./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 a31fd051 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-?-a31fd05 [2023-02-15 13:39:20,194 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 13:39:20,196 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 13:39:20,228 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 13:39:20,229 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 13:39:20,232 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 13:39:20,234 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 13:39:20,236 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 13:39:20,238 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 13:39:20,243 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 13:39:20,245 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 13:39:20,247 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 13:39:20,247 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 13:39:20,250 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 13:39:20,253 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 13:39:20,254 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 13:39:20,255 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 13:39:20,257 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 13:39:20,258 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 13:39:20,263 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 13:39:20,264 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 13:39:20,266 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 13:39:20,267 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 13:39:20,268 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 13:39:20,279 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 13:39:20,280 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 13:39:20,280 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 13:39:20,282 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 13:39:20,282 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 13:39:20,283 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 13:39:20,284 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 13:39:20,284 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 13:39:20,286 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 13:39:20,287 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 13:39:20,288 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 13:39:20,289 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 13:39:20,289 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 13:39:20,290 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 13:39:20,290 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 13:39:20,291 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 13:39:20,292 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 13:39:20,293 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-02-15 13:39:20,327 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 13:39:20,328 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 13:39:20,328 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 13:39:20,329 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 13:39:20,330 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 13:39:20,330 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 13:39:20,330 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 13:39:20,331 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 13:39:20,331 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 13:39:20,331 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 13:39:20,332 INFO L138 SettingsManager]: * sizeof long=4 [2023-02-15 13:39:20,332 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 13:39:20,332 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 13:39:20,333 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-02-15 13:39:20,333 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 13:39:20,333 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-02-15 13:39:20,333 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 13:39:20,333 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-02-15 13:39:20,334 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-02-15 13:39:20,334 INFO L138 SettingsManager]: * sizeof long double=12 [2023-02-15 13:39:20,334 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-02-15 13:39:20,334 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 13:39:20,334 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-02-15 13:39:20,335 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 13:39:20,335 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 13:39:20,335 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 13:39:20,335 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 13:39:20,335 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 13:39:20,336 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 13:39:20,336 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-02-15 13:39:20,336 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-15 13:39:20,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-15 13:39:20,337 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 13:39:20,337 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-02-15 13:39:20,337 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 13:39:20,337 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 13:39:20,337 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 13:39:20,337 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 97829031814878890268a6b8dbba5c3e987e2ec78ab2dc94181f9e68090060bd [2023-02-15 13:39:20,605 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 13:39:20,633 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 13:39:20,637 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 13:39:20,638 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 13:39:20,638 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 13:39:20,639 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/Fibonacci05.c [2023-02-15 13:39:21,892 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 13:39:22,069 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 13:39:22,070 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci05.c [2023-02-15 13:39:22,075 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1b07e422/dd64f4a5ec82429497c331e7d6a2470f/FLAG1be7fce82 [2023-02-15 13:39:22,093 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1b07e422/dd64f4a5ec82429497c331e7d6a2470f [2023-02-15 13:39:22,095 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 13:39:22,097 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 13:39:22,100 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 13:39:22,100 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 13:39:22,103 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 13:39:22,104 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:39:22" (1/1) ... [2023-02-15 13:39:22,106 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7af40e76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:39:22, skipping insertion in model container [2023-02-15 13:39:22,106 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:39:22" (1/1) ... [2023-02-15 13:39:22,112 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 13:39:22,129 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 13:39:22,280 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 13:39:22,282 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-15 13:39:22,293 INFO L203 MainTranslator]: Completed pre-run [2023-02-15 13:39:22,306 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 13:39:22,306 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-15 13:39:22,316 INFO L208 MainTranslator]: Completed translation [2023-02-15 13:39:22,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:39:22 WrapperNode [2023-02-15 13:39:22,317 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 13:39:22,318 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-02-15 13:39:22,318 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-02-15 13:39:22,318 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-02-15 13:39:22,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:39:22" (1/1) ... [2023-02-15 13:39:22,328 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:39:22" (1/1) ... [2023-02-15 13:39:22,344 INFO L138 Inliner]: procedures = 13, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 23 [2023-02-15 13:39:22,345 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-02-15 13:39:22,346 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-02-15 13:39:22,346 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-02-15 13:39:22,346 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-02-15 13:39:22,354 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:39:22" (1/1) ... [2023-02-15 13:39:22,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:39:22" (1/1) ... [2023-02-15 13:39:22,365 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:39:22" (1/1) ... [2023-02-15 13:39:22,366 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:39:22" (1/1) ... [2023-02-15 13:39:22,372 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:39:22" (1/1) ... [2023-02-15 13:39:22,374 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:39:22" (1/1) ... [2023-02-15 13:39:22,376 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:39:22" (1/1) ... [2023-02-15 13:39:22,377 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:39:22" (1/1) ... [2023-02-15 13:39:22,380 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-02-15 13:39:22,381 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-02-15 13:39:22,381 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-02-15 13:39:22,382 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-02-15 13:39:22,382 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:39:22" (1/1) ... [2023-02-15 13:39:22,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 13:39:22,397 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:39:22,409 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 13:39:22,441 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 13:39:22,450 INFO L130 BoogieDeclarations]: Found specification of procedure fibonacci [2023-02-15 13:39:22,451 INFO L138 BoogieDeclarations]: Found implementation of procedure fibonacci [2023-02-15 13:39:22,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-02-15 13:39:22,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-02-15 13:39:22,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-02-15 13:39:22,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-02-15 13:39:22,508 INFO L235 CfgBuilder]: Building ICFG [2023-02-15 13:39:22,510 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-02-15 13:39:22,661 INFO L276 CfgBuilder]: Performing block encoding [2023-02-15 13:39:22,666 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-02-15 13:39:22,666 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2023-02-15 13:39:22,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 01:39:22 BoogieIcfgContainer [2023-02-15 13:39:22,668 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-02-15 13:39:22,670 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-02-15 13:39:22,671 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-02-15 13:39:22,673 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-02-15 13:39:22,674 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.02 01:39:22" (1/3) ... [2023-02-15 13:39:22,674 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2448e05e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.02 01:39:22, skipping insertion in model container [2023-02-15 13:39:22,674 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:39:22" (2/3) ... [2023-02-15 13:39:22,675 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2448e05e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.02 01:39:22, skipping insertion in model container [2023-02-15 13:39:22,675 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 01:39:22" (3/3) ... [2023-02-15 13:39:22,676 INFO L112 eAbstractionObserver]: Analyzing ICFG Fibonacci05.c [2023-02-15 13:39:22,692 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-02-15 13:39:22,692 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-02-15 13:39:22,752 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-02-15 13:39:22,759 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;@26a174d, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-02-15 13:39:22,760 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2023-02-15 13:39:22,764 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 13:39:22,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-02-15 13:39:22,772 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:39:22,772 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:39:22,773 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 13:39:22,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:39:22,780 INFO L85 PathProgramCache]: Analyzing trace with hash -108718961, now seen corresponding path program 1 times [2023-02-15 13:39:22,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:39:22,788 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [245437945] [2023-02-15 13:39:22,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:39:22,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:39:22,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:23,010 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 13:39:23,016 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:39:23,016 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [245437945] [2023-02-15 13:39:23,017 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [245437945] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:39:23,017 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:39:23,018 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-02-15 13:39:23,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016185268] [2023-02-15 13:39:23,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:39:23,023 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 13:39:23,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:39:23,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 13:39:23,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 13:39:23,075 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 13:39:23,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:39:23,163 INFO L93 Difference]: Finished difference Result 35 states and 40 transitions. [2023-02-15 13:39:23,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 13:39:23,177 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 13:39:23,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:39:23,185 INFO L225 Difference]: With dead ends: 35 [2023-02-15 13:39:23,186 INFO L226 Difference]: Without dead ends: 24 [2023-02-15 13:39:23,191 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 13:39:23,197 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 13:39:23,199 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 13:39:23,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2023-02-15 13:39:23,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 22. [2023-02-15 13:39:23,233 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 13:39:23,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 25 transitions. [2023-02-15 13:39:23,238 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 25 transitions. Word has length 7 [2023-02-15 13:39:23,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:39:23,240 INFO L495 AbstractCegarLoop]: Abstraction has 22 states and 25 transitions. [2023-02-15 13:39:23,240 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 13:39:23,241 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2023-02-15 13:39:23,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-02-15 13:39:23,242 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:39:23,242 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:39:23,243 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-02-15 13:39:23,243 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 13:39:23,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:39:23,244 INFO L85 PathProgramCache]: Analyzing trace with hash 924679547, now seen corresponding path program 1 times [2023-02-15 13:39:23,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:39:23,245 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163920804] [2023-02-15 13:39:23,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:39:23,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:39:23,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:23,320 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 13:39:23,320 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:39:23,320 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163920804] [2023-02-15 13:39:23,321 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [163920804] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:39:23,321 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:39:23,321 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-02-15 13:39:23,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887549289] [2023-02-15 13:39:23,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:39:23,323 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-02-15 13:39:23,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:39:23,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-02-15 13:39:23,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-02-15 13:39:23,324 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 13:39:23,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:39:23,365 INFO L93 Difference]: Finished difference Result 22 states and 25 transitions. [2023-02-15 13:39:23,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-02-15 13:39:23,366 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 13:39:23,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:39:23,366 INFO L225 Difference]: With dead ends: 22 [2023-02-15 13:39:23,366 INFO L226 Difference]: Without dead ends: 20 [2023-02-15 13:39:23,367 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 13:39:23,368 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 13:39:23,369 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 13:39:23,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2023-02-15 13:39:23,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2023-02-15 13:39:23,373 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 13:39:23,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 23 transitions. [2023-02-15 13:39:23,374 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 23 transitions. Word has length 8 [2023-02-15 13:39:23,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:39:23,374 INFO L495 AbstractCegarLoop]: Abstraction has 20 states and 23 transitions. [2023-02-15 13:39:23,375 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 13:39:23,375 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2023-02-15 13:39:23,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-02-15 13:39:23,376 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:39:23,376 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 13:39:23,376 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-02-15 13:39:23,376 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 13:39:23,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:39:23,377 INFO L85 PathProgramCache]: Analyzing trace with hash -1244761165, now seen corresponding path program 1 times [2023-02-15 13:39:23,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:39:23,378 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543856268] [2023-02-15 13:39:23,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:39:23,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:39:23,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:23,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 13:39:23,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:23,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 13:39:23,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:23,542 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 13:39:23,542 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:39:23,542 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543856268] [2023-02-15 13:39:23,543 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1543856268] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:39:23,543 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 13:39:23,543 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-02-15 13:39:23,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672934710] [2023-02-15 13:39:23,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:39:23,544 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-02-15 13:39:23,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:39:23,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-02-15 13:39:23,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-02-15 13:39:23,546 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 13:39:23,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:39:23,582 INFO L93 Difference]: Finished difference Result 36 states and 42 transitions. [2023-02-15 13:39:23,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-02-15 13:39:23,583 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 13:39:23,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:39:23,584 INFO L225 Difference]: With dead ends: 36 [2023-02-15 13:39:23,584 INFO L226 Difference]: Without dead ends: 34 [2023-02-15 13:39:23,585 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 13:39:23,586 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, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 13:39:23,586 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 64 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 13:39:23,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2023-02-15 13:39:23,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 29. [2023-02-15 13:39:23,592 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 13:39:23,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 35 transitions. [2023-02-15 13:39:23,594 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 35 transitions. Word has length 23 [2023-02-15 13:39:23,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:39:23,595 INFO L495 AbstractCegarLoop]: Abstraction has 29 states and 35 transitions. [2023-02-15 13:39:23,595 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 13:39:23,595 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 35 transitions. [2023-02-15 13:39:23,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-02-15 13:39:23,596 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:39:23,597 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 13:39:23,597 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-02-15 13:39:23,597 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 13:39:23,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:39:23,598 INFO L85 PathProgramCache]: Analyzing trace with hash 78572347, now seen corresponding path program 1 times [2023-02-15 13:39:23,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:39:23,599 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672808133] [2023-02-15 13:39:23,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:39:23,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:39:23,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:23,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 13:39:23,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:23,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 13:39:23,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:23,778 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 13:39:23,780 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:39:23,781 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [672808133] [2023-02-15 13:39:23,781 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [672808133] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 13:39:23,781 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [583004587] [2023-02-15 13:39:23,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:39:23,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:39:23,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:39:23,793 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 13:39:23,811 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 13:39:23,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:23,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 6 conjunts are in the unsatisfiable core [2023-02-15 13:39:23,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 13:39:23,965 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 13:39:23,965 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 13:39:24,163 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 13:39:24,164 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [583004587] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 13:39:24,171 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 13:39:24,172 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7, 