. 129 refuted. 0 times theorem prover too weak. 1355 trivial. 0 not checked. [2022-10-16 17:42:55,523 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 17:42:56,713 INFO L134 CoverageAnalysis]: Checked inductivity of 1562 backedges. 144 proven. 122 refuted. 0 times theorem prover too weak. 1296 trivial. 0 not checked. [2022-10-16 17:42:56,713 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [915452892] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 17:42:56,713 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 17:42:56,713 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 17] total 26 [2022-10-16 17:42:56,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922762742] [2022-10-16 17:42:56,714 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 17:42:56,715 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-10-16 17:42:56,715 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 17:42:56,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-10-16 17:42:56,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=168, Invalid=534, Unknown=0, NotChecked=0, Total=702 [2022-10-16 17:42:56,716 INFO L87 Difference]: Start difference. First operand 312 states and 347 transitions. Second operand has 27 states, 26 states have (on average 2.6153846153846154) internal successors, (68), 27 states have internal predecessors, (68), 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) [2022-10-16 17:42:56,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 17:42:56,830 INFO L93 Difference]: Finished difference Result 313 states and 347 transitions. [2022-10-16 17:42:56,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-10-16 17:42:56,831 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 2.6153846153846154) internal successors, (68), 27 states have internal predecessors, (68), 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 202 [2022-10-16 17:42:56,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 17:42:56,833 INFO L225 Difference]: With dead ends: 313 [2022-10-16 17:42:56,833 INFO L226 Difference]: Without dead ends: 312 [2022-10-16 17:42:56,834 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 460 GetRequests, 418 SyntacticMatches, 16 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 537 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=178, Invalid=578, Unknown=0, NotChecked=0, Total=756 [2022-10-16 17:42:56,835 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 24 mSDsluCounter, 215 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 238 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 17:42:56,835 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 238 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 149 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 17:42:56,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2022-10-16 17:42:56,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 312. [2022-10-16 17:42:56,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 312 states, 249 states have (on average 1.0602409638554218) internal successors, (264), 248 states have internal predecessors, (264), 41 states have call successors, (41), 23 states have call predecessors, (41), 21 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2022-10-16 17:42:56,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 345 transitions. [2022-10-16 17:42:56,857 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 345 transitions. Word has length 202 [2022-10-16 17:42:56,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 17:42:56,857 INFO L495 AbstractCegarLoop]: Abstraction has 312 states and 345 transitions. [2022-10-16 17:42:56,858 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 2.6153846153846154) internal successors, (68), 27 states have internal predecessors, (68), 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) [2022-10-16 17:42:56,858 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 345 transitions. [2022-10-16 17:42:56,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 446 [2022-10-16 17:42:56,866 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:42:56,866 INFO L195 NwaCegarLoop]: trace histogram [49, 41, 40, 28, 28, 28, 28, 20, 20, 20, 20, 20, 20, 20, 19, 19, 13, 8, 1, 1, 1, 1] [2022-10-16 17:42:56,903 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-10-16 17:42:57,081 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-10-16 17:42:57,082 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting fiboErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fiboErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fiboErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fiboErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-10-16 17:42:57,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:42:57,100 INFO L85 PathProgramCache]: Analyzing trace with hash 1461308668, now seen corresponding path program 5 times [2022-10-16 17:42:57,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:42:57,101 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75968545] [2022-10-16 17:42:57,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:42:57,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:42:57,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:42:59,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-10-16 17:42:59,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:00,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:00,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:00,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:00,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:00,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:00,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:00,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:00,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:00,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:00,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:00,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:43:00,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:00,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:43:00,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:00,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 17:43:00,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:00,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:00,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:00,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:43:00,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:00,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 17:43:00,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:00,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:00,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:00,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:00,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:00,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:43:00,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:00,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:43:00,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:00,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-10-16 17:43:00,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:01,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:01,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:01,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:01,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:01,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:01,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:01,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:43:01,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:01,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:43:01,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:01,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 17:43:01,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:01,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:01,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:01,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:43:01,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:01,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-10-16 17:43:01,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:01,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:01,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:01,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:01,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:01,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:01,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:01,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:01,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:01,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:43:01,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:01,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:43:01,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:01,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 17:43:01,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:01,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:01,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:01,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:43:01,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:01,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 17:43:01,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:01,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:01,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:01,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:01,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:01,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:43:01,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:01,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:43:01,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:01,799 INFO L134 CoverageAnalysis]: Checked inductivity of 7177 backedges. 820 proven. 1093 refuted. 0 times theorem prover too weak. 5264 trivial. 0 not checked. [2022-10-16 17:43:01,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:43:01,799 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [75968545] [2022-10-16 17:43:01,800 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [75968545] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 17:43:01,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [911833365] [2022-10-16 17:43:01,800 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-10-16 17:43:01,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:43:01,800 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 17:43:01,801 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) [2022-10-16 17:43:01,811 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-10-16 17:43:02,029 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 37 check-sat command(s) [2022-10-16 17:43:02,029 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-10-16 17:43:02,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 839 conjuncts, 81 conjunts are in the unsatisfiable core [2022-10-16 17:43:02,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 17:43:02,554 INFO L134 CoverageAnalysis]: Checked inductivity of 7177 backedges. 820 proven. 1093 refuted. 0 times theorem prover too weak. 5264 trivial. 0 not checked. [2022-10-16 17:43:02,554 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 17:43:10,183 INFO L134 CoverageAnalysis]: Checked inductivity of 7177 backedges. 1149 proven. 996 refuted. 0 times theorem prover too weak. 5032 trivial. 