./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/recursive/Fibonacci05.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 7e1ff0e6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/recursive/Fibonacci05.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 97829031814878890268a6b8dbba5c3e987e2ec78ab2dc94181f9e68090060bd --- Real Ultimate output --- This is Ultimate 0.2.2-?-7e1ff0e [2023-02-15 01:48:47,277 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 01:48:47,279 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 01:48:47,306 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 01:48:47,307 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 01:48:47,308 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 01:48:47,309 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 01:48:47,311 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 01:48:47,312 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 01:48:47,313 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 01:48:47,314 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 01:48:47,315 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 01:48:47,315 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 01:48:47,316 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 01:48:47,317 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 01:48:47,318 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 01:48:47,318 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 01:48:47,319 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 01:48:47,320 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 01:48:47,322 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 01:48:47,323 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 01:48:47,324 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 01:48:47,325 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 01:48:47,326 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 01:48:47,328 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 01:48:47,329 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 01:48:47,329 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 01:48:47,330 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 01:48:47,330 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 01:48:47,331 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 01:48:47,331 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 01:48:47,332 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 01:48:47,333 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 01:48:47,333 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 01:48:47,334 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 01:48:47,334 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 01:48:47,335 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 01:48:47,335 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 01:48:47,336 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 01:48:47,336 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 01:48:47,337 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 01:48:47,338 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-02-15 01:48:47,357 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 01:48:47,357 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 01:48:47,357 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 01:48:47,366 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 01:48:47,367 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 01:48:47,368 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 01:48:47,368 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 01:48:47,368 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 01:48:47,369 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 01:48:47,369 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 01:48:47,369 INFO L138 SettingsManager]: * sizeof long=4 [2023-02-15 01:48:47,369 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 01:48:47,369 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 01:48:47,370 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-02-15 01:48:47,370 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 01:48:47,370 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-02-15 01:48:47,370 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 01:48:47,370 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-02-15 01:48:47,370 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-02-15 01:48:47,371 INFO L138 SettingsManager]: * sizeof long double=12 [2023-02-15 01:48:47,371 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-02-15 01:48:47,371 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 01:48:47,371 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-02-15 01:48:47,372 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 01:48:47,372 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 01:48:47,372 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 01:48:47,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 01:48:47,372 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 01:48:47,373 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 01:48:47,373 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-02-15 01:48:47,373 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-15 01:48:47,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-15 01:48:47,373 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 01:48:47,374 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-02-15 01:48:47,374 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 01:48:47,374 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 01:48:47,374 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 01:48:47,374 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 97829031814878890268a6b8dbba5c3e987e2ec78ab2dc94181f9e68090060bd [2023-02-15 01:48:47,625 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 01:48:47,648 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 01:48:47,650 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 01:48:47,652 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 01:48:47,652 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 01:48:47,653 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/Fibonacci05.c [2023-02-15 01:48:48,724 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 01:48:48,949 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 01:48:48,950 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci05.c [2023-02-15 01:48:48,955 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf4221733/d09eb2840ca048dc952fe8c4872526cb/FLAG7eac9bdaf [2023-02-15 01:48:48,973 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf4221733/d09eb2840ca048dc952fe8c4872526cb [2023-02-15 01:48:48,977 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 01:48:48,978 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 01:48:48,982 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 01:48:48,982 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 01:48:48,985 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 01:48:48,986 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:48:48" (1/1) ... [2023-02-15 01:48:48,989 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21af8962 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:48:48, skipping insertion in model container [2023-02-15 01:48:48,989 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:48:48" (1/1) ... [2023-02-15 01:48:48,995 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 01:48:49,012 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 01:48:49,162 WARN L237 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/Fibonacci05.c[746,759] [2023-02-15 01:48:49,164 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-15 01:48:49,176 INFO L203 MainTranslator]: Completed pre-run [2023-02-15 01:48:49,194 WARN L237 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/Fibonacci05.c[746,759] [2023-02-15 01:48:49,195 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-15 01:48:49,206 INFO L208 MainTranslator]: Completed translation [2023-02-15 01:48:49,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:48:49 WrapperNode [2023-02-15 01:48:49,207 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 01:48:49,207 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-02-15 01:48:49,207 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-02-15 01:48:49,208 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-02-15 01:48:49,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:48:49" (1/1) ... [2023-02-15 01:48:49,220 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:48:49" (1/1) ... [2023-02-15 01:48:49,232 INFO L138 Inliner]: procedures = 13, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 23 [2023-02-15 01:48:49,233 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-02-15 01:48:49,234 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-02-15 01:48:49,234 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-02-15 01:48:49,234 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-02-15 01:48:49,241 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:48:49" (1/1) ... [2023-02-15 01:48:49,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:48:49" (1/1) ... [2023-02-15 01:48:49,252 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:48:49" (1/1) ... [2023-02-15 01:48:49,253 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:48:49" (1/1) ... [2023-02-15 01:48:49,259 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:48:49" (1/1) ... [2023-02-15 01:48:49,262 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:48:49" (1/1) ... [2023-02-15 01:48:49,263 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:48:49" (1/1) ... [2023-02-15 01:48:49,264 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:48:49" (1/1) ... [2023-02-15 01:48:49,265 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-02-15 01:48:49,268 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-02-15 01:48:49,269 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-02-15 01:48:49,269 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-02-15 01:48:49,270 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:48:49" (1/1) ... [2023-02-15 01:48:49,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 01:48:49,286 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 01:48:49,301 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) [2023-02-15 01:48:49,325 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 [2023-02-15 01:48:49,342 INFO L130 BoogieDeclarations]: Found specification of procedure fibonacci [2023-02-15 01:48:49,343 INFO L138 BoogieDeclarations]: Found implementation of procedure fibonacci [2023-02-15 01:48:49,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-02-15 01:48:49,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-02-15 01:48:49,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-02-15 01:48:49,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-02-15 01:48:49,396 INFO L235 CfgBuilder]: Building ICFG [2023-02-15 01:48:49,398 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-02-15 01:48:49,517 INFO L276 CfgBuilder]: Performing block encoding [2023-02-15 01:48:49,522 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-02-15 01:48:49,523 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2023-02-15 01:48:49,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 01:48:49 BoogieIcfgContainer [2023-02-15 01:48:49,525 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-02-15 01:48:49,526 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-02-15 01:48:49,527 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-02-15 01:48:49,546 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-02-15 01:48:49,547 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.02 01:48:48" (1/3) ... [2023-02-15 01:48:49,547 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a5955b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.02 01:48:49, skipping insertion in model container [2023-02-15 01:48:49,547 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:48:49" (2/3) ... [2023-02-15 01:48:49,548 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a5955b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.02 01:48:49, skipping insertion in model container [2023-02-15 01:48:49,548 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 01:48:49" (3/3) ... [2023-02-15 01:48:49,549 INFO L112 eAbstractionObserver]: Analyzing ICFG Fibonacci05.c [2023-02-15 01:48:49,564 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-02-15 01:48:49,584 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-02-15 01:48:49,644 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-02-15 01:48:49,650 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=PETRI_NET, 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;@593b7b49, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-02-15 01:48:49,651 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2023-02-15 01:48:49,654 INFO L276 IsEmpty]: Start isEmpty. Operand has 30 states, 19 states have (on average 1.4736842105263157) internal successors, (28), 25 states have internal predecessors, (28), 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) [2023-02-15 01:48:49,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-02-15 01:48:49,660 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 01:48:49,661 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-02-15 01:48:49,662 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 01:48:49,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 01:48:49,668 INFO L85 PathProgramCache]: Analyzing trace with hash -108718961, now seen corresponding path program 1 times [2023-02-15 01:48:49,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 01:48:49,677 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64107765] [2023-02-15 01:48:49,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 01:48:49,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 01:48:49,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:49,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-15 01:48:49,881 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 01:48:49,881 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64107765] [2023-02-15 01:48:49,882 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [64107765] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 01:48:49,882 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 01:48:49,882 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-02-15 01:48:49,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111366089] [2023-02-15 01:48:49,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 01:48:49,888 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 01:48:49,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 01:48:49,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 01:48:49,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 01:48:49,927 INFO L87 Difference]: Start difference. First operand has 30 states, 19 states have (on average 1.4736842105263157) internal successors, (28), 25 states have internal predecessors, (28), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 01:48:49,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 01:48:50,000 INFO L93 Difference]: Finished difference Result 35 states and 40 transitions. [2023-02-15 01:48:50,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 01:48:50,003 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2023-02-15 01:48:50,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 01:48:50,013 INFO L225 Difference]: With dead ends: 35 [2023-02-15 01:48:50,014 INFO L226 Difference]: Without dead ends: 24 [2023-02-15 01:48:50,018 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 [2023-02-15 01:48:50,023 INFO L413 NwaCegarLoop]: 25 mSDtfsCounter, 14 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 36 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 01:48:50,024 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 36 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 01:48:50,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2023-02-15 01:48:50,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 22. [2023-02-15 01:48:50,056 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) [2023-02-15 01:48:50,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 25 transitions. [2023-02-15 01:48:50,058 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 25 transitions. Word has length 7 [2023-02-15 01:48:50,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 01:48:50,059 INFO L495 AbstractCegarLoop]: Abstraction has 22 states and 25 transitions. [2023-02-15 01:48:50,059 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 01:48:50,059 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2023-02-15 01:48:50,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-02-15 01:48:50,060 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 01:48:50,060 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 01:48:50,061 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-02-15 01:48:50,061 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 01:48:50,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 01:48:50,062 INFO L85 PathProgramCache]: Analyzing trace with hash 924679547, now seen corresponding path program 1 times [2023-02-15 01:48:50,062 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 01:48:50,062 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038697304] [2023-02-15 01:48:50,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 01:48:50,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 01:48:50,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:50,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-15 01:48:50,124 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 01:48:50,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1038697304] [2023-02-15 01:48:50,125 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1038697304] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 01:48:50,125 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 01:48:50,125 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-02-15 01:48:50,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485977791] [2023-02-15 01:48:50,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 01:48:50,127 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-02-15 01:48:50,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 01:48:50,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-02-15 01:48:50,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-02-15 01:48:50,128 INFO L87 Difference]: Start difference. First operand 22 states and 25 transitions. Second operand has 5 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 01:48:50,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 01:48:50,167 INFO L93 Difference]: Finished difference Result 22 states and 25 transitions. [2023-02-15 01:48:50,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-02-15 01:48:50,168 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2023-02-15 01:48:50,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 01:48:50,168 INFO L225 Difference]: With dead ends: 22 [2023-02-15 01:48:50,169 INFO L226 Difference]: Without dead ends: 20 [2023-02-15 01:48:50,169 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 [2023-02-15 01:48:50,170 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 28 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 24 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 01:48:50,171 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 24 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 01:48:50,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2023-02-15 01:48:50,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2023-02-15 01:48:50,174 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) [2023-02-15 01:48:50,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 23 transitions. [2023-02-15 01:48:50,176 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 23 transitions. Word has length 8 [2023-02-15 01:48:50,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 01:48:50,176 INFO L495 AbstractCegarLoop]: Abstraction has 20 states and 23 transitions. [2023-02-15 01:48:50,176 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 01:48:50,177 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2023-02-15 01:48:50,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-02-15 01:48:50,178 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 01:48:50,178 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 01:48:50,178 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-02-15 01:48:50,178 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 01:48:50,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 01:48:50,179 INFO L85 PathProgramCache]: Analyzing trace with hash -1244761165, now seen corresponding path program 1 times [2023-02-15 01:48:50,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 01:48:50,179 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068388311] [2023-02-15 01:48:50,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 01:48:50,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 01:48:50,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:50,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 01:48:50,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:50,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 01:48:50,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:50,434 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-02-15 01:48:50,434 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 01:48:50,434 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1068388311] [2023-02-15 01:48:50,435 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1068388311] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 01:48:50,435 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 01:48:50,435 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-02-15 01:48:50,435 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104024510] [2023-02-15 01:48:50,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 01:48:50,436 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-02-15 01:48:50,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 01:48:50,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-02-15 01:48:50,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-02-15 01:48:50,439 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) [2023-02-15 01:48:50,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 01:48:50,505 INFO L93 Difference]: Finished difference Result 36 states and 42 transitions. [2023-02-15 01:48:50,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-02-15 01:48:50,506 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 23 [2023-02-15 01:48:50,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 01:48:50,507 INFO L225 Difference]: With dead ends: 36 [2023-02-15 01:48:50,507 INFO L226 Difference]: Without dead ends: 34 [2023-02-15 01:48:50,508 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 [2023-02-15 01:48:50,509 INFO L413 NwaCegarLoop]: 18 mSDtfsCounter, 5 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 01:48:50,510 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 64 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 01:48:50,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2023-02-15 01:48:50,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 29. [2023-02-15 01:48:50,517 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) [2023-02-15 01:48:50,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 35 transitions. [2023-02-15 01:48:50,518 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 35 transitions. Word has length 23 [2023-02-15 01:48:50,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 01:48:50,519 INFO L495 AbstractCegarLoop]: Abstraction has 29 states and 35 transitions. [2023-02-15 01:48:50,519 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) [2023-02-15 01:48:50,519 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 35 transitions. [2023-02-15 01:48:50,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-02-15 01:48:50,520 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 01:48:50,521 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 01:48:50,521 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-02-15 01:48:50,521 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 01:48:50,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 01:48:50,522 INFO L85 PathProgramCache]: Analyzing trace with hash 78572347, now seen corresponding path program 1 times [2023-02-15 01:48:50,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 01:48:50,522 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013603243] [2023-02-15 01:48:50,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 01:48:50,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 01:48:50,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:50,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 01:48:50,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:50,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 01:48:50,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:50,671 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-02-15 01:48:50,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 01:48:50,672 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1013603243] [2023-02-15 01:48:50,672 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1013603243] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 01:48:50,672 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1344566473] [2023-02-15 01:48:50,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 01:48:50,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 01:48:50,673 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 01:48:50,687 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) [2023-02-15 01:48:50,689 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-02-15 01:48:50,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:50,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 6 conjunts are in the unsatisfiable core [2023-02-15 01:48:50,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 01:48:50,895 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-02-15 01:48:50,895 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 01:48:51,115 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-02-15 01:48:51,116 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1344566473] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 01:48:51,116 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 01:48:51,116 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7, 7] total 15 [2023-02-15 01:48:51,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136678846] [2023-02-15 01:48:51,117 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 01:48:51,117 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-02-15 01:48:51,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 01:48:51,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-02-15 01:48:51,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2023-02-15 01:48:51,119 INFO