7] total 15 [2023-02-15 13:39:24,172 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773008376] [2023-02-15 13:39:24,172 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 13:39:24,173 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-02-15 13:39:24,173 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:39:24,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-02-15 13:39:24,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2023-02-15 13:39:24,175 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 13:39:24,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:39:24,496 INFO L93 Difference]: Finished difference Result 90 states and 128 transitions. [2023-02-15 13:39:24,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-02-15 13:39:24,496 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 13:39:24,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:39:24,498 INFO L225 Difference]: With dead ends: 90 [2023-02-15 13:39:24,498 INFO L226 Difference]: Without dead ends: 64 [2023-02-15 13:39:24,500 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 42 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=126, Invalid=380, Unknown=0, NotChecked=0, Total=506 [2023-02-15 13:39:24,501 INFO L413 NwaCegarLoop]: 11 mSDtfsCounter, 162 mSDsluCounter, 60 mSDsCounter, 0 mSdLazyCounter, 143 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-02-15 13:39:24,501 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 71 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-02-15 13:39:24,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2023-02-15 13:39:24,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 52. [2023-02-15 13:39:24,512 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 13:39:24,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 67 transitions. [2023-02-15 13:39:24,514 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 67 transitions. Word has length 24 [2023-02-15 13:39:24,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:39:24,514 INFO L495 AbstractCegarLoop]: Abstraction has 52 states and 67 transitions. [2023-02-15 13:39:24,514 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 13:39:24,515 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 67 transitions. [2023-02-15 13:39:24,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-02-15 13:39:24,516 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:39:24,516 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 13:39:24,527 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 13:39:24,721 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 13:39:24,722 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 13:39:24,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:39:24,722 INFO L85 PathProgramCache]: Analyzing trace with hash -1928011015, now seen corresponding path program 2 times [2023-02-15 13:39:24,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:39:24,723 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220903272] [2023-02-15 13:39:24,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:39:24,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:39:24,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:24,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 13:39:24,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:24,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-02-15 13:39:24,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:24,856 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 13:39:24,857 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:39:24,857 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [220903272] [2023-02-15 13:39:24,857 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [220903272] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 13:39:24,857 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [569305994] [2023-02-15 13:39:24,857 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-15 13:39:24,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:39:24,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:39:24,859 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 13:39:24,869 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 13:39:24,903 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-02-15 13:39:24,904 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 13:39:24,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 4 conjunts are in the unsatisfiable core [2023-02-15 13:39:24,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 13:39:24,970 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 13:39:24,971 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-02-15 13:39:24,971 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [569305994] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:39:24,971 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-02-15 13:39:24,972 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 8 [2023-02-15 13:39:24,972 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143665208] [2023-02-15 13:39:24,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:39:24,973 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-02-15 13:39:24,973 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:39:24,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-02-15 13:39:24,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-02-15 13:39:24,974 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 13:39:25,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:39:25,010 INFO L93 Difference]: Finished difference Result 60 states and 75 transitions. [2023-02-15 13:39:25,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-02-15 13:39:25,011 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 13:39:25,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:39:25,016 INFO L225 Difference]: With dead ends: 60 [2023-02-15 13:39:25,017 INFO L226 Difference]: Without dead ends: 59 [2023-02-15 13:39:25,018 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 13:39:25,021 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 13:39:25,022 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 13:39:25,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2023-02-15 13:39:25,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 54. [2023-02-15 13:39:25,036 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 13:39:25,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 69 transitions. [2023-02-15 13:39:25,037 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 69 transitions. Word has length 24 [2023-02-15 13:39:25,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:39:25,038 INFO L495 AbstractCegarLoop]: Abstraction has 54 states and 69 transitions. [2023-02-15 13:39:25,038 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 13:39:25,038 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 69 transitions. [2023-02-15 13:39:25,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-02-15 13:39:25,039 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:39:25,039 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 13:39:25,051 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 13:39:25,245 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 13:39:25,245 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 13:39:25,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:39:25,246 INFO L85 PathProgramCache]: Analyzing trace with hash 361200733, now seen corresponding path program 1 times [2023-02-15 13:39:25,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:39:25,246 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712585466] [2023-02-15 13:39:25,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:39:25,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:39:25,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:25,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 13:39:25,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:25,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-02-15 13:39:25,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:25,329 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 13:39:25,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:39:25,329 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712585466] [2023-02-15 13:39:25,330 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [712585466] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 13:39:25,330 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [651059451] [2023-02-15 13:39:25,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:39:25,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:39:25,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:39:25,332 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 13:39:25,341 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 13:39:25,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:25,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 5 conjunts are in the unsatisfiable core [2023-02-15 13:39:25,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 13:39:25,413 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 13:39:25,414 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-02-15 13:39:25,414 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [651059451] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 13:39:25,414 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-02-15 13:39:25,414 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 9 [2023-02-15 13:39:25,415 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871978790] [2023-02-15 13:39:25,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 13:39:25,415 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-02-15 13:39:25,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:39:25,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-02-15 13:39:25,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2023-02-15 13:39:25,416 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 13:39:25,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:39:25,450 INFO L93 Difference]: Finished difference Result 83 states and 116 transitions. [2023-02-15 13:39:25,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-02-15 13:39:25,450 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 13:39:25,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:39:25,452 INFO L225 Difference]: With dead ends: 83 [2023-02-15 13:39:25,452 INFO L226 Difference]: Without dead ends: 82 [2023-02-15 13:39:25,453 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 13:39:25,453 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 13:39:25,454 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 13:39:25,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2023-02-15 13:39:25,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 63. [2023-02-15 13:39:25,465 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 13:39:25,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 86 transitions. [2023-02-15 13:39:25,467 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 86 transitions. Word has length 25 [2023-02-15 13:39:25,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:39:25,467 INFO L495 AbstractCegarLoop]: Abstraction has 63 states and 86 transitions. [2023-02-15 13:39:25,468 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 13:39:25,468 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 86 transitions. [2023-02-15 13:39:25,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-02-15 13:39:25,469 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:39:25,469 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 13:39:25,477 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 13:39:25,674 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 13:39:25,675 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 13:39:25,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:39:25,676 INFO L85 PathProgramCache]: Analyzing trace with hash 801278060, now seen corresponding path program 1 times [2023-02-15 13:39:25,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:39:25,676 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102065545] [2023-02-15 13:39:25,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:39:25,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:39:25,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:25,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 13:39:25,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:25,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:25,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:25,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:25,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:25,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-02-15 13:39:25,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:25,836 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 13:39:25,836 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:39:25,836 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102065545] [2023-02-15 13:39:25,841 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2102065545] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 13:39:25,841 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2089109293] [2023-02-15 13:39:25,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:39:25,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:39:25,842 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:39:25,843 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 13:39:25,853 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 13:39:25,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:25,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 9 conjunts are in the unsatisfiable core [2023-02-15 13:39:25,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 13:39:25,969 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 13:39:25,969 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 13:39:26,135 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 13:39:26,136 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2089109293] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 13:39:26,136 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 13:39:26,136 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 7] total 13 [2023-02-15 13:39:26,136 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454284375] [2023-02-15 13:39:26,137 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 13:39:26,137 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-02-15 13:39:26,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:39:26,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-02-15 13:39:26,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2023-02-15 13:39:26,138 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 13:39:26,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:39:26,262 INFO L93 Difference]: Finished difference Result 131 states and 196 transitions. [2023-02-15 13:39:26,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-02-15 13:39:26,263 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 13:39:26,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:39:26,265 INFO L225 Difference]: With dead ends: 131 [2023-02-15 13:39:26,266 INFO L226 Difference]: Without dead ends: 130 [2023-02-15 13:39:26,266 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 91 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=109, Invalid=271, Unknown=0, NotChecked=0, Total=380 [2023-02-15 13:39:26,267 INFO L413 NwaCegarLoop]: 24 mSDtfsCounter, 13 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 13:39:26,267 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 110 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 13:39:26,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2023-02-15 13:39:26,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 97. [2023-02-15 13:39:26,281 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 13:39:26,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 158 transitions. [2023-02-15 13:39:26,284 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 158 transitions. Word has length 45 [2023-02-15 13:39:26,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:39:26,284 INFO L495 AbstractCegarLoop]: Abstraction has 97 states and 158 transitions. [2023-02-15 13:39:26,284 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 13:39:26,285 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 158 transitions. [2023-02-15 13:39:26,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-02-15 13:39:26,287 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:39:26,287 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 13:39:26,298 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-02-15 13:39:26,492 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 13:39:26,493 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 13:39:26,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:39:26,493 INFO L85 PathProgramCache]: Analyzing trace with hash -1488946422, now seen corresponding path program 1 times [2023-02-15 13:39:26,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:39:26,493 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136928921] [2023-02-15 13:39:26,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:39:26,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:39:26,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:26,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 13:39:26,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:26,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:26,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:26,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:26,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:26,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-02-15 13:39:26,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:26,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:26,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:26,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:26,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:26,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-02-15 13:39:26,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:26,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-02-15 13:39:26,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:26,709 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 13:39:26,709 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:39:26,710 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [136928921] [2023-02-15 13:39:26,710 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [136928921] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 13:39:26,710 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1970372358] [2023-02-15 13:39:26,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:39:26,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:39:26,711 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:39:26,712 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 13:39:26,739 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 13:39:26,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:26,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 10 conjunts are in the unsatisfiable core [2023-02-15 13:39:26,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 13:39:26,878 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 13:39:26,879 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 13:39:27,202 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 13:39:27,203 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1970372358] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 13:39:27,203 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 13:39:27,203 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 11] total 17 [2023-02-15 13:39:27,203 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550508246] [2023-02-15 13:39:27,204 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 13:39:27,204 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-02-15 13:39:27,204 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:39:27,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-02-15 13:39:27,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=196, Unknown=0, NotChecked=0, Total=272 [2023-02-15 13:39:27,206 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 13:39:27,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:39:27,315 INFO L93 Difference]: Finished difference Result 173 states and 299 transitions. [2023-02-15 13:39:27,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-02-15 13:39:27,316 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 13:39:27,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:39:27,317 INFO L225 Difference]: With dead ends: 173 [2023-02-15 13:39:27,317 INFO L226 Difference]: Without dead ends: 79 [2023-02-15 13:39:27,319 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 13:39:27,320 INFO L413 NwaCegarLoop]: 15 mSDtfsCounter, 34 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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 13:39:27,320 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 13:39:27,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2023-02-15 13:39:27,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 71. [2023-02-15 13:39:27,328 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 13:39:27,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 96 transitions. [2023-02-15 13:39:27,329 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 96 transitions. Word has length 81 [2023-02-15 13:39:27,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:39:27,330 INFO L495 AbstractCegarLoop]: Abstraction has 71 states and 96 transitions. [2023-02-15 13:39:27,330 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 13:39:27,330 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 96 transitions. [2023-02-15 13:39:27,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-02-15 13:39:27,334 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:39:27,334 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 13:39:27,340 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-02-15 13:39:27,539 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 13:39:27,540 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 13:39:27,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:39:27,540 INFO L85 PathProgramCache]: Analyzing trace with hash 1453860417, now seen corresponding path program 2 times [2023-02-15 13:39:27,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:39:27,540 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368175866] [2023-02-15 13:39:27,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:39:27,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:39:27,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:27,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:27,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:27,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:27,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:27,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:27,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:27,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:27,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:27,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:27,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:27,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-02-15 13:39:27,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:27,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:27,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:27,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:27,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:27,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:27,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:27,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:27,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:27,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:27,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:27,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-02-15 13:39:27,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:27,760 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 13:39:27,760 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:39:27,760 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368175866] [2023-02-15 13:39:27,760 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [368175866] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 13:39:27,760 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1626843260] [2023-02-15 13:39:27,760 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-15 13:39:27,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:39:27,761 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:39:27,765 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 13:39:27,789 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 13:39:27,829 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-02-15 13:39:27,829 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 13:39:27,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 