0 not checked. [2022-10-16 17:43:10,183 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [911833365] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 17:43:10,183 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 17:43:10,184 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18, 29] total 40 [2022-10-16 17:43:10,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113939357] [2022-10-16 17:43:10,184 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 17:43:10,185 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2022-10-16 17:43:10,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 17:43:10,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2022-10-16 17:43:10,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=367, Invalid=1273, Unknown=0, NotChecked=0, Total=1640 [2022-10-16 17:43:10,188 INFO L87 Difference]: Start difference. First operand 312 states and 345 transitions. Second operand has 41 states, 40 states have (on average 2.55) internal successors, (102), 41 states have internal predecessors, (102), 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) [2022-10-16 17:43:10,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 17:43:10,312 INFO L93 Difference]: Finished difference Result 313 states and 345 transitions. [2022-10-16 17:43:10,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-10-16 17:43:10,312 INFO L78 Accepts]: Start accepts. Automaton has has 41 states, 40 states have (on average 2.55) internal successors, (102), 41 states have internal predecessors, (102), 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 445 [2022-10-16 17:43:10,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 17:43:10,316 INFO L225 Difference]: With dead ends: 313 [2022-10-16 17:43:10,316 INFO L226 Difference]: Without dead ends: 312 [2022-10-16 17:43:10,317 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1050 GetRequests, 948 SyntacticMatches, 62 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2223 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=381, Invalid=1341, Unknown=0, NotChecked=0, Total=1722 [2022-10-16 17:43:10,318 INFO L413 NwaCegarLoop]: 25 mSDtfsCounter, 49 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 180 SdHoareTripleChecker+Invalid, 165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 17:43:10,318 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 180 Invalid, 165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 17:43:10,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2022-10-16 17:43:10,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 312. [2022-10-16 17:43:10,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 312 states, 249 states have (on average 1.0441767068273093) internal successors, (260), 248 states have internal predecessors, (260), 41 states have call successors, (41), 23 states have call predecessors, (41), 21 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2022-10-16 17:43:10,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 341 transitions. [2022-10-16 17:43:10,338 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 341 transitions. Word has length 445 [2022-10-16 17:43:10,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 17:43:10,339 INFO L495 AbstractCegarLoop]: Abstraction has 312 states and 341 transitions. [2022-10-16 17:43:10,340 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 40 states have (on average 2.55) internal successors, (102), 41 states have internal predecessors, (102), 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) [2022-10-16 17:43:10,340 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 341 transitions. [2022-10-16 17:43:10,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1101 [2022-10-16 17:43:10,389 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:43:10,390 INFO L195 NwaCegarLoop]: trace histogram [115, 108, 94, 60, 60, 60, 60, 54, 54, 54, 54, 54, 54, 54, 53, 53, 34, 21, 1, 1, 1, 1] [2022-10-16 17:43:10,427 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-10-16 17:43:10,605 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-10-16 17:43:10,606 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting fiboErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fiboErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fiboErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fiboErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-10-16 17:43:10,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:43:10,607 INFO L85 PathProgramCache]: Analyzing trace with hash 1804123281, now seen corresponding path program 6 times [2022-10-16 17:43:10,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:43:10,608 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92669611] [2022-10-16 17:43:10,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:43:10,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:43:10,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:23,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-10-16 17:43:24,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:26,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:26,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:27,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:27,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:27,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:27,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:27,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:27,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:28,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:28,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:28,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:43:28,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:43:28,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 17:43:28,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:28,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:43:28,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 17:43:28,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:28,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:28,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:43:28,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:43:28,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-10-16 17:43:28,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:28,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:28,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:28,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:43:28,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:43:28,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 17:43:28,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:28,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:43:28,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-10-16 17:43:28,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:28,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:28,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:28,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:28,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:43:28,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:43:28,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 17:43:28,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:28,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:43:28,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 17:43:28,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:28,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:28,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:43:28,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:43:28,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:28,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-10-16 17:43:28,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:29,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:29,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:29,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:29,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:29,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:29,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:29,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:29,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:29,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:29,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:29,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:43:29,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:29,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:43:29,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:29,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 17:43:29,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:29,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:29,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:29,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:43:29,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:29,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 17:43:29,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:29,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:29,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:29,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:29,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:29,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:43:29,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:29,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:43:29,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:29,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-10-16 17:43:29,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:29,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:29,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:29,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:29,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:29,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:29,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:29,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:43:29,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:29,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:43:29,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:29,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 17:43:29,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:29,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:29,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:29,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:43:29,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:29,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 700 [2022-10-16 17:43:29,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:30,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:30,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:31,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:31,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:31,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:31,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:31,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:31,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:31,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:31,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:31,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:31,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:31,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:43:31,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:31,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:43:31,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:31,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 17:43:31,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:31,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:31,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:31,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:43:31,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:31,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 