L87 Difference]: Start difference. First operand 29 states and 35 transitions. Second operand has 15 states, 15 states have (on average 2.4) internal successors, (36), 15 states have internal predecessors, (36), 4 states have call successors, (5), 1 states have call predecessors, (5), 5 states have return successors, (6), 5 states have call predecessors, (6), 4 states have call successors, (6) [2023-02-15 01:48:51,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 01:48:51,433 INFO L93 Difference]: Finished difference Result 90 states and 128 transitions. [2023-02-15 01:48:51,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-02-15 01:48:51,433 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 2.4) internal successors, (36), 15 states have internal predecessors, (36), 4 states have call successors, (5), 1 states have call predecessors, (5), 5 states have return successors, (6), 5 states have call predecessors, (6), 4 states have call successors, (6) Word has length 24 [2023-02-15 01:48:51,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 01:48:51,437 INFO L225 Difference]: With dead ends: 90 [2023-02-15 01:48:51,438 INFO L226 Difference]: Without dead ends: 64 [2023-02-15 01:48:51,443 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 42 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=126, Invalid=380, Unknown=0, NotChecked=0, Total=506 [2023-02-15 01:48:51,452 INFO L413 NwaCegarLoop]: 11 mSDtfsCounter, 162 mSDsluCounter, 60 mSDsCounter, 0 mSdLazyCounter, 143 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 206 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 01:48:51,453 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 71 Invalid, 206 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 01:48:51,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2023-02-15 01:48:51,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 52. [2023-02-15 01:48:51,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 38 states have (on average 1.105263157894737) internal successors, (42), 41 states have internal predecessors, (42), 7 states have call successors, (7), 2 states have call predecessors, (7), 5 states have return successors, (18), 8 states have call predecessors, (18), 6 states have call successors, (18) [2023-02-15 01:48:51,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 67 transitions. [2023-02-15 01:48:51,466 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 67 transitions. Word has length 24 [2023-02-15 01:48:51,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 01:48:51,466 INFO L495 AbstractCegarLoop]: Abstraction has 52 states and 67 transitions. [2023-02-15 01:48:51,467 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 2.4) internal successors, (36), 15 states have internal predecessors, (36), 4 states have call successors, (5), 1 states have call predecessors, (5), 5 states have return successors, (6), 5 states have call predecessors, (6), 4 states have call successors, (6) [2023-02-15 01:48:51,467 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 67 transitions. [2023-02-15 01:48:51,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-02-15 01:48:51,468 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 01:48:51,468 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 01:48:51,475 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-02-15 01:48:51,675 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 [2023-02-15 01:48:51,675 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 01:48:51,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 01:48:51,676 INFO L85 PathProgramCache]: Analyzing trace with hash -1928011015, now seen corresponding path program 2 times [2023-02-15 01:48:51,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 01:48:51,676 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309257022] [2023-02-15 01:48:51,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 01:48:51,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 01:48:51,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:51,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 01:48:51,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:51,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-02-15 01:48:51,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:51,806 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-02-15 01:48:51,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 01:48:51,807 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309257022] [2023-02-15 01:48:51,807 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309257022] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 01:48:51,807 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1266381259] [2023-02-15 01:48:51,807 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-15 01:48:51,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 01:48:51,808 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 01:48:51,813 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) [2023-02-15 01:48:51,818 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-02-15 01:48:51,859 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-02-15 01:48:51,859 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 01:48:51,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 4 conjunts are in the unsatisfiable core [2023-02-15 01:48:51,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 01:48:51,915 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-02-15 01:48:51,916 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-02-15 01:48:51,916 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1266381259] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 01:48:51,916 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-02-15 01:48:51,916 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 8 [2023-02-15 01:48:51,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579613181] [2023-02-15 01:48:51,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 01:48:51,917 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-02-15 01:48:51,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 01:48:51,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-02-15 01:48:51,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-02-15 01:48:51,918 INFO L87 Difference]: Start difference. First operand 52 states and 67 transitions. Second operand has 5 states, 4 states have (on average 4.0) internal successors, (16), 5 states have internal predecessors, (16), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-02-15 01:48:51,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 01:48:51,958 INFO L93 Difference]: Finished difference Result 60 states and 75 transitions. [2023-02-15 01:48:51,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-02-15 01:48:51,959 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.0) internal successors, (16), 5 states have internal predecessors, (16), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 24 [2023-02-15 01:48:51,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 01:48:51,964 INFO L225 Difference]: With dead ends: 60 [2023-02-15 01:48:51,964 INFO L226 Difference]: Without dead ends: 59 [2023-02-15 01:48:51,965 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-02-15 01:48:51,966 INFO L413 NwaCegarLoop]: 17 mSDtfsCounter, 6 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 59 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 01:48:51,968 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 59 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 01:48:51,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2023-02-15 01:48:51,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 54. [2023-02-15 01:48:51,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 40 states have (on average 1.1) internal successors, (44), 42 states have internal predecessors, (44), 7 states have call successors, (7), 2 states have call predecessors, (7), 5 states have return successors, (18), 9 states have call predecessors, (18), 6 states have call successors, (18) [2023-02-15 01:48:51,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 69 transitions. [2023-02-15 01:48:51,991 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 69 transitions. Word has length 24 [2023-02-15 01:48:51,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 01:48:51,992 INFO L495 AbstractCegarLoop]: Abstraction has 54 states and 69 transitions. [2023-02-15 01:48:51,992 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) [2023-02-15 01:48:51,993 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 69 transitions. [2023-02-15 01:48:51,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-02-15 01:48:51,996 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 01:48:51,996 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 01:48:52,006 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-02-15 01:48:52,201 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 [2023-02-15 01:48:52,202 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 01:48:52,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 01:48:52,202 INFO L85 PathProgramCache]: Analyzing trace with hash 361200733, now seen corresponding path program 1 times [2023-02-15 01:48:52,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 01:48:52,203 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10826821] [2023-02-15 01:48:52,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 01:48:52,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 01:48:52,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:52,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 01:48:52,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:52,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-02-15 01:48:52,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:52,318 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-02-15 01:48:52,319 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 01:48:52,319 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [10826821] [2023-02-15 01:48:52,319 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [10826821] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 01:48:52,319 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [945800783] [2023-02-15 01:48:52,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 01:48:52,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 01:48:52,321 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 01:48:52,322 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) [2023-02-15 01:48:52,325 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-02-15 01:48:52,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:52,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 5 conjunts are in the unsatisfiable core [2023-02-15 01:48:52,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 01:48:52,435 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-02-15 01:48:52,435 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-02-15 01:48:52,436 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [945800783] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 01:48:52,436 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-02-15 01:48:52,436 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 9 [2023-02-15 01:48:52,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121152691] [2023-02-15 01:48:52,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 01:48:52,437 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-02-15 01:48:52,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 01:48:52,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-02-15 01:48:52,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2023-02-15 01:48:52,440 INFO L87 Difference]: Start difference. First operand 54 states and 69 transitions. Second operand has 6 states, 5 states have (on average 3.4) internal successors, (17), 6 states have internal predecessors, (17), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-02-15 01:48:52,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 01:48:52,489 INFO L93 Difference]: Finished difference Result 83 states and 116 transitions. [2023-02-15 01:48:52,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-02-15 01:48:52,491 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.4) internal successors, (17), 6 states have internal predecessors, (17), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 25 [2023-02-15 01:48:52,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 01:48:52,497 INFO L225 Difference]: With dead ends: 83 [2023-02-15 01:48:52,498 INFO L226 Difference]: Without dead ends: 82 [2023-02-15 01:48:52,498 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2023-02-15 01:48:52,499 INFO L413 NwaCegarLoop]: 18 mSDtfsCounter, 4 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 01:48:52,500 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 64 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 01:48:52,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2023-02-15 01:48:52,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 63. [2023-02-15 01:48:52,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 47 states have (on average 1.0851063829787233) internal successors, (51), 49 states have internal predecessors, (51), 8 states have call successors, (8), 2 states have call predecessors, (8), 6 states have return successors, (27), 11 states have call predecessors, (27), 7 states have call successors, (27) [2023-02-15 01:48:52,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 86 transitions. [2023-02-15 01:48:52,527 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 86 transitions. Word has length 25 [2023-02-15 01:48:52,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 01:48:52,528 INFO L495 AbstractCegarLoop]: Abstraction has 63 states and 86 transitions. [2023-02-15 01:48:52,528 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.4) internal successors, (17), 6 states have internal predecessors, (17), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-02-15 01:48:52,529 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 86 transitions. [2023-02-15 01:48:52,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-02-15 01:48:52,535 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 01:48:52,535 INFO L195 NwaCegarLoop]: trace histogram [5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2023-02-15 01:48:52,543 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-02-15 01:48:52,741 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 [2023-02-15 01:48:52,741 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 01:48:52,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 01:48:52,742 INFO L85 PathProgramCache]: Analyzing trace with hash 801278060, now seen corresponding path program 1 times [2023-02-15 01:48:52,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 01:48:52,742 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801065562] [2023-02-15 01:48:52,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 01:48:52,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 01:48:52,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:52,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 01:48:52,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:52,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:48:52,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:52,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:48:52,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:52,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-02-15 01:48:52,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:52,968 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-02-15 01:48:52,969 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 01:48:52,969 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801065562] [2023-02-15 01:48:52,969 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [801065562] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 01:48:52,969 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2141174088] [2023-02-15 01:48:52,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 01:48:52,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 01:48:52,970 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 01:48:52,971 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) [2023-02-15 01:48:52,976 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-02-15 01:48:53,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:53,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 9 conjunts are in the unsatisfiable core [2023-02-15 01:48:53,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 01:48:53,094 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2023-02-15 01:48:53,095 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 01:48:53,274 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-02-15 01:48:53,275 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2141174088] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 01:48:53,275 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 01:48:53,275 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 7] total 13 [2023-02-15 01:48:53,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754510532] [2023-02-15 01:48:53,275 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 01:48:53,277 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-02-15 01:48:53,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 01:48:53,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-02-15 01:48:53,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2023-02-15 01:48:53,278 INFO L87 Difference]: Start difference. First operand 63 states and 86 transitions. Second operand has 14 states, 13 states have (on average 3.0) internal successors, (39), 14 states have internal predecessors, (39), 3 states have call successors, (4), 1 states have call predecessors, (4), 4 states have return successors, (8), 8 states have call predecessors, (8), 3 states have call successors, (8) [2023-02-15 01:48:53,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 01:48:53,418 INFO L93 Difference]: Finished difference Result 131 states and 196 transitions. [2023-02-15 01:48:53,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-02-15 01:48:53,419 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 3.0) internal successors, (39), 14 states have internal predecessors, (39), 3 states have call successors, (4), 1 states have call predecessors, (4), 4 states have return successors, (8), 8 states have call predecessors, (8), 3 states have call successors, (8) Word has length 45 [2023-02-15 01:48:53,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 01:48:53,421 INFO L225 Difference]: With dead ends: 131 [2023-02-15 01:48:53,421 INFO L226 Difference]: Without dead ends: 130 [2023-02-15 01:48:53,422 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 91 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=109, Invalid=271, Unknown=0, NotChecked=0, Total=380 [2023-02-15 01:48:53,423 INFO L413 NwaCegarLoop]: 24 mSDtfsCounter, 13 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 01:48:53,425 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 110 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 01:48:53,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2023-02-15 01:48:53,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 97. [2023-02-15 01:48:53,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 75 states have (on average 1.08) internal successors, (81), 74 states have internal predecessors, (81), 11 states have call successors, (11), 2 states have call predecessors, (11), 9 states have return successors, (66), 20 states have call predecessors, (66), 10 states have call successors, (66) [2023-02-15 01:48:53,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 158 transitions. [2023-02-15 01:48:53,456 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 158 transitions. Word has length 45 [2023-02-15 01:48:53,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 01:48:53,457 INFO L495 AbstractCegarLoop]: Abstraction has 97 states and 158 transitions. [2023-02-15 01:48:53,457 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 3.0) internal successors, (39), 14 states have internal predecessors, (39), 3 states have call successors, (4), 1 states have call predecessors, (4), 4 states have return successors, (8), 8 states have call predecessors, (8), 3 states have call successors, (8) [2023-02-15 01:48:53,457 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 158 transitions. [2023-02-15 01:48:53,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-02-15 01:48:53,459 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 01:48:53,459 INFO L195 NwaCegarLoop]: trace histogram [9, 8, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1] [2023-02-15 01:48:53,465 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-02-15 01:48:53,664 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 01:48:53,664 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 01:48:53,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 01:48:53,665 INFO L85 PathProgramCache]: Analyzing trace with hash -1488946422, now seen corresponding path program 1 times [2023-02-15 01:48:53,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 01:48:53,665 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588768111] [2023-02-15 01:48:53,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 01:48:53,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 01:48:53,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:53,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 01:48:53,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:53,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:48:53,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:53,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:48:53,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:53,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-02-15 01:48:53,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:53,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:48:53,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:53,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:48:53,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:53,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-02-15 01:48:53,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:53,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-02-15 01:48:53,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:53,921 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 43 proven. 73 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2023-02-15 01:48:53,921 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 01:48:53,922 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588768111] [2023-02-15 01:48:53,922 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [588768111] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 01:48:53,922 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1806439083] [2023-02-15 01:48:53,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 01:48:53,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 01:48:53,922 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 01:48:53,924 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) [2023-02-15 01:48:53,926 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-02-15 01:48:53,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:53,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 10 conjunts are in the unsatisfiable core [2023-02-15 01:48:53,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 01:48:54,070 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 50 proven. 84 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-02-15 01:48:54,071 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 01:48:54,408 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 50 proven. 87 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2023-02-15 01:48:54,409 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1806439083] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 01:48:54,409 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 01:48:54,409 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 11] total 17 [2023-02-15 01:48:54,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909932420] [2023-02-15 01:48:54,409 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 01:48:54,411 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-02-15 01:48:54,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 01:48:54,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-02-15 01:48:54,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=196, Unknown=0, NotChecked=0, Total=272 [2023-02-15 01:48:54,413 INFO L87 Difference]: Start difference. First operand 97 states and 158 transitions. Second operand has 17 states, 17 states have (on average 5.176470588235294) internal successors, (88), 17 states have internal predecessors, (88), 12 states have call successors, (16), 1 states have call predecessors, (16), 5 states have return successors, (16), 8 states have call predecessors, (16), 12 states have call successors, (16) [2023-02-15 01:48:54,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 01:48:54,527 INFO L93 Difference]: Finished difference Result 173 states and 299 transitions. [2023-02-15 01:48:54,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-02-15 01:48:54,528 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 5.176470588235294) internal successors, (88), 17 states have internal predecessors, (88), 12 states have call successors, (16), 1 states have call predecessors, (16), 5 states have return successors, (16), 8 states have call predecessors, (16), 12 states have call successors, (16) Word has length 81 [2023-02-15 01:48:54,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 01:48:54,530 INFO L225 Difference]: With dead ends: 173 [2023-02-15 01:48:54,530 INFO L226 Difference]: Without dead ends: 79 [2023-02-15 01:48:54,532 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 167 SyntacticMatches, 5 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=136, Invalid=284, Unknown=0, NotChecked=0, Total=420 [2023-02-15 01:48:54,533 INFO L413 NwaCegarLoop]: 15 mSDtfsCounter, 34 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 01:48:54,533 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 58 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 01:48:54,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2023-02-15 01:48:54,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 71. [2023-02-15 01:48:54,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 56 states have (on average 1.125) internal successors, (63), 53 states have internal predecessors, (63), 7 states have call successors, (7), 4 states have call predecessors, (7), 6 states have return successors, (26), 13 states have call predecessors, (26), 6 states have call successors, (26) [2023-02-15 01:48:54,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 96 transitions. [2023-02-15 01:48:54,552 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 96 transitions. Word has length 81 [2023-02-15 01:48:54,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 01:48:54,553 INFO L495 AbstractCegarLoop]: Abstraction has 71 states and 96 transitions. [2023-02-15 01:48:54,553 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 5.176470588235294) internal successors, (88), 17 states have internal predecessors, (88), 12 states have call successors, (16), 1 states have call predecessors, (16), 5 states have return successors, (16), 8 states have call predecessors, (16), 12 states have call successors, (16) [2023-02-15 01:48:54,553 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 96 transitions. [2023-02-15 01:48:54,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-02-15 01:48:54,555 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 01:48:54,555 INFO L195 NwaCegarLoop]: trace histogram [14, 12, 10, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 3, 1, 1, 1, 1] [2023-02-15 01:48:54,563 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-02-15 01:48:54,761 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 01:48:54,761 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 01:48:54,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 01:48:54,761 INFO L85 PathProgramCache]: Analyzing trace with hash 1453860417, now seen corresponding path program 2 times [2023-02-15 01:48:54,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 01:48:54,761 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240803646] [2023-02-15 01:48:54,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 01:48:54,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 01:48:54,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:54,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:48:54,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:54,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:48:54,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:54,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:48:54,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:54,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:48:54,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:54,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:48:54,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:55,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-02-15 01:48:55,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:55,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:48:55,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:55,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:48:55,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:55,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:48:55,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:55,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:48:55,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:55,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:48:55,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:55,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-02-15 01:48:55,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:55,042 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 55 proven. 