8 conjunts are in the unsatisfiable core [2023-02-15 13:39:27,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 13:39:27,896 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 13:39:27,896 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 13:39:28,180 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 13:39:28,180 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1626843260] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 13:39:28,180 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 13:39:28,180 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 9] total 14 [2023-02-15 13:39:28,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881451600] [2023-02-15 13:39:28,181 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 13:39:28,181 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-02-15 13:39:28,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:39:28,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-02-15 13:39:28,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2023-02-15 13:39:28,182 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 13:39:28,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:39:28,249 INFO L93 Difference]: Finished difference Result 130 states and 181 transitions. [2023-02-15 13:39:28,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-02-15 13:39:28,250 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 13:39:28,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:39:28,253 INFO L225 Difference]: With dead ends: 130 [2023-02-15 13:39:28,253 INFO L226 Difference]: Without dead ends: 62 [2023-02-15 13:39:28,254 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 13:39:28,256 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, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 13:39:28,256 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 58 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 13:39:28,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2023-02-15 13:39:28,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 60. [2023-02-15 13:39:28,265 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 13:39:28,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 72 transitions. [2023-02-15 13:39:28,267 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 72 transitions. Word has length 127 [2023-02-15 13:39:28,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:39:28,267 INFO L495 AbstractCegarLoop]: Abstraction has 60 states and 72 transitions. [2023-02-15 13:39:28,267 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 13:39:28,267 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 72 transitions. [2023-02-15 13:39:28,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-02-15 13:39:28,269 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:39:28,270 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 13:39:28,277 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 13:39:28,476 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 13:39:28,476 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 13:39:28,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:39:28,477 INFO L85 PathProgramCache]: Analyzing trace with hash 941996022, now seen corresponding path program 3 times [2023-02-15 13:39:28,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:39:28,477 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072007698] [2023-02-15 13:39:28,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:39:28,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:39:28,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:28,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 13:39:28,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:28,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:28,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:28,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:28,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:28,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:28,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:28,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:28,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:28,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-02-15 13:39:28,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:28,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:28,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:28,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:28,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:28,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:28,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:28,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:28,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:28,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-02-15 13:39:28,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:28,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:28,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:28,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:28,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:28,802 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 13:39:28,802 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:39:28,802 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072007698] [2023-02-15 13:39:28,802 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072007698] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 13:39:28,803 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [875623330] [2023-02-15 13:39:28,803 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-02-15 13:39:28,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:39:28,803 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:39:28,804 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 13:39:28,807 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 13:39:28,853 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2023-02-15 13:39:28,853 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 13:39:28,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 8 conjunts are in the unsatisfiable core [2023-02-15 13:39:28,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 13:39:28,952 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 13:39:28,953 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 13:39:29,168 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 13:39:29,169 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [875623330] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 13:39:29,169 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 13:39:29,169 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 7, 7] total 22 [2023-02-15 13:39:29,169 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402865751] [2023-02-15 13:39:29,170 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 13:39:29,170 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2023-02-15 13:39:29,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:39:29,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2023-02-15 13:39:29,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=391, Unknown=0, NotChecked=0, Total=462 [2023-02-15 13:39:29,172 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 13:39:29,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:39:29,579 INFO L93 Difference]: Finished difference Result 138 states and 177 transitions. [2023-02-15 13:39:29,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-02-15 13:39:29,580 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 13:39:29,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:39:29,581 INFO L225 Difference]: With dead ends: 138 [2023-02-15 13:39:29,581 INFO L226 Difference]: Without dead ends: 83 [2023-02-15 13:39:29,582 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 13:39:29,582 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 13:39:29,583 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 13:39:29,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2023-02-15 13:39:29,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 73. [2023-02-15 13:39:29,588 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 13:39:29,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 88 transitions. [2023-02-15 13:39:29,589 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 88 transitions. Word has length 137 [2023-02-15 13:39:29,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:39:29,589 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 88 transitions. [2023-02-15 13:39:29,589 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 13:39:29,589 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 88 transitions. [2023-02-15 13:39:29,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-02-15 13:39:29,590 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:39:29,590 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 13:39:29,603 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 13:39:29,796 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 13:39:29,796 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 13:39:29,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:39:29,797 INFO L85 PathProgramCache]: Analyzing trace with hash -1539027667, now seen corresponding path program 2 times [2023-02-15 13:39:29,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:39:29,797 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057578673] [2023-02-15 13:39:29,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:39:29,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:39:29,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:29,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:29,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:29,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:29,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:29,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:29,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:29,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:29,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:29,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:29,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:29,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:29,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:29,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:39:29,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:29,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-02-15 13:39:29,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:29,973 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 13:39:29,974 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:39:29,974 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057578673] [2023-02-15 13:39:29,974 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057578673] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 13:39:29,974 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2033836675] [2023-02-15 13:39:29,974 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-15 13:39:29,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:39:29,975 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:39:29,976 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 13:39:29,988 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 13:39:30,048 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-02-15 13:39:30,048 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 13:39:30,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 10 conjunts are in the unsatisfiable core [2023-02-15 13:39:30,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 13:39:30,125 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 13:39:30,125 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 13:39:30,605 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 13:39:30,606 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2033836675] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 13:39:30,606 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 13:39:30,606 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 11] total 17 [2023-02-15 13:39:30,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198683717] [2023-02-15 13:39:30,607 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 13:39:30,608 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-02-15 13:39:30,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:39:30,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-02-15 13:39:30,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2023-02-15 13:39:30,610 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 13:39:30,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:39:30,712 INFO L93 Difference]: Finished difference Result 132 states and 162 transitions. [2023-02-15 13:39:30,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-02-15 13:39:30,713 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 13:39:30,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:39:30,714 INFO L225 Difference]: With dead ends: 132 [2023-02-15 13:39:30,714 INFO L226 Difference]: Without dead ends: 64 [2023-02-15 13:39:30,715 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 186 SyntacticMatches, 5 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=121, Invalid=259, Unknown=0, NotChecked=0, Total=380 [2023-02-15 13:39:30,716 INFO L413 NwaCegarLoop]: 26 mSDtfsCounter, 31 mSDsluCounter, 54 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 80 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 13:39:30,716 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 80 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 13:39:30,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2023-02-15 13:39:30,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2023-02-15 13:39:30,721 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 13:39:30,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 72 transitions. [2023-02-15 13:39:30,722 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 72 transitions. Word has length 91 [2023-02-15 13:39:30,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:39:30,723 INFO L495 AbstractCegarLoop]: Abstraction has 64 states and 72 transitions. [2023-02-15 13:39:30,723 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 13:39:30,723 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 72 transitions. [2023-02-15 13:39:30,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-02-15 13:39:30,724 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:39:30,724 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 13:39:30,735 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-02-15 13:39:30,929 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 13:39:30,930 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 13:39:30,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:39:30,931 INFO L85 PathProgramCache]: Analyzing trace with hash -1107095755, now seen corresponding path program 3 times [2023-02-15 13:39:30,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:39:30,931 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [538592196] [2023-02-15 13:39:30,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:39:30,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:39:30,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:31,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:31,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:31,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:31,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:31,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:31,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:31,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:31,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:31,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:31,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:31,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:31,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:31,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:39:31,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:31,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:31,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:31,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:31,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:31,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-02-15 13:39:31,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:31,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:31,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:31,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:31,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:31,188 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 13:39:31,188 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:39:31,188 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [538592196] [2023-02-15 13:39:31,188 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [538592196] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 13:39:31,188 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1134180247] [2023-02-15 13:39:31,189 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-02-15 13:39:31,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:39:31,189 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:39:31,190 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 13:39:31,193 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 13:39:31,270 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2023-02-15 13:39:31,270 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 13:39:31,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 25 conjunts are in the unsatisfiable core [2023-02-15 13:39:31,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 13:39:31,497 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 13:39:31,497 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 13:39:32,432 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 13:39:32,432 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1134180247] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 13:39:32,433 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 13:39:32,433 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12, 15] total 33 [2023-02-15 13:39:32,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789954458] [2023-02-15 13:39:32,433 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 13:39:32,434 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2023-02-15 13:39:32,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:39:32,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2023-02-15 13:39:32,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=161, Invalid=895, Unknown=0, NotChecked=0, Total=1056 [2023-02-15 13:39:32,435 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 13:39:33,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:39:33,102 INFO L93 Difference]: Finished difference Result 165 states and 210 transitions. [2023-02-15 13:39:33,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-02-15 13:39:33,102 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 13:39:33,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:39:33,104 INFO L225 Difference]: With dead ends: 165 [2023-02-15 13:39:33,104 INFO L226 Difference]: Without dead ends: 106 [2023-02-15 13:39:33,105 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 13:39:33,105 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 94 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 681 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 134 SdHoareTripleChecker+Invalid, 750 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 681 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-02-15 13:39:33,106 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 134 Invalid, 750 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 681 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-02-15 13:39:33,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2023-02-15 13:39:33,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 82. [2023-02-15 13:39:33,116 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 13:39:33,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 99 transitions. [2023-02-15 13:39:33,117 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 99 transitions. Word has length 129 [2023-02-15 13:39:33,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:39:33,117 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 99 transitions. [2023-02-15 13:39:33,118 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 13:39:33,118 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 99 transitions. [2023-02-15 13:39:33,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2023-02-15 13:39:33,128 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:39:33,128 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 13:39:33,137 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 13:39:33,334 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 13:39:33,334 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 13:39:33,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:39:33,335 INFO L85 PathProgramCache]: Analyzing trace with hash 797049022, now seen corresponding path program 4 times [2023-02-15 13:39:33,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:39:33,335 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190011693] [2023-02-15 13:39:33,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:39:33,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:39:33,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:33,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:33,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:33,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:33,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:33,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:33,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:33,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:33,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:33,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:33,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:33,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:33,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:33,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:39:33,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:33,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:33,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:33,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:33,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:33,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-02-15 13:39:33,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:34,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:34,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:34,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:34,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:34,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:34,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:34,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:34,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:34,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:34,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:34,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:34,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:34,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:39:34,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:34,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:34,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:34,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:34,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:34,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:39:34,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:34,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:34,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:34,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:34,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:34,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:34,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:34,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:34,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:34,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:34,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:34,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:34,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:34,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:39:34,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:34,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:34,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:34,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:34,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:34,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:39:34,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:34,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:34,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:34,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:34,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:34,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:34,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:34,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:34,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:34,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:34,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:34,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:39:34,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:34,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:34,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:34,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:34,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:34,385 