17:43:31,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:31,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:31,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:31,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:31,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:31,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:43:31,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:31,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:43:31,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:31,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-10-16 17:43:31,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:31,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:31,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:31,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:31,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:31,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:31,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:31,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:43:31,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:31,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:43:31,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:31,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 17:43:31,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:31,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:31,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:31,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:43:31,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:31,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-10-16 17:43:31,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:31,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:31,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:31,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:31,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:31,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:31,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:31,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:31,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:31,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:43:31,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:31,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:43:31,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:31,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 17:43:31,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:32,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:32,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:32,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:43:32,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:32,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 17:43:32,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:32,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:32,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:32,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:43:32,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:32,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:43:32,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:32,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:43:32,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:43:32,118 INFO L134 CoverageAnalysis]: Checked inductivity of 44311 backedges. 6686 proven. 7802 refuted. 0 times theorem prover too weak. 29823 trivial. 0 not checked. [2022-10-16 17:43:32,119 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:43:32,119 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [92669611] [2022-10-16 17:43:32,119 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [92669611] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 17:43:32,119 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [7946563] [2022-10-16 17:43:32,119 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-10-16 17:43:32,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:43:32,120 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 17:43:32,121 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) [2022-10-16 17:43:32,133 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-10-16 17:43:32,842 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 77 check-sat command(s) [2022-10-16 17:43:32,842 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-10-16 17:43:32,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 2051 conjuncts, 217 conjunts are in the unsatisfiable core [2022-10-16 17:43:32,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 17:43:34,053 INFO L134 CoverageAnalysis]: Checked inductivity of 44311 backedges. 6686 proven. 7802 refuted. 0 times theorem prover too weak. 29823 trivial. 0 not checked. [2022-10-16 17:43:34,053 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 17:44:19,263 INFO L134 CoverageAnalysis]: Checked inductivity of 44311 backedges. 7863 proven. 7339 refuted. 0 times theorem prover too weak. 29109 trivial. 0 not checked. [2022-10-16 17:44:19,264 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [7946563] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 17:44:19,264 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 17:44:19,264 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24, 41] total 54 [2022-10-16 17:44:19,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331308002] [2022-10-16 17:44:19,265 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 17:44:19,267 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2022-10-16 17:44:19,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 17:44:19,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2022-10-16 17:44:19,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=642, Invalid=2328, Unknown=0, NotChecked=0, Total=2970 [2022-10-16 17:44:19,270 INFO L87 Difference]: Start difference. First operand 312 states and 341 transitions. Second operand has 55 states, 54 states have (on average 2.5185185185185186) internal successors, (136), 55 states have internal predecessors, (136), 15 states have call successors, (16), 1 states have call predecessors, (16), 15 states have return successors, (38), 38 states have call predecessors, (38), 15 states have call successors, (38) [2022-10-16 17:44:19,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 17:44:19,438 INFO L93 Difference]: Finished difference Result 313 states and 341 transitions. [2022-10-16 17:44:19,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-10-16 17:44:19,439 INFO L78 Accepts]: Start accepts. Automaton has has 55 states, 54 states have (on average 2.5185185185185186) internal successors, (136), 55 states have internal predecessors, (136), 15 states have call successors, (16), 1 states have call predecessors, (16), 15 states have return successors, (38), 38 states have call predecessors, (38), 15 states have call successors, (38) Word has length 1100 [2022-10-16 17:44:19,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 17:44:19,444 INFO L225 Difference]: With dead ends: 313 [2022-10-16 17:44:19,445 INFO L226 Difference]: Without dead ends: 312 [2022-10-16 17:44:19,446 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2632 GetRequests, 2386 SyntacticMatches, 192 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7409 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=660, Invalid=2420, Unknown=0, NotChecked=0, Total=3080 [2022-10-16 17:44:19,447 INFO L413 NwaCegarLoop]: 27 mSDtfsCounter, 71 mSDsluCounter, 169 mSDsCounter, 0 mSdLazyCounter, 168 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 196 SdHoareTripleChecker+Invalid, 204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 17:44:19,447 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 196 Invalid, 204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 168 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 17:44:19,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2022-10-16 17:44:19,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 312. [2022-10-16 17:44:19,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 312 states, 249 states have (on average 1.0281124497991967) internal successors, (256), 248 states have internal predecessors, (256), 41 states have call successors, (41), 23 states have call predecessors, (41), 21 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2022-10-16 17:44:19,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 337 transitions. [2022-10-16 17:44:19,467 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 337 transitions. Word has length 1100 [2022-10-16 17:44:19,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 17:44:19,469 INFO L495 AbstractCegarLoop]: Abstraction has 312 states and 337 transitions. [2022-10-16 17:44:19,469 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 54 states have (on average 2.5185185185185186) internal successors, (136), 55 states have internal predecessors, (136), 15 states have call successors, (16), 1 states have call predecessors, (16), 15 states have return successors, (38), 38 states have call predecessors, (38), 15 states have call successors, (38) [2022-10-16 17:44:19,470 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 337 transitions. [2022-10-16 17:44:19,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2835 [2022-10-16 17:44:19,552 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:44:19,554 INFO L195 NwaCegarLoop]: trace histogram [291, 286, 236, 147, 147, 147, 147, 143, 143, 143, 143, 143, 143, 143, 142, 142, 89, 55, 1, 1, 1, 1] [2022-10-16 17:44:19,600 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-10-16 17:44:19,769 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-10-16 17:44:19,769 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting fiboErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fiboErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fiboErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fiboErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-10-16 17:44:19,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:44:19,772 INFO L85 PathProgramCache]: Analyzing trace with hash 495711542, now seen corresponding path program 7 times [2022-10-16 17:44:19,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:44:19,772 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866402892] [2022-10-16 17:44:19,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:44:19,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:44:20,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:29,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-10-16 17:45:29,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:42,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:42,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:47,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:47,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:49,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:49,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:50,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:50,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:50,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:50,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:50,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:50,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:50,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:50,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:50,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:50,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:50,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:50,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:50,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:45:50,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:50,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:45:50,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:50,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 