133 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2023-02-15 01:48:55,042 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 01:48:55,042 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240803646] [2023-02-15 01:48:55,042 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [240803646] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 01:48:55,043 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2123584621] [2023-02-15 01:48:55,043 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-15 01:48:55,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 01:48:55,043 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 01:48:55,044 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) [2023-02-15 01:48:55,047 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-02-15 01:48:55,105 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-02-15 01:48:55,106 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 01:48:55,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 8 conjunts are in the unsatisfiable core [2023-02-15 01:48:55,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 01:48:55,168 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 300 proven. 15 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2023-02-15 01:48:55,168 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 01:48:55,482 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 58 proven. 166 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2023-02-15 01:48:55,482 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2123584621] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 01:48:55,482 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 01:48:55,482 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 9] total 14 [2023-02-15 01:48:55,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1332858194] [2023-02-15 01:48:55,483 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 01:48:55,484 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-02-15 01:48:55,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 01:48:55,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-02-15 01:48:55,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2023-02-15 01:48:55,486 INFO L87 Difference]: Start difference. First operand 71 states and 96 transitions. Second operand has 14 states, 14 states have (on average 5.0) internal successors, (70), 14 states have internal predecessors, (70), 7 states have call successors, (12), 2 states have call predecessors, (12), 5 states have return successors, (13), 5 states have call predecessors, (13), 7 states have call successors, (13) [2023-02-15 01:48:55,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 01:48:55,564 INFO L93 Difference]: Finished difference Result 130 states and 181 transitions. [2023-02-15 01:48:55,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-02-15 01:48:55,564 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.0) internal successors, (70), 14 states have internal predecessors, (70), 7 states have call successors, (12), 2 states have call predecessors, (12), 5 states have return successors, (13), 5 states have call predecessors, (13), 7 states have call successors, (13) Word has length 127 [2023-02-15 01:48:55,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 01:48:55,567 INFO L225 Difference]: With dead ends: 130 [2023-02-15 01:48:55,567 INFO L226 Difference]: Without dead ends: 62 [2023-02-15 01:48:55,568 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 287 GetRequests, 269 SyntacticMatches, 4 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=163, Unknown=0, NotChecked=0, Total=240 [2023-02-15 01:48:55,570 INFO L413 NwaCegarLoop]: 21 mSDtfsCounter, 27 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 01:48:55,570 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 58 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 01:48:55,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2023-02-15 01:48:55,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 60. [2023-02-15 01:48:55,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 47 states have (on average 1.1063829787234043) internal successors, (52), 45 states have internal predecessors, (52), 6 states have call successors, (6), 4 states have call predecessors, (6), 5 states have return successors, (14), 10 states have call predecessors, (14), 5 states have call successors, (14) [2023-02-15 01:48:55,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 72 transitions. [2023-02-15 01:48:55,583 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 72 transitions. Word has length 127 [2023-02-15 01:48:55,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 01:48:55,583 INFO L495 AbstractCegarLoop]: Abstraction has 60 states and 72 transitions. [2023-02-15 01:48:55,584 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.0) internal successors, (70), 14 states have internal predecessors, (70), 7 states have call successors, (12), 2 states have call predecessors, (12), 5 states have return successors, (13), 5 states have call predecessors, (13), 7 states have call successors, (13) [2023-02-15 01:48:55,584 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 72 transitions. [2023-02-15 01:48:55,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-02-15 01:48:55,587 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 01:48:55,587 INFO L195 NwaCegarLoop]: trace histogram [15, 13, 12, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 5, 5, 5, 3, 1, 1, 1, 1] [2023-02-15 01:48:55,596 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-02-15 01:48:55,796 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 01:48:55,797 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 01:48:55,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 01:48:55,797 INFO L85 PathProgramCache]: Analyzing trace with hash 941996022, now seen corresponding path program 3 times [2023-02-15 01:48:55,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 01:48:55,797 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967593261] [2023-02-15 01:48:55,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 01:48:55,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 01:48:55,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:55,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 01:48:55,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:55,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:48:55,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:55,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:48:55,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:56,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:48:56,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:56,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:48:56,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:56,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-02-15 01:48:56,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:56,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:48:56,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:56,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:48:56,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:56,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:48:56,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:56,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:48:56,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:56,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-02-15 01:48:56,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:56,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:48:56,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:56,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:48:56,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:56,095 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 98 proven. 264 refuted. 0 times theorem prover too weak. 257 trivial. 0 not checked. [2023-02-15 01:48:56,095 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 01:48:56,096 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967593261] [2023-02-15 01:48:56,096 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1967593261] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 01:48:56,096 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [519707537] [2023-02-15 01:48:56,096 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-02-15 01:48:56,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 01:48:56,097 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 01:48:56,098 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) [2023-02-15 01:48:56,100 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-02-15 01:48:56,150 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2023-02-15 01:48:56,151 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 01:48:56,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 8 conjunts are in the unsatisfiable core [2023-02-15 01:48:56,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 01:48:56,268 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 121 proven. 4 refuted. 0 times theorem prover too weak. 494 trivial. 0 not checked. [2023-02-15 01:48:56,269 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 01:48:56,489 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 121 proven. 4 refuted. 0 times theorem prover too weak. 494 trivial. 0 not checked. [2023-02-15 01:48:56,489 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [519707537] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 01:48:56,489 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 01:48:56,489 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 7, 7] total 22 [2023-02-15 01:48:56,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893341857] [2023-02-15 01:48:56,492 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 01:48:56,492 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2023-02-15 01:48:56,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 01:48:56,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2023-02-15 01:48:56,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=391, Unknown=0, NotChecked=0, Total=462 [2023-02-15 01:48:56,494 INFO L87 Difference]: Start difference. First operand 60 states and 72 transitions. Second operand has 22 states, 22 states have (on average 3.8181818181818183) internal successors, (84), 22 states have internal predecessors, (84), 11 states have call successors, (14), 2 states have call predecessors, (14), 7 states have return successors, (16), 14 states have call predecessors, (16), 10 states have call successors, (16) [2023-02-15 01:48:56,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 01:48:56,877 INFO L93 Difference]: Finished difference Result 138 states and 177 transitions. [2023-02-15 01:48:56,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-02-15 01:48:56,881 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 3.8181818181818183) internal successors, (84), 22 states have internal predecessors, (84), 11 states have call successors, (14), 2 states have call predecessors, (14), 7 states have return successors, (16), 14 states have call predecessors, (16), 10 states have call successors, (16) Word has length 137 [2023-02-15 01:48:56,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 01:48:56,882 INFO L225 Difference]: With dead ends: 138 [2023-02-15 01:48:56,882 INFO L226 Difference]: Without dead ends: 83 [2023-02-15 01:48:56,883 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 332 GetRequests, 290 SyntacticMatches, 4 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 396 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=1234, Unknown=0, NotChecked=0, Total=1560 [2023-02-15 01:48:56,884 INFO L413 NwaCegarLoop]: 10 mSDtfsCounter, 86 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 264 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 62 SdHoareTripleChecker+Invalid, 334 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 264 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-02-15 01:48:56,884 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [86 Valid, 62 Invalid, 334 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 264 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-02-15 01:48:56,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2023-02-15 01:48:56,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 73. [2023-02-15 01:48:56,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 58 states have (on average 1.0862068965517242) internal successors, (63), 56 states have internal predecessors, (63), 8 states have call successors, (8), 5 states have call predecessors, (8), 6 states have return successors, (17), 11 states have call predecessors, (17), 7 states have call successors, (17) [2023-02-15 01:48:56,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 88 transitions. [2023-02-15 01:48:56,892 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 88 transitions. Word has length 137 [2023-02-15 01:48:56,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 01:48:56,893 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 88 transitions. [2023-02-15 01:48:56,893 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 3.8181818181818183) internal successors, (84), 22 states have internal predecessors, (84), 11 states have call successors, (14), 2 states have call predecessors, (14), 7 states have return successors, (16), 14 states have call predecessors, (16), 10 states have call successors, (16) [2023-02-15 01:48:56,893 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 88 transitions. [2023-02-15 01:48:56,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-02-15 01:48:56,894 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 01:48:56,894 INFO L195 NwaCegarLoop]: trace histogram [10, 9, 8, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 1, 1, 1, 1, 1] [2023-02-15 01:48:56,900 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-02-15 01:48:57,099 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 01:48:57,100 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 01:48:57,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 01:48:57,101 INFO L85 PathProgramCache]: Analyzing trace with hash -1539027667, now seen corresponding path program 2 times [2023-02-15 01:48:57,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 01:48:57,101 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906052534] [2023-02-15 01:48:57,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 01:48:57,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 01:48:57,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:57,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:48:57,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:57,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:48:57,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:57,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:48:57,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:57,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:48:57,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:57,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:48:57,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:57,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:48:57,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:57,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:48:57,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:57,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-02-15 01:48:57,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:57,328 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 101 proven. 39 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2023-02-15 01:48:57,328 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 01:48:57,328 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906052534] [2023-02-15 01:48:57,329 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1906052534] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 01:48:57,329 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [691206067] [2023-02-15 01:48:57,329 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-15 01:48:57,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 01:48:57,329 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 01:48:57,330 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) [2023-02-15 01:48:57,333 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-02-15 01:48:57,381 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-02-15 01:48:57,381 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 01:48:57,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 10 conjunts are in the unsatisfiable core [2023-02-15 01:48:57,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 01:48:57,449 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 142 proven. 37 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2023-02-15 01:48:57,450 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 01:48:57,875 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 104 proven. 62 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2023-02-15 01:48:57,876 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [691206067] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 01:48:57,876 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 01:48:57,876 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 11] total 17 [2023-02-15 01:48:57,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360941892] [2023-02-15 01:48:57,877 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 01:48:57,878 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-02-15 01:48:57,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 01:48:57,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-02-15 01:48:57,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2023-02-15 01:48:57,879 INFO L87 Difference]: Start difference. First operand 73 states and 88 transitions. Second operand has 17 states, 17 states have (on average 5.117647058823529) internal successors, (87), 17 states have internal predecessors, (87), 11 states have call successors, (15), 2 states have call predecessors, (15), 6 states have return successors, (17), 7 states have call predecessors, (17), 11 states have call successors, (17) [2023-02-15 01:48:57,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 01:48:57,973 INFO L93 Difference]: Finished difference Result 132 states and 162 transitions. [2023-02-15 01:48:57,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-02-15 01:48:57,974 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 5.117647058823529) internal successors, (87), 17 states have internal predecessors, (87), 11 states have call successors, (15), 2 states have call predecessors, (15), 6 states have return successors, (17), 7 states have call predecessors, (17), 11 states have call successors, (17) Word has length 91 [2023-02-15 01:48:57,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 01:48:57,975 INFO L225 Difference]: With dead ends: 132 [2023-02-15 01:48:57,975 INFO L226 Difference]: Without dead ends: 64 [2023-02-15 01:48:57,975 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 186 SyntacticMatches, 5 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=121, Invalid=259, Unknown=0, NotChecked=0, Total=380 [2023-02-15 01:48:57,976 INFO L413 NwaCegarLoop]: 26 mSDtfsCounter, 31 mSDsluCounter, 54 mSDsCounter, 0 mSdLazyCounter, 130 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 80 SdHoareTripleChecker+Invalid, 145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 130 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 01:48:57,976 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 80 Invalid, 145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 130 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 01:48:57,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2023-02-15 01:48:57,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2023-02-15 01:48:57,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 51 states have (on average 1.0588235294117647) internal successors, (54), 49 states have internal predecessors, (54), 7 states have call successors, (7), 6 states have call predecessors, (7), 5 states have return successors, (11), 8 states have call predecessors, (11), 6 states have call successors, (11) [2023-02-15 01:48:57,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 72 transitions. [2023-02-15 01:48:57,982 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 72 transitions. Word has length 91 [2023-02-15 01:48:57,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 01:48:57,983 INFO L495 AbstractCegarLoop]: Abstraction has 64 states and 72 transitions. [2023-02-15 01:48:57,984 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 5.117647058823529) internal successors, (87), 17 states have internal predecessors, (87), 11 states have call successors, (15), 2 states have call predecessors, (15), 6 states have return successors, (17), 7 states have call predecessors, (17), 11 states have call successors, (17) [2023-02-15 01:48:57,984 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 72 transitions. [2023-02-15 01:48:57,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-02-15 01:48:57,985 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 01:48:57,985 INFO L195 NwaCegarLoop]: trace histogram [14, 12, 11, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 3, 1, 1, 1, 1] [2023-02-15 01:48:58,002 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-02-15 01:48:58,199 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,SelfDestructingSolverStorable10 [2023-02-15 01:48:58,200 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 01:48:58,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 01:48:58,201 INFO L85 PathProgramCache]: Analyzing trace with hash -1107095755, now seen corresponding path program 3 times [2023-02-15 01:48:58,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 01:48:58,201 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601391744] [2023-02-15 01:48:58,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 01:48:58,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 01:48:58,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:58,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:48:58,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:58,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:48:58,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:58,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:48:58,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:58,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:48:58,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:58,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:48:58,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:58,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:48:58,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:58,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:48:58,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:58,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:48:58,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:58,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:48:58,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:58,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-02-15 01:48:58,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:58,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:48:58,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:58,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:48:58,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:48:58,509 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 219 proven. 