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 13:39:34,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:39:34,385 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [190011693] [2023-02-15 13:39:34,385 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [190011693] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 13:39:34,385 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [480829413] [2023-02-15 13:39:34,386 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-02-15 13:39:34,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:39:34,386 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:39:34,389 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 13:39:34,410 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 13:39:34,507 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-02-15 13:39:34,508 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 13:39:34,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 18 conjunts are in the unsatisfiable core [2023-02-15 13:39:34,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 13:39:34,664 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 13:39:34,665 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 13:39:35,819 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 13:39:35,819 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [480829413] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 13:39:35,819 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 13:39:35,819 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 13, 19] total 29 [2023-02-15 13:39:35,820 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266362927] [2023-02-15 13:39:35,820 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 13:39:35,823 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2023-02-15 13:39:35,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:39:35,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2023-02-15 13:39:35,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=210, Invalid=602, Unknown=0, NotChecked=0, Total=812 [2023-02-15 13:39:35,825 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 13:39:36,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:39:36,090 INFO L93 Difference]: Finished difference Result 183 states and 238 transitions. [2023-02-15 13:39:36,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-02-15 13:39:36,091 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 13:39:36,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:39:36,092 INFO L225 Difference]: With dead ends: 183 [2023-02-15 13:39:36,092 INFO L226 Difference]: Without dead ends: 106 [2023-02-15 13:39:36,093 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 13:39:36,094 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 13:39:36,095 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 13:39:36,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2023-02-15 13:39:36,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 91. [2023-02-15 13:39:36,101 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 13:39:36,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 107 transitions. [2023-02-15 13:39:36,103 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 107 transitions. Word has length 384 [2023-02-15 13:39:36,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:39:36,104 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 107 transitions. [2023-02-15 13:39:36,104 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 13:39:36,104 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 107 transitions. [2023-02-15 13:39:36,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2023-02-15 13:39:36,111 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:39:36,111 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 13:39:36,119 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2023-02-15 13:39:36,317 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 13:39:36,317 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 13:39:36,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:39:36,317 INFO L85 PathProgramCache]: Analyzing trace with hash 1895008396, now seen corresponding path program 5 times [2023-02-15 13:39:36,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:39:36,318 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008660540] [2023-02-15 13:39:36,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:39:36,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:39:36,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:36,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 13:39:36,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:36,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:36,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:36,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:36,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:36,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:36,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:36,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:36,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:36,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:36,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:36,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:36,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:36,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:39:36,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:36,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:36,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:36,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:36,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:36,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:39:36,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:36,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:36,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:36,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:36,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:36,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:36,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:36,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:36,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:36,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-02-15 13:39:36,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:37,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:37,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:37,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:37,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:37,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:37,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:37,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:37,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:37,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:37,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:37,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:37,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:37,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:39:37,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:37,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:37,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:37,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:37,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:37,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:39:37,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:37,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:37,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:37,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:37,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:37,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:37,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:37,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:37,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:37,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2023-02-15 13:39:37,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:37,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:37,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:37,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:37,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:37,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:37,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:37,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:37,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:37,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:37,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:37,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:37,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:37,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:39:37,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:37,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:37,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:37,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:37,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:37,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:39:37,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:37,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:37,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:37,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:37,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:37,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:37,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:37,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:37,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:37,316 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 13:39:37,316 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:39:37,317 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008660540] [2023-02-15 13:39:37,317 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2008660540] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 13:39:37,317 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [110178031] [2023-02-15 13:39:37,317 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-02-15 13:39:37,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:39:37,318 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:39:37,319 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 13:39:37,323 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 13:39:37,487 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 25 check-sat command(s) [2023-02-15 13:39:37,487 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 13:39:37,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 600 conjuncts, 21 conjunts are in the unsatisfiable core [2023-02-15 13:39:37,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 13:39:37,691 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 13:39:37,691 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 13:39:39,191 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 13:39:39,192 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [110178031] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 13:39:39,193 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 13:39:39,193 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 15, 22] total 36 [2023-02-15 13:39:39,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086269153] [2023-02-15 13:39:39,193 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 13:39:39,194 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2023-02-15 13:39:39,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:39:39,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2023-02-15 13:39:39,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=292, Invalid=968, Unknown=0, NotChecked=0, Total=1260 [2023-02-15 13:39:39,196 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 13:39:39,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:39:39,588 INFO L93 Difference]: Finished difference Result 223 states and 293 transitions. [2023-02-15 13:39:39,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-02-15 13:39:39,589 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 13:39:39,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:39:39,593 INFO L225 Difference]: With dead ends: 223 [2023-02-15 13:39:39,593 INFO L226 Difference]: Without dead ends: 137 [2023-02-15 13:39:39,595 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 13:39:39,595 INFO L413 NwaCegarLoop]: 35 mSDtfsCounter, 253 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 387 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 253 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 549 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 387 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-02-15 13:39:39,596 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [253 Valid, 156 Invalid, 549 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 387 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-02-15 13:39:39,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2023-02-15 13:39:39,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 121. [2023-02-15 13:39:39,604 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 13:39:39,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 149 transitions. [2023-02-15 13:39:39,606 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 149 transitions. Word has length 452 [2023-02-15 13:39:39,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:39:39,607 INFO L495 AbstractCegarLoop]: Abstraction has 121 states and 149 transitions. [2023-02-15 13:39:39,607 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 13:39:39,607 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 149 transitions. [2023-02-15 13:39:39,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2023-02-15 13:39:39,612 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:39:39,612 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 13:39:39,623 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 13:39:39,818 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 13:39:39,818 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 13:39:39,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:39:39,819 INFO L85 PathProgramCache]: Analyzing trace with hash 1400055259, now seen corresponding path program 6 times [2023-02-15 13:39:39,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:39:39,819 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919979897] [2023-02-15 13:39:39,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:39:39,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:39:39,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:40,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 13:39:40,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:40,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:40,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:40,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:40,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:40,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:40,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:40,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:40,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:40,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:40,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:40,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:40,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:40,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:40,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:40,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:39:40,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:40,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:40,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:40,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:40,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:40,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:39:40,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:40,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:40,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:40,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:40,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:40,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:40,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:40,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:40,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:40,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 13:39:40,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:40,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:40,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:40,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:40,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:40,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:40,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:40,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:40,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:40,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2023-02-15 13:39:40,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:40,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:40,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:40,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:40,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:40,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:40,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:40,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:40,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:40,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:40,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:40,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:39:40,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:40,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:40,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:40,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:40,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:40,492 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 13:39:40,493 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:39:40,493 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919979897] [2023-02-15 13:39:40,493 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [919979897] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 13:39:40,493 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1642678106] [2023-02-15 13:39:40,493 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-02-15 13:39:40,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:39:40,494 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:39:40,495 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 13:39:40,521 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 13:39:40,644 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 18 check-sat command(s) [2023-02-15 13:39:40,644 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 13:39:40,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 515 conjuncts, 18 conjunts are in the unsatisfiable core [2023-02-15 13:39:40,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 13:39:40,812 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 13:39:40,813 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 13:39:41,916 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 13:39:41,916 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1642678106] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 13:39:41,916 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 13:39:41,917 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 13, 19] total 31 [2023-02-15 13:39:41,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1002455932] [2023-02-15 13:39:41,917 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 13:39:41,918 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2023-02-15 13:39:41,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:39:41,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2023-02-15 13:39:41,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=206, Invalid=724, Unknown=0, NotChecked=0, Total=930 [2023-02-15 13:39:41,919 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 13:39:42,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:39:42,369 INFO L93 Difference]: Finished difference Result 248 states and 327 transitions. [2023-02-15 13:39:42,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-02-15 13:39:42,370 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 13:39:42,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:39:42,372 INFO L225 Difference]: With dead ends: 248 [2023-02-15 13:39:42,372 INFO L226 Difference]: Without dead ends: 132 [2023-02-15 13:39:42,374 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 13:39:42,375 INFO L413 NwaCegarLoop]: 48 mSDtfsCounter, 171 mSDsluCounter, 222 mSDsCounter, 0 mSdLazyCounter, 694 mSolverCounterSat, 144 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, 144 IncrementalHoareTripleChecker+Valid, 694 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-02-15 13:39:42,375 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [172 Valid, 270 Invalid, 838 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 694 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-02-15 13:39:42,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2023-02-15 13:39:42,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 112. [2023-02-15 13:39:42,382 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 13:39:42,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 135 transitions. [2023-02-15 13:39:42,383 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 135 transitions. Word has length 300 [2023-02-15 13:39:42,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:39:42,383 INFO L495 AbstractCegarLoop]: Abstraction has 112 states and 135 transitions. [2023-02-15 13:39:42,384 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 13:39:42,384 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 135 transitions. [2023-02-15 13:39:42,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2023-02-15 13:39:42,391 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:39:42,391 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 13:39:42,399 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 13:39:42,597 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 13:39:42,597 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 13:39:42,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:39:42,598 INFO L85 PathProgramCache]: Analyzing trace with hash -1215069621, now seen corresponding path program 7 times [2023-02-15 13:39:42,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:39:42,598 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714898053] [2023-02-15 13:39:42,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:39:42,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:39:42,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:42,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 13:39:43,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:43,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:43,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:43,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:43,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:43,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:43,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:43,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:39:43,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:43,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:43,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:39:43,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:43,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:43,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:43,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:43,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 13:39:43,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:43,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:43,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:43,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:43,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:43,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:39:43,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:43,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:43,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2023-02-15 