17:45:50,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:50,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:50,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:50,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:45:50,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:50,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 17:45:50,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:50,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:50,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:50,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:50,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:50,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:45:50,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:50,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:45:50,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:50,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-10-16 17:45:50,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:51,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:51,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:51,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:51,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:51,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:51,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:51,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:45:51,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:51,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:45:51,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:51,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 17:45:51,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:51,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:51,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:51,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:45:51,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:51,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-10-16 17:45:51,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:51,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:51,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:51,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:51,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:51,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:51,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:51,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:51,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:51,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:45:51,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:51,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:45:51,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:51,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 17:45:51,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:51,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:51,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:51,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:45:51,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:51,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 17:45:51,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:51,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:51,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:51,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:51,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:51,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:45:51,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:51,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:45:51,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:51,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-10-16 17:45:51,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:51,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:51,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:51,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:51,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:52,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:52,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:52,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:52,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:52,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:52,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:52,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:45:52,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:52,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:45:52,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:52,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 17:45:52,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:52,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:52,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:52,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:45:52,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:52,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 17:45:52,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:52,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:52,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:52,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:52,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:52,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:45:52,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:52,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:45:52,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:52,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-10-16 17:45:52,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:52,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:52,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:52,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:52,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:52,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:52,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:52,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:45:52,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:52,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:45:52,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:52,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 17:45:52,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:52,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:52,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:52,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:45:52,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:52,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 661 [2022-10-16 17:45:52,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:53,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:53,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:53,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:53,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:53,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:53,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:45:53,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:45:53,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 17:45:53,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:53,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:45:53,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 17:45:53,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:53,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:53,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:45:53,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:45:53,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-10-16 17:45:53,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:53,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:53,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:53,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:45:53,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:45:53,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 17:45:53,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:53,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:45:53,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-10-16 17:45:53,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:53,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:53,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:53,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:53,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:45:53,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:45:53,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 17:45:53,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:53,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:45:53,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 17:45:53,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:53,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:53,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:54,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:54,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:54,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:45:54,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:54,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:45:54,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:54,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1073 [2022-10-16 17:45:54,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:55,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:55,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:56,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:56,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:56,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:56,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:56,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:56,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:56,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:56,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:56,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:56,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:56,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:56,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:56,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:45:56,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:56,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:45:56,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:56,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 17:45:56,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:57,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:45:57,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 17:45:57,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:57,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:57,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:45:57,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:45:57,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-10-16 17:45:57,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:57,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:57,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:57,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:45:57,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:45:57,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 17:45:57,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:57,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:45:57,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-10-16 17:45:57,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:57,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:57,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:57,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:57,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:45:57,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:45:57,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 