68 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2023-02-15 01:48:58,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 01:48:58,509 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601391744] [2023-02-15 01:48:58,509 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [601391744] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 01:48:58,509 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1801075695] [2023-02-15 01:48:58,510 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-02-15 01:48:58,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 01:48:58,510 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 01:48:58,511 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) [2023-02-15 01:48:58,538 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-02-15 01:48:58,588 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2023-02-15 01:48:58,588 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 01:48:58,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 25 conjunts are in the unsatisfiable core [2023-02-15 01:48:58,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 01:48:58,801 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 61 proven. 95 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2023-02-15 01:48:58,801 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 01:48:59,777 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 103 proven. 95 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2023-02-15 01:48:59,777 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1801075695] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 01:48:59,777 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 01:48:59,778 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12, 15] total 33 [2023-02-15 01:48:59,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525123852] [2023-02-15 01:48:59,778 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 01:48:59,778 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2023-02-15 01:48:59,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 01:48:59,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2023-02-15 01:48:59,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=161, Invalid=895, Unknown=0, NotChecked=0, Total=1056 [2023-02-15 01:48:59,780 INFO L87 Difference]: Start difference. First operand 64 states and 72 transitions. Second operand has 33 states, 33 states have (on average 3.303030303030303) internal successors, (109), 33 states have internal predecessors, (109), 11 states have call successors, (15), 1 states have call predecessors, (15), 12 states have return successors, (25), 24 states have call predecessors, (25), 11 states have call successors, (25) [2023-02-15 01:49:00,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 01:49:00,422 INFO L93 Difference]: Finished difference Result 165 states and 210 transitions. [2023-02-15 01:49:00,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-02-15 01:49:00,423 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 33 states have (on average 3.303030303030303) internal successors, (109), 33 states have internal predecessors, (109), 11 states have call successors, (15), 1 states have call predecessors, (15), 12 states have return successors, (25), 24 states have call predecessors, (25), 11 states have call successors, (25) Word has length 129 [2023-02-15 01:49:00,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 01:49:00,424 INFO L225 Difference]: With dead ends: 165 [2023-02-15 01:49:00,424 INFO L226 Difference]: Without dead ends: 106 [2023-02-15 01:49:00,425 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 316 GetRequests, 253 SyntacticMatches, 10 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 941 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=481, Invalid=2489, Unknown=0, NotChecked=0, Total=2970 [2023-02-15 01:49:00,426 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 94 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 656 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 134 SdHoareTripleChecker+Invalid, 730 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 656 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-02-15 01:49:00,426 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 134 Invalid, 730 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 656 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-02-15 01:49:00,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2023-02-15 01:49:00,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 82. [2023-02-15 01:49:00,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 65 states have (on average 1.0461538461538462) internal successors, (68), 63 states have internal predecessors, (68), 9 states have call successors, (9), 6 states have call predecessors, (9), 7 states have return successors, (22), 12 states have call predecessors, (22), 8 states have call successors, (22) [2023-02-15 01:49:00,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 99 transitions. [2023-02-15 01:49:00,435 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 99 transitions. Word has length 129 [2023-02-15 01:49:00,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 01:49:00,436 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 99 transitions. [2023-02-15 01:49:00,436 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 3.303030303030303) internal successors, (109), 33 states have internal predecessors, (109), 11 states have call successors, (15), 1 states have call predecessors, (15), 12 states have return successors, (25), 24 states have call predecessors, (25), 11 states have call successors, (25) [2023-02-15 01:49:00,436 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 99 transitions. [2023-02-15 01:49:00,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2023-02-15 01:49:00,441 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 01:49:00,441 INFO L195 NwaCegarLoop]: trace histogram [40, 38, 32, 20, 20, 20, 20, 19, 19, 19, 19, 19, 19, 19, 19, 18, 12, 8, 1, 1, 1, 1] [2023-02-15 01:49:00,449 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-02-15 01:49:00,647 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 01:49:00,647 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 01:49:00,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 01:49:00,648 INFO L85 PathProgramCache]: Analyzing trace with hash 797049022, now seen corresponding path program 4 times [2023-02-15 01:49:00,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 01:49:00,648 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532200250] [2023-02-15 01:49:00,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 01:49:00,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 01:49:00,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:00,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:00,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:01,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:01,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:01,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:01,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:01,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:49:01,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:01,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:01,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-02-15 01:49:01,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:01,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:01,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:01,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:01,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:01,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:01,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:49:01,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:01,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:01,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:49:01,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:01,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:01,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:01,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:01,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:01,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:01,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:49:01,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:01,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:01,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:49:01,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:01,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:01,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:01,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:01,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:01,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:49:01,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:01,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:01,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:01,597 INFO L134 CoverageAnalysis]: Checked inductivity of 5229 backedges. 405 proven. 1485 refuted. 0 times theorem prover too weak. 3339 trivial. 0 not checked. [2023-02-15 01:49:01,598 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 01:49:01,598 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1532200250] [2023-02-15 01:49:01,598 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1532200250] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 01:49:01,598 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [465777592] [2023-02-15 01:49:01,598 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-02-15 01:49:01,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 01:49:01,599 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 01:49:01,601 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) [2023-02-15 01:49:01,627 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-02-15 01:49:01,722 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-02-15 01:49:01,723 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 01:49:01,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 18 conjunts are in the unsatisfiable core [2023-02-15 01:49:01,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 01:49:01,913 INFO L134 CoverageAnalysis]: Checked inductivity of 5229 backedges. 426 proven. 1723 refuted. 0 times theorem prover too weak. 3080 trivial. 0 not checked. [2023-02-15 01:49:01,914 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 01:49:03,035 INFO L134 CoverageAnalysis]: Checked inductivity of 5229 backedges. 426 proven. 1762 refuted. 0 times theorem prover too weak. 3041 trivial. 0 not checked. [2023-02-15 01:49:03,036 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [465777592] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 01:49:03,036 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 01:49:03,036 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 13, 19] total 29 [2023-02-15 01:49:03,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520939361] [2023-02-15 01:49:03,036 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 01:49:03,037 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2023-02-15 01:49:03,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 01:49:03,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2023-02-15 01:49:03,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=210, Invalid=602, Unknown=0, NotChecked=0, Total=812 [2023-02-15 01:49:03,039 INFO L87 Difference]: Start difference. First operand 82 states and 99 transitions. Second operand has 29 states, 29 states have (on average 5.172413793103448) internal successors, (150), 29 states have internal predecessors, (150), 24 states have call successors, (28), 1 states have call predecessors, (28), 9 states have return successors, (36), 16 states have call predecessors, (36), 24 states have call successors, (36) [2023-02-15 01:49:03,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 01:49:03,318 INFO L93 Difference]: Finished difference Result 183 states and 238 transitions. [2023-02-15 01:49:03,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-02-15 01:49:03,319 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 5.172413793103448) internal successors, (150), 29 states have internal predecessors, (150), 24 states have call successors, (28), 1 states have call predecessors, (28), 9 states have return successors, (36), 16 states have call predecessors, (36), 24 states have call successors, (36) Word has length 384 [2023-02-15 01:49:03,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 01:49:03,320 INFO L225 Difference]: With dead ends: 183 [2023-02-15 01:49:03,320 INFO L226 Difference]: Without dead ends: 106 [2023-02-15 01:49:03,322 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 872 GetRequests, 824 SyntacticMatches, 9 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 585 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=453, Invalid=1187, Unknown=0, NotChecked=0, Total=1640 [2023-02-15 01:49:03,322 INFO L413 NwaCegarLoop]: 28 mSDtfsCounter, 119 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 119 SdHoareTripleChecker+Invalid, 341 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 01:49:03,322 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 119 Invalid, 341 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 01:49:03,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2023-02-15 01:49:03,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 91. [2023-02-15 01:49:03,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 73 states have (on average 1.0547945205479452) internal successors, (77), 70 states have internal predecessors, (77), 10 states have call successors, (10), 8 states have call predecessors, (10), 7 states have return successors, (20), 12 states have call predecessors, (20), 9 states have call successors, (20) [2023-02-15 01:49:03,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 107 transitions. [2023-02-15 01:49:03,328 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 107 transitions. Word has length 384 [2023-02-15 01:49:03,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 01:49:03,331 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 107 transitions. [2023-02-15 01:49:03,331 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 5.172413793103448) internal successors, (150), 29 states have internal predecessors, (150), 24 states have call successors, (28), 1 states have call predecessors, (28), 9 states have return successors, (36), 16 states have call predecessors, (36), 24 states have call successors, (36) [2023-02-15 01:49:03,331 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 107 transitions. [2023-02-15 01:49:03,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2023-02-15 01:49:03,338 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 01:49:03,338 INFO L195 NwaCegarLoop]: trace histogram [47, 45, 38, 23, 23, 23, 23, 23, 23, 23, 23, 23, 22, 22, 22, 21, 15, 9, 1, 1, 1, 1] [2023-02-15 01:49:03,345 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-02-15 01:49:03,543 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,SelfDestructingSolverStorable12 [2023-02-15 01:49:03,543 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 01:49:03,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 01:49:03,544 INFO L85 PathProgramCache]: Analyzing trace with hash 1895008396, now seen corresponding path program 5 times [2023-02-15 01:49:03,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 01:49:03,544 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018530848] [2023-02-15 01:49:03,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 01:49:03,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 01:49:03,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:03,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 01:49:03,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:03,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:03,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:04,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:04,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:04,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:04,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:04,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:49:04,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:04,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:04,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:49:04,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:04,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:04,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:04,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:04,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-02-15 01:49:04,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:04,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:04,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:04,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:04,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:04,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:04,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:49:04,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:04,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:04,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:49:04,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:04,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:04,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:04,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:04,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2023-02-15 01:49:04,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:04,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:04,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:04,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:04,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:04,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:04,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:49:04,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:04,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:04,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:49:04,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:04,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:04,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:04,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:04,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:04,477 INFO L134 CoverageAnalysis]: Checked inductivity of 7309 backedges. 607 proven. 2180 refuted. 0 times theorem prover too weak. 4522 trivial. 0 not checked. [2023-02-15 01:49:04,477 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 01:49:04,477 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018530848] [2023-02-15 01:49:04,478 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1018530848] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 01:49:04,478 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [135489641] [2023-02-15 01:49:04,478 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-02-15 01:49:04,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 01:49:04,479 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 01:49:04,481 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) [2023-02-15 01:49:04,511 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-02-15 01:49:04,649 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 25 check-sat command(s) [2023-02-15 01:49:04,649 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 01:49:04,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 600 conjuncts, 21 conjunts are in the unsatisfiable core [2023-02-15 01:49:04,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 01:49:04,842 INFO L134 CoverageAnalysis]: Checked inductivity of 7309 backedges. 1726 proven. 1139 refuted. 0 times theorem prover too weak. 4444 trivial. 0 not checked. [2023-02-15 01:49:04,842 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 01:49:06,278 INFO L134 CoverageAnalysis]: Checked inductivity of 7309 backedges. 1723 proven. 1194 refuted. 0 times theorem prover too weak. 4392 trivial. 0 not checked. [2023-02-15 01:49:06,278 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [135489641] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 01:49:06,278 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 01:49:06,279 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 15, 22] total 36 [2023-02-15 01:49:06,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1002303440] [2023-02-15 01:49:06,279 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 01:49:06,281 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2023-02-15 01:49:06,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 01:49:06,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2023-02-15 01:49:06,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=292, Invalid=968, Unknown=0, NotChecked=0, Total=1260 [2023-02-15 01:49:06,284 INFO L87 Difference]: Start difference. First operand 91 states and 107 transitions. Second operand has 36 states, 36 states have (on average 4.916666666666667) internal successors, (177), 36 states have internal predecessors, (177), 28 states have call successors, (35), 2 states have call predecessors, (35), 11 states have return successors, (44), 20 states have call predecessors, (44), 28 states have call successors, (44) [2023-02-15 01:49:06,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 01:49:06,800 INFO L93 Difference]: Finished difference Result 223 states and 293 transitions. [2023-02-15 01:49:06,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-02-15 01:49:06,801 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 4.916666666666667) internal successors, (177), 36 states have internal predecessors, (177), 28 states have call successors, (35), 2 states have call predecessors, (35), 11 states have return successors, (44), 20 states have call predecessors, (44), 28 states have call successors, (44) Word has length 452 [2023-02-15 01:49:06,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 01:49:06,802 INFO L225 Difference]: With dead ends: 223 [2023-02-15 01:49:06,802 INFO L226 Difference]: Without dead ends: 137 [2023-02-15 01:49:06,804 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1032 GetRequests, 972 SyntacticMatches, 10 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 994 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=685, Invalid=1967, Unknown=0, NotChecked=0, Total=2652 [2023-02-15 01:49:06,805 INFO L413 NwaCegarLoop]: 34 mSDtfsCounter, 258 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 378 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 258 SdHoareTripleChecker+Valid, 153 SdHoareTripleChecker+Invalid, 542 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 378 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-02-15 01:49:06,805 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [258 Valid, 153 Invalid, 542 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 378 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-02-15 01:49:06,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2023-02-15 01:49:06,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 121. [2023-02-15 01:49:06,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 98 states have (on average 1.0510204081632653) internal successors, (103), 94 states have internal predecessors, (103), 14 states have call successors, (14), 11 states have call predecessors, (14), 8 states have return successors, (32), 15 states have call predecessors, (32), 13 states have call successors, (32) [2023-02-15 01:49:06,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 149 transitions. [2023-02-15 01:49:06,814 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 149 transitions. Word has length 452 [2023-02-15 01:49:06,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 01:49:06,815 INFO L495 AbstractCegarLoop]: Abstraction has 121 states and 149 transitions. [2023-02-15 01:49:06,815 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 4.916666666666667) internal successors, (177), 36 states have internal predecessors, (177), 28 states have call successors, (35), 2 states have call predecessors, (35), 11 states have return successors, (44), 20 states have call predecessors, (44), 28 states have call successors, (44) [2023-02-15 01:49:06,816 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 149 transitions. [2023-02-15 01:49:06,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2023-02-15 01:49:06,819 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 01:49:06,819 INFO L195 NwaCegarLoop]: trace histogram [31, 30, 25, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 10, 6, 1, 1, 1, 1] [2023-02-15 01:49:06,829 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-02-15 01:49:07,025 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,SelfDestructingSolverStorable13 [2023-02-15 01:49:07,026 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 01:49:07,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 01:49:07,026 INFO L85 PathProgramCache]: Analyzing trace with hash 1400055259, now seen corresponding path program 6 times [2023-02-15 01:49:07,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 01:49:07,027 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308324144] [2023-02-15 01:49:07,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 01:49:07,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 01:49:07,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:07,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 01:49:07,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:07,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:07,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:07,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:07,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:07,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:07,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:07,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:07,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:07,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:07,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:07,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:07,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:07,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:07,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:07,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:49:07,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:07,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:07,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:07,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:07,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:07,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:49:07,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:07,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:07,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:07,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:07,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:07,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:07,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:07,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:07,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:07,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 01:49:07,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:07,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:07,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:07,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:07,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:07,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:07,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:07,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:07,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:07,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2023-02-15 01:49:07,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:07,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:07,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:07,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:07,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:07,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:07,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:07,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:07,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:07,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:07,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:07,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:49:07,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:07,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:07,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:07,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:07,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:07,684 INFO L134 CoverageAnalysis]: Checked inductivity of 3150 backedges. 