13:39:43,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:43,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:43,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:43,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:43,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:43,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:43,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:43,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:39:43,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:43,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:43,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:39:43,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:43,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:43,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:43,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:43,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 13:39:43,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:43,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:43,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:43,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:43,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:43,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:39:43,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:43,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:43,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,799 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 13:39:43,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:39:43,799 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714898053] [2023-02-15 13:39:43,799 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714898053] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 13:39:43,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1843125269] [2023-02-15 13:39:43,800 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-02-15 13:39:43,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:39:43,800 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:39:43,801 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 13:39:43,804 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 13:39:43,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:43,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 941 conjuncts, 26 conjunts are in the unsatisfiable core [2023-02-15 13:39:43,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 13:39:44,216 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 13:39:44,217 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 13:39:46,417 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 13:39:46,417 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1843125269] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 13:39:46,417 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 13:39:46,418 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 17, 27] total 39 [2023-02-15 13:39:46,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368493336] [2023-02-15 13:39:46,418 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 13:39:46,421 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2023-02-15 13:39:46,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:39:46,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2023-02-15 13:39:46,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=358, Invalid=1124, Unknown=0, NotChecked=0, Total=1482 [2023-02-15 13:39:46,424 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 13:39:46,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:39:46,936 INFO L93 Difference]: Finished difference Result 258 states and 337 transitions. [2023-02-15 13:39:46,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-02-15 13:39:46,937 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 13:39:46,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:39:46,939 INFO L225 Difference]: With dead ends: 258 [2023-02-15 13:39:46,939 INFO L226 Difference]: Without dead ends: 151 [2023-02-15 13:39:46,941 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 13:39:46,941 INFO L413 NwaCegarLoop]: 41 mSDtfsCounter, 341 mSDsluCounter, 142 mSDsCounter, 0 mSdLazyCounter, 472 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 344 SdHoareTripleChecker+Valid, 183 SdHoareTripleChecker+Invalid, 714 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 472 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-02-15 13:39:46,942 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [344 Valid, 183 Invalid, 714 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 472 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-02-15 13:39:46,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2023-02-15 13:39:46,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 124. [2023-02-15 13:39:46,949 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 13:39:46,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 153 transitions. [2023-02-15 13:39:46,950 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 153 transitions. Word has length 496 [2023-02-15 13:39:46,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:39:46,951 INFO L495 AbstractCegarLoop]: Abstraction has 124 states and 153 transitions. [2023-02-15 13:39:46,951 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 13:39:46,951 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 153 transitions. [2023-02-15 13:39:46,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2023-02-15 13:39:46,953 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:39:46,953 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 13:39:46,964 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 13:39:47,159 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 13:39:47,160 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 13:39:47,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:39:47,160 INFO L85 PathProgramCache]: Analyzing trace with hash 640752480, now seen corresponding path program 8 times [2023-02-15 13:39:47,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:39:47,161 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145890898] [2023-02-15 13:39:47,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:39:47,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:39:47,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:48,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 13:39:48,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:48,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:48,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:48,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:48,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:48,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:48,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:48,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:48,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:49,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:49,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:49,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:39:49,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:49,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:49,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:39:49,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:49,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:49,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:49,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:49,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 13:39:49,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:49,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:49,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:49,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:49,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:49,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:39:49,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:49,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:49,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2023-02-15 13:39:49,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:49,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:49,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:49,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:49,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:49,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:49,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:39:49,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:49,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:49,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:39:49,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:49,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:49,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:49,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:49,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:49,580 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 13:39:49,580 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:39:49,580 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [145890898] [2023-02-15 13:39:49,580 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [145890898] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 13:39:49,580 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1491975135] [2023-02-15 13:39:49,581 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-15 13:39:49,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:39:49,581 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:39:49,582 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 13:39:49,585 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 13:39:49,779 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-02-15 13:39:49,780 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 13:39:49,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 760 conjuncts, 81 conjunts are in the unsatisfiable core [2023-02-15 13:39:49,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 13:39:50,214 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 13:39:50,215 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 13:39:55,528 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 13:39:55,528 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1491975135] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 13:39:55,528 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 13:39:55,528 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18, 29] total 40 [2023-02-15 13:39:55,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209673654] [2023-02-15 13:39:55,529 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 13:39:55,530 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2023-02-15 13:39:55,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:39:55,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2023-02-15 13:39:55,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=367, Invalid=1273, Unknown=0, NotChecked=0, Total=1640 [2023-02-15 13:39:55,531 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 13:39:55,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:39:55,723 INFO L93 Difference]: Finished difference Result 157 states and 207 transitions. [2023-02-15 13:39:55,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-02-15 13:39:55,724 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 13:39:55,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:39:55,727 INFO L225 Difference]: With dead ends: 157 [2023-02-15 13:39:55,727 INFO L226 Difference]: Without dead ends: 156 [2023-02-15 13:39:55,728 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 13:39:55,729 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 13 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 263 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 237 SdHoareTripleChecker+Invalid, 268 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 13:39:55,729 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 237 Invalid, 268 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 263 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 13:39:55,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2023-02-15 13:39:55,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 145. [2023-02-15 13:39:55,737 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 13:39:55,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 192 transitions. [2023-02-15 13:39:55,738 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 192 transitions. Word has length 398 [2023-02-15 13:39:55,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:39:55,740 INFO L495 AbstractCegarLoop]: Abstraction has 145 states and 192 transitions. [2023-02-15 13:39:55,741 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 13:39:55,741 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 192 transitions. [2023-02-15 13:39:55,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1236 [2023-02-15 13:39:55,751 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:39:55,752 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 13:39:55,760 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 13:39:55,960 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 13:39:55,961 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 13:39:55,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:39:55,961 INFO L85 PathProgramCache]: Analyzing trace with hash 1124918200, now seen corresponding path program 9 times [2023-02-15 13:39:55,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:39:55,961 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278686429] [2023-02-15 13:39:55,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:39:55,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:39:56,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 13:39:57,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:57,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:57,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:57,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:57,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:57,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:57,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:57,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:57,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:39:57,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:57,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:57,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:39:57,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:57,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:57,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:57,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:57,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 13:39:57,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:57,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:57,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:57,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:57,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:57,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:39:57,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:57,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:57,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-02-15 13:39:57,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:57,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:57,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:57,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:57,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:57,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:57,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:39:57,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:57,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:57,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:39:57,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:57,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:57,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:57,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:57,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2023-02-15 13:39:57,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:57,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:57,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:57,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:57,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:57,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:57,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:57,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:57,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:39:57,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:57,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:57,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:39:57,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:57,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:57,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:57,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:57,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 13:39:57,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:57,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:57,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:57,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:57,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:57,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:39:57,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:57,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:57,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:57,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-02-15 13:39:57,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:58,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:58,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:58,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:58,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:58,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:58,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:39:58,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:58,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:58,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:39:58,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:58,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:58,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:58,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:58,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 834 [2023-02-15 13:39:58,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:58,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:58,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:58,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:58,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:58,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:58,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:58,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:58,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:39:58,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:58,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:58,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:39:58,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:58,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:58,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:58,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:58,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 13:39:58,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:58,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:58,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:58,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:58,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:58,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:39:58,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:58,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:58,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-02-15 13:39:58,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:58,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:58,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:58,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:58,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:58,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:58,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:39:58,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:58,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:58,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:39:58,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:58,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:39:58,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:39:58,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:39:58,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:39:58,432 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 13:39:58,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:39:58,432 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1278686429] [2023-02-15 13:39:58,433 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1278686429] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 13:39:58,433 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [680528195] [2023-02-15 13:39:58,433 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-02-15 13:39:58,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:39:58,433 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:39:58,437 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 13:39:58,467 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 13:39:58,891 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 65 check-sat command(s) [2023-02-15 13:39:58,891 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 13:39:58,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 1564 conjuncts, 165 conjunts are in the unsatisfiable core [2023-02-15 13:39:58,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 13:39:59,847 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 13:39:59,848 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 13:40:17,793 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 13:40:17,794 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [680528195] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 13:40:17,794 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 13:40:17,794 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 21, 38] total 69 [2023-02-15 13:40:17,794 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335458644] [2023-02-15 13:40:17,794 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 13:40:17,796 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 69 states [2023-02-15 13:40:17,796 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:40:17,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2023-02-15 13:40:17,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=614, Invalid=4078, Unknown=0, NotChecked=0, Total=4692 [2023-02-15 13:40:17,798 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 13:40:19,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:40:19,140 INFO L93 Difference]: Finished difference Result 393 states and 603 transitions. [2023-02-15 13:40:19,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2023-02-15 13:40:19,141 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 13:40:19,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:40:19,143 INFO L225 Difference]: With dead ends: 393 [2023-02-15 13:40:19,143 INFO L226 Difference]: Without dead ends: 253 [2023-02-15 13:40:19,149 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2800 GetRequests, 2569 SyntacticMatches, 109 SemanticMatches, 122 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9343 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=2266, Invalid=12986, Unknown=0, NotChecked=0, Total=15252 [2023-02-15 13:40:19,150 INFO L413 NwaCegarLoop]: 11 mSDtfsCounter, 316 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 1115 mSolverCounterSat, 230 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 318 SdHoareTripleChecker+Valid, 130 SdHoareTripleChecker+Invalid, 1345 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 230 IncrementalHoareTripleChecker+Valid, 1115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-02-15 13:40:19,150 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [318 Valid, 130 Invalid, 1345 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [230 Valid, 1115 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-02-15 13:40:19,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2023-02-15 13:40:19,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 220. [2023-02-15 13:40:19,163 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 13:40:19,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 317 