17:45:57,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:57,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:45:57,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 17:45:57,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:57,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:57,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:45:57,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:45:57,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-10-16 17:45:57,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:57,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:57,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:57,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:57,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:57,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:45:57,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:45:57,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 17:45:57,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:57,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:45:57,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 17:45:57,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:57,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:57,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:45:57,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:45:57,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:57,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-10-16 17:45:57,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:58,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:58,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:58,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:58,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:58,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:58,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:58,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:45:58,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:58,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:45:58,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:58,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 17:45:58,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:58,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:45:58,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:58,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:45:58,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:45:58,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1767 [2022-10-16 17:45:58,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:02,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:02,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:04,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:04,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:05,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:05,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:05,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:05,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:05,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:05,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:05,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:05,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:05,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:05,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:05,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:05,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:05,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:46:05,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:05,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:46:05,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:05,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 17:46:05,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:05,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:05,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:05,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:46:05,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:05,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 17:46:05,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:05,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:05,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:05,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:05,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:05,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:46:05,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:05,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:46:05,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:05,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-10-16 17:46:06,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:06,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:06,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:06,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:46:06,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:46:06,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 17:46:06,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:06,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:46:06,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-10-16 17:46:06,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:06,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:06,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:06,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:06,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:46:06,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:46:06,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 17:46:06,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:06,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:46:06,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 17:46:06,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:06,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:06,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:46:06,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:46:06,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-10-16 17:46:06,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:06,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:06,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:06,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:06,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:06,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:46:06,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:46:06,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 17:46:06,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:06,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:46:06,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 17:46:06,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:06,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:06,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:46:06,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:46:06,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-10-16 17:46:06,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:06,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:06,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:06,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:46:06,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:46:06,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 17:46:06,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:06,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:06,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:07,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:46:07,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:07,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 661 [2022-10-16 17:46:07,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:07,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:07,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:07,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:07,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:08,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:08,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:08,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:08,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:46:08,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:46:08,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 17:46:08,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:08,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:46:08,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 17:46:08,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:08,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:08,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:46:08,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:46:08,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-10-16 17:46:08,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:08,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:08,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:08,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:46:08,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:46:08,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 17:46:08,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:08,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:46:08,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-10-16 17:46:08,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:08,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:08,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:08,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:08,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:46:08,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:46:08,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 17:46:08,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:08,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:46:08,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-16 17:46:08,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:08,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 17:46:08,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 17:46:08,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-16 17:46:08,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:08,601 INFO L134 CoverageAnalysis]: Checked inductivity of 296752 backedges. 49486 proven. 53497 refuted. 0 times theorem prover too weak. 193769 trivial. 0 not checked. [2022-10-16 17:46:08,602 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:46:08,602 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866402892] [2022-10-16 17:46:08,602 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1866402892] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 17:46:08,602 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [891879920] [2022-10-16 17:46:08,602 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-10-16 17:46:08,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:46:08,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 17:46:08,604 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) [2022-10-16 17:46:08,604 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-10-16 17:46:09,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:46:09,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 5256 conjuncts, 573 conjunts are in the unsatisfiable core [2022-10-16 17:46:09,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 17:46:13,009 INFO L134 CoverageAnalysis]: Checked inductivity of 296752 backedges. 49486 proven. 53497 refuted. 0 times theorem prover too weak. 193769 trivial. 0 not checked. [2022-10-16 17:46:13,009 INFO L328 TraceCheckSpWp]: Computing backward predicates...