595 proven. 736 refuted. 0 times theorem prover too weak. 1819 trivial. 0 not checked. [2023-02-15 01:49:07,684 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 01:49:07,684 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308324144] [2023-02-15 01:49:07,684 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1308324144] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 01:49:07,684 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1452137803] [2023-02-15 01:49:07,685 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-02-15 01:49:07,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 01:49:07,685 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 01:49:07,686 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) [2023-02-15 01:49:07,689 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-02-15 01:49:07,825 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 18 check-sat command(s) [2023-02-15 01:49:07,825 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 01:49:07,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 515 conjuncts, 18 conjunts are in the unsatisfiable core [2023-02-15 01:49:07,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 01:49:07,983 INFO L134 CoverageAnalysis]: Checked inductivity of 3150 backedges. 676 proven. 792 refuted. 0 times theorem prover too weak. 1682 trivial. 0 not checked. [2023-02-15 01:49:07,983 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 01:49:09,128 INFO L134 CoverageAnalysis]: Checked inductivity of 3150 backedges. 688 proven. 825 refuted. 0 times theorem prover too weak. 1637 trivial. 0 not checked. [2023-02-15 01:49:09,129 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1452137803] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 01:49:09,129 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 01:49:09,129 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 13, 19] total 31 [2023-02-15 01:49:09,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124567591] [2023-02-15 01:49:09,129 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 01:49:09,131 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2023-02-15 01:49:09,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 01:49:09,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2023-02-15 01:49:09,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=206, Invalid=724, Unknown=0, NotChecked=0, Total=930 [2023-02-15 01:49:09,133 INFO L87 Difference]: Start difference. First operand 121 states and 149 transitions. Second operand has 31 states, 31 states have (on average 5.193548387096774) internal successors, (161), 31 states have internal predecessors, (161), 20 states have call successors, (29), 1 states have call predecessors, (29), 13 states have return successors, (38), 22 states have call predecessors, (38), 20 states have call successors, (38) [2023-02-15 01:49:09,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 01:49:09,570 INFO L93 Difference]: Finished difference Result 248 states and 327 transitions. [2023-02-15 01:49:09,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-02-15 01:49:09,570 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 31 states have (on average 5.193548387096774) internal successors, (161), 31 states have internal predecessors, (161), 20 states have call successors, (29), 1 states have call predecessors, (29), 13 states have return successors, (38), 22 states have call predecessors, (38), 20 states have call successors, (38) Word has length 300 [2023-02-15 01:49:09,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 01:49:09,571 INFO L225 Difference]: With dead ends: 248 [2023-02-15 01:49:09,571 INFO L226 Difference]: Without dead ends: 132 [2023-02-15 01:49:09,573 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 685 GetRequests, 636 SyntacticMatches, 9 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 696 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=427, Invalid=1295, Unknown=0, NotChecked=0, Total=1722 [2023-02-15 01:49:09,573 INFO L413 NwaCegarLoop]: 48 mSDtfsCounter, 171 mSDsluCounter, 222 mSDsCounter, 0 mSdLazyCounter, 689 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 270 SdHoareTripleChecker+Invalid, 838 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 689 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-02-15 01:49:09,574 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [172 Valid, 270 Invalid, 838 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 689 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-02-15 01:49:09,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2023-02-15 01:49:09,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 112. [2023-02-15 01:49:09,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 90 states have (on average 1.0333333333333334) internal successors, (93), 88 states have internal predecessors, (93), 14 states have call successors, (14), 11 states have call predecessors, (14), 7 states have return successors, (28), 12 states have call predecessors, (28), 13 states have call successors, (28) [2023-02-15 01:49:09,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 135 transitions. [2023-02-15 01:49:09,581 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 135 transitions. Word has length 300 [2023-02-15 01:49:09,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 01:49:09,582 INFO L495 AbstractCegarLoop]: Abstraction has 112 states and 135 transitions. [2023-02-15 01:49:09,582 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 5.193548387096774) internal successors, (161), 31 states have internal predecessors, (161), 20 states have call successors, (29), 1 states have call predecessors, (29), 13 states have return successors, (38), 22 states have call predecessors, (38), 20 states have call successors, (38) [2023-02-15 01:49:09,582 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 135 transitions. [2023-02-15 01:49:09,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2023-02-15 01:49:09,585 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 01:49:09,585 INFO L195 NwaCegarLoop]: trace histogram [51, 50, 41, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 24, 16, 10, 1, 1, 1, 1] [2023-02-15 01:49:09,597 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-02-15 01:49:09,791 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-02-15 01:49:09,791 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 01:49:09,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 01:49:09,792 INFO L85 PathProgramCache]: Analyzing trace with hash -1215069621, now seen corresponding path program 7 times [2023-02-15 01:49:09,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 01:49:09,792 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [793696430] [2023-02-15 01:49:09,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 01:49:09,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 01:49:09,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 01:49:10,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:10,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:10,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:10,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:10,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:10,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:10,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:10,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:49:10,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:10,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:10,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:49:10,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:10,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:10,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:10,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:10,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 01:49:10,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:10,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:10,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:10,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:10,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:10,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:49:10,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:10,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:10,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2023-02-15 01:49:10,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:10,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:10,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:10,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:10,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:10,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:10,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:10,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:49:10,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:10,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:10,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:49:10,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:10,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:10,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:10,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:10,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 01:49:10,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:10,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:10,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:10,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:10,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:10,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:49:10,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:10,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:10,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:10,983 INFO L134 CoverageAnalysis]: Checked inductivity of 8820 backedges. 1118 proven. 2322 refuted. 0 times theorem prover too weak. 5380 trivial. 0 not checked. [2023-02-15 01:49:10,983 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 01:49:10,983 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [793696430] [2023-02-15 01:49:10,983 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [793696430] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 01:49:10,983 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [145408773] [2023-02-15 01:49:10,984 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-02-15 01:49:10,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 01:49:10,984 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 01:49:10,985 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 01:49:10,988 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-02-15 01:49:11,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:11,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 941 conjuncts, 26 conjunts are in the unsatisfiable core [2023-02-15 01:49:11,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 01:49:11,436 INFO L134 CoverageAnalysis]: Checked inductivity of 8820 backedges. 1276 proven. 2649 refuted. 0 times theorem prover too weak. 4895 trivial. 0 not checked. [2023-02-15 01:49:11,436 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 01:49:13,780 INFO L134 CoverageAnalysis]: Checked inductivity of 8820 backedges. 1276 proven. 2764 refuted. 0 times theorem prover too weak. 4780 trivial. 0 not checked. [2023-02-15 01:49:13,781 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [145408773] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 01:49:13,781 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 01:49:13,781 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 17, 27] total 39 [2023-02-15 01:49:13,781 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [207366703] [2023-02-15 01:49:13,781 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 01:49:13,782 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2023-02-15 01:49:13,782 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 01:49:13,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2023-02-15 01:49:13,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=358, Invalid=1124, Unknown=0, NotChecked=0, Total=1482 [2023-02-15 01:49:13,784 INFO L87 Difference]: Start difference. First operand 112 states and 135 transitions. Second operand has 39 states, 39 states have (on average 5.102564102564102) internal successors, (199), 39 states have internal predecessors, (199), 33 states have call successors, (37), 1 states have call predecessors, (37), 13 states have return successors, (52), 22 states have call predecessors, (52), 33 states have call successors, (52) [2023-02-15 01:49:14,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 01:49:14,300 INFO L93 Difference]: Finished difference Result 258 states and 337 transitions. [2023-02-15 01:49:14,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-02-15 01:49:14,301 INFO L78 Accepts]: Start accepts. Automaton has has 39 states, 39 states have (on average 5.102564102564102) internal successors, (199), 39 states have internal predecessors, (199), 33 states have call successors, (37), 1 states have call predecessors, (37), 13 states have return successors, (52), 22 states have call predecessors, (52), 33 states have call successors, (52) Word has length 496 [2023-02-15 01:49:14,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 01:49:14,303 INFO L225 Difference]: With dead ends: 258 [2023-02-15 01:49:14,303 INFO L226 Difference]: Without dead ends: 151 [2023-02-15 01:49:14,305 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1135 GetRequests, 1063 SyntacticMatches, 13 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1393 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=931, Invalid=2729, Unknown=0, NotChecked=0, Total=3660 [2023-02-15 01:49:14,306 INFO L413 NwaCegarLoop]: 41 mSDtfsCounter, 341 mSDsluCounter, 142 mSDsCounter, 0 mSdLazyCounter, 462 mSolverCounterSat, 256 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 344 SdHoareTripleChecker+Valid, 183 SdHoareTripleChecker+Invalid, 718 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 256 IncrementalHoareTripleChecker+Valid, 462 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-02-15 01:49:14,306 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [344 Valid, 183 Invalid, 718 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [256 Valid, 462 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-02-15 01:49:14,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2023-02-15 01:49:14,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 124. [2023-02-15 01:49:14,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 99 states have (on average 1.0303030303030303) internal successors, (102), 98 states have internal predecessors, (102), 16 states have call successors, (16), 12 states have call predecessors, (16), 8 states have return successors, (35), 13 states have call predecessors, (35), 15 states have call successors, (35) [2023-02-15 01:49:14,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 153 transitions. [2023-02-15 01:49:14,315 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 153 transitions. Word has length 496 [2023-02-15 01:49:14,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 01:49:14,318 INFO L495 AbstractCegarLoop]: Abstraction has 124 states and 153 transitions. [2023-02-15 01:49:14,318 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 5.102564102564102) internal successors, (199), 39 states have internal predecessors, (199), 33 states have call successors, (37), 1 states have call predecessors, (37), 13 states have return successors, (52), 22 states have call predecessors, (52), 33 states have call successors, (52) [2023-02-15 01:49:14,318 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 153 transitions. [2023-02-15 01:49:14,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2023-02-15 01:49:14,321 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 01:49:14,321 INFO L195 NwaCegarLoop]: trace histogram [41, 40, 33, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 19, 13, 8, 1, 1, 1, 1] [2023-02-15 01:49:14,332 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2023-02-15 01:49:14,527 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2023-02-15 01:49:14,528 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 01:49:14,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 01:49:14,528 INFO L85 PathProgramCache]: Analyzing trace with hash 640752480, now seen corresponding path program 8 times [2023-02-15 01:49:14,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 01:49:14,528 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811775204] [2023-02-15 01:49:14,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 01:49:14,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 01:49:14,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:15,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 01:49:15,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:16,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:16,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:16,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:16,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:16,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:16,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:16,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:49:16,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:16,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:16,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:49:16,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:16,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:16,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:16,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:16,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 01:49:16,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:16,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:16,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:16,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:16,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:16,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:49:16,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:16,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:16,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2023-02-15 01:49:16,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:16,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:16,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:16,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:16,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:16,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:16,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:49:16,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:16,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:16,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:49:16,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:16,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:16,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:16,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:16,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:16,765 INFO L134 CoverageAnalysis]: Checked inductivity of 5628 backedges. 820 proven. 1112 refuted. 0 times theorem prover too weak. 3696 trivial. 0 not checked. [2023-02-15 01:49:16,765 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 01:49:16,766 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811775204] [2023-02-15 01:49:16,766 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [811775204] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 01:49:16,766 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [999716684] [2023-02-15 01:49:16,766 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-15 01:49:16,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 01:49:16,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 01:49:16,769 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 01:49:16,798 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-02-15 01:49:16,968 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-02-15 01:49:16,968 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 01:49:16,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 760 conjuncts, 81 conjunts are in the unsatisfiable core [2023-02-15 01:49:16,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 01:49:17,359 INFO L134 CoverageAnalysis]: Checked inductivity of 5628 backedges. 820 proven. 1112 refuted. 0 times theorem prover too weak. 3696 trivial. 0 not checked. [2023-02-15 01:49:17,360 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 01:49:23,029 INFO L134 CoverageAnalysis]: Checked inductivity of 5628 backedges. 1149 proven. 1015 refuted. 0 times theorem prover too weak. 3464 trivial. 0 not checked. [2023-02-15 01:49:23,029 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [999716684] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 01:49:23,029 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 01:49:23,030 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18, 29] total 40 [2023-02-15 01:49:23,030 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666161598] [2023-02-15 01:49:23,030 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 01:49:23,031 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2023-02-15 01:49:23,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 01:49:23,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2023-02-15 01:49:23,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=367, Invalid=1273, Unknown=0, NotChecked=0, Total=1640 [2023-02-15 01:49:23,033 INFO L87 Difference]: Start difference. First operand 124 states and 153 transitions. Second operand has 41 states, 40 states have (on average 2.625) internal successors, (105), 41 states have internal predecessors, (105), 11 states have call successors, (12), 1 states have call predecessors, (12), 11 states have return successors, (28), 28 states have call predecessors, (28), 11 states have call successors, (28) [2023-02-15 01:49:23,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 01:49:23,214 INFO L93 Difference]: Finished difference Result 157 states and 207 transitions. [2023-02-15 01:49:23,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-02-15 01:49:23,215 INFO L78 Accepts]: Start accepts. Automaton has has 41 states, 40 states have (on average 2.625) internal successors, (105), 41 states have internal predecessors, (105), 11 states have call successors, (12), 1 states have call predecessors, (12), 11 states have return successors, (28), 28 states have call predecessors, (28), 11 states have call successors, (28) Word has length 398 [2023-02-15 01:49:23,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 01:49:23,218 INFO L225 Difference]: With dead ends: 157 [2023-02-15 01:49:23,218 INFO L226 Difference]: Without dead ends: 156 [2023-02-15 01:49:23,219 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 958 GetRequests, 854 SyntacticMatches, 62 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2284 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=409, Invalid=1483, Unknown=0, NotChecked=0, Total=1892 [2023-02-15 01:49:23,221 INFO L413 NwaCegarLoop]: 27 mSDtfsCounter, 9 mSDsluCounter, 194 mSDsCounter, 0 mSdLazyCounter, 241 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 221 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 241 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 01:49:23,221 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 221 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 241 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 01:49:23,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2023-02-15 01:49:23,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 145. [2023-02-15 01:49:23,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 116 states have (on average 1.0258620689655173) internal successors, (119), 114 states have internal predecessors, (119), 18 states have call successors, (18), 12 states have call predecessors, (18), 10 states have return successors, (55), 18 states have call predecessors, (55), 17 states have call successors, (55) [2023-02-15 01:49:23,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 192 transitions. [2023-02-15 01:49:23,232 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 192 transitions. Word has length 398 [2023-02-15 01:49:23,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 01:49:23,235 INFO L495 AbstractCegarLoop]: Abstraction has 145 states and 192 transitions. [2023-02-15 01:49:23,235 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 40 states have (on average 2.625) internal successors, (105), 41 states have internal predecessors, (105), 11 states have call successors, (12), 1 states have call predecessors, (12), 11 states have return successors, (28), 28 states have call predecessors, (28), 11 states have call successors, (28) [2023-02-15 01:49:23,235 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 192 transitions. [2023-02-15 01:49:23,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1236 [2023-02-15 01:49:23,246 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 01:49:23,247 INFO L195 NwaCegarLoop]: trace histogram [128, 123, 104, 65, 65, 65, 65, 62, 62, 62, 62, 62, 61, 61, 61, 60, 39, 24, 1, 1, 1, 1] [2023-02-15 01:49:23,255 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2023-02-15 01:49:23,453 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 01:49:23,453 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 01:49:23,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 01:49:23,454 INFO L85 PathProgramCache]: Analyzing trace with hash 1124918200, now seen corresponding path program 9 times [2023-02-15 01:49:23,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 01:49:23,454 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229735347] [2023-02-15 01:49:23,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 01:49:23,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 01:49:23,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:24,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 01:49:24,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:24,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:24,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:24,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:24,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:24,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:24,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:25,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:25,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:49:25,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:25,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:49:25,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:25,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:25,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 01:49:25,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:25,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:25,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:49:25,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:25,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-02-15 01:49:25,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:25,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:25,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:49:25,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:25,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:49:25,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:25,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:25,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2023-02-15 01:49:25,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:25,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:25,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:49:25,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:25,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:49:25,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:25,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:25,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 01:49:25,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:25,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:25,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:49:25,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:25,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-02-15 01:49:25,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:25,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:25,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:49:25,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:25,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:49:25,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:25,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:25,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 834 [2023-02-15 01:49:25,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:25,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:25,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:49:25,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:25,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:49:25,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:25,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:25,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 01:49:25,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:25,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:25,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:49:25,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:25,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-02-15 01:49:25,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:25,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:25,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:49:25,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:25,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:49:25,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:25,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:25,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:25,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:25,799 INFO L134 CoverageAnalysis]: Checked inductivity of 55912 backedges. 2140 proven. 8147 refuted. 0 times theorem prover too weak. 45625 trivial. 0 not checked. [2023-02-15 01:49:25,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 01:49:25,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229735347] [2023-02-15 01:49:25,800 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [229735347] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 01:49:25,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1635277162] [2023-02-15 01:49:25,800 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-02-15 01:49:25,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 01:49:25,801 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 01:49:25,805 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 01:49:25,808 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-02-15 01:49:26,273 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 65 check-sat command(s) [2023-02-15 01:49:26,273 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 01:49:26,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 1564 conjuncts, 165 conjunts are in the unsatisfiable core [2023-02-15 01:49:26,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 01:49:27,219 INFO L134 CoverageAnalysis]: Checked inductivity of 55912 backedges. 16360 proven. 4596 refuted. 0 times theorem prover too weak. 34956 trivial. 0 not checked. [2023-02-15 01:49:27,219 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 01:49:45,922 INFO L134 CoverageAnalysis]: Checked inductivity of 55912 backedges. 17227 proven. 4261 refuted. 0 times theorem prover too weak. 34424 trivial. 0 not checked. [2023-02-15 01:49:45,922 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1635277162] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 01:49:45,922 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 01:49:45,923 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 21, 38] total 69 [2023-02-15 01:49:45,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815963936] [2023-02-15 01:49:45,923 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 01:49:45,925 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 69 states [2023-02-15 01:49:45,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 01:49:45,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2023-02-15 01:49:45,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=614, Invalid=4078, Unknown=0, NotChecked=0, Total=4692 [2023-02-15 01:49:45,928 INFO L87 Difference]: Start difference. First operand 145 states and 192 transitions. Second operand has 69 states, 69 states have (on average 3.1449275362318843) internal successors, (217), 69 states have internal predecessors, (217), 26 states have call successors, (30), 5 states have call predecessors, (30), 22 states have return successors, (51), 50 states have call predecessors, (51), 22 states have call successors, (51) [2023-02-15 01:49:47,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 01:49:47,467 INFO L93 Difference]: Finished difference Result 393 states and 603 transitions. [2023-02-15 01:49:47,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2023-02-15 01:49:47,468 INFO L78 Accepts]: Start accepts. Automaton has has 69 states, 69 states have (on average 3.1449275362318843) internal successors, (217), 69 states have internal predecessors, (217), 26 states have call successors, (30), 5 states have call predecessors, (30), 22 states have return successors, (51), 50 states have call predecessors, (51), 22 states have call successors, (51) Word has length 1235 [2023-02-15 01:49:47,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 01:49:47,471 INFO L225 Difference]: With dead ends: 393 [2023-02-15 01:49:47,471 INFO L226 Difference]: Without dead ends: 253 [2023-02-15 01:49:47,477 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2800 GetRequests, 2569 SyntacticMatches, 109 SemanticMatches, 122 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9346 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=2266, Invalid=12986, Unknown=0, NotChecked=0, Total=15252 [2023-02-15 01:49:47,478 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 329 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 1271 mSolverCounterSat, 232 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 331 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 1503 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 232 IncrementalHoareTripleChecker+Valid, 1271 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-02-15 01:49:47,478 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [331 Valid, 144 Invalid, 1503 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [232 Valid, 1271 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-02-15 01:49:47,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2023-02-15 01:49:47,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 220. [2023-02-15 01:49:47,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 177 states have (on average 1.0282485875706215) internal successors, (182), 173 states have internal predecessors, (182), 27 states have call successors, (27), 17 states have call predecessors, (27), 15 states have return successors, (108), 29 states have call predecessors, (108), 26 states have call successors, (108) [2023-02-15 01:49:47,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 317 transitions. [2023-02-15 01:49:47,492 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 317 transitions. Word has length 1235 [2023-02-15 01:49:47,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 01:49:47,493 INFO L495 AbstractCegarLoop]: Abstraction has 220 states and 317 transitions. [2023-02-15 01:49:47,493 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 69 states, 69 states have (on average 3.1449275362318843) internal successors, (217), 69 states have internal predecessors, (217), 26 states have call successors, (30), 5 states have call predecessors, (30), 22 states have return successors, (51), 50 states have call predecessors, (51), 22 states have call successors, (51) [2023-02-15 01:49:47,494 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 317 transitions. [2023-02-15 01:49:47,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1386 [2023-02-15 01:49:47,508 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 01:49:47,508 INFO L195 NwaCegarLoop]: trace histogram [142, 140, 115, 71, 71, 71, 71, 70, 70, 70, 70, 70, 70, 70, 70, 69, 44, 27, 1, 1, 1, 1] [2023-02-15 01:49:47,517 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2023-02-15 01:49:47,713 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2023-02-15 01:49:47,713 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 01:49:47,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 01:49:47,713 INFO L85 PathProgramCache]: Analyzing trace with hash 1398067737, now seen corresponding path program 10 times [2023-02-15 01:49:47,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 01:49:47,714 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892824697] [2023-02-15 01:49:47,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 01:49:47,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 01:49:47,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:49,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:49,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:50,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:50,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:50,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:50,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:50,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:50,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:50,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:50,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:51,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:51,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:49:51,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:51,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:49:51,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:51,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:51,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 01:49:51,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:51,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:51,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:49:51,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:51,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-02-15 01:49:51,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:51,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:51,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:49:51,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:51,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:49:51,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:51,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:51,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2023-02-15 01:49:51,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:51,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:51,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:49:51,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:51,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:49:51,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:51,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:51,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2023-02-15 01:49:51,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:51,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:51,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:49:51,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:51,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:49:51,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:51,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:51,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 720 [2023-02-15 01:49:51,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:51,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:51,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:49:51,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:51,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:49:51,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:51,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:51,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 01:49:51,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:51,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:51,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:49:51,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:51,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 984 [2023-02-15 01:49:51,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:51,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:51,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:49:51,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:51,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:49:51,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:51,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:51,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 01:49:51,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:51,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:51,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:49:51,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:51,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-02-15 01:49:51,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:51,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:51,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:49:51,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:51,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:49:51,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:49:51,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:49:51,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:49:51,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:51,911 INFO L134 CoverageAnalysis]: Checked inductivity of 70397 backedges. 4154 proven. 9474 refuted. 0 times theorem prover too weak. 56769 trivial. 0 not checked. [2023-02-15 01:49:51,911 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 01:49:51,912 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892824697] [2023-02-15 01:49:51,912 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1892824697] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 01:49:51,912 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [53941695] [2023-02-15 01:49:51,912 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-02-15 01:49:51,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 01:49:51,912 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 01:49:51,913 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 01:49:51,917 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-02-15 01:49:52,507 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-02-15 01:49:52,507 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 01:49:52,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 1717 conjuncts, 26 conjunts are in the unsatisfiable core [2023-02-15 01:49:52,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 01:49:52,730 INFO L134 CoverageAnalysis]: Checked inductivity of 70397 backedges. 36457 proven. 2667 refuted. 0 times theorem prover too weak. 31273 trivial. 0 not checked. [2023-02-15 01:49:52,731 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 01:49:57,272 INFO L134 CoverageAnalysis]: Checked inductivity of 70397 backedges. 3391 proven. 11551 refuted. 0 times theorem prover too weak. 55455 trivial. 0 not checked. [2023-02-15 01:49:57,272 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [53941695] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 01:49:57,273 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 01:49:57,273 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 17, 27] total 39 [2023-02-15 01:49:57,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403883529] [2023-02-15 01:49:57,273 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 01:49:57,277 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2023-02-15 01:49:57,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 01:49:57,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2023-02-15 01:49:57,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=362, Invalid=1120, Unknown=0, NotChecked=0, Total=1482 [2023-02-15 01:49:57,279 INFO L87 Difference]: Start difference. First operand 220 states and 317 transitions. Second operand has 39 states, 39 states have (on average 5.564102564102564) internal successors, (217), 39 states have internal predecessors, (217), 35 states have call successors, (41), 2 states have call predecessors, (41), 14 states have return successors, (58), 24 states have call predecessors, (58), 35 states have call successors, (58) [2023-02-15 01:49:57,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 01:49:57,819 INFO L93 Difference]: Finished difference Result 417 states and 638 transitions. [2023-02-15 01:49:57,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-02-15 01:49:57,820 INFO L78 Accepts]: Start accepts. Automaton has has 39 states, 39 states have (on average 5.564102564102564) internal successors, (217), 39 states have internal predecessors, (217), 35 states have call successors, (41), 2 states have call predecessors, (41), 14 states have return successors, (58), 24 states have call predecessors, (58), 35 states have call successors, (58) Word has length 1385 [2023-02-15 01:49:57,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 01:49:57,822 INFO L225 Difference]: With dead ends: 417 [2023-02-15 01:49:57,822 INFO L226 Difference]: Without dead ends: 202 [2023-02-15 01:49:57,825 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3086 GetRequests, 3024 SyntacticMatches, 13 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1086 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=662, Invalid=1888, Unknown=0, NotChecked=0, Total=2550 [2023-02-15 01:49:57,826 INFO L413 NwaCegarLoop]: 55 mSDtfsCounter, 190 mSDsluCounter, 245 mSDsCounter, 0 mSdLazyCounter, 746 mSolverCounterSat, 329 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 192 SdHoareTripleChecker+Valid, 300 SdHoareTripleChecker+Invalid, 1075 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 329 IncrementalHoareTripleChecker+Valid, 746 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-02-15 01:49:57,826 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [192 Valid, 300 Invalid, 1075 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [329 Valid, 746 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-02-15 01:49:57,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2023-02-15 01:49:57,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 166. [2023-02-15 01:49:57,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 133 states have (on average 1.0225563909774436) internal successors, (136), 131 states have internal predecessors, (136), 21 states have call successors, (21), 14 states have call predecessors, (21), 11 states have return successors, (67), 20 states have call predecessors, (67), 20 states have call successors, (67) [2023-02-15 01:49:57,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 224 transitions. [2023-02-15 01:49:57,836 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 224 transitions. Word has length 1385 [2023-02-15 01:49:57,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 01:49:57,837 INFO L495 AbstractCegarLoop]: Abstraction has 166 states and 224 transitions. [2023-02-15 01:49:57,837 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 5.564102564102564) internal successors, (217), 39 states have internal predecessors, (217), 35 states have call successors, (41), 2 states have call predecessors, (41), 14 states have return successors, (58), 24 states have call predecessors, (58), 35 states have call successors, (58) [2023-02-15 01:49:57,837 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 224 transitions. [2023-02-15 01:49:57,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2007 [2023-02-15 01:49:57,862 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 01:49:57,863 INFO L195 NwaCegarLoop]: trace histogram [207, 201, 168, 105, 105, 105, 105, 101, 101, 101, 101, 101, 100, 100, 100, 99, 63, 39, 1, 1, 1, 1] [2023-02-15 01:49:57,876 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2023-02-15 01:49:58,071 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 01:49:58,071 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 01:49:58,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 01:49:58,072 INFO L85 PathProgramCache]: Analyzing trace with hash -647866578, now seen corresponding path program 11 times [2023-02-15 01:49:58,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 01:49:58,072 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1853206963] [2023-02-15 01:49:58,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 01:49:58,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 01:49:58,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:49:59,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 01:49:59,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:00,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:00,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:00,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:00,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:00,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:00,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:00,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:00,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:00,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:00,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:00,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:00,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:00,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:00,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:00,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:00,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:00,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 01:50:00,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:00,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:00,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:00,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:00,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:00,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:00,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:00,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:00,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-02-15 01:50:00,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:00,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:00,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:00,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:00,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:00,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:00,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:00,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:00,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:00,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:00,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:00,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:00,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:00,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:00,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2023-02-15 01:50:00,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:00,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:00,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:00,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:00,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:00,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:00,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:00,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:00,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:00,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:00,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:00,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:00,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:00,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:00,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:00,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 01:50:00,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:00,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:00,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:00,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:00,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:00,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:00,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:00,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:00,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 694 [2023-02-15 01:50:00,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:00,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:00,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:01,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:01,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:01,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:01,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:01,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:01,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:01,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 01:50:01,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:01,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:01,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:01,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:01,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-02-15 01:50:01,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:01,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:01,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:01,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:01,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:01,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:01,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:01,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2023-02-15 01:50:01,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:01,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:01,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:01,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:01,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:01,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:01,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:01,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 01:50:01,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:01,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:01,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:01,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:01,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1350 [2023-02-15 01:50:01,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:01,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:01,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:01,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:01,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:01,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:01,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:01,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 01:50:01,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:01,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:01,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:01,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:01,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-02-15 01:50:01,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:01,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:01,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:01,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:01,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:01,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:01,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:01,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2023-02-15 01:50:01,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:01,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:01,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:01,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:01,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:01,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:01,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:01,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 01:50:01,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:01,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:01,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:01,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:01,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:01,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:01,860 INFO L134 CoverageAnalysis]: Checked inductivity of 148300 backedges. 3941 proven. 15727 refuted. 0 times theorem prover too weak. 128632 trivial. 0 not checked. [2023-02-15 01:50:01,860 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 01:50:01,860 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1853206963] [2023-02-15 01:50:01,860 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1853206963] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 01:50:01,860 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2051627045] [2023-02-15 01:50:01,860 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-02-15 01:50:01,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 01:50:01,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 01:50:01,865 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 01:50:01,867 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2023-02-15 01:50:02,824 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 111 check-sat command(s) [2023-02-15 01:50:02,824 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 01:50:02,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 2494 conjuncts, 33 conjunts are in the unsatisfiable core [2023-02-15 01:50:02,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 01:50:03,235 INFO L134 CoverageAnalysis]: Checked inductivity of 148300 backedges. 14086 proven. 10704 refuted. 0 times theorem prover too weak. 123510 trivial. 0 not checked. [2023-02-15 01:50:03,235 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 01:50:08,356 INFO L134 CoverageAnalysis]: Checked inductivity of 148300 backedges. 14080 proven. 10910 refuted. 0 times theorem prover too weak. 123310 trivial. 0 not checked. [2023-02-15 01:50:08,356 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2051627045] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 01:50:08,356 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 01:50:08,357 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 21, 34] total 52 [2023-02-15 01:50:08,357 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800244577] [2023-02-15 01:50:08,357 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 01:50:08,359 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 52 states [2023-02-15 01:50:08,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 01:50:08,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2023-02-15 01:50:08,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=537, Invalid=2115, Unknown=0, NotChecked=0, Total=2652 [2023-02-15 01:50:08,361 INFO L87 Difference]: Start difference. First operand 166 states and 224 transitions. Second operand has 52 states, 52 states have (on average 5.173076923076923) internal successors, (269), 52 states have internal predecessors, (269), 45 states have call successors, (51), 6 states have call predecessors, (51), 16 states have return successors, (63), 26 states have call predecessors, (63), 41 states have call successors, (63) [2023-02-15 01:50:09,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 01:50:09,209 INFO L93 Difference]: Finished difference Result 385 states and 573 transitions. [2023-02-15 01:50:09,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-02-15 01:50:09,217 INFO L78 Accepts]: Start accepts. Automaton has has 52 states, 52 states have (on average 5.173076923076923) internal successors, (269), 52 states have internal predecessors, (269), 45 states have call successors, (51), 6 states have call predecessors, (51), 16 states have return successors, (63), 26 states have call predecessors, (63), 41 states have call successors, (63) Word has length 2006 [2023-02-15 01:50:09,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 01:50:09,221 INFO L225 Difference]: With dead ends: 385 [2023-02-15 01:50:09,221 INFO L226 Difference]: Without dead ends: 224 [2023-02-15 01:50:09,226 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4477 GetRequests, 4380 SyntacticMatches, 16 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2611 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1579, Invalid=5227, Unknown=0, NotChecked=0, Total=6806 [2023-02-15 01:50:09,227 INFO L413 NwaCegarLoop]: 55 mSDtfsCounter, 528 mSDsluCounter, 245 mSDsCounter, 0 mSdLazyCounter, 875 mSolverCounterSat, 552 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 528 SdHoareTripleChecker+Valid, 300 SdHoareTripleChecker+Invalid, 1427 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 552 IncrementalHoareTripleChecker+Valid, 875 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-02-15 01:50:09,227 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [528 Valid, 300 Invalid, 1427 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [552 Valid, 875 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-02-15 01:50:09,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2023-02-15 01:50:09,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 211. [2023-02-15 01:50:09,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 211 states, 171 states have (on average 1.0292397660818713) internal successors, (176), 167 states have internal predecessors, (176), 27 states have call successors, (27), 20 states have call predecessors, (27), 12 states have return successors, (79), 23 states have call predecessors, (79), 26 states have call successors, (79) [2023-02-15 01:50:09,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 282 transitions. [2023-02-15 01:50:09,253 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 282 transitions. Word has length 2006 [2023-02-15 01:50:09,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 01:50:09,255 INFO L495 AbstractCegarLoop]: Abstraction has 211 states and 282 transitions. [2023-02-15 01:50:09,256 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 52 states, 52 states have (on average 5.173076923076923) internal successors, (269), 52 states have internal predecessors, (269), 45 states have call successors, (51), 6 states have call predecessors, (51), 16 states have return successors, (63), 26 states have call predecessors, (63), 41 states have call successors, (63) [2023-02-15 01:50:09,256 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 282 transitions. [2023-02-15 01:50:09,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1425 [2023-02-15 01:50:09,270 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 01:50:09,271 INFO L195 NwaCegarLoop]: trace histogram [146, 144, 118, 73, 73, 73, 73, 72, 72, 72, 72, 72, 72, 72, 72, 71, 45, 28, 1, 1, 1, 1] [2023-02-15 01:50:09,292 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2023-02-15 01:50:09,481 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 01:50:09,482 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 01:50:09,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 01:50:09,482 INFO L85 PathProgramCache]: Analyzing trace with hash -2029319087, now seen corresponding path program 12 times [2023-02-15 01:50:09,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 01:50:09,483 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1727090832] [2023-02-15 01:50:09,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 01:50:09,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 01:50:09,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:10,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:10,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:11,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:11,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:11,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:11,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:11,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:11,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:12,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:12,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:12,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:12,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:12,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:12,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:12,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 01:50:12,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:12,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:12,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:12,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:12,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-02-15 01:50:12,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:12,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:12,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:12,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:12,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:12,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:12,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:12,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2023-02-15 01:50:12,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:12,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:12,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:12,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:12,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:12,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:12,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:12,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 01:50:12,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:12,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:12,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:12,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:12,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 661 [2023-02-15 01:50:12,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:12,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:12,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:12,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:12,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:12,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:12,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:12,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 01:50:12,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:12,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:12,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:12,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:12,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 916 [2023-02-15 01:50:12,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:12,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:12,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:12,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:12,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:12,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:12,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:12,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 01:50:12,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:12,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:12,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:12,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:12,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1180 [2023-02-15 01:50:12,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:12,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:12,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:12,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:12,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:12,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:12,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:12,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 01:50:12,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:12,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:12,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:12,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:12,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:12,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:12,954 INFO L134 CoverageAnalysis]: Checked inductivity of 74441 backedges. 7819 proven. 6993 refuted. 0 times theorem prover too weak. 59629 trivial. 0 not checked. [2023-02-15 01:50:12,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 01:50:12,954 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1727090832] [2023-02-15 01:50:12,954 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1727090832] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 01:50:12,954 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1030811602] [2023-02-15 01:50:12,954 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-02-15 01:50:12,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 01:50:12,954 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 01:50:12,955 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 01:50:12,957 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2023-02-15 01:50:13,691 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 63 check-sat command(s) [2023-02-15 01:50:13,691 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 01:50:13,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 1609 conjuncts, 28 conjunts are in the unsatisfiable core [2023-02-15 01:50:13,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 01:50:13,991 INFO L134 CoverageAnalysis]: Checked inductivity of 74441 backedges. 6720 proven. 7522 refuted. 0 times theorem prover too weak. 60199 trivial. 0 not checked. [2023-02-15 01:50:13,992 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 01:50:18,065 INFO L134 CoverageAnalysis]: Checked inductivity of 74441 backedges. 6724 proven. 7687 refuted. 0 times theorem prover too weak. 60030 trivial. 0 not checked. [2023-02-15 01:50:18,066 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1030811602] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 01:50:18,066 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 01:50:18,066 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 18, 28] total 49 [2023-02-15 01:50:18,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50785233] [2023-02-15 01:50:18,066 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 01:50:18,069 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2023-02-15 01:50:18,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 01:50:18,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2023-02-15 01:50:18,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=538, Invalid=1814, Unknown=0, NotChecked=0, Total=2352 [2023-02-15 01:50:18,070 INFO L87 Difference]: Start difference. First operand 211 states and 282 transitions. Second operand has 49 states, 49 states have (on average 4.918367346938775) internal successors, (241), 49 states have internal predecessors, (241), 35 states have call successors, (45), 1 states have call predecessors, (45), 18 states have return successors, (65), 36 states have call predecessors, (65), 35 states have call successors, (65) [2023-02-15 01:50:18,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 01:50:18,804 INFO L93 Difference]: Finished difference Result 474 states and 731 transitions. [2023-02-15 01:50:18,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-02-15 01:50:18,805 INFO L78 Accepts]: Start accepts. Automaton has has 49 states, 49 states have (on average 4.918367346938775) internal successors, (241), 49 states have internal predecessors, (241), 35 states have call successors, (45), 1 states have call predecessors, (45), 18 states have return successors, (65), 36 states have call predecessors, (65), 35 states have call successors, (65) Word has length 1424 [2023-02-15 01:50:18,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 01:50:18,808 INFO L225 Difference]: With dead ends: 474 [2023-02-15 01:50:18,809 INFO L226 Difference]: Without dead ends: 268 [2023-02-15 01:50:18,811 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3179 GetRequests, 3103 SyntacticMatches, 14 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1864 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=962, Invalid=3070, Unknown=0, NotChecked=0, Total=4032 [2023-02-15 01:50:18,811 INFO L413 NwaCegarLoop]: 77 mSDtfsCounter, 319 mSDsluCounter, 304 mSDsCounter, 0 mSdLazyCounter, 1106 mSolverCounterSat, 300 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 321 SdHoareTripleChecker+Valid, 381 SdHoareTripleChecker+Invalid, 1406 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 300 IncrementalHoareTripleChecker+Valid, 1106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-02-15 01:50:18,813 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [321 Valid, 381 Invalid, 1406 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [300 Valid, 1106 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-02-15 01:50:18,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2023-02-15 01:50:18,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 187. [2023-02-15 01:50:18,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 150 states have (on average 1.02) internal successors, (153), 149 states have internal predecessors, (153), 25 states have call successors, (25), 18 states have call predecessors, (25), 11 states have return successors, (71), 19 states have call predecessors, (71), 24 states have call successors, (71) [2023-02-15 01:50:18,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 249 transitions. [2023-02-15 01:50:18,830 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 249 transitions. Word has length 1424 [2023-02-15 01:50:18,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 01:50:18,831 INFO L495 AbstractCegarLoop]: Abstraction has 187 states and 249 transitions. [2023-02-15 01:50:18,832 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 4.918367346938775) internal successors, (241), 49 states have internal predecessors, (241), 35 states have call successors, (45), 1 states have call predecessors, (45), 18 states have return successors, (65), 36 states have call predecessors, (65), 35 states have call successors, (65) [2023-02-15 01:50:18,832 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 249 transitions. [2023-02-15 01:50:18,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2831 [2023-02-15 01:50:18,879 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 01:50:18,880 INFO L195 NwaCegarLoop]: trace histogram [291, 285, 236, 147, 147, 147, 147, 143, 143, 143, 143, 143, 142, 142, 142, 141, 89, 55, 1, 1, 1, 1] [2023-02-15 01:50:18,895 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2023-02-15 01:50:19,091 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 01:50:19,091 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 01:50:19,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 01:50:19,092 INFO L85 PathProgramCache]: Analyzing trace with hash 142490208, now seen corresponding path program 13 times [2023-02-15 01:50:19,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 01:50:19,093 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778864710] [2023-02-15 01:50:19,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 01:50:19,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 01:50:19,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:21,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 01:50:21,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:22,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:22,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:22,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:22,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:22,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:22,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:23,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:23,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:23,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:23,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:23,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:23,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:23,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 01:50:23,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:23,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:23,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:23,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:23,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-02-15 01:50:23,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:23,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:23,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:23,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:23,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:23,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:23,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:23,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2023-02-15 01:50:23,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:23,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:23,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:23,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:23,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:23,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:23,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:23,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 01:50:23,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:23,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:23,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:23,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:23,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 661 [2023-02-15 01:50:23,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:23,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:23,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:23,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:23,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:23,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:23,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:23,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 01:50:23,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:23,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:23,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:23,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:23,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-02-15 01:50:23,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:23,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:23,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:23,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:23,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:23,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:23,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:23,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:23,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:23,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1106 [2023-02-15 01:50:23,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:24,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:24,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:24,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:24,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:24,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:24,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:24,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 01:50:24,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:24,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:24,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:24,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:24,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-02-15 01:50:24,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:24,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:24,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:24,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:24,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:24,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:24,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:24,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2023-02-15 01:50:24,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:24,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:24,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:24,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:24,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:24,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:24,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:24,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 01:50:24,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:24,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:24,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:24,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:24,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 661 [2023-02-15 01:50:24,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:24,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:24,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:24,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:24,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:24,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:24,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:24,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:25,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:25,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 01:50:25,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:25,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:25,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:25,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:25,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-02-15 01:50:25,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:25,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:25,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:25,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:25,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:25,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:25,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:25,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2174 [2023-02-15 01:50:25,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:25,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:25,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:25,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:25,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:25,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:25,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:25,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 01:50:25,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:25,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:25,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:25,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:25,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-02-15 01:50:25,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:25,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:25,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:25,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:25,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:25,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:25,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:25,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2023-02-15 01:50:25,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:25,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:25,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:25,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:25,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:25,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:25,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:25,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 01:50:25,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:25,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:25,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:25,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:25,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:25,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:25,521 INFO L134 CoverageAnalysis]: Checked inductivity of 295898 backedges. 7833 proven. 27286 refuted. 0 times theorem prover too weak. 260779 trivial. 0 not checked. [2023-02-15 01:50:25,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 01:50:25,521 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778864710] [2023-02-15 01:50:25,521 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [778864710] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 01:50:25,522 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [183139930] [2023-02-15 01:50:25,522 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-02-15 01:50:25,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 01:50:25,522 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 01:50:25,523 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 01:50:25,528 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2023-02-15 01:50:26,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:26,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 5248 conjuncts, 38 conjunts are in the unsatisfiable core [2023-02-15 01:50:26,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 01:50:27,153 INFO L134 CoverageAnalysis]: Checked inductivity of 295898 backedges. 114068 proven. 19810 refuted. 0 times theorem prover too weak. 162020 trivial. 0 not checked. [2023-02-15 01:50:27,153 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 01:50:32,823 INFO L134 CoverageAnalysis]: Checked inductivity of 295898 backedges. 8745 proven. 28958 refuted. 0 times theorem prover too weak. 258195 trivial. 0 not checked. [2023-02-15 01:50:32,824 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [183139930] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 01:50:32,824 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 01:50:32,825 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 23, 34] total 49 [2023-02-15 01:50:32,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528366924] [2023-02-15 01:50:32,825 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 01:50:32,827 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2023-02-15 01:50:32,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 01:50:32,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2023-02-15 01:50:32,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=540, Invalid=1812, Unknown=0, NotChecked=0, Total=2352 [2023-02-15 01:50:32,828 INFO L87 Difference]: Start difference. First operand 187 states and 249 transitions. Second operand has 49 states, 49 states have (on average 5.346938775510204) internal successors, (262), 49 states have internal predecessors, (262), 45 states have call successors, (51), 7 states have call predecessors, (51), 15 states have return successors, (64), 26 states have call predecessors, (64), 40 states have call successors, (64) [2023-02-15 01:50:33,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 01:50:33,508 INFO L93 Difference]: Finished difference Result 435 states and 625 transitions. [2023-02-15 01:50:33,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2023-02-15 01:50:33,509 INFO L78 Accepts]: Start accepts. Automaton has has 49 states, 49 states have (on average 5.346938775510204) internal successors, (262), 49 states have internal predecessors, (262), 45 states have call successors, (51), 7 states have call predecessors, (51), 15 states have return successors, (64), 26 states have call predecessors, (64), 40 states have call successors, (64) Word has length 2830 [2023-02-15 01:50:33,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 01:50:33,512 INFO L225 Difference]: With dead ends: 435 [2023-02-15 01:50:33,512 INFO L226 Difference]: Without dead ends: 253 [2023-02-15 01:50:33,514 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6303 GetRequests, 6195 SyntacticMatches, 24 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2851 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1907, Invalid=5403, Unknown=0, NotChecked=0, Total=7310 [2023-02-15 01:50:33,515 INFO L413 NwaCegarLoop]: 27 mSDtfsCounter, 358 mSDsluCounter, 170 mSDsCounter, 0 mSdLazyCounter, 485 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 360 SdHoareTripleChecker+Valid, 197 SdHoareTripleChecker+Invalid, 712 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 485 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-02-15 01:50:33,515 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [360 Valid, 197 Invalid, 712 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 485 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-02-15 01:50:33,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2023-02-15 01:50:33,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 193. [2023-02-15 01:50:33,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 155 states have (on average 1.0193548387096774) internal successors, (158), 154 states have internal predecessors, (158), 26 states have call successors, (26), 19 states have call predecessors, (26), 11 states have return successors, (70), 19 states have call predecessors, (70), 25 states have call successors, (70) [2023-02-15 01:50:33,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 254 transitions. [2023-02-15 01:50:33,528 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 254 transitions. Word has length 2830 [2023-02-15 01:50:33,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 01:50:33,530 INFO L495 AbstractCegarLoop]: Abstraction has 193 states and 254 transitions. [2023-02-15 01:50:33,530 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 5.346938775510204) internal successors, (262), 49 states have internal predecessors, (262), 45 states have call successors, (51), 7 states have call predecessors, (51), 15 states have return successors, (64), 26 states have call predecessors, (64), 40 states have call successors, (64) [2023-02-15 01:50:33,530 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 254 transitions. [2023-02-15 01:50:33,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1733 [2023-02-15 01:50:33,549 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 01:50:33,549 INFO L195 NwaCegarLoop]: trace histogram [177, 176, 143, 88, 88, 88, 88, 88, 88, 88, 88, 88, 88, 88, 88, 87, 55, 34, 1, 1, 1, 1] [2023-02-15 01:50:33,564 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2023-02-15 01:50:33,764 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 01:50:33,764 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 01:50:33,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 01:50:33,765 INFO L85 PathProgramCache]: Analyzing trace with hash -142604574, now seen corresponding path program 14 times [2023-02-15 01:50:33,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 01:50:33,765 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1277248160] [2023-02-15 01:50:33,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 01:50:33,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 01:50:33,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:48,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 01:50:48,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:51,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:51,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:53,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:53,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:53,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:53,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:53,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:53,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:54,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:54,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:54,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:54,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:54,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:54,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:54,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:54,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:54,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:54,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:54,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:54,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:54,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:54,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 01:50:54,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:54,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:54,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:54,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:54,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:54,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:54,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:54,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:54,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-02-15 01:50:54,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:54,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:54,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:54,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:54,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:54,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:54,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:54,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:54,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:54,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:54,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:54,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:54,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:54,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:54,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2023-02-15 01:50:54,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:54,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:54,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:54,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:54,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:54,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:54,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:54,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:54,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:54,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:54,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:54,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:54,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:54,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:54,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:54,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:54,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 01:50:54,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:55,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:55,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:55,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:55,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:55,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:55,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:55,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:55,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:55,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:55,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:55,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:55,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:55,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:55,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:55,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:55,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:55,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 661 [2023-02-15 01:50:55,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:55,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:55,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:55,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:56,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:56,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:56,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:56,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:56,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:56,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:56,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:56,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:56,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:56,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:56,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:56,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:56,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:56,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:56,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 01:50:56,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:56,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:56,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:56,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:56,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:56,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:56,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:56,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:56,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-02-15 01:50:56,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:56,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:56,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:56,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:56,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:56,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:56,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:56,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:56,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:56,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:56,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:56,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:56,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:56,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:56,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:56,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1076 [2023-02-15 01:50:56,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:57,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:57,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:58,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:58,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:58,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:58,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:58,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:58,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:58,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:58,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:58,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:58,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:58,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:58,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:58,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:58,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:58,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:58,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:58,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:58,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:58,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:58,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:58,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:58,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:58,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:58,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:58,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:58,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:58,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:58,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:58,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:58,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:58,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:58,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:58,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 01:50:58,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:58,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:58,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:58,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:58,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:58,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:58,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:58,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:58,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:58,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:58,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:58,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:58,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:58,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:58,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:58,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:58,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:58,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-02-15 01:50:58,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:58,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:58,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:58,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:58,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:58,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:58,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:58,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:59,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:59,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:59,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:59,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:59,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:59,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:59,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:59,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:59,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:59,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:59,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2023-02-15 01:50:59,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:59,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:59,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:59,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:59,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:59,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:59,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:59,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:59,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:59,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:59,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 01:50:59,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:59,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:59,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:59,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:59,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 01:50:59,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:59,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:59,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:59,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:59,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 01:50:59,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 01:50:59,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 01:50:59,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 01:50:59,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 01:50:59,532 INFO L134 CoverageAnalysis]: Checked inductivity of 110385 backedges. 18335 proven. 20554 refuted. 0 times theorem prover too weak. 71496 trivial. 0 not checked. [2023-02-15 01:50:59,532 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 01:50:59,533 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1277248160] [2023-02-15 01:50:59,538 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1277248160] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 01:50:59,539 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [964809087] [2023-02-15 01:50:59,539 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-15 01:50:59,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 01:50:59,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 01:50:59,541 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 01:50:59,543 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2023-02-15 01:51:00,406 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-02-15 01:51:00,406 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 01:51:00,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 3224 conjuncts, 353 conjunts are in the unsatisfiable core [2023-02-15 01:51:00,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 01:51:01,919 INFO L134 CoverageAnalysis]: Checked inductivity of 110385 backedges. 18335 proven. 20554 refuted. 0 times theorem prover too weak. 71496 trivial. 0 not checked. [2023-02-15 01:51:01,920 INFO L328 TraceCheckSpWp]: Computing backward predicates...