transitions. [2023-02-15 13:40:19,165 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 317 transitions. Word has length 1235 [2023-02-15 13:40:19,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:40:19,166 INFO L495 AbstractCegarLoop]: Abstraction has 220 states and 317 transitions. [2023-02-15 13:40:19,166 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 13:40:19,166 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 317 transitions. [2023-02-15 13:40:19,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1386 [2023-02-15 13:40:19,180 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:40:19,181 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 13:40:19,188 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2023-02-15 13:40:19,389 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 13:40:19,389 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 13:40:19,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:40:19,390 INFO L85 PathProgramCache]: Analyzing trace with hash 1398067737, now seen corresponding path program 10 times [2023-02-15 13:40:19,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:40:19,390 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716080974] [2023-02-15 13:40:19,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:40:19,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:40:19,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:20,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:21,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:21,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:21,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:22,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:22,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:22,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:22,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:22,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:22,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:22,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:22,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:23,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:23,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:23,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:23,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:40:23,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:23,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:23,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 13:40:23,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:23,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:23,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:23,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:23,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-02-15 13:40:23,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:23,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:23,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:23,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:23,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:40:23,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:23,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:23,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2023-02-15 13:40:23,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:23,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:23,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:23,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:23,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:40:23,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:23,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:23,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2023-02-15 13:40:23,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:23,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:23,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:23,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:23,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:40:23,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:23,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:23,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 720 [2023-02-15 13:40:23,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:23,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:23,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:23,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:23,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:40:23,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:23,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:23,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 13:40:23,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:23,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:23,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:23,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:23,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 984 [2023-02-15 13:40:23,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:23,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:23,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:23,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:23,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:40:23,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:23,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:23,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 13:40:23,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:23,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:23,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:23,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:23,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-02-15 13:40:23,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:23,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:23,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:23,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:23,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:40:23,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:23,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:23,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:23,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:23,758 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 13:40:23,759 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:40:23,759 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716080974] [2023-02-15 13:40:23,759 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716080974] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 13:40:23,759 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [971540839] [2023-02-15 13:40:23,759 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-02-15 13:40:23,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:40:23,760 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:40:23,761 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 13:40:23,776 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 13:40:24,318 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-02-15 13:40:24,318 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 13:40:24,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 1717 conjuncts, 26 conjunts are in the unsatisfiable core [2023-02-15 13:40:24,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 13:40:24,520 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 13:40:24,520 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 13:40:28,985 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 13:40:28,985 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [971540839] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 13:40:28,985 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 13:40:28,986 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 17, 27] total 39 [2023-02-15 13:40:28,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [349145222] [2023-02-15 13:40:28,986 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 13:40:28,989 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2023-02-15 13:40:28,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:40:28,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2023-02-15 13:40:28,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=362, Invalid=1120, Unknown=0, NotChecked=0, Total=1482 [2023-02-15 13:40:28,991 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 13:40:29,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:40:29,529 INFO L93 Difference]: Finished difference Result 417 states and 638 transitions. [2023-02-15 13:40:29,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-02-15 13:40:29,533 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 13:40:29,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:40:29,536 INFO L225 Difference]: With dead ends: 417 [2023-02-15 13:40:29,536 INFO L226 Difference]: Without dead ends: 202 [2023-02-15 13:40:29,539 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 13:40:29,539 INFO L413 NwaCegarLoop]: 55 mSDtfsCounter, 190 mSDsluCounter, 245 mSDsCounter, 0 mSdLazyCounter, 761 mSolverCounterSat, 313 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 192 SdHoareTripleChecker+Valid, 300 SdHoareTripleChecker+Invalid, 1074 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 313 IncrementalHoareTripleChecker+Valid, 761 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-02-15 13:40:29,540 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [192 Valid, 300 Invalid, 1074 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [313 Valid, 761 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-02-15 13:40:29,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2023-02-15 13:40:29,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 166. [2023-02-15 13:40:29,549 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 13:40:29,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 224 transitions. [2023-02-15 13:40:29,551 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 224 transitions. Word has length 1385 [2023-02-15 13:40:29,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:40:29,551 INFO L495 AbstractCegarLoop]: Abstraction has 166 states and 224 transitions. [2023-02-15 13:40:29,552 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 13:40:29,552 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 224 transitions. [2023-02-15 13:40:29,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1321 [2023-02-15 13:40:29,564 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:40:29,564 INFO L195 NwaCegarLoop]: trace histogram [135, 134, 109, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 66, 42, 26, 1, 1, 1, 1] [2023-02-15 13:40:29,577 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 13:40:29,774 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 13:40:29,774 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 13:40:29,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:40:29,774 INFO L85 PathProgramCache]: Analyzing trace with hash 1232147177, now seen corresponding path program 11 times [2023-02-15 13:40:29,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:40:29,775 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [413177707] [2023-02-15 13:40:29,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:40:29,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:40:29,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:30,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 13:40:30,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:31,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:31,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:31,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:31,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:31,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:31,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:31,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:31,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:31,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:31,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:31,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:31,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:40:31,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:31,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:31,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:31,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:31,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 13:40:31,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:31,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:31,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:31,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:31,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:31,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:31,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:31,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:31,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-02-15 13:40:31,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:31,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:31,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:31,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:31,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:31,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:31,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:31,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:31,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:31,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:40:31,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:31,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:31,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:31,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:31,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2023-02-15 13:40:31,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:31,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:31,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:31,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:31,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:31,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:31,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:31,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:31,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:31,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:31,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:40:31,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:31,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:31,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:31,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:31,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 13:40:31,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:31,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:31,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:31,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:31,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:31,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:31,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:31,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:31,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:31,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 664 [2023-02-15 13:40:31,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:32,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:32,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:32,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:32,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:32,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:32,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:32,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:32,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:32,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:32,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:32,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:32,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:40:32,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:32,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:32,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:32,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:32,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 13:40:32,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:32,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:32,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:32,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:32,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:32,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:32,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:32,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:32,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-02-15 13:40:32,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:32,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:32,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:32,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:32,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:32,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:32,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:32,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:32,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:32,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:40:32,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:32,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:32,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:32,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:32,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2023-02-15 13:40:32,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:32,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:32,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:32,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:32,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:32,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:32,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:32,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:32,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:32,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:32,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:40:32,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:32,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:32,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:32,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:32,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 13:40:32,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:32,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:32,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:32,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:32,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:32,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:32,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:32,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:32,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:32,898 INFO L134 CoverageAnalysis]: Checked inductivity of 63908 backedges. 4573 proven. 9979 refuted. 0 times theorem prover too weak. 49356 trivial. 0 not checked. [2023-02-15 13:40:32,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:40:32,898 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [413177707] [2023-02-15 13:40:32,898 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [413177707] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 13:40:32,899 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [311784427] [2023-02-15 13:40:32,899 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-02-15 13:40:32,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:40:32,899 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:40:32,900 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 13:40:32,903 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 13:40:33,701 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 98 check-sat command(s) [2023-02-15 13:40:33,701 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 13:40:33,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 2283 conjuncts, 32 conjunts are in the unsatisfiable core [2023-02-15 13:40:33,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 13:40:33,954 INFO L134 CoverageAnalysis]: Checked inductivity of 63908 backedges. 7137 proven. 8035 refuted. 0 times theorem prover too weak. 48736 trivial. 0 not checked. [2023-02-15 13:40:33,954 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 13:40:37,966 INFO L134 CoverageAnalysis]: Checked inductivity of 63908 backedges. 7157 proven. 8214 refuted. 0 times theorem prover too weak. 48537 trivial. 0 not checked. [2023-02-15 13:40:37,966 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [311784427] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 13:40:37,966 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 13:40:37,967 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 20, 33] total 50 [2023-02-15 13:40:37,967 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [24966966] [2023-02-15 13:40:37,967 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 13:40:37,968 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2023-02-15 13:40:37,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:40:37,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2023-02-15 13:40:37,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=584, Invalid=1866, Unknown=0, NotChecked=0, Total=2450 [2023-02-15 13:40:37,971 INFO L87 Difference]: Start difference. First operand 166 states and 224 transitions. Second operand has 50 states, 50 states have (on average 5.08) internal successors, (254), 50 states have internal predecessors, (254), 42 states have call successors, (48), 1 states have call predecessors, (48), 17 states have return successors, (70), 32 states have call predecessors, (70), 42 states have call successors, (70) [2023-02-15 13:40:38,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:40:38,816 INFO L93 Difference]: Finished difference Result 385 states and 573 transitions. [2023-02-15 13:40:38,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-02-15 13:40:38,821 INFO L78 Accepts]: Start accepts. Automaton has has 50 states, 50 states have (on average 5.08) internal successors, (254), 50 states have internal predecessors, (254), 42 states have call successors, (48), 1 states have call predecessors, (48), 17 states have return successors, (70), 32 states have call predecessors, (70), 42 states have call successors, (70) Word has length 1320 [2023-02-15 13:40:38,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:40:38,824 INFO L225 Difference]: With dead ends: 385 [2023-02-15 13:40:38,824 INFO L226 Difference]: Without dead ends: 224 [2023-02-15 13:40:38,827 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2968 GetRequests, 2874 SyntacticMatches, 16 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2506 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=1515, Invalid=4805, Unknown=0, NotChecked=0, Total=6320 [2023-02-15 13:40:38,828 INFO L413 NwaCegarLoop]: 56 mSDtfsCounter, 581 mSDsluCounter, 274 mSDsCounter, 0 mSdLazyCounter, 951 mSolverCounterSat, 711 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 585 SdHoareTripleChecker+Valid, 330 SdHoareTripleChecker+Invalid, 1662 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 711 IncrementalHoareTripleChecker+Valid, 951 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-02-15 13:40:38,828 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [585 Valid, 330 Invalid, 1662 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [711 Valid, 951 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-02-15 13:40:38,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2023-02-15 13:40:38,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 211. [2023-02-15 13:40:38,839 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 13:40:38,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 282 transitions. [2023-02-15 13:40:38,841 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 282 transitions. Word has length 1320 [2023-02-15 13:40:38,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:40:38,842 INFO L495 AbstractCegarLoop]: Abstraction has 211 states and 282 transitions. [2023-02-15 13:40:38,842 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 5.08) internal successors, (254), 50 states have internal predecessors, (254), 42 states have call successors, (48), 1 states have call predecessors, (48), 17 states have return successors, (70), 32 states have call predecessors, (70), 42 states have call successors, (70) [2023-02-15 13:40:38,842 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 282 transitions. [2023-02-15 13:40:38,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1425 [2023-02-15 13:40:38,855 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:40:38,856 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 13:40:38,866 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2023-02-15 13:40:39,066 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 13:40:39,066 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 13:40:39,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:40:39,067 INFO L85 PathProgramCache]: Analyzing trace with hash -2029319087, now seen corresponding path program 12 times [2023-02-15 13:40:39,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:40:39,067 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153263069] [2023-02-15 13:40:39,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:40:39,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:40:39,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:40,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:40,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:40,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:40,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:41,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:41,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:41,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:41,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:41,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:41,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:41,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:41,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:41,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:41,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:41,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:41,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:41,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:40:41,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:41,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:41,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:41,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:41,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 13:40:41,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:41,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:41,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:41,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:41,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:41,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:41,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:41,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:41,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-02-15 13:40:41,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:41,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:41,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:41,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:41,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:41,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:41,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:41,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:41,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:41,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:40:41,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:41,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:41,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:41,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:41,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2023-02-15 13:40:41,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:41,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:41,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:41,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:41,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:41,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:41,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:41,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:41,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:41,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:41,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:40:41,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:41,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:41,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:41,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:41,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:41,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 13:40:41,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:42,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:42,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:42,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:42,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 661 [2023-02-15 13:40:42,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:42,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:42,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:42,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:42,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:40:42,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:42,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:42,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 13:40:42,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:42,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:42,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:42,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:42,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 916 [2023-02-15 13:40:42,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:42,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:42,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:42,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:42,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:40:42,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:42,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:42,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 13:40:42,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:42,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:42,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:42,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:42,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1180 [2023-02-15 13:40:42,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:42,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:42,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:42,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:42,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:40:42,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:42,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:42,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 13:40:42,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:42,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:42,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:42,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:42,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:42,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:42,556 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 13:40:42,557 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:40:42,557 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153263069] [2023-02-15 13:40:42,557 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1153263069] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 13:40:42,557 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [385869584] [2023-02-15 13:40:42,557 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-02-15 13:40:42,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:40:42,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:40:42,558 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 13:40:42,560 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 13:40:43,278 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 63 check-sat command(s) [2023-02-15 13:40:43,278 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 13:40:43,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 1609 conjuncts, 28 conjunts are in the unsatisfiable core [2023-02-15 13:40:43,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 13:40:43,548 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 13:40:43,548 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 13:40:47,451 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 13:40:47,451 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [385869584] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 13:40:47,452 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 13:40:47,452 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 18, 28] total 49 [2023-02-15 13:40:47,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083657395] [2023-02-15 13:40:47,452 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 13:40:47,454 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2023-02-15 13:40:47,454 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:40:47,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2023-02-15 13:40:47,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=538, Invalid=1814, Unknown=0, NotChecked=0, Total=2352 [2023-02-15 13:40:47,456 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 13:40:48,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:40:48,176 INFO L93 Difference]: Finished difference Result 474 states and 731 transitions. [2023-02-15 13:40:48,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-02-15 13:40:48,177 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 13:40:48,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:40:48,181 INFO L225 Difference]: With dead ends: 474 [2023-02-15 13:40:48,181 INFO L226 Difference]: Without dead ends: 268 [2023-02-15 13:40:48,185 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3179 GetRequests, 3103 SyntacticMatches, 14 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1864 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=962, Invalid=3070, Unknown=0, NotChecked=0, Total=4032 [2023-02-15 13:40:48,185 INFO L413 NwaCegarLoop]: 77 mSDtfsCounter, 350 mSDsluCounter, 334 mSDsCounter, 0 mSdLazyCounter, 1205 mSolverCounterSat, 360 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 352 SdHoareTripleChecker+Valid, 411 SdHoareTripleChecker+Invalid, 1565 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 360 IncrementalHoareTripleChecker+Valid, 1205 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-02-15 13:40:48,186 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [352 Valid, 411 Invalid, 1565 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [360 Valid, 1205 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-02-15 13:40:48,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2023-02-15 13:40:48,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 187. [2023-02-15 13:40:48,201 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 13:40:48,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 249 transitions. [2023-02-15 13:40:48,202 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 249 transitions. Word has length 1424 [2023-02-15 13:40:48,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:40:48,203 INFO L495 AbstractCegarLoop]: Abstraction has 187 states and 249 transitions. [2023-02-15 13:40:48,203 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 13:40:48,204 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 249 transitions. [2023-02-15 13:40:48,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2849 [2023-02-15 13:40:48,251 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:40:48,252 INFO L195 NwaCegarLoop]: trace histogram [294, 285, 239, 150, 150, 150, 150, 143, 143, 143, 143, 143, 142, 142, 142, 141, 89, 55, 1, 1, 1, 1] [2023-02-15 13:40:48,262 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 13:40:48,462 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 13:40:48,462 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 13:40:48,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:40:48,463 INFO L85 PathProgramCache]: Analyzing trace with hash 1770500887, now seen corresponding path program 13 times [2023-02-15 13:40:48,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:40:48,463 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156080171] [2023-02-15 13:40:48,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:40:48,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:40:48,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:51,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:51,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:51,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:51,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:52,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:52,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:52,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:52,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:40:52,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:52,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:52,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 13:40:52,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:52,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:52,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:52,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:52,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-02-15 13:40:52,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:52,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:52,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:52,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:52,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:40:52,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:52,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:52,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2023-02-15 13:40:52,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:52,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:52,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:52,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:52,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:40:52,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:52,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:52,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 13:40:52,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:52,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:52,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:52,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:52,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 661 [2023-02-15 13:40:52,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:52,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:52,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:52,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:52,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:40:52,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:52,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:52,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 13:40:52,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:52,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:52,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:52,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:52,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-02-15 13:40:52,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:52,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:52,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:52,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:52,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:40:52,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:52,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:52,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:52,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:52,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1124 [2023-02-15 13:40:52,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:53,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:53,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:53,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:53,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:40:53,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:53,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:53,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 13:40:53,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:53,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:53,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:53,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:53,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-02-15 13:40:53,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:53,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:53,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:53,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:53,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:40:53,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:53,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:53,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2023-02-15 13:40:53,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:53,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:53,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:53,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:53,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:40:53,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:53,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:53,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 13:40:53,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:53,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:53,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:53,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:53,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 661 [2023-02-15 13:40:53,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:53,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:53,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:53,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:53,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:40:53,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:53,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:53,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 13:40:53,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:53,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:53,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:53,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:53,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-02-15 13:40:53,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:53,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:53,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:53,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:53,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:40:53,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:53,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:53,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2192 [2023-02-15 13:40:53,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:53,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:53,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:54,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:54,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:54,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:54,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:54,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:54,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:54,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:40:54,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:54,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:54,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:54,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:54,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 13:40:54,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:54,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:54,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:54,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:54,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:54,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:54,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:54,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:54,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-02-15 13:40:54,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:54,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:54,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:54,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:54,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:54,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:54,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:54,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:54,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:54,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:40:54,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:54,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:54,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:54,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:54,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2023-02-15 13:40:54,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:54,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:54,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:54,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:54,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:54,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:54,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:54,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:54,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:54,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:54,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:40:54,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:54,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:54,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:54,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:54,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 13:40:54,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:54,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:54,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:54,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:54,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:40:54,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:40:54,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:40:54,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:40:54,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:54,228 INFO L134 CoverageAnalysis]: Checked inductivity of 299693 backedges. 6663 proven. 26462 refuted. 0 times theorem prover too weak. 266568 trivial. 0 not checked. [2023-02-15 13:40:54,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:40:54,228 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156080171] [2023-02-15 13:40:54,228 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1156080171] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 13:40:54,228 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1237576479] [2023-02-15 13:40:54,229 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-02-15 13:40:54,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:40:54,229 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:40:54,231 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 13:40:54,232 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 13:40:55,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:40:55,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 5278 conjuncts, 38 conjunts are in the unsatisfiable core [2023-02-15 13:40:55,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 13:40:55,596 INFO L134 CoverageAnalysis]: Checked inductivity of 299693 backedges. 113971 proven. 19329 refuted. 0 times theorem prover too weak. 166393 trivial. 0 not checked. [2023-02-15 13:40:55,597 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 13:41:00,876 INFO L134 CoverageAnalysis]: Checked inductivity of 299693 backedges. 7787 proven. 27864 refuted. 0 times theorem prover too weak. 264042 trivial. 0 not checked. [2023-02-15 13:41:00,877 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1237576479] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 13:41:00,877 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 13:41:00,877 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 23, 32] total 45 [2023-02-15 13:41:00,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508955751] [2023-02-15 13:41:00,878 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 13:41:00,880 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2023-02-15 13:41:00,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:41:00,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2023-02-15 13:41:00,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=468, Invalid=1512, Unknown=0, NotChecked=0, Total=1980 [2023-02-15 13:41:00,881 INFO L87 Difference]: Start difference. First operand 187 states and 249 transitions. Second operand has 45 states, 45 states have (on average 5.377777777777778) internal successors, (242), 45 states have internal predecessors, (242), 41 states have call successors, (47), 9 states have call predecessors, (47), 13 states have return successors, (54), 22 states have call predecessors, (54), 34 states have call successors, (54) [2023-02-15 13:41:01,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:41:01,356 INFO L93 Difference]: Finished difference Result 432 states and 622 transitions. [2023-02-15 13:41:01,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2023-02-15 13:41:01,357 INFO L78 Accepts]: Start accepts. Automaton has has 45 states, 45 states have (on average 5.377777777777778) internal successors, (242), 45 states have internal predecessors, (242), 41 states have call successors, (47), 9 states have call predecessors, (47), 13 states have return successors, (54), 22 states have call predecessors, (54), 34 states have call successors, (54) Word has length 2848 [2023-02-15 13:41:01,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:41:01,363 INFO L225 Difference]: With dead ends: 432 [2023-02-15 13:41:01,363 INFO L226 Difference]: Without dead ends: 250 [2023-02-15 13:41:01,366 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6327 GetRequests, 6233 SyntacticMatches, 26 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2098 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=1347, Invalid=3483, Unknown=0, NotChecked=0, Total=4830 [2023-02-15 13:41:01,367 INFO L413 NwaCegarLoop]: 15 mSDtfsCounter, 430 mSDsluCounter, 143 mSDsCounter, 0 mSdLazyCounter, 407 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 432 SdHoareTripleChecker+Valid, 158 SdHoareTripleChecker+Invalid, 602 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 407 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-02-15 13:41:01,367 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [432 Valid, 158 Invalid, 602 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 407 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-02-15 13:41:01,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2023-02-15 13:41:01,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 193. [2023-02-15 13:41:01,378 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 13:41:01,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 254 transitions. [2023-02-15 13:41:01,380 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 254 transitions. Word has length 2848 [2023-02-15 13:41:01,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:41:01,381 INFO L495 AbstractCegarLoop]: Abstraction has 193 states and 254 transitions. [2023-02-15 13:41:01,382 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 45 states have (on average 5.377777777777778) internal successors, (242), 45 states have internal predecessors, (242), 41 states have call successors, (47), 9 states have call predecessors, (47), 13 states have return successors, (54), 22 states have call predecessors, (54), 34 states have call successors, (54) [2023-02-15 13:41:01,382 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 254 transitions. [2023-02-15 13:41:01,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1733 [2023-02-15 13:41:01,400 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:41:01,401 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 13:41:01,419 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 13:41:01,616 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 13:41:01,616 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 13:41:01,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:41:01,617 INFO L85 PathProgramCache]: Analyzing trace with hash -142604574, now seen corresponding path program 14 times [2023-02-15 13:41:01,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:41:01,617 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [41413591] [2023-02-15 13:41:01,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:41:01,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:41:01,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:15,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-02-15 13:41:15,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:18,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:18,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:19,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:19,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:20,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:20,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:20,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:20,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:20,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:20,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:20,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:20,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:20,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:20,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:20,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:20,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:20,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:41:20,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:20,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:41:20,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:20,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:41:20,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:20,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:20,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:20,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:41:20,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:20,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:41:20,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:20,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:20,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:20,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:20,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:20,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:41:20,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:20,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:41:20,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:20,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 13:41:20,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:20,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:20,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:20,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:20,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:20,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:20,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:20,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:41:20,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:20,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:41:20,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:20,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:41:20,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:20,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:20,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:20,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:41:20,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:20,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-02-15 13:41:20,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:21,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:21,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:21,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:21,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:41:21,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:41:21,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:41:21,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:21,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:41:21,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:41:21,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:21,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:21,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:41:21,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:41:21,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2023-02-15 13:41:21,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:21,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:21,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:21,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:21,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:21,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:41:21,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:41:21,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:41:21,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:21,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:41:21,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:41:21,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:21,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:21,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:41:21,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:41:21,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 13:41:21,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:21,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:21,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:21,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:41:21,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:41:21,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:41:21,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:21,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:41:21,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:21,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 661 [2023-02-15 13:41:21,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:22,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:22,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:22,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:22,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:22,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:22,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:41:22,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:41:22,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:41:22,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:22,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:41:22,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:41:22,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:22,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:22,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:41:22,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:41:22,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 13:41:22,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:22,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:22,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:22,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:41:22,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:41:22,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:41:22,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:22,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:41:22,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-02-15 13:41:22,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:22,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:22,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:22,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:22,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:41:22,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:41:22,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:41:22,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:22,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:41:22,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:41:22,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:22,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:22,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:41:22,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:41:22,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:22,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1076 [2023-02-15 13:41:22,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:23,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:23,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:24,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:24,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:24,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:24,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:24,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:24,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:41:24,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:41:24,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:41:24,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:24,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:41:24,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:41:24,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:24,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:24,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:41:24,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:41:24,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 13:41:24,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:24,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:24,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:24,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:41:24,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:41:24,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:41:24,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:24,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:41:24,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-02-15 13:41:24,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:24,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:24,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:24,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:24,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:41:24,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:41:24,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:41:24,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:24,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:41:24,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:24,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:41:24,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:25,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:25,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:25,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:25,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:25,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:41:25,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:25,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:41:25,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:25,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2023-02-15 13:41:25,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:25,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:25,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:25,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:25,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:25,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:25,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:25,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:25,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:25,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:25,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:25,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:41:25,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:25,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:41:25,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:25,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:41:25,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:25,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:25,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:25,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:41:25,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:25,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-02-15 13:41:25,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:25,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:25,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:25,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:25,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:25,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:41:25,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:25,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:41:25,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:25,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-02-15 13:41:25,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:25,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:25,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:25,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:25,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:25,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:25,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:25,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:41:25,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:25,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-02-15 13:41:25,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:25,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-02-15 13:41:25,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:25,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-02-15 13:41:25,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:25,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 13:41:25,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 13:41:25,564 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 13:41:25,564 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 13:41:25,564 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [41413591] [2023-02-15 13:41:25,564 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [41413591] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 13:41:25,564 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [810296452] [2023-02-15 13:41:25,565 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-15 13:41:25,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 13:41:25,565 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:41:25,566 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 13:41:25,568 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 13:41:26,403 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-02-15 13:41:26,404 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 13:41:26,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 3224 conjuncts, 353 conjunts are in the unsatisfiable core [2023-02-15 13:41:26,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 13:41:27,885 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 13:41:27,886 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 13:42:49,596 INFO L134 CoverageAnalysis]: Checked inductivity of 110385 backedges. 20425 proven. 19669 refuted. 0 times theorem prover too weak. 70291 trivial. 0 not checked. [2023-02-15 13:42:49,597 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [810296452] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 13:42:49,597 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 13:42:49,597 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27, 47] total 61 [2023-02-15 13:42:49,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809732858] [2023-02-15 13:42:49,598 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 13:42:49,599 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 62 states [2023-02-15 13:42:49,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 13:42:49,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2023-02-15 13:42:49,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=808, Invalid=2974, Unknown=0, NotChecked=0, Total=3782 [2023-02-15 13:42:49,601 INFO L87 Difference]: Start difference. First operand 193 states and 254 transitions. Second operand has 62 states, 61 states have (on average 2.557377049180328) internal successors, (156), 62 states have internal predecessors, (156), 17 states have call successors, (18), 1 states have call predecessors, (18), 17 states have return successors, (43), 43 states have call predecessors, (43), 17 states have call successors, (43) [2023-02-15 13:42:49,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 13:42:49,765 INFO L93 Difference]: Finished difference Result 210 states and 283 transitions. [2023-02-15 13:42:49,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2023-02-15 13:42:49,766 INFO L78 Accepts]: Start accepts. Automaton has has 62 states, 61 states have (on average 2.557377049180328) internal successors, (156), 62 states have internal predecessors, (156), 17 states have call successors, (18), 1 states have call predecessors, (18), 17 states have return successors, (43), 43 states have call predecessors, (43), 17 states have call successors, (43) Word has length 1732 [2023-02-15 13:42:49,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 13:42:49,770 INFO L225 Difference]: With dead ends: 210 [2023-02-15 13:42:49,771 INFO L226 Difference]: Without dead ends: 209 [2023-02-15 13:42:49,772 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4168 GetRequests, 3782 SyntacticMatches, 325 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13104 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=828, Invalid=3078, Unknown=0, NotChecked=0, Total=3906 [2023-02-15 13:42:49,772 INFO L413 NwaCegarLoop]: 27 mSDtfsCounter, 10 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 212 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 180 SdHoareTripleChecker+Invalid, 215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 212 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 13:42:49,772 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 180 Invalid, 215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 212 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 13:42:49,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2023-02-15 13:42:49,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 205. [2023-02-15 13:42:49,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205 states, 165 states have (on average 1.018181818181818) internal successors, (168), 163 states have internal predecessors, (168), 27 states have call successors, (27), 19 states have call predecessors, (27), 12 states have return successors, (82), 22 states have call predecessors, (82), 26 states have call successors, (82) [2023-02-15 13:42:49,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 277 transitions. [2023-02-15 13:42:49,787 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 277 transitions. Word has length 1732 [2023-02-15 13:42:49,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 13:42:49,788 INFO L495 AbstractCegarLoop]: Abstraction has 205 states and 277 transitions. [2023-02-15 13:42:49,789 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 62 states, 61 states have (on average 2.557377049180328) internal successors, (156), 62 states have internal predecessors, (156), 17 states have call successors, (18), 1 states have call predecessors, (18), 17 states have return successors, (43), 43 states have call predecessors, (43), 17 states have call successors, (43) [2023-02-15 13:42:49,789 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 277 transitions. [2023-02-15 13:42:49,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5226 [2023-02-15 13:42:49,969 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:42:49,971 INFO L195 NwaCegarLoop]: trace histogram [534, 531, 432, 267, 267, 267, 267, 266, 266, 266, 266, 266, 265, 265, 265, 264, 165, 102, 1, 1, 1, 1] [2023-02-15 13:42:49,985 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2023-02-15 13:42:50,182 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2023-02-15 13:42:50,183 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-02-15 13:42:50,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:42:50,184 INFO L85 PathProgramCache]: Analyzing trace with hash 640315388, now seen corresponding path program 15 times [2023-02-15 13:42:50,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 13:42:50,184 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49722689] [2023-02-15 13:42:50,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:42:50,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 13:42:50,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat