./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursive-simple/fibo_2calls_20-1.c --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -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-simple/fibo_2calls_20-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0642f258b99d0be7a55bf1ef77240ba2f36dd3da56337cf262b8aebc4e0cc323 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 18:15:06,318 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 18:15:06,320 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 18:15:06,345 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 18:15:06,345 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 18:15:06,346 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 18:15:06,348 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 18:15:06,349 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 18:15:06,351 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 18:15:06,351 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 18:15:06,352 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 18:15:06,353 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 18:15:06,354 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 18:15:06,355 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 18:15:06,356 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 18:15:06,357 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 18:15:06,358 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 18:15:06,359 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 18:15:06,360 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 18:15:06,362 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 18:15:06,363 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 18:15:06,365 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 18:15:06,366 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 18:15:06,367 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 18:15:06,369 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 18:15:06,369 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 18:15:06,370 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 18:15:06,370 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 18:15:06,371 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 18:15:06,372 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 18:15:06,372 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 18:15:06,373 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 18:15:06,374 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 18:15:06,374 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 18:15:06,375 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 18:15:06,376 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 18:15:06,376 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 18:15:06,377 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 18:15:06,377 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 18:15:06,378 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 18:15:06,378 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 18:15:06,381 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-02-20 18:15:06,403 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 18:15:06,406 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 18:15:06,407 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 18:15:06,407 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 18:15:06,408 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 18:15:06,408 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 18:15:06,409 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 18:15:06,409 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 18:15:06,409 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 18:15:06,409 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 18:15:06,410 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 18:15:06,410 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 18:15:06,411 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 18:15:06,411 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 18:15:06,411 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 18:15:06,411 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 18:15:06,411 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 18:15:06,411 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 18:15:06,412 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 18:15:06,412 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 18:15:06,412 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 18:15:06,412 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 18:15:06,412 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 18:15:06,413 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 18:15:06,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 18:15:06,413 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 18:15:06,413 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 18:15:06,414 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 18:15:06,414 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 18:15:06,414 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 18:15:06,414 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 18:15:06,414 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 18:15:06,415 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 18:15:06,415 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0642f258b99d0be7a55bf1ef77240ba2f36dd3da56337cf262b8aebc4e0cc323 [2022-02-20 18:15:06,654 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 18:15:06,675 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 18:15:06,677 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 18:15:06,678 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 18:15:06,679 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 18:15:06,680 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive-simple/fibo_2calls_20-1.c [2022-02-20 18:15:06,749 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40eae316b/d872f4eb2e7b47978a57b636ee076f93/FLAGb9b203f18 [2022-02-20 18:15:07,152 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 18:15:07,152 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/fibo_2calls_20-1.c [2022-02-20 18:15:07,158 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40eae316b/d872f4eb2e7b47978a57b636ee076f93/FLAGb9b203f18 [2022-02-20 18:15:07,168 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40eae316b/d872f4eb2e7b47978a57b636ee076f93 [2022-02-20 18:15:07,170 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 18:15:07,171 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 18:15:07,175 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 18:15:07,176 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 18:15:07,179 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 18:15:07,180 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 06:15:07" (1/1) ... [2022-02-20 18:15:07,181 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7956c51e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:15:07, skipping insertion in model container [2022-02-20 18:15:07,181 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 06:15:07" (1/1) ... [2022-02-20 18:15:07,188 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 18:15:07,199 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 18:15:07,370 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/fibo_2calls_20-1.c[951,964] [2022-02-20 18:15:07,373 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 18:15:07,384 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 18:15:07,399 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/fibo_2calls_20-1.c[951,964] [2022-02-20 18:15:07,400 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 18:15:07,413 INFO L208 MainTranslator]: Completed translation [2022-02-20 18:15:07,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:15:07 WrapperNode [2022-02-20 18:15:07,414 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 18:15:07,415 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 18:15:07,415 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 18:15:07,415 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 18:15:07,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:15:07" (1/1) ... [2022-02-20 18:15:07,428 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:15:07" (1/1) ... [2022-02-20 18:15:07,442 INFO L137 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 21 [2022-02-20 18:15:07,443 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 18:15:07,444 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 18:15:07,444 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 18:15:07,444 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 18:15:07,451 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:15:07" (1/1) ... [2022-02-20 18:15:07,451 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:15:07" (1/1) ... [2022-02-20 18:15:07,453 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:15:07" (1/1) ... [2022-02-20 18:15:07,453 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:15:07" (1/1) ... [2022-02-20 18:15:07,456 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:15:07" (1/1) ... [2022-02-20 18:15:07,458 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:15:07" (1/1) ... [2022-02-20 18:15:07,459 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:15:07" (1/1) ... [2022-02-20 18:15:07,460 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 18:15:07,461 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 18:15:07,461 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 18:15:07,461 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 18:15:07,465 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:15:07" (1/1) ... [2022-02-20 18:15:07,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 18:15:07,483 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 18:15:07,505 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-20 18:15:07,529 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-20 18:15:07,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 18:15:07,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 18:15:07,546 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2022-02-20 18:15:07,547 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2022-02-20 18:15:07,547 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2022-02-20 18:15:07,547 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2022-02-20 18:15:07,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 18:15:07,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 18:15:07,603 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 18:15:07,605 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 18:15:07,811 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 18:15:07,817 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 18:15:07,817 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-20 18:15:07,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 06:15:07 BoogieIcfgContainer [2022-02-20 18:15:07,819 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 18:15:07,821 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 18:15:07,828 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 18:15:07,832 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 18:15:07,832 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 06:15:07" (1/3) ... [2022-02-20 18:15:07,833 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12e0f0fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 06:15:07, skipping insertion in model container [2022-02-20 18:15:07,833 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:15:07" (2/3) ... [2022-02-20 18:15:07,834 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12e0f0fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 06:15:07, skipping insertion in model container [2022-02-20 18:15:07,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 06:15:07" (3/3) ... [2022-02-20 18:15:07,835 INFO L111 eAbstractionObserver]: Analyzing ICFG fibo_2calls_20-1.c [2022-02-20 18:15:07,845 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 18:15:07,845 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-20 18:15:07,881 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 18:15:07,888 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2022-02-20 18:15:07,888 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-20 18:15:07,907 INFO L276 IsEmpty]: Start isEmpty. Operand has 29 states, 20 states have (on average 1.3) internal successors, (26), 21 states have internal predecessors, (26), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2022-02-20 18:15:07,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-02-20 18:15:07,912 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:15:07,913 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:15:07,914 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:15:07,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:15:07,919 INFO L85 PathProgramCache]: Analyzing trace with hash 1123300790, now seen corresponding path program 1 times [2022-02-20 18:15:07,927 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:15:07,928 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [583373599] [2022-02-20 18:15:07,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:15:07,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:15:08,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:08,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-02-20 18:15:08,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:08,164 INFO L290 TraceCheckUtils]: 0: Hoare triple {32#true} ~n := #in~n; {32#true} is VALID [2022-02-20 18:15:08,165 INFO L290 TraceCheckUtils]: 1: Hoare triple {32#true} assume ~n < 1;#res := 0; {40#(and (<= 0 |fibo1_#res|) (<= |fibo1_#res| 0))} is VALID [2022-02-20 18:15:08,166 INFO L290 TraceCheckUtils]: 2: Hoare triple {40#(and (<= 0 |fibo1_#res|) (<= |fibo1_#res| 0))} assume true; {40#(and (<= 0 |fibo1_#res|) (<= |fibo1_#res| 0))} is VALID [2022-02-20 18:15:08,168 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {40#(and (<= 0 |fibo1_#res|) (<= |fibo1_#res| 0))} {32#true} #47#return; {38#(= |ULTIMATE.start_main_#t~ret8#1| 0)} is VALID [2022-02-20 18:15:08,169 INFO L290 TraceCheckUtils]: 0: Hoare triple {32#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); {32#true} is VALID [2022-02-20 18:15:08,169 INFO L290 TraceCheckUtils]: 1: Hoare triple {32#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret8#1, main_~x~0#1, main_~result~0#1;main_~x~0#1 := 20; {32#true} is VALID [2022-02-20 18:15:08,169 INFO L272 TraceCheckUtils]: 2: Hoare triple {32#true} call main_#t~ret8#1 := fibo1(main_~x~0#1); {32#true} is VALID [2022-02-20 18:15:08,169 INFO L290 TraceCheckUtils]: 3: Hoare triple {32#true} ~n := #in~n; {32#true} is VALID [2022-02-20 18:15:08,170 INFO L290 TraceCheckUtils]: 4: Hoare triple {32#true} assume ~n < 1;#res := 0; {40#(and (<= 0 |fibo1_#res|) (<= |fibo1_#res| 0))} is VALID [2022-02-20 18:15:08,171 INFO L290 TraceCheckUtils]: 5: Hoare triple {40#(and (<= 0 |fibo1_#res|) (<= |fibo1_#res| 0))} assume true; {40#(and (<= 0 |fibo1_#res|) (<= |fibo1_#res| 0))} is VALID [2022-02-20 18:15:08,172 INFO L284 TraceCheckUtils]: 6: Hoare quadruple {40#(and (<= 0 |fibo1_#res|) (<= |fibo1_#res| 0))} {32#true} #47#return; {38#(= |ULTIMATE.start_main_#t~ret8#1| 0)} is VALID [2022-02-20 18:15:08,182 INFO L290 TraceCheckUtils]: 7: Hoare triple {38#(= |ULTIMATE.start_main_#t~ret8#1| 0)} assume -2147483648 <= main_#t~ret8#1 && main_#t~ret8#1 <= 2147483647;main_~result~0#1 := main_#t~ret8#1;havoc main_#t~ret8#1; {39#(= |ULTIMATE.start_main_~result~0#1| 0)} is VALID [2022-02-20 18:15:08,183 INFO L290 TraceCheckUtils]: 8: Hoare triple {39#(= |ULTIMATE.start_main_~result~0#1| 0)} assume 6765 == main_~result~0#1; {33#false} is VALID [2022-02-20 18:15:08,187 INFO L290 TraceCheckUtils]: 9: Hoare triple {33#false} assume !false; {33#false} is VALID [2022-02-20 18:15:08,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 18:15:08,190 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:15:08,191 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [583373599] [2022-02-20 18:15:08,191 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [583373599] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:15:08,192 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:15:08,192 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-20 18:15:08,196 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974042581] [2022-02-20 18:15:08,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:15:08,216 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 1.6) internal successors, (8), 4 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 10 [2022-02-20 18:15:08,218 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:15:08,223 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 1.6) internal successors, (8), 4 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 18:15:08,253 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 10 edges. 10 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:15:08,254 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 18:15:08,254 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:15:08,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 18:15:08,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-20 18:15:08,285 INFO L87 Difference]: Start difference. First operand has 29 states, 20 states have (on average 1.3) internal successors, (26), 21 states have internal predecessors, (26), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 5 states, 5 states have (on average 1.6) internal successors, (8), 4 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 18:15:08,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:15:08,491 INFO L93 Difference]: Finished difference Result 43 states and 51 transitions. [2022-02-20 18:15:08,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 18:15:08,492 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 1.6) internal successors, (8), 4 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 10 [2022-02-20 18:15:08,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:15:08,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.6) internal successors, (8), 4 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 18:15:08,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 51 transitions. [2022-02-20 18:15:08,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.6) internal successors, (8), 4 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 18:15:08,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 51 transitions. [2022-02-20 18:15:08,507 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 51 transitions. [2022-02-20 18:15:08,558 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:15:08,567 INFO L225 Difference]: With dead ends: 43 [2022-02-20 18:15:08,567 INFO L226 Difference]: Without dead ends: 27 [2022-02-20 18:15:08,570 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-20 18:15:08,573 INFO L933 BasicCegarLoop]: 33 mSDtfsCounter, 4 mSDsluCounter, 93 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 126 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:15:08,574 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 126 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:15:08,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2022-02-20 18:15:08,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2022-02-20 18:15:08,602 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:15:08,603 INFO L82 GeneralOperation]: Start isEquivalent. First operand 27 states. Second operand has 27 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 19 states have internal predecessors, (22), 5 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (7), 5 states have call predecessors, (7), 5 states have call successors, (7) [2022-02-20 18:15:08,604 INFO L74 IsIncluded]: Start isIncluded. First operand 27 states. Second operand has 27 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 19 states have internal predecessors, (22), 5 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (7), 5 states have call predecessors, (7), 5 states have call successors, (7) [2022-02-20 18:15:08,605 INFO L87 Difference]: Start difference. First operand 27 states. Second operand has 27 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 19 states have internal predecessors, (22), 5 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (7), 5 states have call predecessors, (7), 5 states have call successors, (7) [2022-02-20 18:15:08,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:15:08,612 INFO L93 Difference]: Finished difference Result 27 states and 34 transitions. [2022-02-20 18:15:08,612 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 34 transitions. [2022-02-20 18:15:08,613 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:15:08,613 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:15:08,614 INFO L74 IsIncluded]: Start isIncluded. First operand has 27 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 19 states have internal predecessors, (22), 5 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (7), 5 states have call predecessors, (7), 5 states have call successors, (7) Second operand 27 states. [2022-02-20 18:15:08,614 INFO L87 Difference]: Start difference. First operand has 27 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 19 states have internal predecessors, (22), 5 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (7), 5 states have call predecessors, (7), 5 states have call successors, (7) Second operand 27 states. [2022-02-20 18:15:08,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:15:08,620 INFO L93 Difference]: Finished difference Result 27 states and 34 transitions. [2022-02-20 18:15:08,621 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 34 transitions. [2022-02-20 18:15:08,622 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:15:08,622 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:15:08,622 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:15:08,622 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:15:08,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 19 states have internal predecessors, (22), 5 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (7), 5 states have call predecessors, (7), 5 states have call successors, (7) [2022-02-20 18:15:08,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 34 transitions. [2022-02-20 18:15:08,629 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 34 transitions. Word has length 10 [2022-02-20 18:15:08,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:15:08,630 INFO L470 AbstractCegarLoop]: Abstraction has 27 states and 34 transitions. [2022-02-20 18:15:08,630 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 1.6) internal successors, (8), 4 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 18:15:08,630 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 34 transitions. [2022-02-20 18:15:08,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-02-20 18:15:08,633 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:15:08,634 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:15:08,634 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 18:15:08,635 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:15:08,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:15:08,636 INFO L85 PathProgramCache]: Analyzing trace with hash 1177745932, now seen corresponding path program 1 times [2022-02-20 18:15:08,636 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:15:08,637 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988613245] [2022-02-20 18:15:08,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:15:08,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:15:08,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:08,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-02-20 18:15:08,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:08,748 INFO L290 TraceCheckUtils]: 0: Hoare triple {184#true} ~n := #in~n; {184#true} is VALID [2022-02-20 18:15:08,748 INFO L290 TraceCheckUtils]: 1: Hoare triple {184#true} assume !(~n < 1); {184#true} is VALID [2022-02-20 18:15:08,751 INFO L290 TraceCheckUtils]: 2: Hoare triple {184#true} assume 1 == ~n;#res := 1; {193#(and (<= |fibo1_#res| 1) (<= 1 |fibo1_#res|))} is VALID [2022-02-20 18:15:08,752 INFO L290 TraceCheckUtils]: 3: Hoare triple {193#(and (<= |fibo1_#res| 1) (<= 1 |fibo1_#res|))} assume true; {193#(and (<= |fibo1_#res| 1) (<= 1 |fibo1_#res|))} is VALID [2022-02-20 18:15:08,753 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {193#(and (<= |fibo1_#res| 1) (<= 1 |fibo1_#res|))} {184#true} #47#return; {191#(= |ULTIMATE.start_main_#t~ret8#1| 1)} is VALID [2022-02-20 18:15:08,753 INFO L290 TraceCheckUtils]: 0: Hoare triple {184#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); {184#true} is VALID [2022-02-20 18:15:08,753 INFO L290 TraceCheckUtils]: 1: Hoare triple {184#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret8#1, main_~x~0#1, main_~result~0#1;main_~x~0#1 := 20; {184#true} is VALID [2022-02-20 18:15:08,754 INFO L272 TraceCheckUtils]: 2: Hoare triple {184#true} call main_#t~ret8#1 := fibo1(main_~x~0#1); {184#true} is VALID [2022-02-20 18:15:08,755 INFO L290 TraceCheckUtils]: 3: Hoare triple {184#true} ~n := #in~n; {184#true} is VALID [2022-02-20 18:15:08,756 INFO L290 TraceCheckUtils]: 4: Hoare triple {184#true} assume !(~n < 1); {184#true} is VALID [2022-02-20 18:15:08,757 INFO L290 TraceCheckUtils]: 5: Hoare triple {184#true} assume 1 == ~n;#res := 1; {193#(and (<= |fibo1_#res| 1) (<= 1 |fibo1_#res|))} is VALID [2022-02-20 18:15:08,758 INFO L290 TraceCheckUtils]: 6: Hoare triple {193#(and (<= |fibo1_#res| 1) (<= 1 |fibo1_#res|))} assume true; {193#(and (<= |fibo1_#res| 1) (<= 1 |fibo1_#res|))} is VALID [2022-02-20 18:15:08,759 INFO L284 TraceCheckUtils]: 7: Hoare quadruple {193#(and (<= |fibo1_#res| 1) (<= 1 |fibo1_#res|))} {184#true} #47#return; {191#(= |ULTIMATE.start_main_#t~ret8#1| 1)} is VALID [2022-02-20 18:15:08,760 INFO L290 TraceCheckUtils]: 8: Hoare triple {191#(= |ULTIMATE.start_main_#t~ret8#1| 1)} assume -2147483648 <= main_#t~ret8#1 && main_#t~ret8#1 <= 2147483647;main_~result~0#1 := main_#t~ret8#1;havoc main_#t~ret8#1; {192#(= |ULTIMATE.start_main_~result~0#1| 1)} is VALID [2022-02-20 18:15:08,761 INFO L290 TraceCheckUtils]: 9: Hoare triple {192#(= |ULTIMATE.start_main_~result~0#1| 1)} assume 6765 == main_~result~0#1; {185#false} is VALID [2022-02-20 18:15:08,761 INFO L290 TraceCheckUtils]: 10: Hoare triple {185#false} assume !false; {185#false} is VALID [2022-02-20 18:15:08,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 18:15:08,762 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:15:08,763 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988613245] [2022-02-20 18:15:08,763 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [988613245] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:15:08,763 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:15:08,764 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-20 18:15:08,764 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1008453437] [2022-02-20 18:15:08,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:15:08,766 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 1.8) internal successors, (9), 4 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2022-02-20 18:15:08,767 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:15:08,769 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 1.8) internal successors, (9), 4 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 18:15:08,793 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 11 edges. 11 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:15:08,794 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 18:15:08,794 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:15:08,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 18:15:08,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-20 18:15:08,796 INFO L87 Difference]: Start difference. First operand 27 states and 34 transitions. Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 4 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 18:15:08,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:15:08,915 INFO L93 Difference]: Finished difference Result 33 states and 41 transitions. [2022-02-20 18:15:08,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 18:15:08,916 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 1.8) internal successors, (9), 4 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2022-02-20 18:15:08,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:15:08,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 4 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 18:15:08,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 38 transitions. [2022-02-20 18:15:08,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 4 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 18:15:08,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 38 transitions. [2022-02-20 18:15:08,923 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 38 transitions. [2022-02-20 18:15:08,955 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 38 edges. 38 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:15:08,958 INFO L225 Difference]: With dead ends: 33 [2022-02-20 18:15:08,958 INFO L226 Difference]: Without dead ends: 29 [2022-02-20 18:15:08,959 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-20 18:15:08,960 INFO L933 BasicCegarLoop]: 33 mSDtfsCounter, 0 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:15:08,960 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 125 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:15:08,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2022-02-20 18:15:08,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 27. [2022-02-20 18:15:08,966 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:15:08,966 INFO L82 GeneralOperation]: Start isEquivalent. First operand 29 states. Second operand has 27 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 19 states have internal predecessors, (22), 5 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (7), 5 states have call predecessors, (7), 5 states have call successors, (7) [2022-02-20 18:15:08,967 INFO L74 IsIncluded]: Start isIncluded. First operand 29 states. Second operand has 27 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 19 states have internal predecessors, (22), 5 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (7), 5 states have call predecessors, (7), 5 states have call successors, (7) [2022-02-20 18:15:08,967 INFO L87 Difference]: Start difference. First operand 29 states. Second operand has 27 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 19 states have internal predecessors, (22), 5 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (7), 5 states have call predecessors, (7), 5 states have call successors, (7) [2022-02-20 18:15:08,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:15:08,971 INFO L93 Difference]: Finished difference Result 29 states and 37 transitions. [2022-02-20 18:15:08,972 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 37 transitions. [2022-02-20 18:15:08,972 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:15:08,973 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:15:08,973 INFO L74 IsIncluded]: Start isIncluded. First operand has 27 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 19 states have internal predecessors, (22), 5 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (7), 5 states have call predecessors, (7), 5 states have call successors, (7) Second operand 29 states. [2022-02-20 18:15:08,974 INFO L87 Difference]: Start difference. First operand has 27 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 19 states have internal predecessors, (22), 5 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (7), 5 states have call predecessors, (7), 5 states have call successors, (7) Second operand 29 states. [2022-02-20 18:15:08,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:15:08,978 INFO L93 Difference]: Finished difference Result 29 states and 37 transitions. [2022-02-20 18:15:08,978 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 37 transitions. [2022-02-20 18:15:08,978 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:15:08,979 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:15:08,979 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:15:08,979 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:15:08,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 19 states have internal predecessors, (22), 5 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (7), 5 states have call predecessors, (7), 5 states have call successors, (7) [2022-02-20 18:15:09,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 34 transitions. [2022-02-20 18:15:09,003 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 34 transitions. Word has length 11 [2022-02-20 18:15:09,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:15:09,004 INFO L470 AbstractCegarLoop]: Abstraction has 27 states and 34 transitions. [2022-02-20 18:15:09,004 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 1.8) internal successors, (9), 4 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 18:15:09,004 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 34 transitions. [2022-02-20 18:15:09,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-02-20 18:15:09,005 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:15:09,006 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:15:09,006 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 18:15:09,006 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:15:09,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:15:09,007 INFO L85 PathProgramCache]: Analyzing trace with hash 2110588723, now seen corresponding path program 1 times [2022-02-20 18:15:09,007 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:15:09,008 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1691147211] [2022-02-20 18:15:09,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:15:09,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:15:09,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:09,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-02-20 18:15:09,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:09,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:09,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:09,132 INFO L290 TraceCheckUtils]: 0: Hoare triple {328#true} ~n := #in~n; {357#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:09,133 INFO L290 TraceCheckUtils]: 1: Hoare triple {357#(= fibo2_~n |fibo2_#in~n|)} assume ~n < 1;#res := 0; {358#(<= |fibo2_#in~n| 0)} is VALID [2022-02-20 18:15:09,134 INFO L290 TraceCheckUtils]: 2: Hoare triple {358#(<= |fibo2_#in~n| 0)} assume true; {358#(<= |fibo2_#in~n| 0)} is VALID [2022-02-20 18:15:09,135 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {358#(<= |fibo2_#in~n| 0)} {348#(not (<= fibo1_~n 1))} #53#return; {329#false} is VALID [2022-02-20 18:15:09,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-02-20 18:15:09,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:09,143 INFO L290 TraceCheckUtils]: 0: Hoare triple {328#true} ~n := #in~n; {328#true} is VALID [2022-02-20 18:15:09,143 INFO L290 TraceCheckUtils]: 1: Hoare triple {328#true} assume ~n < 1;#res := 0; {328#true} is VALID [2022-02-20 18:15:09,144 INFO L290 TraceCheckUtils]: 2: Hoare triple {328#true} assume true; {328#true} is VALID [2022-02-20 18:15:09,144 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {328#true} {329#false} #55#return; {329#false} is VALID [2022-02-20 18:15:09,144 INFO L290 TraceCheckUtils]: 0: Hoare triple {328#true} ~n := #in~n; {328#true} is VALID [2022-02-20 18:15:09,145 INFO L290 TraceCheckUtils]: 1: Hoare triple {328#true} assume !(~n < 1); {347#(< 0 fibo1_~n)} is VALID [2022-02-20 18:15:09,146 INFO L290 TraceCheckUtils]: 2: Hoare triple {347#(< 0 fibo1_~n)} assume !(1 == ~n); {348#(not (<= fibo1_~n 1))} is VALID [2022-02-20 18:15:09,146 INFO L272 TraceCheckUtils]: 3: Hoare triple {348#(not (<= fibo1_~n 1))} call #t~ret4 := fibo2(~n - 1); {328#true} is VALID [2022-02-20 18:15:09,146 INFO L290 TraceCheckUtils]: 4: Hoare triple {328#true} ~n := #in~n; {357#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:09,147 INFO L290 TraceCheckUtils]: 5: Hoare triple {357#(= fibo2_~n |fibo2_#in~n|)} assume ~n < 1;#res := 0; {358#(<= |fibo2_#in~n| 0)} is VALID [2022-02-20 18:15:09,148 INFO L290 TraceCheckUtils]: 6: Hoare triple {358#(<= |fibo2_#in~n| 0)} assume true; {358#(<= |fibo2_#in~n| 0)} is VALID [2022-02-20 18:15:09,149 INFO L284 TraceCheckUtils]: 7: Hoare quadruple {358#(<= |fibo2_#in~n| 0)} {348#(not (<= fibo1_~n 1))} #53#return; {329#false} is VALID [2022-02-20 18:15:09,149 INFO L290 TraceCheckUtils]: 8: Hoare triple {329#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {329#false} is VALID [2022-02-20 18:15:09,149 INFO L272 TraceCheckUtils]: 9: Hoare triple {329#false} call #t~ret5 := fibo2(~n - 2); {328#true} is VALID [2022-02-20 18:15:09,149 INFO L290 TraceCheckUtils]: 10: Hoare triple {328#true} ~n := #in~n; {328#true} is VALID [2022-02-20 18:15:09,150 INFO L290 TraceCheckUtils]: 11: Hoare triple {328#true} assume ~n < 1;#res := 0; {328#true} is VALID [2022-02-20 18:15:09,150 INFO L290 TraceCheckUtils]: 12: Hoare triple {328#true} assume true; {328#true} is VALID [2022-02-20 18:15:09,150 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {328#true} {329#false} #55#return; {329#false} is VALID [2022-02-20 18:15:09,150 INFO L290 TraceCheckUtils]: 14: Hoare triple {329#false} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {329#false} is VALID [2022-02-20 18:15:09,151 INFO L290 TraceCheckUtils]: 15: Hoare triple {329#false} assume true; {329#false} is VALID [2022-02-20 18:15:09,151 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {329#false} {328#true} #47#return; {329#false} is VALID [2022-02-20 18:15:09,151 INFO L290 TraceCheckUtils]: 0: Hoare triple {328#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); {328#true} is VALID [2022-02-20 18:15:09,152 INFO L290 TraceCheckUtils]: 1: Hoare triple {328#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret8#1, main_~x~0#1, main_~result~0#1;main_~x~0#1 := 20; {328#true} is VALID [2022-02-20 18:15:09,152 INFO L272 TraceCheckUtils]: 2: Hoare triple {328#true} call main_#t~ret8#1 := fibo1(main_~x~0#1); {328#true} is VALID [2022-02-20 18:15:09,152 INFO L290 TraceCheckUtils]: 3: Hoare triple {328#true} ~n := #in~n; {328#true} is VALID [2022-02-20 18:15:09,153 INFO L290 TraceCheckUtils]: 4: Hoare triple {328#true} assume !(~n < 1); {347#(< 0 fibo1_~n)} is VALID [2022-02-20 18:15:09,153 INFO L290 TraceCheckUtils]: 5: Hoare triple {347#(< 0 fibo1_~n)} assume !(1 == ~n); {348#(not (<= fibo1_~n 1))} is VALID [2022-02-20 18:15:09,154 INFO L272 TraceCheckUtils]: 6: Hoare triple {348#(not (<= fibo1_~n 1))} call #t~ret4 := fibo2(~n - 1); {328#true} is VALID [2022-02-20 18:15:09,154 INFO L290 TraceCheckUtils]: 7: Hoare triple {328#true} ~n := #in~n; {357#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:09,155 INFO L290 TraceCheckUtils]: 8: Hoare triple {357#(= fibo2_~n |fibo2_#in~n|)} assume ~n < 1;#res := 0; {358#(<= |fibo2_#in~n| 0)} is VALID [2022-02-20 18:15:09,155 INFO L290 TraceCheckUtils]: 9: Hoare triple {358#(<= |fibo2_#in~n| 0)} assume true; {358#(<= |fibo2_#in~n| 0)} is VALID [2022-02-20 18:15:09,156 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {358#(<= |fibo2_#in~n| 0)} {348#(not (<= fibo1_~n 1))} #53#return; {329#false} is VALID [2022-02-20 18:15:09,157 INFO L290 TraceCheckUtils]: 11: Hoare triple {329#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {329#false} is VALID [2022-02-20 18:15:09,157 INFO L272 TraceCheckUtils]: 12: Hoare triple {329#false} call #t~ret5 := fibo2(~n - 2); {328#true} is VALID [2022-02-20 18:15:09,157 INFO L290 TraceCheckUtils]: 13: Hoare triple {328#true} ~n := #in~n; {328#true} is VALID [2022-02-20 18:15:09,157 INFO L290 TraceCheckUtils]: 14: Hoare triple {328#true} assume ~n < 1;#res := 0; {328#true} is VALID [2022-02-20 18:15:09,158 INFO L290 TraceCheckUtils]: 15: Hoare triple {328#true} assume true; {328#true} is VALID [2022-02-20 18:15:09,158 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {328#true} {329#false} #55#return; {329#false} is VALID [2022-02-20 18:15:09,158 INFO L290 TraceCheckUtils]: 17: Hoare triple {329#false} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {329#false} is VALID [2022-02-20 18:15:09,158 INFO L290 TraceCheckUtils]: 18: Hoare triple {329#false} assume true; {329#false} is VALID [2022-02-20 18:15:09,159 INFO L284 TraceCheckUtils]: 19: Hoare quadruple {329#false} {328#true} #47#return; {329#false} is VALID [2022-02-20 18:15:09,159 INFO L290 TraceCheckUtils]: 20: Hoare triple {329#false} assume -2147483648 <= main_#t~ret8#1 && main_#t~ret8#1 <= 2147483647;main_~result~0#1 := main_#t~ret8#1;havoc main_#t~ret8#1; {329#false} is VALID [2022-02-20 18:15:09,159 INFO L290 TraceCheckUtils]: 21: Hoare triple {329#false} assume 6765 == main_~result~0#1; {329#false} is VALID [2022-02-20 18:15:09,159 INFO L290 TraceCheckUtils]: 22: Hoare triple {329#false} assume !false; {329#false} is VALID [2022-02-20 18:15:09,160 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-20 18:15:09,160 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:15:09,160 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1691147211] [2022-02-20 18:15:09,161 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1691147211] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 18:15:09,161 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2090164058] [2022-02-20 18:15:09,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:15:09,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 18:15:09,162 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 18:15:09,164 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 18:15:09,170 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-02-20 18:15:09,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:09,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 6 conjunts are in the unsatisfiable core [2022-02-20 18:15:09,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:09,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 18:15:09,511 INFO L290 TraceCheckUtils]: 0: Hoare triple {328#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); {328#true} is VALID [2022-02-20 18:15:09,512 INFO L290 TraceCheckUtils]: 1: Hoare triple {328#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret8#1, main_~x~0#1, main_~result~0#1;main_~x~0#1 := 20; {365#(<= 20 |ULTIMATE.start_main_~x~0#1|)} is VALID [2022-02-20 18:15:09,512 INFO L272 TraceCheckUtils]: 2: Hoare triple {365#(<= 20 |ULTIMATE.start_main_~x~0#1|)} call main_#t~ret8#1 := fibo1(main_~x~0#1); {328#true} is VALID [2022-02-20 18:15:09,513 INFO L290 TraceCheckUtils]: 3: Hoare triple {328#true} ~n := #in~n; {372#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:09,513 INFO L290 TraceCheckUtils]: 4: Hoare triple {372#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {372#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:09,514 INFO L290 TraceCheckUtils]: 5: Hoare triple {372#(<= |fibo1_#in~n| fibo1_~n)} assume !(1 == ~n); {372#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:09,516 INFO L272 TraceCheckUtils]: 6: Hoare triple {372#(<= |fibo1_#in~n| fibo1_~n)} call #t~ret4 := fibo2(~n - 1); {328#true} is VALID [2022-02-20 18:15:09,516 INFO L290 TraceCheckUtils]: 7: Hoare triple {328#true} ~n := #in~n; {385#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:09,517 INFO L290 TraceCheckUtils]: 8: Hoare triple {385#(<= |fibo2_#in~n| fibo2_~n)} assume ~n < 1;#res := 0; {358#(<= |fibo2_#in~n| 0)} is VALID [2022-02-20 18:15:09,518 INFO L290 TraceCheckUtils]: 9: Hoare triple {358#(<= |fibo2_#in~n| 0)} assume true; {358#(<= |fibo2_#in~n| 0)} is VALID [2022-02-20 18:15:09,519 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {358#(<= |fibo2_#in~n| 0)} {372#(<= |fibo1_#in~n| fibo1_~n)} #53#return; {395#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:09,520 INFO L290 TraceCheckUtils]: 11: Hoare triple {395#(<= |fibo1_#in~n| 1)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {395#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:09,520 INFO L272 TraceCheckUtils]: 12: Hoare triple {395#(<= |fibo1_#in~n| 1)} call #t~ret5 := fibo2(~n - 2); {328#true} is VALID [2022-02-20 18:15:09,520 INFO L290 TraceCheckUtils]: 13: Hoare triple {328#true} ~n := #in~n; {328#true} is VALID [2022-02-20 18:15:09,520 INFO L290 TraceCheckUtils]: 14: Hoare triple {328#true} assume ~n < 1;#res := 0; {328#true} is VALID [2022-02-20 18:15:09,521 INFO L290 TraceCheckUtils]: 15: Hoare triple {328#true} assume true; {328#true} is VALID [2022-02-20 18:15:09,522 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {328#true} {395#(<= |fibo1_#in~n| 1)} #55#return; {395#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:09,522 INFO L290 TraceCheckUtils]: 17: Hoare triple {395#(<= |fibo1_#in~n| 1)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {395#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:09,522 INFO L290 TraceCheckUtils]: 18: Hoare triple {395#(<= |fibo1_#in~n| 1)} assume true; {395#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:09,523 INFO L284 TraceCheckUtils]: 19: Hoare quadruple {395#(<= |fibo1_#in~n| 1)} {365#(<= 20 |ULTIMATE.start_main_~x~0#1|)} #47#return; {329#false} is VALID [2022-02-20 18:15:09,524 INFO L290 TraceCheckUtils]: 20: Hoare triple {329#false} assume -2147483648 <= main_#t~ret8#1 && main_#t~ret8#1 <= 2147483647;main_~result~0#1 := main_#t~ret8#1;havoc main_#t~ret8#1; {329#false} is VALID [2022-02-20 18:15:09,524 INFO L290 TraceCheckUtils]: 21: Hoare triple {329#false} assume 6765 == main_~result~0#1; {329#false} is VALID [2022-02-20 18:15:09,524 INFO L290 TraceCheckUtils]: 22: Hoare triple {329#false} assume !false; {329#false} is VALID [2022-02-20 18:15:09,525 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-20 18:15:09,525 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 18:15:10,157 INFO L290 TraceCheckUtils]: 22: Hoare triple {329#false} assume !false; {329#false} is VALID [2022-02-20 18:15:10,158 INFO L290 TraceCheckUtils]: 21: Hoare triple {329#false} assume 6765 == main_~result~0#1; {329#false} is VALID [2022-02-20 18:15:10,158 INFO L290 TraceCheckUtils]: 20: Hoare triple {329#false} assume -2147483648 <= main_#t~ret8#1 && main_#t~ret8#1 <= 2147483647;main_~result~0#1 := main_#t~ret8#1;havoc main_#t~ret8#1; {329#false} is VALID [2022-02-20 18:15:10,161 INFO L284 TraceCheckUtils]: 19: Hoare quadruple {395#(<= |fibo1_#in~n| 1)} {441#(<= 2 |ULTIMATE.start_main_~x~0#1|)} #47#return; {329#false} is VALID [2022-02-20 18:15:10,162 INFO L290 TraceCheckUtils]: 18: Hoare triple {395#(<= |fibo1_#in~n| 1)} assume true; {395#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:10,162 INFO L290 TraceCheckUtils]: 17: Hoare triple {395#(<= |fibo1_#in~n| 1)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {395#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:10,163 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {328#true} {395#(<= |fibo1_#in~n| 1)} #55#return; {395#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:10,164 INFO L290 TraceCheckUtils]: 15: Hoare triple {328#true} assume true; {328#true} is VALID [2022-02-20 18:15:10,164 INFO L290 TraceCheckUtils]: 14: Hoare triple {328#true} assume ~n < 1;#res := 0; {328#true} is VALID [2022-02-20 18:15:10,164 INFO L290 TraceCheckUtils]: 13: Hoare triple {328#true} ~n := #in~n; {328#true} is VALID [2022-02-20 18:15:10,166 INFO L272 TraceCheckUtils]: 12: Hoare triple {395#(<= |fibo1_#in~n| 1)} call #t~ret5 := fibo2(~n - 2); {328#true} is VALID [2022-02-20 18:15:10,166 INFO L290 TraceCheckUtils]: 11: Hoare triple {395#(<= |fibo1_#in~n| 1)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {395#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:10,168 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {358#(<= |fibo2_#in~n| 0)} {472#(or (<= |fibo1_#in~n| 1) (<= 2 fibo1_~n))} #53#return; {395#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:10,169 INFO L290 TraceCheckUtils]: 9: Hoare triple {358#(<= |fibo2_#in~n| 0)} assume true; {358#(<= |fibo2_#in~n| 0)} is VALID [2022-02-20 18:15:10,170 INFO L290 TraceCheckUtils]: 8: Hoare triple {482#(or (not (< fibo2_~n 1)) (<= |fibo2_#in~n| 0))} assume ~n < 1;#res := 0; {358#(<= |fibo2_#in~n| 0)} is VALID [2022-02-20 18:15:10,179 INFO L290 TraceCheckUtils]: 7: Hoare triple {328#true} ~n := #in~n; {482#(or (not (< fibo2_~n 1)) (<= |fibo2_#in~n| 0))} is VALID [2022-02-20 18:15:10,179 INFO L272 TraceCheckUtils]: 6: Hoare triple {472#(or (<= |fibo1_#in~n| 1) (<= 2 fibo1_~n))} call #t~ret4 := fibo2(~n - 1); {328#true} is VALID [2022-02-20 18:15:10,183 INFO L290 TraceCheckUtils]: 5: Hoare triple {472#(or (<= |fibo1_#in~n| 1) (<= 2 fibo1_~n))} assume !(1 == ~n); {472#(or (<= |fibo1_#in~n| 1) (<= 2 fibo1_~n))} is VALID [2022-02-20 18:15:10,184 INFO L290 TraceCheckUtils]: 4: Hoare triple {472#(or (<= |fibo1_#in~n| 1) (<= 2 fibo1_~n))} assume !(~n < 1); {472#(or (<= |fibo1_#in~n| 1) (<= 2 fibo1_~n))} is VALID [2022-02-20 18:15:10,185 INFO L290 TraceCheckUtils]: 3: Hoare triple {328#true} ~n := #in~n; {472#(or (<= |fibo1_#in~n| 1) (<= 2 fibo1_~n))} is VALID [2022-02-20 18:15:10,185 INFO L272 TraceCheckUtils]: 2: Hoare triple {441#(<= 2 |ULTIMATE.start_main_~x~0#1|)} call main_#t~ret8#1 := fibo1(main_~x~0#1); {328#true} is VALID [2022-02-20 18:15:10,187 INFO L290 TraceCheckUtils]: 1: Hoare triple {328#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret8#1, main_~x~0#1, main_~result~0#1;main_~x~0#1 := 20; {441#(<= 2 |ULTIMATE.start_main_~x~0#1|)} is VALID [2022-02-20 18:15:10,187 INFO L290 TraceCheckUtils]: 0: Hoare triple {328#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); {328#true} is VALID [2022-02-20 18:15:10,188 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-20 18:15:10,188 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2090164058] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 18:15:10,189 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 18:15:10,189 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 13 [2022-02-20 18:15:10,189 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789359821] [2022-02-20 18:15:10,190 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 18:15:10,193 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 10 states have (on average 3.2) internal successors, (32), 13 states have internal predecessors, (32), 8 states have call successors, (8), 1 states have call predecessors, (8), 4 states have return successors, (8), 2 states have call predecessors, (8), 8 states have call successors, (8) Word has length 23 [2022-02-20 18:15:10,195 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:15:10,195 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 13 states, 10 states have (on average 3.2) internal successors, (32), 13 states have internal predecessors, (32), 8 states have call successors, (8), 1 states have call predecessors, (8), 4 states have return successors, (8), 2 states have call predecessors, (8), 8 states have call successors, (8) [2022-02-20 18:15:10,231 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 48 edges. 48 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:15:10,232 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-20 18:15:10,233 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:15:10,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-20 18:15:10,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-02-20 18:15:10,234 INFO L87 Difference]: Start difference. First operand 27 states and 34 transitions. Second operand has 13 states, 10 states have (on average 3.2) internal successors, (32), 13 states have internal predecessors, (32), 8 states have call successors, (8), 1 states have call predecessors, (8), 4 states have return successors, (8), 2 states have call predecessors, (8), 8 states have call successors, (8) [2022-02-20 18:15:10,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:15:10,751 INFO L93 Difference]: Finished difference Result 55 states and 75 transitions. [2022-02-20 18:15:10,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-20 18:15:10,751 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 10 states have (on average 3.2) internal successors, (32), 13 states have internal predecessors, (32), 8 states have call successors, (8), 1 states have call predecessors, (8), 4 states have return successors, (8), 2 states have call predecessors, (8), 8 states have call successors, (8) Word has length 23 [2022-02-20 18:15:10,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:15:10,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 10 states have (on average 3.2) internal successors, (32), 13 states have internal predecessors, (32), 8 states have call successors, (8), 1 states have call predecessors, (8), 4 states have return successors, (8), 2 states have call predecessors, (8), 8 states have call successors, (8) [2022-02-20 18:15:10,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 72 transitions. [2022-02-20 18:15:10,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 10 states have (on average 3.2) internal successors, (32), 13 states have internal predecessors, (32), 8 states have call successors, (8), 1 states have call predecessors, (8), 4 states have return successors, (8), 2 states have call predecessors, (8), 8 states have call successors, (8) [2022-02-20 18:15:10,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 72 transitions. [2022-02-20 18:15:10,760 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 72 transitions. [2022-02-20 18:15:10,822 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 72 edges. 72 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:15:10,825 INFO L225 Difference]: With dead ends: 55 [2022-02-20 18:15:10,825 INFO L226 Difference]: Without dead ends: 31 [2022-02-20 18:15:10,826 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 43 SyntacticMatches, 3 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=243, Unknown=0, NotChecked=0, Total=306 [2022-02-20 18:15:10,827 INFO L933 BasicCegarLoop]: 20 mSDtfsCounter, 34 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 139 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 135 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 139 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-20 18:15:10,827 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [39 Valid, 135 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 139 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-20 18:15:10,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2022-02-20 18:15:10,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 29. [2022-02-20 18:15:10,834 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:15:10,835 INFO L82 GeneralOperation]: Start isEquivalent. First operand 31 states. Second operand has 29 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 21 states have internal predecessors, (23), 5 states have call successors, (5), 2 states have call predecessors, (5), 4 states have return successors, (8), 5 states have call predecessors, (8), 5 states have call successors, (8) [2022-02-20 18:15:10,835 INFO L74 IsIncluded]: Start isIncluded. First operand 31 states. Second operand has 29 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 21 states have internal predecessors, (23), 5 states have call successors, (5), 2 states have call predecessors, (5), 4 states have return successors, (8), 5 states have call predecessors, (8), 5 states have call successors, (8) [2022-02-20 18:15:10,835 INFO L87 Difference]: Start difference. First operand 31 states. Second operand has 29 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 21 states have internal predecessors, (23), 5 states have call successors, (5), 2 states have call predecessors, (5), 4 states have return successors, (8), 5 states have call predecessors, (8), 5 states have call successors, (8) [2022-02-20 18:15:10,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:15:10,838 INFO L93 Difference]: Finished difference Result 31 states and 39 transitions. [2022-02-20 18:15:10,838 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 39 transitions. [2022-02-20 18:15:10,839 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:15:10,839 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:15:10,840 INFO L74 IsIncluded]: Start isIncluded. First operand has 29 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 21 states have internal predecessors, (23), 5 states have call successors, (5), 2 states have call predecessors, (5), 4 states have return successors, (8), 5 states have call predecessors, (8), 5 states have call successors, (8) Second operand 31 states. [2022-02-20 18:15:10,840 INFO L87 Difference]: Start difference. First operand has 29 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 21 states have internal predecessors, (23), 5 states have call successors, (5), 2 states have call predecessors, (5), 4 states have return successors, (8), 5 states have call predecessors, (8), 5 states have call successors, (8) Second operand 31 states. [2022-02-20 18:15:10,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:15:10,842 INFO L93 Difference]: Finished difference Result 31 states and 39 transitions. [2022-02-20 18:15:10,842 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 39 transitions. [2022-02-20 18:15:10,843 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:15:10,843 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:15:10,843 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:15:10,843 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:15:10,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 21 states have internal predecessors, (23), 5 states have call successors, (5), 2 states have call predecessors, (5), 4 states have return successors, (8), 5 states have call predecessors, (8), 5 states have call successors, (8) [2022-02-20 18:15:10,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 36 transitions. [2022-02-20 18:15:10,846 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 36 transitions. Word has length 23 [2022-02-20 18:15:10,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:15:10,846 INFO L470 AbstractCegarLoop]: Abstraction has 29 states and 36 transitions. [2022-02-20 18:15:10,847 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 10 states have (on average 3.2) internal successors, (32), 13 states have internal predecessors, (32), 8 states have call successors, (8), 1 states have call predecessors, (8), 4 states have return successors, (8), 2 states have call predecessors, (8), 8 states have call successors, (8) [2022-02-20 18:15:10,847 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2022-02-20 18:15:10,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-02-20 18:15:10,848 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:15:10,848 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:15:10,875 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-02-20 18:15:11,063 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 18:15:11,064 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:15:11,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:15:11,064 INFO L85 PathProgramCache]: Analyzing trace with hash 1277869167, now seen corresponding path program 1 times [2022-02-20 18:15:11,065 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:15:11,065 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323714456] [2022-02-20 18:15:11,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:15:11,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:15:11,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:11,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-02-20 18:15:11,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:11,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:11,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:11,163 INFO L290 TraceCheckUtils]: 0: Hoare triple {676#true} ~n := #in~n; {709#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:11,164 INFO L290 TraceCheckUtils]: 1: Hoare triple {709#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {709#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:11,164 INFO L290 TraceCheckUtils]: 2: Hoare triple {709#(= fibo2_~n |fibo2_#in~n|)} assume 1 == ~n;#res := 1; {710#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:11,165 INFO L290 TraceCheckUtils]: 3: Hoare triple {710#(<= |fibo2_#in~n| 1)} assume true; {710#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:11,165 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {710#(<= |fibo2_#in~n| 1)} {697#(= fibo1_~n |fibo1_#in~n|)} #53#return; {703#(and (<= fibo1_~n 2) (= fibo1_~n |fibo1_#in~n|))} is VALID [2022-02-20 18:15:11,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-02-20 18:15:11,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:11,177 INFO L290 TraceCheckUtils]: 0: Hoare triple {676#true} ~n := #in~n; {676#true} is VALID [2022-02-20 18:15:11,178 INFO L290 TraceCheckUtils]: 1: Hoare triple {676#true} assume ~n < 1;#res := 0; {676#true} is VALID [2022-02-20 18:15:11,178 INFO L290 TraceCheckUtils]: 2: Hoare triple {676#true} assume true; {676#true} is VALID [2022-02-20 18:15:11,178 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {676#true} {703#(and (<= fibo1_~n 2) (= fibo1_~n |fibo1_#in~n|))} #55#return; {708#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:11,179 INFO L290 TraceCheckUtils]: 0: Hoare triple {676#true} ~n := #in~n; {697#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:11,179 INFO L290 TraceCheckUtils]: 1: Hoare triple {697#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {697#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:11,180 INFO L290 TraceCheckUtils]: 2: Hoare triple {697#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {697#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:11,180 INFO L272 TraceCheckUtils]: 3: Hoare triple {697#(= fibo1_~n |fibo1_#in~n|)} call #t~ret4 := fibo2(~n - 1); {676#true} is VALID [2022-02-20 18:15:11,180 INFO L290 TraceCheckUtils]: 4: Hoare triple {676#true} ~n := #in~n; {709#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:11,181 INFO L290 TraceCheckUtils]: 5: Hoare triple {709#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {709#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:11,181 INFO L290 TraceCheckUtils]: 6: Hoare triple {709#(= fibo2_~n |fibo2_#in~n|)} assume 1 == ~n;#res := 1; {710#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:11,181 INFO L290 TraceCheckUtils]: 7: Hoare triple {710#(<= |fibo2_#in~n| 1)} assume true; {710#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:11,182 INFO L284 TraceCheckUtils]: 8: Hoare quadruple {710#(<= |fibo2_#in~n| 1)} {697#(= fibo1_~n |fibo1_#in~n|)} #53#return; {703#(and (<= fibo1_~n 2) (= fibo1_~n |fibo1_#in~n|))} is VALID [2022-02-20 18:15:11,183 INFO L290 TraceCheckUtils]: 9: Hoare triple {703#(and (<= fibo1_~n 2) (= fibo1_~n |fibo1_#in~n|))} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {703#(and (<= fibo1_~n 2) (= fibo1_~n |fibo1_#in~n|))} is VALID [2022-02-20 18:15:11,183 INFO L272 TraceCheckUtils]: 10: Hoare triple {703#(and (<= fibo1_~n 2) (= fibo1_~n |fibo1_#in~n|))} call #t~ret5 := fibo2(~n - 2); {676#true} is VALID [2022-02-20 18:15:11,183 INFO L290 TraceCheckUtils]: 11: Hoare triple {676#true} ~n := #in~n; {676#true} is VALID [2022-02-20 18:15:11,183 INFO L290 TraceCheckUtils]: 12: Hoare triple {676#true} assume ~n < 1;#res := 0; {676#true} is VALID [2022-02-20 18:15:11,183 INFO L290 TraceCheckUtils]: 13: Hoare triple {676#true} assume true; {676#true} is VALID [2022-02-20 18:15:11,184 INFO L284 TraceCheckUtils]: 14: Hoare quadruple {676#true} {703#(and (<= fibo1_~n 2) (= fibo1_~n |fibo1_#in~n|))} #55#return; {708#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:11,185 INFO L290 TraceCheckUtils]: 15: Hoare triple {708#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {708#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:11,185 INFO L290 TraceCheckUtils]: 16: Hoare triple {708#(<= |fibo1_#in~n| 2)} assume true; {708#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:11,186 INFO L284 TraceCheckUtils]: 17: Hoare quadruple {708#(<= |fibo1_#in~n| 2)} {678#(<= 20 |ULTIMATE.start_main_~x~0#1|)} #47#return; {677#false} is VALID [2022-02-20 18:15:11,186 INFO L290 TraceCheckUtils]: 0: Hoare triple {676#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); {676#true} is VALID [2022-02-20 18:15:11,187 INFO L290 TraceCheckUtils]: 1: Hoare triple {676#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret8#1, main_~x~0#1, main_~result~0#1;main_~x~0#1 := 20; {678#(<= 20 |ULTIMATE.start_main_~x~0#1|)} is VALID [2022-02-20 18:15:11,187 INFO L272 TraceCheckUtils]: 2: Hoare triple {678#(<= 20 |ULTIMATE.start_main_~x~0#1|)} call main_#t~ret8#1 := fibo1(main_~x~0#1); {676#true} is VALID [2022-02-20 18:15:11,187 INFO L290 TraceCheckUtils]: 3: Hoare triple {676#true} ~n := #in~n; {697#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:11,187 INFO L290 TraceCheckUtils]: 4: Hoare triple {697#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {697#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:11,188 INFO L290 TraceCheckUtils]: 5: Hoare triple {697#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {697#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:11,188 INFO L272 TraceCheckUtils]: 6: Hoare triple {697#(= fibo1_~n |fibo1_#in~n|)} call #t~ret4 := fibo2(~n - 1); {676#true} is VALID [2022-02-20 18:15:11,188 INFO L290 TraceCheckUtils]: 7: Hoare triple {676#true} ~n := #in~n; {709#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:11,189 INFO L290 TraceCheckUtils]: 8: Hoare triple {709#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {709#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:11,189 INFO L290 TraceCheckUtils]: 9: Hoare triple {709#(= fibo2_~n |fibo2_#in~n|)} assume 1 == ~n;#res := 1; {710#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:11,190 INFO L290 TraceCheckUtils]: 10: Hoare triple {710#(<= |fibo2_#in~n| 1)} assume true; {710#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:11,190 INFO L284 TraceCheckUtils]: 11: Hoare quadruple {710#(<= |fibo2_#in~n| 1)} {697#(= fibo1_~n |fibo1_#in~n|)} #53#return; {703#(and (<= fibo1_~n 2) (= fibo1_~n |fibo1_#in~n|))} is VALID [2022-02-20 18:15:11,191 INFO L290 TraceCheckUtils]: 12: Hoare triple {703#(and (<= fibo1_~n 2) (= fibo1_~n |fibo1_#in~n|))} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {703#(and (<= fibo1_~n 2) (= fibo1_~n |fibo1_#in~n|))} is VALID [2022-02-20 18:15:11,191 INFO L272 TraceCheckUtils]: 13: Hoare triple {703#(and (<= fibo1_~n 2) (= fibo1_~n |fibo1_#in~n|))} call #t~ret5 := fibo2(~n - 2); {676#true} is VALID [2022-02-20 18:15:11,191 INFO L290 TraceCheckUtils]: 14: Hoare triple {676#true} ~n := #in~n; {676#true} is VALID [2022-02-20 18:15:11,191 INFO L290 TraceCheckUtils]: 15: Hoare triple {676#true} assume ~n < 1;#res := 0; {676#true} is VALID [2022-02-20 18:15:11,192 INFO L290 TraceCheckUtils]: 16: Hoare triple {676#true} assume true; {676#true} is VALID [2022-02-20 18:15:11,192 INFO L284 TraceCheckUtils]: 17: Hoare quadruple {676#true} {703#(and (<= fibo1_~n 2) (= fibo1_~n |fibo1_#in~n|))} #55#return; {708#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:11,193 INFO L290 TraceCheckUtils]: 18: Hoare triple {708#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {708#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:11,193 INFO L290 TraceCheckUtils]: 19: Hoare triple {708#(<= |fibo1_#in~n| 2)} assume true; {708#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:11,194 INFO L284 TraceCheckUtils]: 20: Hoare quadruple {708#(<= |fibo1_#in~n| 2)} {678#(<= 20 |ULTIMATE.start_main_~x~0#1|)} #47#return; {677#false} is VALID [2022-02-20 18:15:11,194 INFO L290 TraceCheckUtils]: 21: Hoare triple {677#false} assume -2147483648 <= main_#t~ret8#1 && main_#t~ret8#1 <= 2147483647;main_~result~0#1 := main_#t~ret8#1;havoc main_#t~ret8#1; {677#false} is VALID [2022-02-20 18:15:11,194 INFO L290 TraceCheckUtils]: 22: Hoare triple {677#false} assume 6765 == main_~result~0#1; {677#false} is VALID [2022-02-20 18:15:11,194 INFO L290 TraceCheckUtils]: 23: Hoare triple {677#false} assume !false; {677#false} is VALID [2022-02-20 18:15:11,195 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-20 18:15:11,195 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:15:11,195 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323714456] [2022-02-20 18:15:11,195 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323714456] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 18:15:11,195 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [601624964] [2022-02-20 18:15:11,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:15:11,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 18:15:11,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 18:15:11,200 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 18:15:11,226 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-02-20 18:15:11,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:11,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 6 conjunts are in the unsatisfiable core [2022-02-20 18:15:11,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:11,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 18:15:11,404 INFO L290 TraceCheckUtils]: 0: Hoare triple {676#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); {676#true} is VALID [2022-02-20 18:15:11,405 INFO L290 TraceCheckUtils]: 1: Hoare triple {676#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret8#1, main_~x~0#1, main_~result~0#1;main_~x~0#1 := 20; {678#(<= 20 |ULTIMATE.start_main_~x~0#1|)} is VALID [2022-02-20 18:15:11,405 INFO L272 TraceCheckUtils]: 2: Hoare triple {678#(<= 20 |ULTIMATE.start_main_~x~0#1|)} call main_#t~ret8#1 := fibo1(main_~x~0#1); {676#true} is VALID [2022-02-20 18:15:11,406 INFO L290 TraceCheckUtils]: 3: Hoare triple {676#true} ~n := #in~n; {723#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:11,406 INFO L290 TraceCheckUtils]: 4: Hoare triple {723#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {723#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:11,407 INFO L290 TraceCheckUtils]: 5: Hoare triple {723#(<= |fibo1_#in~n| fibo1_~n)} assume !(1 == ~n); {723#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:11,407 INFO L272 TraceCheckUtils]: 6: Hoare triple {723#(<= |fibo1_#in~n| fibo1_~n)} call #t~ret4 := fibo2(~n - 1); {676#true} is VALID [2022-02-20 18:15:11,407 INFO L290 TraceCheckUtils]: 7: Hoare triple {676#true} ~n := #in~n; {736#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:11,408 INFO L290 TraceCheckUtils]: 8: Hoare triple {736#(<= |fibo2_#in~n| fibo2_~n)} assume !(~n < 1); {736#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:11,409 INFO L290 TraceCheckUtils]: 9: Hoare triple {736#(<= |fibo2_#in~n| fibo2_~n)} assume 1 == ~n;#res := 1; {710#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:11,409 INFO L290 TraceCheckUtils]: 10: Hoare triple {710#(<= |fibo2_#in~n| 1)} assume true; {710#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:11,410 INFO L284 TraceCheckUtils]: 11: Hoare quadruple {710#(<= |fibo2_#in~n| 1)} {723#(<= |fibo1_#in~n| fibo1_~n)} #53#return; {708#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:11,411 INFO L290 TraceCheckUtils]: 12: Hoare triple {708#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {708#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:11,411 INFO L272 TraceCheckUtils]: 13: Hoare triple {708#(<= |fibo1_#in~n| 2)} call #t~ret5 := fibo2(~n - 2); {676#true} is VALID [2022-02-20 18:15:11,411 INFO L290 TraceCheckUtils]: 14: Hoare triple {676#true} ~n := #in~n; {676#true} is VALID [2022-02-20 18:15:11,411 INFO L290 TraceCheckUtils]: 15: Hoare triple {676#true} assume ~n < 1;#res := 0; {676#true} is VALID [2022-02-20 18:15:11,412 INFO L290 TraceCheckUtils]: 16: Hoare triple {676#true} assume true; {676#true} is VALID [2022-02-20 18:15:11,412 INFO L284 TraceCheckUtils]: 17: Hoare quadruple {676#true} {708#(<= |fibo1_#in~n| 2)} #55#return; {708#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:11,413 INFO L290 TraceCheckUtils]: 18: Hoare triple {708#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {708#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:11,413 INFO L290 TraceCheckUtils]: 19: Hoare triple {708#(<= |fibo1_#in~n| 2)} assume true; {708#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:11,414 INFO L284 TraceCheckUtils]: 20: Hoare quadruple {708#(<= |fibo1_#in~n| 2)} {678#(<= 20 |ULTIMATE.start_main_~x~0#1|)} #47#return; {677#false} is VALID [2022-02-20 18:15:11,414 INFO L290 TraceCheckUtils]: 21: Hoare triple {677#false} assume -2147483648 <= main_#t~ret8#1 && main_#t~ret8#1 <= 2147483647;main_~result~0#1 := main_#t~ret8#1;havoc main_#t~ret8#1; {677#false} is VALID [2022-02-20 18:15:11,419 INFO L290 TraceCheckUtils]: 22: Hoare triple {677#false} assume 6765 == main_~result~0#1; {677#false} is VALID [2022-02-20 18:15:11,419 INFO L290 TraceCheckUtils]: 23: Hoare triple {677#false} assume !false; {677#false} is VALID [2022-02-20 18:15:11,420 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-20 18:15:11,420 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 18:15:11,936 INFO L290 TraceCheckUtils]: 23: Hoare triple {677#false} assume !false; {677#false} is VALID [2022-02-20 18:15:11,936 INFO L290 TraceCheckUtils]: 22: Hoare triple {677#false} assume 6765 == main_~result~0#1; {677#false} is VALID [2022-02-20 18:15:11,936 INFO L290 TraceCheckUtils]: 21: Hoare triple {677#false} assume -2147483648 <= main_#t~ret8#1 && main_#t~ret8#1 <= 2147483647;main_~result~0#1 := main_#t~ret8#1;havoc main_#t~ret8#1; {677#false} is VALID [2022-02-20 18:15:11,937 INFO L284 TraceCheckUtils]: 20: Hoare quadruple {708#(<= |fibo1_#in~n| 2)} {794#(< 2 |ULTIMATE.start_main_~x~0#1|)} #47#return; {677#false} is VALID [2022-02-20 18:15:11,937 INFO L290 TraceCheckUtils]: 19: Hoare triple {708#(<= |fibo1_#in~n| 2)} assume true; {708#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:11,938 INFO L290 TraceCheckUtils]: 18: Hoare triple {708#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {708#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:11,941 INFO L284 TraceCheckUtils]: 17: Hoare quadruple {676#true} {708#(<= |fibo1_#in~n| 2)} #55#return; {708#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:11,949 INFO L290 TraceCheckUtils]: 16: Hoare triple {676#true} assume true; {676#true} is VALID [2022-02-20 18:15:11,950 INFO L290 TraceCheckUtils]: 15: Hoare triple {676#true} assume ~n < 1;#res := 0; {676#true} is VALID [2022-02-20 18:15:11,950 INFO L290 TraceCheckUtils]: 14: Hoare triple {676#true} ~n := #in~n; {676#true} is VALID [2022-02-20 18:15:11,950 INFO L272 TraceCheckUtils]: 13: Hoare triple {708#(<= |fibo1_#in~n| 2)} call #t~ret5 := fibo2(~n - 2); {676#true} is VALID [2022-02-20 18:15:11,950 INFO L290 TraceCheckUtils]: 12: Hoare triple {708#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {708#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:11,951 INFO L284 TraceCheckUtils]: 11: Hoare quadruple {710#(<= |fibo2_#in~n| 1)} {825#(or (< 2 fibo1_~n) (<= |fibo1_#in~n| 2))} #53#return; {708#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:11,952 INFO L290 TraceCheckUtils]: 10: Hoare triple {710#(<= |fibo2_#in~n| 1)} assume true; {710#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:11,952 INFO L290 TraceCheckUtils]: 9: Hoare triple {835#(or (not (<= fibo2_~n 1)) (<= |fibo2_#in~n| 1))} assume 1 == ~n;#res := 1; {710#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:11,952 INFO L290 TraceCheckUtils]: 8: Hoare triple {835#(or (not (<= fibo2_~n 1)) (<= |fibo2_#in~n| 1))} assume !(~n < 1); {835#(or (not (<= fibo2_~n 1)) (<= |fibo2_#in~n| 1))} is VALID [2022-02-20 18:15:11,953 INFO L290 TraceCheckUtils]: 7: Hoare triple {676#true} ~n := #in~n; {835#(or (not (<= fibo2_~n 1)) (<= |fibo2_#in~n| 1))} is VALID [2022-02-20 18:15:11,953 INFO L272 TraceCheckUtils]: 6: Hoare triple {825#(or (< 2 fibo1_~n) (<= |fibo1_#in~n| 2))} call #t~ret4 := fibo2(~n - 1); {676#true} is VALID [2022-02-20 18:15:11,953 INFO L290 TraceCheckUtils]: 5: Hoare triple {825#(or (< 2 fibo1_~n) (<= |fibo1_#in~n| 2))} assume !(1 == ~n); {825#(or (< 2 fibo1_~n) (<= |fibo1_#in~n| 2))} is VALID [2022-02-20 18:15:11,954 INFO L290 TraceCheckUtils]: 4: Hoare triple {825#(or (< 2 fibo1_~n) (<= |fibo1_#in~n| 2))} assume !(~n < 1); {825#(or (< 2 fibo1_~n) (<= |fibo1_#in~n| 2))} is VALID [2022-02-20 18:15:11,954 INFO L290 TraceCheckUtils]: 3: Hoare triple {676#true} ~n := #in~n; {825#(or (< 2 fibo1_~n) (<= |fibo1_#in~n| 2))} is VALID [2022-02-20 18:15:11,954 INFO L272 TraceCheckUtils]: 2: Hoare triple {794#(< 2 |ULTIMATE.start_main_~x~0#1|)} call main_#t~ret8#1 := fibo1(main_~x~0#1); {676#true} is VALID [2022-02-20 18:15:11,955 INFO L290 TraceCheckUtils]: 1: Hoare triple {676#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret8#1, main_~x~0#1, main_~result~0#1;main_~x~0#1 := 20; {794#(< 2 |ULTIMATE.start_main_~x~0#1|)} is VALID [2022-02-20 18:15:11,955 INFO L290 TraceCheckUtils]: 0: Hoare triple {676#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); {676#true} is VALID [2022-02-20 18:15:11,955 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-20 18:15:11,955 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [601624964] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 18:15:11,955 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 18:15:11,955 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 7] total 13 [2022-02-20 18:15:11,956 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593621890] [2022-02-20 18:15:11,956 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 18:15:11,957 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 11 states have (on average 2.909090909090909) internal successors, (32), 13 states have internal predecessors, (32), 7 states have call successors, (7), 1 states have call predecessors, (7), 3 states have return successors, (7), 3 states have call predecessors, (7), 7 states have call successors, (7) Word has length 24 [2022-02-20 18:15:11,958 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:15:11,958 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 13 states, 11 states have (on average 2.909090909090909) internal successors, (32), 13 states have internal predecessors, (32), 7 states have call successors, (7), 1 states have call predecessors, (7), 3 states have return successors, (7), 3 states have call predecessors, (7), 7 states have call successors, (7) [2022-02-20 18:15:11,986 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 46 edges. 46 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:15:11,986 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-20 18:15:11,986 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:15:11,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-20 18:15:11,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2022-02-20 18:15:11,987 INFO L87 Difference]: Start difference. First operand 29 states and 36 transitions. Second operand has 13 states, 11 states have (on average 2.909090909090909) internal successors, (32), 13 states have internal predecessors, (32), 7 states have call successors, (7), 1 states have call predecessors, (7), 3 states have return successors, (7), 3 states have call predecessors, (7), 7 states have call successors, (7) [2022-02-20 18:15:12,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:15:12,439 INFO L93 Difference]: Finished difference Result 51 states and 71 transitions. [2022-02-20 18:15:12,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-20 18:15:12,440 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 11 states have (on average 2.909090909090909) internal successors, (32), 13 states have internal predecessors, (32), 7 states have call successors, (7), 1 states have call predecessors, (7), 3 states have return successors, (7), 3 states have call predecessors, (7), 7 states have call successors, (7) Word has length 24 [2022-02-20 18:15:12,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:15:12,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 11 states have (on average 2.909090909090909) internal successors, (32), 13 states have internal predecessors, (32), 7 states have call successors, (7), 1 states have call predecessors, (7), 3 states have return successors, (7), 3 states have call predecessors, (7), 7 states have call successors, (7) [2022-02-20 18:15:12,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 63 transitions. [2022-02-20 18:15:12,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 11 states have (on average 2.909090909090909) internal successors, (32), 13 states have internal predecessors, (32), 7 states have call successors, (7), 1 states have call predecessors, (7), 3 states have return successors, (7), 3 states have call predecessors, (7), 7 states have call successors, (7) [2022-02-20 18:15:12,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 63 transitions. [2022-02-20 18:15:12,448 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states and 63 transitions. [2022-02-20 18:15:12,496 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:15:12,499 INFO L225 Difference]: With dead ends: 51 [2022-02-20 18:15:12,499 INFO L226 Difference]: Without dead ends: 47 [2022-02-20 18:15:12,499 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-02-20 18:15:12,500 INFO L933 BasicCegarLoop]: 20 mSDtfsCounter, 49 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 174 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 174 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-20 18:15:12,501 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [59 Valid, 120 Invalid, 204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 174 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-20 18:15:12,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2022-02-20 18:15:12,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 45. [2022-02-20 18:15:12,514 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:15:12,515 INFO L82 GeneralOperation]: Start isEquivalent. First operand 47 states. Second operand has 45 states, 30 states have (on average 1.2666666666666666) internal successors, (38), 31 states have internal predecessors, (38), 9 states have call successors, (9), 4 states have call predecessors, (9), 5 states have return successors, (15), 9 states have call predecessors, (15), 9 states have call successors, (15) [2022-02-20 18:15:12,515 INFO L74 IsIncluded]: Start isIncluded. First operand 47 states. Second operand has 45 states, 30 states have (on average 1.2666666666666666) internal successors, (38), 31 states have internal predecessors, (38), 9 states have call successors, (9), 4 states have call predecessors, (9), 5 states have return successors, (15), 9 states have call predecessors, (15), 9 states have call successors, (15) [2022-02-20 18:15:12,515 INFO L87 Difference]: Start difference. First operand 47 states. Second operand has 45 states, 30 states have (on average 1.2666666666666666) internal successors, (38), 31 states have internal predecessors, (38), 9 states have call successors, (9), 4 states have call predecessors, (9), 5 states have return successors, (15), 9 states have call predecessors, (15), 9 states have call successors, (15) [2022-02-20 18:15:12,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:15:12,519 INFO L93 Difference]: Finished difference Result 47 states and 67 transitions. [2022-02-20 18:15:12,519 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 67 transitions. [2022-02-20 18:15:12,520 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:15:12,520 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:15:12,520 INFO L74 IsIncluded]: Start isIncluded. First operand has 45 states, 30 states have (on average 1.2666666666666666) internal successors, (38), 31 states have internal predecessors, (38), 9 states have call successors, (9), 4 states have call predecessors, (9), 5 states have return successors, (15), 9 states have call predecessors, (15), 9 states have call successors, (15) Second operand 47 states. [2022-02-20 18:15:12,521 INFO L87 Difference]: Start difference. First operand has 45 states, 30 states have (on average 1.2666666666666666) internal successors, (38), 31 states have internal predecessors, (38), 9 states have call successors, (9), 4 states have call predecessors, (9), 5 states have return successors, (15), 9 states have call predecessors, (15), 9 states have call successors, (15) Second operand 47 states. [2022-02-20 18:15:12,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:15:12,524 INFO L93 Difference]: Finished difference Result 47 states and 67 transitions. [2022-02-20 18:15:12,524 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 67 transitions. [2022-02-20 18:15:12,525 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:15:12,525 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:15:12,525 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:15:12,525 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:15:12,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 30 states have (on average 1.2666666666666666) internal successors, (38), 31 states have internal predecessors, (38), 9 states have call successors, (9), 4 states have call predecessors, (9), 5 states have return successors, (15), 9 states have call predecessors, (15), 9 states have call successors, (15) [2022-02-20 18:15:12,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 62 transitions. [2022-02-20 18:15:12,528 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 62 transitions. Word has length 24 [2022-02-20 18:15:12,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:15:12,529 INFO L470 AbstractCegarLoop]: Abstraction has 45 states and 62 transitions. [2022-02-20 18:15:12,529 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 11 states have (on average 2.909090909090909) internal successors, (32), 13 states have internal predecessors, (32), 7 states have call successors, (7), 1 states have call predecessors, (7), 3 states have return successors, (7), 3 states have call predecessors, (7), 7 states have call successors, (7) [2022-02-20 18:15:12,529 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 62 transitions. [2022-02-20 18:15:12,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-02-20 18:15:12,530 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:15:12,530 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:15:12,552 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-02-20 18:15:12,743 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2022-02-20 18:15:12,744 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:15:12,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:15:12,744 INFO L85 PathProgramCache]: Analyzing trace with hash -2061621832, now seen corresponding path program 1 times [2022-02-20 18:15:12,744 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:15:12,745 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799142316] [2022-02-20 18:15:12,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:15:12,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:15:12,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:12,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-02-20 18:15:12,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:12,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:12,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:12,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:12,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:12,845 INFO L290 TraceCheckUtils]: 0: Hoare triple {1075#true} ~n := #in~n; {1138#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:12,845 INFO L290 TraceCheckUtils]: 1: Hoare triple {1138#(= fibo1_~n |fibo1_#in~n|)} assume ~n < 1;#res := 0; {1139#(<= |fibo1_#in~n| 0)} is VALID [2022-02-20 18:15:12,846 INFO L290 TraceCheckUtils]: 2: Hoare triple {1139#(<= |fibo1_#in~n| 0)} assume true; {1139#(<= |fibo1_#in~n| 0)} is VALID [2022-02-20 18:15:12,846 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1139#(<= |fibo1_#in~n| 0)} {1129#(not (<= fibo2_~n 1))} #49#return; {1076#false} is VALID [2022-02-20 18:15:12,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-02-20 18:15:12,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:12,851 INFO L290 TraceCheckUtils]: 0: Hoare triple {1075#true} ~n := #in~n; {1075#true} is VALID [2022-02-20 18:15:12,851 INFO L290 TraceCheckUtils]: 1: Hoare triple {1075#true} assume ~n < 1;#res := 0; {1075#true} is VALID [2022-02-20 18:15:12,852 INFO L290 TraceCheckUtils]: 2: Hoare triple {1075#true} assume true; {1075#true} is VALID [2022-02-20 18:15:12,852 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1075#true} {1076#false} #51#return; {1076#false} is VALID [2022-02-20 18:15:12,852 INFO L290 TraceCheckUtils]: 0: Hoare triple {1075#true} ~n := #in~n; {1075#true} is VALID [2022-02-20 18:15:12,852 INFO L290 TraceCheckUtils]: 1: Hoare triple {1075#true} assume !(~n < 1); {1128#(< 0 fibo2_~n)} is VALID [2022-02-20 18:15:12,853 INFO L290 TraceCheckUtils]: 2: Hoare triple {1128#(< 0 fibo2_~n)} assume !(1 == ~n); {1129#(not (<= fibo2_~n 1))} is VALID [2022-02-20 18:15:12,853 INFO L272 TraceCheckUtils]: 3: Hoare triple {1129#(not (<= fibo2_~n 1))} call #t~ret6 := fibo1(~n - 1); {1075#true} is VALID [2022-02-20 18:15:12,853 INFO L290 TraceCheckUtils]: 4: Hoare triple {1075#true} ~n := #in~n; {1138#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:12,854 INFO L290 TraceCheckUtils]: 5: Hoare triple {1138#(= fibo1_~n |fibo1_#in~n|)} assume ~n < 1;#res := 0; {1139#(<= |fibo1_#in~n| 0)} is VALID [2022-02-20 18:15:12,854 INFO L290 TraceCheckUtils]: 6: Hoare triple {1139#(<= |fibo1_#in~n| 0)} assume true; {1139#(<= |fibo1_#in~n| 0)} is VALID [2022-02-20 18:15:12,855 INFO L284 TraceCheckUtils]: 7: Hoare quadruple {1139#(<= |fibo1_#in~n| 0)} {1129#(not (<= fibo2_~n 1))} #49#return; {1076#false} is VALID [2022-02-20 18:15:12,855 INFO L290 TraceCheckUtils]: 8: Hoare triple {1076#false} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {1076#false} is VALID [2022-02-20 18:15:12,855 INFO L272 TraceCheckUtils]: 9: Hoare triple {1076#false} call #t~ret7 := fibo1(~n - 2); {1075#true} is VALID [2022-02-20 18:15:12,855 INFO L290 TraceCheckUtils]: 10: Hoare triple {1075#true} ~n := #in~n; {1075#true} is VALID [2022-02-20 18:15:12,856 INFO L290 TraceCheckUtils]: 11: Hoare triple {1075#true} assume ~n < 1;#res := 0; {1075#true} is VALID [2022-02-20 18:15:12,856 INFO L290 TraceCheckUtils]: 12: Hoare triple {1075#true} assume true; {1075#true} is VALID [2022-02-20 18:15:12,856 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {1075#true} {1076#false} #51#return; {1076#false} is VALID [2022-02-20 18:15:12,856 INFO L290 TraceCheckUtils]: 14: Hoare triple {1076#false} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {1076#false} is VALID [2022-02-20 18:15:12,856 INFO L290 TraceCheckUtils]: 15: Hoare triple {1076#false} assume true; {1076#false} is VALID [2022-02-20 18:15:12,856 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {1076#false} {1075#true} #53#return; {1076#false} is VALID [2022-02-20 18:15:12,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-02-20 18:15:12,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:12,862 INFO L290 TraceCheckUtils]: 0: Hoare triple {1075#true} ~n := #in~n; {1075#true} is VALID [2022-02-20 18:15:12,862 INFO L290 TraceCheckUtils]: 1: Hoare triple {1075#true} assume ~n < 1;#res := 0; {1075#true} is VALID [2022-02-20 18:15:12,862 INFO L290 TraceCheckUtils]: 2: Hoare triple {1075#true} assume true; {1075#true} is VALID [2022-02-20 18:15:12,862 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1075#true} {1076#false} #55#return; {1076#false} is VALID [2022-02-20 18:15:12,862 INFO L290 TraceCheckUtils]: 0: Hoare triple {1075#true} ~n := #in~n; {1075#true} is VALID [2022-02-20 18:15:12,863 INFO L290 TraceCheckUtils]: 1: Hoare triple {1075#true} assume !(~n < 1); {1075#true} is VALID [2022-02-20 18:15:12,863 INFO L290 TraceCheckUtils]: 2: Hoare triple {1075#true} assume !(1 == ~n); {1075#true} is VALID [2022-02-20 18:15:12,863 INFO L272 TraceCheckUtils]: 3: Hoare triple {1075#true} call #t~ret4 := fibo2(~n - 1); {1075#true} is VALID [2022-02-20 18:15:12,863 INFO L290 TraceCheckUtils]: 4: Hoare triple {1075#true} ~n := #in~n; {1075#true} is VALID [2022-02-20 18:15:12,863 INFO L290 TraceCheckUtils]: 5: Hoare triple {1075#true} assume !(~n < 1); {1128#(< 0 fibo2_~n)} is VALID [2022-02-20 18:15:12,864 INFO L290 TraceCheckUtils]: 6: Hoare triple {1128#(< 0 fibo2_~n)} assume !(1 == ~n); {1129#(not (<= fibo2_~n 1))} is VALID [2022-02-20 18:15:12,864 INFO L272 TraceCheckUtils]: 7: Hoare triple {1129#(not (<= fibo2_~n 1))} call #t~ret6 := fibo1(~n - 1); {1075#true} is VALID [2022-02-20 18:15:12,864 INFO L290 TraceCheckUtils]: 8: Hoare triple {1075#true} ~n := #in~n; {1138#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:12,865 INFO L290 TraceCheckUtils]: 9: Hoare triple {1138#(= fibo1_~n |fibo1_#in~n|)} assume ~n < 1;#res := 0; {1139#(<= |fibo1_#in~n| 0)} is VALID [2022-02-20 18:15:12,865 INFO L290 TraceCheckUtils]: 10: Hoare triple {1139#(<= |fibo1_#in~n| 0)} assume true; {1139#(<= |fibo1_#in~n| 0)} is VALID [2022-02-20 18:15:12,866 INFO L284 TraceCheckUtils]: 11: Hoare quadruple {1139#(<= |fibo1_#in~n| 0)} {1129#(not (<= fibo2_~n 1))} #49#return; {1076#false} is VALID [2022-02-20 18:15:12,866 INFO L290 TraceCheckUtils]: 12: Hoare triple {1076#false} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {1076#false} is VALID [2022-02-20 18:15:12,866 INFO L272 TraceCheckUtils]: 13: Hoare triple {1076#false} call #t~ret7 := fibo1(~n - 2); {1075#true} is VALID [2022-02-20 18:15:12,866 INFO L290 TraceCheckUtils]: 14: Hoare triple {1075#true} ~n := #in~n; {1075#true} is VALID [2022-02-20 18:15:12,867 INFO L290 TraceCheckUtils]: 15: Hoare triple {1075#true} assume ~n < 1;#res := 0; {1075#true} is VALID [2022-02-20 18:15:12,867 INFO L290 TraceCheckUtils]: 16: Hoare triple {1075#true} assume true; {1075#true} is VALID [2022-02-20 18:15:12,867 INFO L284 TraceCheckUtils]: 17: Hoare quadruple {1075#true} {1076#false} #51#return; {1076#false} is VALID [2022-02-20 18:15:12,867 INFO L290 TraceCheckUtils]: 18: Hoare triple {1076#false} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {1076#false} is VALID [2022-02-20 18:15:12,867 INFO L290 TraceCheckUtils]: 19: Hoare triple {1076#false} assume true; {1076#false} is VALID [2022-02-20 18:15:12,867 INFO L284 TraceCheckUtils]: 20: Hoare quadruple {1076#false} {1075#true} #53#return; {1076#false} is VALID [2022-02-20 18:15:12,867 INFO L290 TraceCheckUtils]: 21: Hoare triple {1076#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {1076#false} is VALID [2022-02-20 18:15:12,867 INFO L272 TraceCheckUtils]: 22: Hoare triple {1076#false} call #t~ret5 := fibo2(~n - 2); {1075#true} is VALID [2022-02-20 18:15:12,868 INFO L290 TraceCheckUtils]: 23: Hoare triple {1075#true} ~n := #in~n; {1075#true} is VALID [2022-02-20 18:15:12,868 INFO L290 TraceCheckUtils]: 24: Hoare triple {1075#true} assume ~n < 1;#res := 0; {1075#true} is VALID [2022-02-20 18:15:12,868 INFO L290 TraceCheckUtils]: 25: Hoare triple {1075#true} assume true; {1075#true} is VALID [2022-02-20 18:15:12,868 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {1075#true} {1076#false} #55#return; {1076#false} is VALID [2022-02-20 18:15:12,868 INFO L290 TraceCheckUtils]: 27: Hoare triple {1076#false} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {1076#false} is VALID [2022-02-20 18:15:12,868 INFO L290 TraceCheckUtils]: 28: Hoare triple {1076#false} assume true; {1076#false} is VALID [2022-02-20 18:15:12,868 INFO L284 TraceCheckUtils]: 29: Hoare quadruple {1076#false} {1075#true} #47#return; {1076#false} is VALID [2022-02-20 18:15:12,869 INFO L290 TraceCheckUtils]: 0: Hoare triple {1075#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); {1075#true} is VALID [2022-02-20 18:15:12,869 INFO L290 TraceCheckUtils]: 1: Hoare triple {1075#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret8#1, main_~x~0#1, main_~result~0#1;main_~x~0#1 := 20; {1075#true} is VALID [2022-02-20 18:15:12,869 INFO L272 TraceCheckUtils]: 2: Hoare triple {1075#true} call main_#t~ret8#1 := fibo1(main_~x~0#1); {1075#true} is VALID [2022-02-20 18:15:12,869 INFO L290 TraceCheckUtils]: 3: Hoare triple {1075#true} ~n := #in~n; {1075#true} is VALID [2022-02-20 18:15:12,869 INFO L290 TraceCheckUtils]: 4: Hoare triple {1075#true} assume !(~n < 1); {1075#true} is VALID [2022-02-20 18:15:12,869 INFO L290 TraceCheckUtils]: 5: Hoare triple {1075#true} assume !(1 == ~n); {1075#true} is VALID [2022-02-20 18:15:12,869 INFO L272 TraceCheckUtils]: 6: Hoare triple {1075#true} call #t~ret4 := fibo2(~n - 1); {1075#true} is VALID [2022-02-20 18:15:12,869 INFO L290 TraceCheckUtils]: 7: Hoare triple {1075#true} ~n := #in~n; {1075#true} is VALID [2022-02-20 18:15:12,870 INFO L290 TraceCheckUtils]: 8: Hoare triple {1075#true} assume !(~n < 1); {1128#(< 0 fibo2_~n)} is VALID [2022-02-20 18:15:12,870 INFO L290 TraceCheckUtils]: 9: Hoare triple {1128#(< 0 fibo2_~n)} assume !(1 == ~n); {1129#(not (<= fibo2_~n 1))} is VALID [2022-02-20 18:15:12,871 INFO L272 TraceCheckUtils]: 10: Hoare triple {1129#(not (<= fibo2_~n 1))} call #t~ret6 := fibo1(~n - 1); {1075#true} is VALID [2022-02-20 18:15:12,871 INFO L290 TraceCheckUtils]: 11: Hoare triple {1075#true} ~n := #in~n; {1138#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:12,871 INFO L290 TraceCheckUtils]: 12: Hoare triple {1138#(= fibo1_~n |fibo1_#in~n|)} assume ~n < 1;#res := 0; {1139#(<= |fibo1_#in~n| 0)} is VALID [2022-02-20 18:15:12,872 INFO L290 TraceCheckUtils]: 13: Hoare triple {1139#(<= |fibo1_#in~n| 0)} assume true; {1139#(<= |fibo1_#in~n| 0)} is VALID [2022-02-20 18:15:12,872 INFO L284 TraceCheckUtils]: 14: Hoare quadruple {1139#(<= |fibo1_#in~n| 0)} {1129#(not (<= fibo2_~n 1))} #49#return; {1076#false} is VALID [2022-02-20 18:15:12,873 INFO L290 TraceCheckUtils]: 15: Hoare triple {1076#false} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {1076#false} is VALID [2022-02-20 18:15:12,873 INFO L272 TraceCheckUtils]: 16: Hoare triple {1076#false} call #t~ret7 := fibo1(~n - 2); {1075#true} is VALID [2022-02-20 18:15:12,873 INFO L290 TraceCheckUtils]: 17: Hoare triple {1075#true} ~n := #in~n; {1075#true} is VALID [2022-02-20 18:15:12,873 INFO L290 TraceCheckUtils]: 18: Hoare triple {1075#true} assume ~n < 1;#res := 0; {1075#true} is VALID [2022-02-20 18:15:12,873 INFO L290 TraceCheckUtils]: 19: Hoare triple {1075#true} assume true; {1075#true} is VALID [2022-02-20 18:15:12,873 INFO L284 TraceCheckUtils]: 20: Hoare quadruple {1075#true} {1076#false} #51#return; {1076#false} is VALID [2022-02-20 18:15:12,873 INFO L290 TraceCheckUtils]: 21: Hoare triple {1076#false} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {1076#false} is VALID [2022-02-20 18:15:12,873 INFO L290 TraceCheckUtils]: 22: Hoare triple {1076#false} assume true; {1076#false} is VALID [2022-02-20 18:15:12,874 INFO L284 TraceCheckUtils]: 23: Hoare quadruple {1076#false} {1075#true} #53#return; {1076#false} is VALID [2022-02-20 18:15:12,874 INFO L290 TraceCheckUtils]: 24: Hoare triple {1076#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {1076#false} is VALID [2022-02-20 18:15:12,874 INFO L272 TraceCheckUtils]: 25: Hoare triple {1076#false} call #t~ret5 := fibo2(~n - 2); {1075#true} is VALID [2022-02-20 18:15:12,874 INFO L290 TraceCheckUtils]: 26: Hoare triple {1075#true} ~n := #in~n; {1075#true} is VALID [2022-02-20 18:15:12,874 INFO L290 TraceCheckUtils]: 27: Hoare triple {1075#true} assume ~n < 1;#res := 0; {1075#true} is VALID [2022-02-20 18:15:12,874 INFO L290 TraceCheckUtils]: 28: Hoare triple {1075#true} assume true; {1075#true} is VALID [2022-02-20 18:15:12,874 INFO L284 TraceCheckUtils]: 29: Hoare quadruple {1075#true} {1076#false} #55#return; {1076#false} is VALID [2022-02-20 18:15:12,874 INFO L290 TraceCheckUtils]: 30: Hoare triple {1076#false} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {1076#false} is VALID [2022-02-20 18:15:12,875 INFO L290 TraceCheckUtils]: 31: Hoare triple {1076#false} assume true; {1076#false} is VALID [2022-02-20 18:15:12,875 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {1076#false} {1075#true} #47#return; {1076#false} is VALID [2022-02-20 18:15:12,875 INFO L290 TraceCheckUtils]: 33: Hoare triple {1076#false} assume -2147483648 <= main_#t~ret8#1 && main_#t~ret8#1 <= 2147483647;main_~result~0#1 := main_#t~ret8#1;havoc main_#t~ret8#1; {1076#false} is VALID [2022-02-20 18:15:12,875 INFO L290 TraceCheckUtils]: 34: Hoare triple {1076#false} assume 6765 == main_~result~0#1; {1076#false} is VALID [2022-02-20 18:15:12,875 INFO L290 TraceCheckUtils]: 35: Hoare triple {1076#false} assume !false; {1076#false} is VALID [2022-02-20 18:15:12,875 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-02-20 18:15:12,876 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:15:12,876 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799142316] [2022-02-20 18:15:12,876 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [799142316] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 18:15:12,876 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [594080898] [2022-02-20 18:15:12,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:15:12,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 18:15:12,876 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 18:15:12,878 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 18:15:12,908 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-02-20 18:15:12,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:12,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 8 conjunts are in the unsatisfiable core [2022-02-20 18:15:12,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:12,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 18:15:13,185 INFO L290 TraceCheckUtils]: 0: Hoare triple {1075#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); {1075#true} is VALID [2022-02-20 18:15:13,186 INFO L290 TraceCheckUtils]: 1: Hoare triple {1075#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret8#1, main_~x~0#1, main_~result~0#1;main_~x~0#1 := 20; {1146#(<= 20 |ULTIMATE.start_main_~x~0#1|)} is VALID [2022-02-20 18:15:13,186 INFO L272 TraceCheckUtils]: 2: Hoare triple {1146#(<= 20 |ULTIMATE.start_main_~x~0#1|)} call main_#t~ret8#1 := fibo1(main_~x~0#1); {1075#true} is VALID [2022-02-20 18:15:13,187 INFO L290 TraceCheckUtils]: 3: Hoare triple {1075#true} ~n := #in~n; {1153#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:13,187 INFO L290 TraceCheckUtils]: 4: Hoare triple {1153#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {1153#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:13,188 INFO L290 TraceCheckUtils]: 5: Hoare triple {1153#(<= |fibo1_#in~n| fibo1_~n)} assume !(1 == ~n); {1153#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:13,188 INFO L272 TraceCheckUtils]: 6: Hoare triple {1153#(<= |fibo1_#in~n| fibo1_~n)} call #t~ret4 := fibo2(~n - 1); {1075#true} is VALID [2022-02-20 18:15:13,188 INFO L290 TraceCheckUtils]: 7: Hoare triple {1075#true} ~n := #in~n; {1166#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:13,189 INFO L290 TraceCheckUtils]: 8: Hoare triple {1166#(<= |fibo2_#in~n| fibo2_~n)} assume !(~n < 1); {1166#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:13,189 INFO L290 TraceCheckUtils]: 9: Hoare triple {1166#(<= |fibo2_#in~n| fibo2_~n)} assume !(1 == ~n); {1166#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:13,189 INFO L272 TraceCheckUtils]: 10: Hoare triple {1166#(<= |fibo2_#in~n| fibo2_~n)} call #t~ret6 := fibo1(~n - 1); {1075#true} is VALID [2022-02-20 18:15:13,192 INFO L290 TraceCheckUtils]: 11: Hoare triple {1075#true} ~n := #in~n; {1153#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:13,193 INFO L290 TraceCheckUtils]: 12: Hoare triple {1153#(<= |fibo1_#in~n| fibo1_~n)} assume ~n < 1;#res := 0; {1139#(<= |fibo1_#in~n| 0)} is VALID [2022-02-20 18:15:13,193 INFO L290 TraceCheckUtils]: 13: Hoare triple {1139#(<= |fibo1_#in~n| 0)} assume true; {1139#(<= |fibo1_#in~n| 0)} is VALID [2022-02-20 18:15:13,194 INFO L284 TraceCheckUtils]: 14: Hoare quadruple {1139#(<= |fibo1_#in~n| 0)} {1166#(<= |fibo2_#in~n| fibo2_~n)} #49#return; {1188#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:13,195 INFO L290 TraceCheckUtils]: 15: Hoare triple {1188#(<= |fibo2_#in~n| 1)} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {1188#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:13,195 INFO L272 TraceCheckUtils]: 16: Hoare triple {1188#(<= |fibo2_#in~n| 1)} call #t~ret7 := fibo1(~n - 2); {1075#true} is VALID [2022-02-20 18:15:13,196 INFO L290 TraceCheckUtils]: 17: Hoare triple {1075#true} ~n := #in~n; {1075#true} is VALID [2022-02-20 18:15:13,196 INFO L290 TraceCheckUtils]: 18: Hoare triple {1075#true} assume ~n < 1;#res := 0; {1075#true} is VALID [2022-02-20 18:15:13,196 INFO L290 TraceCheckUtils]: 19: Hoare triple {1075#true} assume true; {1075#true} is VALID [2022-02-20 18:15:13,197 INFO L284 TraceCheckUtils]: 20: Hoare quadruple {1075#true} {1188#(<= |fibo2_#in~n| 1)} #51#return; {1188#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:13,198 INFO L290 TraceCheckUtils]: 21: Hoare triple {1188#(<= |fibo2_#in~n| 1)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {1188#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:13,198 INFO L290 TraceCheckUtils]: 22: Hoare triple {1188#(<= |fibo2_#in~n| 1)} assume true; {1188#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:13,199 INFO L284 TraceCheckUtils]: 23: Hoare quadruple {1188#(<= |fibo2_#in~n| 1)} {1153#(<= |fibo1_#in~n| fibo1_~n)} #53#return; {1216#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:13,199 INFO L290 TraceCheckUtils]: 24: Hoare triple {1216#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {1216#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:13,199 INFO L272 TraceCheckUtils]: 25: Hoare triple {1216#(<= |fibo1_#in~n| 2)} call #t~ret5 := fibo2(~n - 2); {1075#true} is VALID [2022-02-20 18:15:13,199 INFO L290 TraceCheckUtils]: 26: Hoare triple {1075#true} ~n := #in~n; {1075#true} is VALID [2022-02-20 18:15:13,199 INFO L290 TraceCheckUtils]: 27: Hoare triple {1075#true} assume ~n < 1;#res := 0; {1075#true} is VALID [2022-02-20 18:15:13,199 INFO L290 TraceCheckUtils]: 28: Hoare triple {1075#true} assume true; {1075#true} is VALID [2022-02-20 18:15:13,201 INFO L284 TraceCheckUtils]: 29: Hoare quadruple {1075#true} {1216#(<= |fibo1_#in~n| 2)} #55#return; {1216#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:13,201 INFO L290 TraceCheckUtils]: 30: Hoare triple {1216#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {1216#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:13,201 INFO L290 TraceCheckUtils]: 31: Hoare triple {1216#(<= |fibo1_#in~n| 2)} assume true; {1216#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:13,202 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {1216#(<= |fibo1_#in~n| 2)} {1146#(<= 20 |ULTIMATE.start_main_~x~0#1|)} #47#return; {1076#false} is VALID [2022-02-20 18:15:13,202 INFO L290 TraceCheckUtils]: 33: Hoare triple {1076#false} assume -2147483648 <= main_#t~ret8#1 && main_#t~ret8#1 <= 2147483647;main_~result~0#1 := main_#t~ret8#1;havoc main_#t~ret8#1; {1076#false} is VALID [2022-02-20 18:15:13,202 INFO L290 TraceCheckUtils]: 34: Hoare triple {1076#false} assume 6765 == main_~result~0#1; {1076#false} is VALID [2022-02-20 18:15:13,202 INFO L290 TraceCheckUtils]: 35: Hoare triple {1076#false} assume !false; {1076#false} is VALID [2022-02-20 18:15:13,202 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-02-20 18:15:13,203 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 18:15:14,246 INFO L290 TraceCheckUtils]: 35: Hoare triple {1076#false} assume !false; {1076#false} is VALID [2022-02-20 18:15:14,246 INFO L290 TraceCheckUtils]: 34: Hoare triple {1076#false} assume 6765 == main_~result~0#1; {1076#false} is VALID [2022-02-20 18:15:14,246 INFO L290 TraceCheckUtils]: 33: Hoare triple {1076#false} assume -2147483648 <= main_#t~ret8#1 && main_#t~ret8#1 <= 2147483647;main_~result~0#1 := main_#t~ret8#1;havoc main_#t~ret8#1; {1076#false} is VALID [2022-02-20 18:15:14,247 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {1216#(<= |fibo1_#in~n| 2)} {1262#(<= 3 |ULTIMATE.start_main_~x~0#1|)} #47#return; {1076#false} is VALID [2022-02-20 18:15:14,247 INFO L290 TraceCheckUtils]: 31: Hoare triple {1216#(<= |fibo1_#in~n| 2)} assume true; {1216#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:14,248 INFO L290 TraceCheckUtils]: 30: Hoare triple {1216#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {1216#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:14,248 INFO L284 TraceCheckUtils]: 29: Hoare quadruple {1075#true} {1216#(<= |fibo1_#in~n| 2)} #55#return; {1216#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:14,248 INFO L290 TraceCheckUtils]: 28: Hoare triple {1075#true} assume true; {1075#true} is VALID [2022-02-20 18:15:14,248 INFO L290 TraceCheckUtils]: 27: Hoare triple {1075#true} assume ~n < 1;#res := 0; {1075#true} is VALID [2022-02-20 18:15:14,249 INFO L290 TraceCheckUtils]: 26: Hoare triple {1075#true} ~n := #in~n; {1075#true} is VALID [2022-02-20 18:15:14,249 INFO L272 TraceCheckUtils]: 25: Hoare triple {1216#(<= |fibo1_#in~n| 2)} call #t~ret5 := fibo2(~n - 2); {1075#true} is VALID [2022-02-20 18:15:14,249 INFO L290 TraceCheckUtils]: 24: Hoare triple {1216#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {1216#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:14,250 INFO L284 TraceCheckUtils]: 23: Hoare quadruple {1188#(<= |fibo2_#in~n| 1)} {1293#(or (<= 3 fibo1_~n) (<= |fibo1_#in~n| 2))} #53#return; {1216#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:14,250 INFO L290 TraceCheckUtils]: 22: Hoare triple {1188#(<= |fibo2_#in~n| 1)} assume true; {1188#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:14,250 INFO L290 TraceCheckUtils]: 21: Hoare triple {1188#(<= |fibo2_#in~n| 1)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {1188#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:14,251 INFO L284 TraceCheckUtils]: 20: Hoare quadruple {1075#true} {1188#(<= |fibo2_#in~n| 1)} #51#return; {1188#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:14,251 INFO L290 TraceCheckUtils]: 19: Hoare triple {1075#true} assume true; {1075#true} is VALID [2022-02-20 18:15:14,251 INFO L290 TraceCheckUtils]: 18: Hoare triple {1075#true} assume ~n < 1;#res := 0; {1075#true} is VALID [2022-02-20 18:15:14,251 INFO L290 TraceCheckUtils]: 17: Hoare triple {1075#true} ~n := #in~n; {1075#true} is VALID [2022-02-20 18:15:14,251 INFO L272 TraceCheckUtils]: 16: Hoare triple {1188#(<= |fibo2_#in~n| 1)} call #t~ret7 := fibo1(~n - 2); {1075#true} is VALID [2022-02-20 18:15:14,254 INFO L290 TraceCheckUtils]: 15: Hoare triple {1188#(<= |fibo2_#in~n| 1)} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {1188#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:14,255 INFO L284 TraceCheckUtils]: 14: Hoare quadruple {1139#(<= |fibo1_#in~n| 0)} {1324#(or (<= 2 fibo2_~n) (<= |fibo2_#in~n| 1))} #49#return; {1188#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:14,256 INFO L290 TraceCheckUtils]: 13: Hoare triple {1139#(<= |fibo1_#in~n| 0)} assume true; {1139#(<= |fibo1_#in~n| 0)} is VALID [2022-02-20 18:15:14,256 INFO L290 TraceCheckUtils]: 12: Hoare triple {1334#(or (<= |fibo1_#in~n| 0) (not (< fibo1_~n 1)))} assume ~n < 1;#res := 0; {1139#(<= |fibo1_#in~n| 0)} is VALID [2022-02-20 18:15:14,257 INFO L290 TraceCheckUtils]: 11: Hoare triple {1075#true} ~n := #in~n; {1334#(or (<= |fibo1_#in~n| 0) (not (< fibo1_~n 1)))} is VALID [2022-02-20 18:15:14,257 INFO L272 TraceCheckUtils]: 10: Hoare triple {1324#(or (<= 2 fibo2_~n) (<= |fibo2_#in~n| 1))} call #t~ret6 := fibo1(~n - 1); {1075#true} is VALID [2022-02-20 18:15:14,258 INFO L290 TraceCheckUtils]: 9: Hoare triple {1324#(or (<= 2 fibo2_~n) (<= |fibo2_#in~n| 1))} assume !(1 == ~n); {1324#(or (<= 2 fibo2_~n) (<= |fibo2_#in~n| 1))} is VALID [2022-02-20 18:15:14,258 INFO L290 TraceCheckUtils]: 8: Hoare triple {1324#(or (<= 2 fibo2_~n) (<= |fibo2_#in~n| 1))} assume !(~n < 1); {1324#(or (<= 2 fibo2_~n) (<= |fibo2_#in~n| 1))} is VALID [2022-02-20 18:15:14,258 INFO L290 TraceCheckUtils]: 7: Hoare triple {1075#true} ~n := #in~n; {1324#(or (<= 2 fibo2_~n) (<= |fibo2_#in~n| 1))} is VALID [2022-02-20 18:15:14,259 INFO L272 TraceCheckUtils]: 6: Hoare triple {1293#(or (<= 3 fibo1_~n) (<= |fibo1_#in~n| 2))} call #t~ret4 := fibo2(~n - 1); {1075#true} is VALID [2022-02-20 18:15:14,259 INFO L290 TraceCheckUtils]: 5: Hoare triple {1293#(or (<= 3 fibo1_~n) (<= |fibo1_#in~n| 2))} assume !(1 == ~n); {1293#(or (<= 3 fibo1_~n) (<= |fibo1_#in~n| 2))} is VALID [2022-02-20 18:15:14,259 INFO L290 TraceCheckUtils]: 4: Hoare triple {1293#(or (<= 3 fibo1_~n) (<= |fibo1_#in~n| 2))} assume !(~n < 1); {1293#(or (<= 3 fibo1_~n) (<= |fibo1_#in~n| 2))} is VALID [2022-02-20 18:15:14,260 INFO L290 TraceCheckUtils]: 3: Hoare triple {1075#true} ~n := #in~n; {1293#(or (<= 3 fibo1_~n) (<= |fibo1_#in~n| 2))} is VALID [2022-02-20 18:15:14,260 INFO L272 TraceCheckUtils]: 2: Hoare triple {1262#(<= 3 |ULTIMATE.start_main_~x~0#1|)} call main_#t~ret8#1 := fibo1(main_~x~0#1); {1075#true} is VALID [2022-02-20 18:15:14,260 INFO L290 TraceCheckUtils]: 1: Hoare triple {1075#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret8#1, main_~x~0#1, main_~result~0#1;main_~x~0#1 := 20; {1262#(<= 3 |ULTIMATE.start_main_~x~0#1|)} is VALID [2022-02-20 18:15:14,260 INFO L290 TraceCheckUtils]: 0: Hoare triple {1075#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); {1075#true} is VALID [2022-02-20 18:15:14,261 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-20 18:15:14,261 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [594080898] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 18:15:14,261 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 18:15:14,261 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8, 9] total 15 [2022-02-20 18:15:14,261 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233543831] [2022-02-20 18:15:14,261 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 18:15:14,262 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 12 states have (on average 3.9166666666666665) internal successors, (47), 15 states have internal predecessors, (47), 11 states have call successors, (13), 1 states have call predecessors, (13), 5 states have return successors, (13), 3 states have call predecessors, (13), 11 states have call successors, (13) Word has length 36 [2022-02-20 18:15:14,267 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:15:14,267 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 15 states, 12 states have (on average 3.9166666666666665) internal successors, (47), 15 states have internal predecessors, (47), 11 states have call successors, (13), 1 states have call predecessors, (13), 5 states have return successors, (13), 3 states have call predecessors, (13), 11 states have call successors, (13) [2022-02-20 18:15:14,317 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 73 edges. 73 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:15:14,317 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-20 18:15:14,318 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:15:14,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-20 18:15:14,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2022-02-20 18:15:14,320 INFO L87 Difference]: Start difference. First operand 45 states and 62 transitions. Second operand has 15 states, 12 states have (on average 3.9166666666666665) internal successors, (47), 15 states have internal predecessors, (47), 11 states have call successors, (13), 1 states have call predecessors, (13), 5 states have return successors, (13), 3 states have call predecessors, (13), 11 states have call successors, (13) [2022-02-20 18:15:15,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:15:15,049 INFO L93 Difference]: Finished difference Result 105 states and 167 transitions. [2022-02-20 18:15:15,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-20 18:15:15,050 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 12 states have (on average 3.9166666666666665) internal successors, (47), 15 states have internal predecessors, (47), 11 states have call successors, (13), 1 states have call predecessors, (13), 5 states have return successors, (13), 3 states have call predecessors, (13), 11 states have call successors, (13) Word has length 36 [2022-02-20 18:15:15,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:15:15,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 12 states have (on average 3.9166666666666665) internal successors, (47), 15 states have internal predecessors, (47), 11 states have call successors, (13), 1 states have call predecessors, (13), 5 states have return successors, (13), 3 states have call predecessors, (13), 11 states have call successors, (13) [2022-02-20 18:15:15,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 99 transitions. [2022-02-20 18:15:15,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 12 states have (on average 3.9166666666666665) internal successors, (47), 15 states have internal predecessors, (47), 11 states have call successors, (13), 1 states have call predecessors, (13), 5 states have return successors, (13), 3 states have call predecessors, (13), 11 states have call successors, (13) [2022-02-20 18:15:15,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 99 transitions. [2022-02-20 18:15:15,058 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 13 states and 99 transitions. [2022-02-20 18:15:15,139 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 99 edges. 99 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:15:15,148 INFO L225 Difference]: With dead ends: 105 [2022-02-20 18:15:15,148 INFO L226 Difference]: Without dead ends: 63 [2022-02-20 18:15:15,152 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 75 SyntacticMatches, 4 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=93, Invalid=369, Unknown=0, NotChecked=0, Total=462 [2022-02-20 18:15:15,154 INFO L933 BasicCegarLoop]: 21 mSDtfsCounter, 39 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 249 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 185 SdHoareTripleChecker+Invalid, 287 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 249 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-20 18:15:15,155 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [44 Valid, 185 Invalid, 287 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 249 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-20 18:15:15,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2022-02-20 18:15:15,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2022-02-20 18:15:15,179 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:15:15,180 INFO L82 GeneralOperation]: Start isEquivalent. First operand 63 states. Second operand has 63 states, 41 states have (on average 1.2439024390243902) internal successors, (51), 44 states have internal predecessors, (51), 12 states have call successors, (12), 5 states have call predecessors, (12), 9 states have return successors, (29), 13 states have call predecessors, (29), 12 states have call successors, (29) [2022-02-20 18:15:15,180 INFO L74 IsIncluded]: Start isIncluded. First operand 63 states. Second operand has 63 states, 41 states have (on average 1.2439024390243902) internal successors, (51), 44 states have internal predecessors, (51), 12 states have call successors, (12), 5 states have call predecessors, (12), 9 states have return successors, (29), 13 states have call predecessors, (29), 12 states have call successors, (29) [2022-02-20 18:15:15,181 INFO L87 Difference]: Start difference. First operand 63 states. Second operand has 63 states, 41 states have (on average 1.2439024390243902) internal successors, (51), 44 states have internal predecessors, (51), 12 states have call successors, (12), 5 states have call predecessors, (12), 9 states have return successors, (29), 13 states have call predecessors, (29), 12 states have call successors, (29) [2022-02-20 18:15:15,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:15:15,185 INFO L93 Difference]: Finished difference Result 63 states and 92 transitions. [2022-02-20 18:15:15,185 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 92 transitions. [2022-02-20 18:15:15,186 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:15:15,186 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:15:15,186 INFO L74 IsIncluded]: Start isIncluded. First operand has 63 states, 41 states have (on average 1.2439024390243902) internal successors, (51), 44 states have internal predecessors, (51), 12 states have call successors, (12), 5 states have call predecessors, (12), 9 states have return successors, (29), 13 states have call predecessors, (29), 12 states have call successors, (29) Second operand 63 states. [2022-02-20 18:15:15,187 INFO L87 Difference]: Start difference. First operand has 63 states, 41 states have (on average 1.2439024390243902) internal successors, (51), 44 states have internal predecessors, (51), 12 states have call successors, (12), 5 states have call predecessors, (12), 9 states have return successors, (29), 13 states have call predecessors, (29), 12 states have call successors, (29) Second operand 63 states. [2022-02-20 18:15:15,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:15:15,190 INFO L93 Difference]: Finished difference Result 63 states and 92 transitions. [2022-02-20 18:15:15,190 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 92 transitions. [2022-02-20 18:15:15,191 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:15:15,191 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:15:15,191 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:15:15,191 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:15:15,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 41 states have (on average 1.2439024390243902) internal successors, (51), 44 states have internal predecessors, (51), 12 states have call successors, (12), 5 states have call predecessors, (12), 9 states have return successors, (29), 13 states have call predecessors, (29), 12 states have call successors, (29) [2022-02-20 18:15:15,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 92 transitions. [2022-02-20 18:15:15,195 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 92 transitions. Word has length 36 [2022-02-20 18:15:15,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:15:15,196 INFO L470 AbstractCegarLoop]: Abstraction has 63 states and 92 transitions. [2022-02-20 18:15:15,196 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 12 states have (on average 3.9166666666666665) internal successors, (47), 15 states have internal predecessors, (47), 11 states have call successors, (13), 1 states have call predecessors, (13), 5 states have return successors, (13), 3 states have call predecessors, (13), 11 states have call successors, (13) [2022-02-20 18:15:15,196 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 92 transitions. [2022-02-20 18:15:15,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-02-20 18:15:15,197 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:15:15,197 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:15:15,217 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-02-20 18:15:15,403 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 18:15:15,404 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:15:15,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:15:15,404 INFO L85 PathProgramCache]: Analyzing trace with hash 1167294498, now seen corresponding path program 1 times [2022-02-20 18:15:15,404 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:15:15,404 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932602909] [2022-02-20 18:15:15,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:15:15,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:15:15,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:15,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-02-20 18:15:15,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:15,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:15,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:15,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:15,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:15,539 INFO L290 TraceCheckUtils]: 0: Hoare triple {1719#true} ~n := #in~n; {1719#true} is VALID [2022-02-20 18:15:15,539 INFO L290 TraceCheckUtils]: 1: Hoare triple {1719#true} assume !(~n < 1); {1719#true} is VALID [2022-02-20 18:15:15,539 INFO L290 TraceCheckUtils]: 2: Hoare triple {1719#true} assume 1 == ~n;#res := 1; {1719#true} is VALID [2022-02-20 18:15:15,539 INFO L290 TraceCheckUtils]: 3: Hoare triple {1719#true} assume true; {1719#true} is VALID [2022-02-20 18:15:15,540 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {1719#true} {1777#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} #49#return; {1777#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:15,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-02-20 18:15:15,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:15,546 INFO L290 TraceCheckUtils]: 0: Hoare triple {1719#true} ~n := #in~n; {1719#true} is VALID [2022-02-20 18:15:15,546 INFO L290 TraceCheckUtils]: 1: Hoare triple {1719#true} assume ~n < 1;#res := 0; {1719#true} is VALID [2022-02-20 18:15:15,546 INFO L290 TraceCheckUtils]: 2: Hoare triple {1719#true} assume true; {1719#true} is VALID [2022-02-20 18:15:15,547 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1719#true} {1777#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} #51#return; {1787#(<= 2 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:15,547 INFO L290 TraceCheckUtils]: 0: Hoare triple {1719#true} ~n := #in~n; {1775#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:15,548 INFO L290 TraceCheckUtils]: 1: Hoare triple {1775#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {1776#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:15,548 INFO L290 TraceCheckUtils]: 2: Hoare triple {1776#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {1777#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:15,549 INFO L272 TraceCheckUtils]: 3: Hoare triple {1777#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} call #t~ret6 := fibo1(~n - 1); {1719#true} is VALID [2022-02-20 18:15:15,549 INFO L290 TraceCheckUtils]: 4: Hoare triple {1719#true} ~n := #in~n; {1719#true} is VALID [2022-02-20 18:15:15,549 INFO L290 TraceCheckUtils]: 5: Hoare triple {1719#true} assume !(~n < 1); {1719#true} is VALID [2022-02-20 18:15:15,549 INFO L290 TraceCheckUtils]: 6: Hoare triple {1719#true} assume 1 == ~n;#res := 1; {1719#true} is VALID [2022-02-20 18:15:15,549 INFO L290 TraceCheckUtils]: 7: Hoare triple {1719#true} assume true; {1719#true} is VALID [2022-02-20 18:15:15,550 INFO L284 TraceCheckUtils]: 8: Hoare quadruple {1719#true} {1777#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} #49#return; {1777#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:15,550 INFO L290 TraceCheckUtils]: 9: Hoare triple {1777#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {1777#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:15,550 INFO L272 TraceCheckUtils]: 10: Hoare triple {1777#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} call #t~ret7 := fibo1(~n - 2); {1719#true} is VALID [2022-02-20 18:15:15,550 INFO L290 TraceCheckUtils]: 11: Hoare triple {1719#true} ~n := #in~n; {1719#true} is VALID [2022-02-20 18:15:15,551 INFO L290 TraceCheckUtils]: 12: Hoare triple {1719#true} assume ~n < 1;#res := 0; {1719#true} is VALID [2022-02-20 18:15:15,551 INFO L290 TraceCheckUtils]: 13: Hoare triple {1719#true} assume true; {1719#true} is VALID [2022-02-20 18:15:15,551 INFO L284 TraceCheckUtils]: 14: Hoare quadruple {1719#true} {1777#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} #51#return; {1787#(<= 2 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:15,552 INFO L290 TraceCheckUtils]: 15: Hoare triple {1787#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {1787#(<= 2 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:15,552 INFO L290 TraceCheckUtils]: 16: Hoare triple {1787#(<= 2 |fibo2_#in~n|)} assume true; {1787#(<= 2 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:15,553 INFO L284 TraceCheckUtils]: 17: Hoare quadruple {1787#(<= 2 |fibo2_#in~n|)} {1719#true} #53#return; {1770#(<= 3 fibo1_~n)} is VALID [2022-02-20 18:15:15,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-02-20 18:15:15,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:15,579 INFO L290 TraceCheckUtils]: 0: Hoare triple {1719#true} ~n := #in~n; {1775#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:15,580 INFO L290 TraceCheckUtils]: 1: Hoare triple {1775#(= fibo2_~n |fibo2_#in~n|)} assume ~n < 1;#res := 0; {1788#(<= |fibo2_#in~n| 0)} is VALID [2022-02-20 18:15:15,580 INFO L290 TraceCheckUtils]: 2: Hoare triple {1788#(<= |fibo2_#in~n| 0)} assume true; {1788#(<= |fibo2_#in~n| 0)} is VALID [2022-02-20 18:15:15,581 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1788#(<= |fibo2_#in~n| 0)} {1770#(<= 3 fibo1_~n)} #55#return; {1720#false} is VALID [2022-02-20 18:15:15,581 INFO L290 TraceCheckUtils]: 0: Hoare triple {1719#true} ~n := #in~n; {1719#true} is VALID [2022-02-20 18:15:15,581 INFO L290 TraceCheckUtils]: 1: Hoare triple {1719#true} assume !(~n < 1); {1719#true} is VALID [2022-02-20 18:15:15,581 INFO L290 TraceCheckUtils]: 2: Hoare triple {1719#true} assume !(1 == ~n); {1719#true} is VALID [2022-02-20 18:15:15,581 INFO L272 TraceCheckUtils]: 3: Hoare triple {1719#true} call #t~ret4 := fibo2(~n - 1); {1719#true} is VALID [2022-02-20 18:15:15,582 INFO L290 TraceCheckUtils]: 4: Hoare triple {1719#true} ~n := #in~n; {1775#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:15,582 INFO L290 TraceCheckUtils]: 5: Hoare triple {1775#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {1776#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:15,583 INFO L290 TraceCheckUtils]: 6: Hoare triple {1776#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {1777#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:15,583 INFO L272 TraceCheckUtils]: 7: Hoare triple {1777#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} call #t~ret6 := fibo1(~n - 1); {1719#true} is VALID [2022-02-20 18:15:15,583 INFO L290 TraceCheckUtils]: 8: Hoare triple {1719#true} ~n := #in~n; {1719#true} is VALID [2022-02-20 18:15:15,583 INFO L290 TraceCheckUtils]: 9: Hoare triple {1719#true} assume !(~n < 1); {1719#true} is VALID [2022-02-20 18:15:15,584 INFO L290 TraceCheckUtils]: 10: Hoare triple {1719#true} assume 1 == ~n;#res := 1; {1719#true} is VALID [2022-02-20 18:15:15,584 INFO L290 TraceCheckUtils]: 11: Hoare triple {1719#true} assume true; {1719#true} is VALID [2022-02-20 18:15:15,584 INFO L284 TraceCheckUtils]: 12: Hoare quadruple {1719#true} {1777#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} #49#return; {1777#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:15,585 INFO L290 TraceCheckUtils]: 13: Hoare triple {1777#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {1777#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:15,585 INFO L272 TraceCheckUtils]: 14: Hoare triple {1777#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} call #t~ret7 := fibo1(~n - 2); {1719#true} is VALID [2022-02-20 18:15:15,585 INFO L290 TraceCheckUtils]: 15: Hoare triple {1719#true} ~n := #in~n; {1719#true} is VALID [2022-02-20 18:15:15,585 INFO L290 TraceCheckUtils]: 16: Hoare triple {1719#true} assume ~n < 1;#res := 0; {1719#true} is VALID [2022-02-20 18:15:15,585 INFO L290 TraceCheckUtils]: 17: Hoare triple {1719#true} assume true; {1719#true} is VALID [2022-02-20 18:15:15,586 INFO L284 TraceCheckUtils]: 18: Hoare quadruple {1719#true} {1777#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} #51#return; {1787#(<= 2 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:15,587 INFO L290 TraceCheckUtils]: 19: Hoare triple {1787#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {1787#(<= 2 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:15,587 INFO L290 TraceCheckUtils]: 20: Hoare triple {1787#(<= 2 |fibo2_#in~n|)} assume true; {1787#(<= 2 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:15,588 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {1787#(<= 2 |fibo2_#in~n|)} {1719#true} #53#return; {1770#(<= 3 fibo1_~n)} is VALID [2022-02-20 18:15:15,588 INFO L290 TraceCheckUtils]: 22: Hoare triple {1770#(<= 3 fibo1_~n)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {1770#(<= 3 fibo1_~n)} is VALID [2022-02-20 18:15:15,588 INFO L272 TraceCheckUtils]: 23: Hoare triple {1770#(<= 3 fibo1_~n)} call #t~ret5 := fibo2(~n - 2); {1719#true} is VALID [2022-02-20 18:15:15,589 INFO L290 TraceCheckUtils]: 24: Hoare triple {1719#true} ~n := #in~n; {1775#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:15,589 INFO L290 TraceCheckUtils]: 25: Hoare triple {1775#(= fibo2_~n |fibo2_#in~n|)} assume ~n < 1;#res := 0; {1788#(<= |fibo2_#in~n| 0)} is VALID [2022-02-20 18:15:15,590 INFO L290 TraceCheckUtils]: 26: Hoare triple {1788#(<= |fibo2_#in~n| 0)} assume true; {1788#(<= |fibo2_#in~n| 0)} is VALID [2022-02-20 18:15:15,590 INFO L284 TraceCheckUtils]: 27: Hoare quadruple {1788#(<= |fibo2_#in~n| 0)} {1770#(<= 3 fibo1_~n)} #55#return; {1720#false} is VALID [2022-02-20 18:15:15,590 INFO L290 TraceCheckUtils]: 28: Hoare triple {1720#false} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {1720#false} is VALID [2022-02-20 18:15:15,591 INFO L290 TraceCheckUtils]: 29: Hoare triple {1720#false} assume true; {1720#false} is VALID [2022-02-20 18:15:15,591 INFO L284 TraceCheckUtils]: 30: Hoare quadruple {1720#false} {1719#true} #47#return; {1720#false} is VALID [2022-02-20 18:15:15,591 INFO L290 TraceCheckUtils]: 0: Hoare triple {1719#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); {1719#true} is VALID [2022-02-20 18:15:15,591 INFO L290 TraceCheckUtils]: 1: Hoare triple {1719#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret8#1, main_~x~0#1, main_~result~0#1;main_~x~0#1 := 20; {1719#true} is VALID [2022-02-20 18:15:15,592 INFO L272 TraceCheckUtils]: 2: Hoare triple {1719#true} call main_#t~ret8#1 := fibo1(main_~x~0#1); {1719#true} is VALID [2022-02-20 18:15:15,592 INFO L290 TraceCheckUtils]: 3: Hoare triple {1719#true} ~n := #in~n; {1719#true} is VALID [2022-02-20 18:15:15,592 INFO L290 TraceCheckUtils]: 4: Hoare triple {1719#true} assume !(~n < 1); {1719#true} is VALID [2022-02-20 18:15:15,592 INFO L290 TraceCheckUtils]: 5: Hoare triple {1719#true} assume !(1 == ~n); {1719#true} is VALID [2022-02-20 18:15:15,592 INFO L272 TraceCheckUtils]: 6: Hoare triple {1719#true} call #t~ret4 := fibo2(~n - 1); {1719#true} is VALID [2022-02-20 18:15:15,593 INFO L290 TraceCheckUtils]: 7: Hoare triple {1719#true} ~n := #in~n; {1775#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:15,593 INFO L290 TraceCheckUtils]: 8: Hoare triple {1775#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {1776#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:15,594 INFO L290 TraceCheckUtils]: 9: Hoare triple {1776#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {1777#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:15,594 INFO L272 TraceCheckUtils]: 10: Hoare triple {1777#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} call #t~ret6 := fibo1(~n - 1); {1719#true} is VALID [2022-02-20 18:15:15,594 INFO L290 TraceCheckUtils]: 11: Hoare triple {1719#true} ~n := #in~n; {1719#true} is VALID [2022-02-20 18:15:15,594 INFO L290 TraceCheckUtils]: 12: Hoare triple {1719#true} assume !(~n < 1); {1719#true} is VALID [2022-02-20 18:15:15,594 INFO L290 TraceCheckUtils]: 13: Hoare triple {1719#true} assume 1 == ~n;#res := 1; {1719#true} is VALID [2022-02-20 18:15:15,594 INFO L290 TraceCheckUtils]: 14: Hoare triple {1719#true} assume true; {1719#true} is VALID [2022-02-20 18:15:15,595 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {1719#true} {1777#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} #49#return; {1777#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:15,595 INFO L290 TraceCheckUtils]: 16: Hoare triple {1777#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {1777#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:15,596 INFO L272 TraceCheckUtils]: 17: Hoare triple {1777#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} call #t~ret7 := fibo1(~n - 2); {1719#true} is VALID [2022-02-20 18:15:15,596 INFO L290 TraceCheckUtils]: 18: Hoare triple {1719#true} ~n := #in~n; {1719#true} is VALID [2022-02-20 18:15:15,596 INFO L290 TraceCheckUtils]: 19: Hoare triple {1719#true} assume ~n < 1;#res := 0; {1719#true} is VALID [2022-02-20 18:15:15,596 INFO L290 TraceCheckUtils]: 20: Hoare triple {1719#true} assume true; {1719#true} is VALID [2022-02-20 18:15:15,597 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {1719#true} {1777#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} #51#return; {1787#(<= 2 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:15,597 INFO L290 TraceCheckUtils]: 22: Hoare triple {1787#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {1787#(<= 2 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:15,598 INFO L290 TraceCheckUtils]: 23: Hoare triple {1787#(<= 2 |fibo2_#in~n|)} assume true; {1787#(<= 2 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:15,598 INFO L284 TraceCheckUtils]: 24: Hoare quadruple {1787#(<= 2 |fibo2_#in~n|)} {1719#true} #53#return; {1770#(<= 3 fibo1_~n)} is VALID [2022-02-20 18:15:15,599 INFO L290 TraceCheckUtils]: 25: Hoare triple {1770#(<= 3 fibo1_~n)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {1770#(<= 3 fibo1_~n)} is VALID [2022-02-20 18:15:15,599 INFO L272 TraceCheckUtils]: 26: Hoare triple {1770#(<= 3 fibo1_~n)} call #t~ret5 := fibo2(~n - 2); {1719#true} is VALID [2022-02-20 18:15:15,599 INFO L290 TraceCheckUtils]: 27: Hoare triple {1719#true} ~n := #in~n; {1775#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:15,600 INFO L290 TraceCheckUtils]: 28: Hoare triple {1775#(= fibo2_~n |fibo2_#in~n|)} assume ~n < 1;#res := 0; {1788#(<= |fibo2_#in~n| 0)} is VALID [2022-02-20 18:15:15,600 INFO L290 TraceCheckUtils]: 29: Hoare triple {1788#(<= |fibo2_#in~n| 0)} assume true; {1788#(<= |fibo2_#in~n| 0)} is VALID [2022-02-20 18:15:15,601 INFO L284 TraceCheckUtils]: 30: Hoare quadruple {1788#(<= |fibo2_#in~n| 0)} {1770#(<= 3 fibo1_~n)} #55#return; {1720#false} is VALID [2022-02-20 18:15:15,601 INFO L290 TraceCheckUtils]: 31: Hoare triple {1720#false} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {1720#false} is VALID [2022-02-20 18:15:15,601 INFO L290 TraceCheckUtils]: 32: Hoare triple {1720#false} assume true; {1720#false} is VALID [2022-02-20 18:15:15,601 INFO L284 TraceCheckUtils]: 33: Hoare quadruple {1720#false} {1719#true} #47#return; {1720#false} is VALID [2022-02-20 18:15:15,601 INFO L290 TraceCheckUtils]: 34: Hoare triple {1720#false} assume -2147483648 <= main_#t~ret8#1 && main_#t~ret8#1 <= 2147483647;main_~result~0#1 := main_#t~ret8#1;havoc main_#t~ret8#1; {1720#false} is VALID [2022-02-20 18:15:15,601 INFO L290 TraceCheckUtils]: 35: Hoare triple {1720#false} assume 6765 == main_~result~0#1; {1720#false} is VALID [2022-02-20 18:15:15,602 INFO L290 TraceCheckUtils]: 36: Hoare triple {1720#false} assume !false; {1720#false} is VALID [2022-02-20 18:15:15,602 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-02-20 18:15:15,602 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:15:15,602 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [932602909] [2022-02-20 18:15:15,603 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [932602909] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 18:15:15,603 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1622701302] [2022-02-20 18:15:15,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:15:15,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 18:15:15,603 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 18:15:15,605 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 18:15:15,606 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-02-20 18:15:15,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:15,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 8 conjunts are in the unsatisfiable core [2022-02-20 18:15:15,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:15,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 18:15:15,880 INFO L290 TraceCheckUtils]: 0: Hoare triple {1719#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); {1719#true} is VALID [2022-02-20 18:15:15,881 INFO L290 TraceCheckUtils]: 1: Hoare triple {1719#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret8#1, main_~x~0#1, main_~result~0#1;main_~x~0#1 := 20; {1795#(<= 20 |ULTIMATE.start_main_~x~0#1|)} is VALID [2022-02-20 18:15:15,881 INFO L272 TraceCheckUtils]: 2: Hoare triple {1795#(<= 20 |ULTIMATE.start_main_~x~0#1|)} call main_#t~ret8#1 := fibo1(main_~x~0#1); {1719#true} is VALID [2022-02-20 18:15:15,881 INFO L290 TraceCheckUtils]: 3: Hoare triple {1719#true} ~n := #in~n; {1802#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:15,882 INFO L290 TraceCheckUtils]: 4: Hoare triple {1802#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {1802#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:15,882 INFO L290 TraceCheckUtils]: 5: Hoare triple {1802#(<= |fibo1_#in~n| fibo1_~n)} assume !(1 == ~n); {1802#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:15,882 INFO L272 TraceCheckUtils]: 6: Hoare triple {1802#(<= |fibo1_#in~n| fibo1_~n)} call #t~ret4 := fibo2(~n - 1); {1719#true} is VALID [2022-02-20 18:15:15,882 INFO L290 TraceCheckUtils]: 7: Hoare triple {1719#true} ~n := #in~n; {1815#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:15,883 INFO L290 TraceCheckUtils]: 8: Hoare triple {1815#(<= |fibo2_#in~n| fibo2_~n)} assume !(~n < 1); {1815#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:15,883 INFO L290 TraceCheckUtils]: 9: Hoare triple {1815#(<= |fibo2_#in~n| fibo2_~n)} assume !(1 == ~n); {1815#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:15,888 INFO L272 TraceCheckUtils]: 10: Hoare triple {1815#(<= |fibo2_#in~n| fibo2_~n)} call #t~ret6 := fibo1(~n - 1); {1719#true} is VALID [2022-02-20 18:15:15,888 INFO L290 TraceCheckUtils]: 11: Hoare triple {1719#true} ~n := #in~n; {1802#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:15,890 INFO L290 TraceCheckUtils]: 12: Hoare triple {1802#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {1802#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:15,890 INFO L290 TraceCheckUtils]: 13: Hoare triple {1802#(<= |fibo1_#in~n| fibo1_~n)} assume 1 == ~n;#res := 1; {1834#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:15,891 INFO L290 TraceCheckUtils]: 14: Hoare triple {1834#(<= |fibo1_#in~n| 1)} assume true; {1834#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:15,892 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {1834#(<= |fibo1_#in~n| 1)} {1815#(<= |fibo2_#in~n| fibo2_~n)} #49#return; {1841#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:15,892 INFO L290 TraceCheckUtils]: 16: Hoare triple {1841#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {1841#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:15,892 INFO L272 TraceCheckUtils]: 17: Hoare triple {1841#(<= |fibo2_#in~n| 2)} call #t~ret7 := fibo1(~n - 2); {1719#true} is VALID [2022-02-20 18:15:15,892 INFO L290 TraceCheckUtils]: 18: Hoare triple {1719#true} ~n := #in~n; {1719#true} is VALID [2022-02-20 18:15:15,892 INFO L290 TraceCheckUtils]: 19: Hoare triple {1719#true} assume ~n < 1;#res := 0; {1719#true} is VALID [2022-02-20 18:15:15,893 INFO L290 TraceCheckUtils]: 20: Hoare triple {1719#true} assume true; {1719#true} is VALID [2022-02-20 18:15:15,893 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {1719#true} {1841#(<= |fibo2_#in~n| 2)} #51#return; {1841#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:15,893 INFO L290 TraceCheckUtils]: 22: Hoare triple {1841#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {1841#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:15,894 INFO L290 TraceCheckUtils]: 23: Hoare triple {1841#(<= |fibo2_#in~n| 2)} assume true; {1841#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:15,895 INFO L284 TraceCheckUtils]: 24: Hoare quadruple {1841#(<= |fibo2_#in~n| 2)} {1802#(<= |fibo1_#in~n| fibo1_~n)} #53#return; {1869#(<= |fibo1_#in~n| 3)} is VALID [2022-02-20 18:15:15,895 INFO L290 TraceCheckUtils]: 25: Hoare triple {1869#(<= |fibo1_#in~n| 3)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {1869#(<= |fibo1_#in~n| 3)} is VALID [2022-02-20 18:15:15,895 INFO L272 TraceCheckUtils]: 26: Hoare triple {1869#(<= |fibo1_#in~n| 3)} call #t~ret5 := fibo2(~n - 2); {1719#true} is VALID [2022-02-20 18:15:15,895 INFO L290 TraceCheckUtils]: 27: Hoare triple {1719#true} ~n := #in~n; {1719#true} is VALID [2022-02-20 18:15:15,895 INFO L290 TraceCheckUtils]: 28: Hoare triple {1719#true} assume ~n < 1;#res := 0; {1719#true} is VALID [2022-02-20 18:15:15,895 INFO L290 TraceCheckUtils]: 29: Hoare triple {1719#true} assume true; {1719#true} is VALID [2022-02-20 18:15:15,896 INFO L284 TraceCheckUtils]: 30: Hoare quadruple {1719#true} {1869#(<= |fibo1_#in~n| 3)} #55#return; {1869#(<= |fibo1_#in~n| 3)} is VALID [2022-02-20 18:15:15,896 INFO L290 TraceCheckUtils]: 31: Hoare triple {1869#(<= |fibo1_#in~n| 3)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {1869#(<= |fibo1_#in~n| 3)} is VALID [2022-02-20 18:15:15,897 INFO L290 TraceCheckUtils]: 32: Hoare triple {1869#(<= |fibo1_#in~n| 3)} assume true; {1869#(<= |fibo1_#in~n| 3)} is VALID [2022-02-20 18:15:15,897 INFO L284 TraceCheckUtils]: 33: Hoare quadruple {1869#(<= |fibo1_#in~n| 3)} {1795#(<= 20 |ULTIMATE.start_main_~x~0#1|)} #47#return; {1720#false} is VALID [2022-02-20 18:15:15,897 INFO L290 TraceCheckUtils]: 34: Hoare triple {1720#false} assume -2147483648 <= main_#t~ret8#1 && main_#t~ret8#1 <= 2147483647;main_~result~0#1 := main_#t~ret8#1;havoc main_#t~ret8#1; {1720#false} is VALID [2022-02-20 18:15:15,897 INFO L290 TraceCheckUtils]: 35: Hoare triple {1720#false} assume 6765 == main_~result~0#1; {1720#false} is VALID [2022-02-20 18:15:15,898 INFO L290 TraceCheckUtils]: 36: Hoare triple {1720#false} assume !false; {1720#false} is VALID [2022-02-20 18:15:15,898 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-02-20 18:15:15,898 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 18:15:16,795 INFO L290 TraceCheckUtils]: 36: Hoare triple {1720#false} assume !false; {1720#false} is VALID [2022-02-20 18:15:16,795 INFO L290 TraceCheckUtils]: 35: Hoare triple {1720#false} assume 6765 == main_~result~0#1; {1720#false} is VALID [2022-02-20 18:15:16,795 INFO L290 TraceCheckUtils]: 34: Hoare triple {1720#false} assume -2147483648 <= main_#t~ret8#1 && main_#t~ret8#1 <= 2147483647;main_~result~0#1 := main_#t~ret8#1;havoc main_#t~ret8#1; {1720#false} is VALID [2022-02-20 18:15:16,796 INFO L284 TraceCheckUtils]: 33: Hoare quadruple {1869#(<= |fibo1_#in~n| 3)} {1915#(< 3 |ULTIMATE.start_main_~x~0#1|)} #47#return; {1720#false} is VALID [2022-02-20 18:15:16,796 INFO L290 TraceCheckUtils]: 32: Hoare triple {1869#(<= |fibo1_#in~n| 3)} assume true; {1869#(<= |fibo1_#in~n| 3)} is VALID [2022-02-20 18:15:16,796 INFO L290 TraceCheckUtils]: 31: Hoare triple {1869#(<= |fibo1_#in~n| 3)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {1869#(<= |fibo1_#in~n| 3)} is VALID [2022-02-20 18:15:16,797 INFO L284 TraceCheckUtils]: 30: Hoare quadruple {1719#true} {1869#(<= |fibo1_#in~n| 3)} #55#return; {1869#(<= |fibo1_#in~n| 3)} is VALID [2022-02-20 18:15:16,797 INFO L290 TraceCheckUtils]: 29: Hoare triple {1719#true} assume true; {1719#true} is VALID [2022-02-20 18:15:16,797 INFO L290 TraceCheckUtils]: 28: Hoare triple {1719#true} assume ~n < 1;#res := 0; {1719#true} is VALID [2022-02-20 18:15:16,797 INFO L290 TraceCheckUtils]: 27: Hoare triple {1719#true} ~n := #in~n; {1719#true} is VALID [2022-02-20 18:15:16,797 INFO L272 TraceCheckUtils]: 26: Hoare triple {1869#(<= |fibo1_#in~n| 3)} call #t~ret5 := fibo2(~n - 2); {1719#true} is VALID [2022-02-20 18:15:16,798 INFO L290 TraceCheckUtils]: 25: Hoare triple {1869#(<= |fibo1_#in~n| 3)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {1869#(<= |fibo1_#in~n| 3)} is VALID [2022-02-20 18:15:16,798 INFO L284 TraceCheckUtils]: 24: Hoare quadruple {1841#(<= |fibo2_#in~n| 2)} {1946#(or (<= |fibo1_#in~n| 3) (< 3 fibo1_~n))} #53#return; {1869#(<= |fibo1_#in~n| 3)} is VALID [2022-02-20 18:15:16,799 INFO L290 TraceCheckUtils]: 23: Hoare triple {1841#(<= |fibo2_#in~n| 2)} assume true; {1841#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:16,799 INFO L290 TraceCheckUtils]: 22: Hoare triple {1841#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {1841#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:16,799 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {1719#true} {1841#(<= |fibo2_#in~n| 2)} #51#return; {1841#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:16,799 INFO L290 TraceCheckUtils]: 20: Hoare triple {1719#true} assume true; {1719#true} is VALID [2022-02-20 18:15:16,800 INFO L290 TraceCheckUtils]: 19: Hoare triple {1719#true} assume ~n < 1;#res := 0; {1719#true} is VALID [2022-02-20 18:15:16,800 INFO L290 TraceCheckUtils]: 18: Hoare triple {1719#true} ~n := #in~n; {1719#true} is VALID [2022-02-20 18:15:16,800 INFO L272 TraceCheckUtils]: 17: Hoare triple {1841#(<= |fibo2_#in~n| 2)} call #t~ret7 := fibo1(~n - 2); {1719#true} is VALID [2022-02-20 18:15:16,800 INFO L290 TraceCheckUtils]: 16: Hoare triple {1841#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {1841#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:16,801 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {1834#(<= |fibo1_#in~n| 1)} {1977#(or (<= |fibo2_#in~n| 2) (< 2 fibo2_~n))} #49#return; {1841#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:16,801 INFO L290 TraceCheckUtils]: 14: Hoare triple {1834#(<= |fibo1_#in~n| 1)} assume true; {1834#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:16,801 INFO L290 TraceCheckUtils]: 13: Hoare triple {1987#(or (<= |fibo1_#in~n| 1) (not (<= fibo1_~n 1)))} assume 1 == ~n;#res := 1; {1834#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:16,802 INFO L290 TraceCheckUtils]: 12: Hoare triple {1987#(or (<= |fibo1_#in~n| 1) (not (<= fibo1_~n 1)))} assume !(~n < 1); {1987#(or (<= |fibo1_#in~n| 1) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:16,802 INFO L290 TraceCheckUtils]: 11: Hoare triple {1719#true} ~n := #in~n; {1987#(or (<= |fibo1_#in~n| 1) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:16,802 INFO L272 TraceCheckUtils]: 10: Hoare triple {1977#(or (<= |fibo2_#in~n| 2) (< 2 fibo2_~n))} call #t~ret6 := fibo1(~n - 1); {1719#true} is VALID [2022-02-20 18:15:16,802 INFO L290 TraceCheckUtils]: 9: Hoare triple {1977#(or (<= |fibo2_#in~n| 2) (< 2 fibo2_~n))} assume !(1 == ~n); {1977#(or (<= |fibo2_#in~n| 2) (< 2 fibo2_~n))} is VALID [2022-02-20 18:15:16,803 INFO L290 TraceCheckUtils]: 8: Hoare triple {1977#(or (<= |fibo2_#in~n| 2) (< 2 fibo2_~n))} assume !(~n < 1); {1977#(or (<= |fibo2_#in~n| 2) (< 2 fibo2_~n))} is VALID [2022-02-20 18:15:16,803 INFO L290 TraceCheckUtils]: 7: Hoare triple {1719#true} ~n := #in~n; {1977#(or (<= |fibo2_#in~n| 2) (< 2 fibo2_~n))} is VALID [2022-02-20 18:15:16,803 INFO L272 TraceCheckUtils]: 6: Hoare triple {1946#(or (<= |fibo1_#in~n| 3) (< 3 fibo1_~n))} call #t~ret4 := fibo2(~n - 1); {1719#true} is VALID [2022-02-20 18:15:16,804 INFO L290 TraceCheckUtils]: 5: Hoare triple {1946#(or (<= |fibo1_#in~n| 3) (< 3 fibo1_~n))} assume !(1 == ~n); {1946#(or (<= |fibo1_#in~n| 3) (< 3 fibo1_~n))} is VALID [2022-02-20 18:15:16,804 INFO L290 TraceCheckUtils]: 4: Hoare triple {1946#(or (<= |fibo1_#in~n| 3) (< 3 fibo1_~n))} assume !(~n < 1); {1946#(or (<= |fibo1_#in~n| 3) (< 3 fibo1_~n))} is VALID [2022-02-20 18:15:16,805 INFO L290 TraceCheckUtils]: 3: Hoare triple {1719#true} ~n := #in~n; {1946#(or (<= |fibo1_#in~n| 3) (< 3 fibo1_~n))} is VALID [2022-02-20 18:15:16,805 INFO L272 TraceCheckUtils]: 2: Hoare triple {1915#(< 3 |ULTIMATE.start_main_~x~0#1|)} call main_#t~ret8#1 := fibo1(main_~x~0#1); {1719#true} is VALID [2022-02-20 18:15:16,805 INFO L290 TraceCheckUtils]: 1: Hoare triple {1719#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret8#1, main_~x~0#1, main_~result~0#1;main_~x~0#1 := 20; {1915#(< 3 |ULTIMATE.start_main_~x~0#1|)} is VALID [2022-02-20 18:15:16,806 INFO L290 TraceCheckUtils]: 0: Hoare triple {1719#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); {1719#true} is VALID [2022-02-20 18:15:16,806 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-20 18:15:16,806 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1622701302] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 18:15:16,806 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 18:15:16,806 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 9] total 18 [2022-02-20 18:15:16,807 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880747277] [2022-02-20 18:15:16,807 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 18:15:16,808 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 16 states have (on average 3.125) internal successors, (50), 18 states have internal predecessors, (50), 11 states have call successors, (13), 1 states have call predecessors, (13), 7 states have return successors, (13), 6 states have call predecessors, (13), 11 states have call successors, (13) Word has length 37 [2022-02-20 18:15:16,810 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:15:16,810 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 18 states, 16 states have (on average 3.125) internal successors, (50), 18 states have internal predecessors, (50), 11 states have call successors, (13), 1 states have call predecessors, (13), 7 states have return successors, (13), 6 states have call predecessors, (13), 11 states have call successors, (13) [2022-02-20 18:15:16,865 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 76 edges. 76 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:15:16,866 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-20 18:15:16,866 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:15:16,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-20 18:15:16,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-20 18:15:16,867 INFO L87 Difference]: Start difference. First operand 63 states and 92 transitions. Second operand has 18 states, 16 states have (on average 3.125) internal successors, (50), 18 states have internal predecessors, (50), 11 states have call successors, (13), 1 states have call predecessors, (13), 7 states have return successors, (13), 6 states have call predecessors, (13), 11 states have call successors, (13) [2022-02-20 18:15:17,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:15:17,870 INFO L93 Difference]: Finished difference Result 177 states and 321 transitions. [2022-02-20 18:15:17,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-02-20 18:15:17,871 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 16 states have (on average 3.125) internal successors, (50), 18 states have internal predecessors, (50), 11 states have call successors, (13), 1 states have call predecessors, (13), 7 states have return successors, (13), 6 states have call predecessors, (13), 11 states have call successors, (13) Word has length 37 [2022-02-20 18:15:17,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:15:17,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 16 states have (on average 3.125) internal successors, (50), 18 states have internal predecessors, (50), 11 states have call successors, (13), 1 states have call predecessors, (13), 7 states have return successors, (13), 6 states have call predecessors, (13), 11 states have call successors, (13) [2022-02-20 18:15:17,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 130 transitions. [2022-02-20 18:15:17,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 16 states have (on average 3.125) internal successors, (50), 18 states have internal predecessors, (50), 11 states have call successors, (13), 1 states have call predecessors, (13), 7 states have return successors, (13), 6 states have call predecessors, (13), 11 states have call successors, (13) [2022-02-20 18:15:17,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 130 transitions. [2022-02-20 18:15:17,884 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 16 states and 130 transitions. [2022-02-20 18:15:17,997 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 130 edges. 130 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:15:18,002 INFO L225 Difference]: With dead ends: 177 [2022-02-20 18:15:18,002 INFO L226 Difference]: Without dead ends: 117 [2022-02-20 18:15:18,003 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=120, Invalid=530, Unknown=0, NotChecked=0, Total=650 [2022-02-20 18:15:18,004 INFO L933 BasicCegarLoop]: 32 mSDtfsCounter, 52 mSDsluCounter, 194 mSDsCounter, 0 mSdLazyCounter, 323 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 226 SdHoareTripleChecker+Invalid, 391 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 323 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-20 18:15:18,004 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [59 Valid, 226 Invalid, 391 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 323 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-20 18:15:18,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2022-02-20 18:15:18,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 103. [2022-02-20 18:15:18,050 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:15:18,051 INFO L82 GeneralOperation]: Start isEquivalent. First operand 117 states. Second operand has 103 states, 66 states have (on average 1.2121212121212122) internal successors, (80), 69 states have internal predecessors, (80), 21 states have call successors, (21), 7 states have call predecessors, (21), 15 states have return successors, (65), 26 states have call predecessors, (65), 21 states have call successors, (65) [2022-02-20 18:15:18,051 INFO L74 IsIncluded]: Start isIncluded. First operand 117 states. Second operand has 103 states, 66 states have (on average 1.2121212121212122) internal successors, (80), 69 states have internal predecessors, (80), 21 states have call successors, (21), 7 states have call predecessors, (21), 15 states have return successors, (65), 26 states have call predecessors, (65), 21 states have call successors, (65) [2022-02-20 18:15:18,052 INFO L87 Difference]: Start difference. First operand 117 states. Second operand has 103 states, 66 states have (on average 1.2121212121212122) internal successors, (80), 69 states have internal predecessors, (80), 21 states have call successors, (21), 7 states have call predecessors, (21), 15 states have return successors, (65), 26 states have call predecessors, (65), 21 states have call successors, (65) [2022-02-20 18:15:18,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:15:18,059 INFO L93 Difference]: Finished difference Result 117 states and 195 transitions. [2022-02-20 18:15:18,059 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 195 transitions. [2022-02-20 18:15:18,060 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:15:18,060 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:15:18,061 INFO L74 IsIncluded]: Start isIncluded. First operand has 103 states, 66 states have (on average 1.2121212121212122) internal successors, (80), 69 states have internal predecessors, (80), 21 states have call successors, (21), 7 states have call predecessors, (21), 15 states have return successors, (65), 26 states have call predecessors, (65), 21 states have call successors, (65) Second operand 117 states. [2022-02-20 18:15:18,061 INFO L87 Difference]: Start difference. First operand has 103 states, 66 states have (on average 1.2121212121212122) internal successors, (80), 69 states have internal predecessors, (80), 21 states have call successors, (21), 7 states have call predecessors, (21), 15 states have return successors, (65), 26 states have call predecessors, (65), 21 states have call successors, (65) Second operand 117 states. [2022-02-20 18:15:18,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:15:18,069 INFO L93 Difference]: Finished difference Result 117 states and 195 transitions. [2022-02-20 18:15:18,069 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 195 transitions. [2022-02-20 18:15:18,071 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:15:18,071 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:15:18,071 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:15:18,071 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:15:18,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 66 states have (on average 1.2121212121212122) internal successors, (80), 69 states have internal predecessors, (80), 21 states have call successors, (21), 7 states have call predecessors, (21), 15 states have return successors, (65), 26 states have call predecessors, (65), 21 states have call successors, (65) [2022-02-20 18:15:18,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 166 transitions. [2022-02-20 18:15:18,077 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 166 transitions. Word has length 37 [2022-02-20 18:15:18,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:15:18,077 INFO L470 AbstractCegarLoop]: Abstraction has 103 states and 166 transitions. [2022-02-20 18:15:18,078 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 16 states have (on average 3.125) internal successors, (50), 18 states have internal predecessors, (50), 11 states have call successors, (13), 1 states have call predecessors, (13), 7 states have return successors, (13), 6 states have call predecessors, (13), 11 states have call successors, (13) [2022-02-20 18:15:18,078 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 166 transitions. [2022-02-20 18:15:18,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-02-20 18:15:18,079 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:15:18,079 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:15:18,103 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-02-20 18:15:18,295 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 18:15:18,295 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:15:18,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:15:18,296 INFO L85 PathProgramCache]: Analyzing trace with hash 384535367, now seen corresponding path program 1 times [2022-02-20 18:15:18,296 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:15:18,296 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2077224713] [2022-02-20 18:15:18,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:15:18,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:15:18,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:18,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-02-20 18:15:18,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:18,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:18,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:18,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:18,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:18,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:18,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:18,420 INFO L290 TraceCheckUtils]: 0: Hoare triple {2627#true} ~n := #in~n; {2627#true} is VALID [2022-02-20 18:15:18,420 INFO L290 TraceCheckUtils]: 1: Hoare triple {2627#true} assume !(~n < 1); {2627#true} is VALID [2022-02-20 18:15:18,420 INFO L290 TraceCheckUtils]: 2: Hoare triple {2627#true} assume 1 == ~n;#res := 1; {2627#true} is VALID [2022-02-20 18:15:18,420 INFO L290 TraceCheckUtils]: 3: Hoare triple {2627#true} assume true; {2627#true} is VALID [2022-02-20 18:15:18,421 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {2627#true} {2736#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #53#return; {2736#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:18,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-02-20 18:15:18,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:18,426 INFO L290 TraceCheckUtils]: 0: Hoare triple {2627#true} ~n := #in~n; {2627#true} is VALID [2022-02-20 18:15:18,426 INFO L290 TraceCheckUtils]: 1: Hoare triple {2627#true} assume ~n < 1;#res := 0; {2627#true} is VALID [2022-02-20 18:15:18,426 INFO L290 TraceCheckUtils]: 2: Hoare triple {2627#true} assume true; {2627#true} is VALID [2022-02-20 18:15:18,427 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {2627#true} {2736#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #55#return; {2746#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:18,428 INFO L290 TraceCheckUtils]: 0: Hoare triple {2627#true} ~n := #in~n; {2734#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:18,428 INFO L290 TraceCheckUtils]: 1: Hoare triple {2734#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {2735#(and (= fibo1_~n |fibo1_#in~n|) (< 0 fibo1_~n))} is VALID [2022-02-20 18:15:18,429 INFO L290 TraceCheckUtils]: 2: Hoare triple {2735#(and (= fibo1_~n |fibo1_#in~n|) (< 0 fibo1_~n))} assume !(1 == ~n); {2736#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:18,429 INFO L272 TraceCheckUtils]: 3: Hoare triple {2736#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} call #t~ret4 := fibo2(~n - 1); {2627#true} is VALID [2022-02-20 18:15:18,429 INFO L290 TraceCheckUtils]: 4: Hoare triple {2627#true} ~n := #in~n; {2627#true} is VALID [2022-02-20 18:15:18,429 INFO L290 TraceCheckUtils]: 5: Hoare triple {2627#true} assume !(~n < 1); {2627#true} is VALID [2022-02-20 18:15:18,429 INFO L290 TraceCheckUtils]: 6: Hoare triple {2627#true} assume 1 == ~n;#res := 1; {2627#true} is VALID [2022-02-20 18:15:18,429 INFO L290 TraceCheckUtils]: 7: Hoare triple {2627#true} assume true; {2627#true} is VALID [2022-02-20 18:15:18,430 INFO L284 TraceCheckUtils]: 8: Hoare quadruple {2627#true} {2736#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #53#return; {2736#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:18,430 INFO L290 TraceCheckUtils]: 9: Hoare triple {2736#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {2736#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:18,430 INFO L272 TraceCheckUtils]: 10: Hoare triple {2736#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} call #t~ret5 := fibo2(~n - 2); {2627#true} is VALID [2022-02-20 18:15:18,430 INFO L290 TraceCheckUtils]: 11: Hoare triple {2627#true} ~n := #in~n; {2627#true} is VALID [2022-02-20 18:15:18,431 INFO L290 TraceCheckUtils]: 12: Hoare triple {2627#true} assume ~n < 1;#res := 0; {2627#true} is VALID [2022-02-20 18:15:18,431 INFO L290 TraceCheckUtils]: 13: Hoare triple {2627#true} assume true; {2627#true} is VALID [2022-02-20 18:15:18,432 INFO L284 TraceCheckUtils]: 14: Hoare quadruple {2627#true} {2736#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #55#return; {2746#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:18,432 INFO L290 TraceCheckUtils]: 15: Hoare triple {2746#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {2746#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:18,432 INFO L290 TraceCheckUtils]: 16: Hoare triple {2746#(<= 2 |fibo1_#in~n|)} assume true; {2746#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:18,433 INFO L284 TraceCheckUtils]: 17: Hoare quadruple {2746#(<= 2 |fibo1_#in~n|)} {2627#true} #49#return; {2729#(<= 3 fibo2_~n)} is VALID [2022-02-20 18:15:18,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-02-20 18:15:18,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:18,446 INFO L290 TraceCheckUtils]: 0: Hoare triple {2627#true} ~n := #in~n; {2734#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:18,447 INFO L290 TraceCheckUtils]: 1: Hoare triple {2734#(= fibo1_~n |fibo1_#in~n|)} assume ~n < 1;#res := 0; {2747#(<= |fibo1_#in~n| 0)} is VALID [2022-02-20 18:15:18,447 INFO L290 TraceCheckUtils]: 2: Hoare triple {2747#(<= |fibo1_#in~n| 0)} assume true; {2747#(<= |fibo1_#in~n| 0)} is VALID [2022-02-20 18:15:18,448 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {2747#(<= |fibo1_#in~n| 0)} {2729#(<= 3 fibo2_~n)} #51#return; {2628#false} is VALID [2022-02-20 18:15:18,448 INFO L290 TraceCheckUtils]: 0: Hoare triple {2627#true} ~n := #in~n; {2627#true} is VALID [2022-02-20 18:15:18,448 INFO L290 TraceCheckUtils]: 1: Hoare triple {2627#true} assume !(~n < 1); {2627#true} is VALID [2022-02-20 18:15:18,448 INFO L290 TraceCheckUtils]: 2: Hoare triple {2627#true} assume !(1 == ~n); {2627#true} is VALID [2022-02-20 18:15:18,448 INFO L272 TraceCheckUtils]: 3: Hoare triple {2627#true} call #t~ret6 := fibo1(~n - 1); {2627#true} is VALID [2022-02-20 18:15:18,449 INFO L290 TraceCheckUtils]: 4: Hoare triple {2627#true} ~n := #in~n; {2734#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:18,449 INFO L290 TraceCheckUtils]: 5: Hoare triple {2734#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {2735#(and (= fibo1_~n |fibo1_#in~n|) (< 0 fibo1_~n))} is VALID [2022-02-20 18:15:18,449 INFO L290 TraceCheckUtils]: 6: Hoare triple {2735#(and (= fibo1_~n |fibo1_#in~n|) (< 0 fibo1_~n))} assume !(1 == ~n); {2736#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:18,450 INFO L272 TraceCheckUtils]: 7: Hoare triple {2736#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} call #t~ret4 := fibo2(~n - 1); {2627#true} is VALID [2022-02-20 18:15:18,450 INFO L290 TraceCheckUtils]: 8: Hoare triple {2627#true} ~n := #in~n; {2627#true} is VALID [2022-02-20 18:15:18,450 INFO L290 TraceCheckUtils]: 9: Hoare triple {2627#true} assume !(~n < 1); {2627#true} is VALID [2022-02-20 18:15:18,450 INFO L290 TraceCheckUtils]: 10: Hoare triple {2627#true} assume 1 == ~n;#res := 1; {2627#true} is VALID [2022-02-20 18:15:18,450 INFO L290 TraceCheckUtils]: 11: Hoare triple {2627#true} assume true; {2627#true} is VALID [2022-02-20 18:15:18,451 INFO L284 TraceCheckUtils]: 12: Hoare quadruple {2627#true} {2736#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #53#return; {2736#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:18,451 INFO L290 TraceCheckUtils]: 13: Hoare triple {2736#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {2736#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:18,451 INFO L272 TraceCheckUtils]: 14: Hoare triple {2736#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} call #t~ret5 := fibo2(~n - 2); {2627#true} is VALID [2022-02-20 18:15:18,451 INFO L290 TraceCheckUtils]: 15: Hoare triple {2627#true} ~n := #in~n; {2627#true} is VALID [2022-02-20 18:15:18,451 INFO L290 TraceCheckUtils]: 16: Hoare triple {2627#true} assume ~n < 1;#res := 0; {2627#true} is VALID [2022-02-20 18:15:18,452 INFO L290 TraceCheckUtils]: 17: Hoare triple {2627#true} assume true; {2627#true} is VALID [2022-02-20 18:15:18,452 INFO L284 TraceCheckUtils]: 18: Hoare quadruple {2627#true} {2736#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #55#return; {2746#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:18,453 INFO L290 TraceCheckUtils]: 19: Hoare triple {2746#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {2746#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:18,453 INFO L290 TraceCheckUtils]: 20: Hoare triple {2746#(<= 2 |fibo1_#in~n|)} assume true; {2746#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:18,454 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {2746#(<= 2 |fibo1_#in~n|)} {2627#true} #49#return; {2729#(<= 3 fibo2_~n)} is VALID [2022-02-20 18:15:18,454 INFO L290 TraceCheckUtils]: 22: Hoare triple {2729#(<= 3 fibo2_~n)} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {2729#(<= 3 fibo2_~n)} is VALID [2022-02-20 18:15:18,454 INFO L272 TraceCheckUtils]: 23: Hoare triple {2729#(<= 3 fibo2_~n)} call #t~ret7 := fibo1(~n - 2); {2627#true} is VALID [2022-02-20 18:15:18,454 INFO L290 TraceCheckUtils]: 24: Hoare triple {2627#true} ~n := #in~n; {2734#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:18,455 INFO L290 TraceCheckUtils]: 25: Hoare triple {2734#(= fibo1_~n |fibo1_#in~n|)} assume ~n < 1;#res := 0; {2747#(<= |fibo1_#in~n| 0)} is VALID [2022-02-20 18:15:18,455 INFO L290 TraceCheckUtils]: 26: Hoare triple {2747#(<= |fibo1_#in~n| 0)} assume true; {2747#(<= |fibo1_#in~n| 0)} is VALID [2022-02-20 18:15:18,456 INFO L284 TraceCheckUtils]: 27: Hoare quadruple {2747#(<= |fibo1_#in~n| 0)} {2729#(<= 3 fibo2_~n)} #51#return; {2628#false} is VALID [2022-02-20 18:15:18,456 INFO L290 TraceCheckUtils]: 28: Hoare triple {2628#false} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {2628#false} is VALID [2022-02-20 18:15:18,456 INFO L290 TraceCheckUtils]: 29: Hoare triple {2628#false} assume true; {2628#false} is VALID [2022-02-20 18:15:18,456 INFO L284 TraceCheckUtils]: 30: Hoare quadruple {2628#false} {2627#true} #53#return; {2628#false} is VALID [2022-02-20 18:15:18,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-02-20 18:15:18,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:18,461 INFO L290 TraceCheckUtils]: 0: Hoare triple {2627#true} ~n := #in~n; {2627#true} is VALID [2022-02-20 18:15:18,461 INFO L290 TraceCheckUtils]: 1: Hoare triple {2627#true} assume !(~n < 1); {2627#true} is VALID [2022-02-20 18:15:18,461 INFO L290 TraceCheckUtils]: 2: Hoare triple {2627#true} assume 1 == ~n;#res := 1; {2627#true} is VALID [2022-02-20 18:15:18,462 INFO L290 TraceCheckUtils]: 3: Hoare triple {2627#true} assume true; {2627#true} is VALID [2022-02-20 18:15:18,462 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {2627#true} {2628#false} #55#return; {2628#false} is VALID [2022-02-20 18:15:18,462 INFO L290 TraceCheckUtils]: 0: Hoare triple {2627#true} ~n := #in~n; {2627#true} is VALID [2022-02-20 18:15:18,462 INFO L290 TraceCheckUtils]: 1: Hoare triple {2627#true} assume !(~n < 1); {2627#true} is VALID [2022-02-20 18:15:18,462 INFO L290 TraceCheckUtils]: 2: Hoare triple {2627#true} assume !(1 == ~n); {2627#true} is VALID [2022-02-20 18:15:18,462 INFO L272 TraceCheckUtils]: 3: Hoare triple {2627#true} call #t~ret4 := fibo2(~n - 1); {2627#true} is VALID [2022-02-20 18:15:18,462 INFO L290 TraceCheckUtils]: 4: Hoare triple {2627#true} ~n := #in~n; {2627#true} is VALID [2022-02-20 18:15:18,462 INFO L290 TraceCheckUtils]: 5: Hoare triple {2627#true} assume !(~n < 1); {2627#true} is VALID [2022-02-20 18:15:18,462 INFO L290 TraceCheckUtils]: 6: Hoare triple {2627#true} assume !(1 == ~n); {2627#true} is VALID [2022-02-20 18:15:18,463 INFO L272 TraceCheckUtils]: 7: Hoare triple {2627#true} call #t~ret6 := fibo1(~n - 1); {2627#true} is VALID [2022-02-20 18:15:18,464 INFO L290 TraceCheckUtils]: 8: Hoare triple {2627#true} ~n := #in~n; {2734#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:18,465 INFO L290 TraceCheckUtils]: 9: Hoare triple {2734#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {2735#(and (= fibo1_~n |fibo1_#in~n|) (< 0 fibo1_~n))} is VALID [2022-02-20 18:15:18,465 INFO L290 TraceCheckUtils]: 10: Hoare triple {2735#(and (= fibo1_~n |fibo1_#in~n|) (< 0 fibo1_~n))} assume !(1 == ~n); {2736#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:18,465 INFO L272 TraceCheckUtils]: 11: Hoare triple {2736#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} call #t~ret4 := fibo2(~n - 1); {2627#true} is VALID [2022-02-20 18:15:18,466 INFO L290 TraceCheckUtils]: 12: Hoare triple {2627#true} ~n := #in~n; {2627#true} is VALID [2022-02-20 18:15:18,466 INFO L290 TraceCheckUtils]: 13: Hoare triple {2627#true} assume !(~n < 1); {2627#true} is VALID [2022-02-20 18:15:18,466 INFO L290 TraceCheckUtils]: 14: Hoare triple {2627#true} assume 1 == ~n;#res := 1; {2627#true} is VALID [2022-02-20 18:15:18,466 INFO L290 TraceCheckUtils]: 15: Hoare triple {2627#true} assume true; {2627#true} is VALID [2022-02-20 18:15:18,467 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {2627#true} {2736#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #53#return; {2736#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:18,467 INFO L290 TraceCheckUtils]: 17: Hoare triple {2736#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {2736#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:18,467 INFO L272 TraceCheckUtils]: 18: Hoare triple {2736#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} call #t~ret5 := fibo2(~n - 2); {2627#true} is VALID [2022-02-20 18:15:18,467 INFO L290 TraceCheckUtils]: 19: Hoare triple {2627#true} ~n := #in~n; {2627#true} is VALID [2022-02-20 18:15:18,467 INFO L290 TraceCheckUtils]: 20: Hoare triple {2627#true} assume ~n < 1;#res := 0; {2627#true} is VALID [2022-02-20 18:15:18,467 INFO L290 TraceCheckUtils]: 21: Hoare triple {2627#true} assume true; {2627#true} is VALID [2022-02-20 18:15:18,468 INFO L284 TraceCheckUtils]: 22: Hoare quadruple {2627#true} {2736#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #55#return; {2746#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:18,468 INFO L290 TraceCheckUtils]: 23: Hoare triple {2746#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {2746#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:18,469 INFO L290 TraceCheckUtils]: 24: Hoare triple {2746#(<= 2 |fibo1_#in~n|)} assume true; {2746#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:18,470 INFO L284 TraceCheckUtils]: 25: Hoare quadruple {2746#(<= 2 |fibo1_#in~n|)} {2627#true} #49#return; {2729#(<= 3 fibo2_~n)} is VALID [2022-02-20 18:15:18,472 INFO L290 TraceCheckUtils]: 26: Hoare triple {2729#(<= 3 fibo2_~n)} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {2729#(<= 3 fibo2_~n)} is VALID [2022-02-20 18:15:18,472 INFO L272 TraceCheckUtils]: 27: Hoare triple {2729#(<= 3 fibo2_~n)} call #t~ret7 := fibo1(~n - 2); {2627#true} is VALID [2022-02-20 18:15:18,473 INFO L290 TraceCheckUtils]: 28: Hoare triple {2627#true} ~n := #in~n; {2734#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:18,473 INFO L290 TraceCheckUtils]: 29: Hoare triple {2734#(= fibo1_~n |fibo1_#in~n|)} assume ~n < 1;#res := 0; {2747#(<= |fibo1_#in~n| 0)} is VALID [2022-02-20 18:15:18,473 INFO L290 TraceCheckUtils]: 30: Hoare triple {2747#(<= |fibo1_#in~n| 0)} assume true; {2747#(<= |fibo1_#in~n| 0)} is VALID [2022-02-20 18:15:18,474 INFO L284 TraceCheckUtils]: 31: Hoare quadruple {2747#(<= |fibo1_#in~n| 0)} {2729#(<= 3 fibo2_~n)} #51#return; {2628#false} is VALID [2022-02-20 18:15:18,474 INFO L290 TraceCheckUtils]: 32: Hoare triple {2628#false} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {2628#false} is VALID [2022-02-20 18:15:18,474 INFO L290 TraceCheckUtils]: 33: Hoare triple {2628#false} assume true; {2628#false} is VALID [2022-02-20 18:15:18,474 INFO L284 TraceCheckUtils]: 34: Hoare quadruple {2628#false} {2627#true} #53#return; {2628#false} is VALID [2022-02-20 18:15:18,474 INFO L290 TraceCheckUtils]: 35: Hoare triple {2628#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {2628#false} is VALID [2022-02-20 18:15:18,475 INFO L272 TraceCheckUtils]: 36: Hoare triple {2628#false} call #t~ret5 := fibo2(~n - 2); {2627#true} is VALID [2022-02-20 18:15:18,475 INFO L290 TraceCheckUtils]: 37: Hoare triple {2627#true} ~n := #in~n; {2627#true} is VALID [2022-02-20 18:15:18,475 INFO L290 TraceCheckUtils]: 38: Hoare triple {2627#true} assume !(~n < 1); {2627#true} is VALID [2022-02-20 18:15:18,475 INFO L290 TraceCheckUtils]: 39: Hoare triple {2627#true} assume 1 == ~n;#res := 1; {2627#true} is VALID [2022-02-20 18:15:18,475 INFO L290 TraceCheckUtils]: 40: Hoare triple {2627#true} assume true; {2627#true} is VALID [2022-02-20 18:15:18,475 INFO L284 TraceCheckUtils]: 41: Hoare quadruple {2627#true} {2628#false} #55#return; {2628#false} is VALID [2022-02-20 18:15:18,475 INFO L290 TraceCheckUtils]: 42: Hoare triple {2628#false} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {2628#false} is VALID [2022-02-20 18:15:18,475 INFO L290 TraceCheckUtils]: 43: Hoare triple {2628#false} assume true; {2628#false} is VALID [2022-02-20 18:15:18,476 INFO L284 TraceCheckUtils]: 44: Hoare quadruple {2628#false} {2629#(<= 20 |ULTIMATE.start_main_~x~0#1|)} #47#return; {2628#false} is VALID [2022-02-20 18:15:18,476 INFO L290 TraceCheckUtils]: 0: Hoare triple {2627#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); {2627#true} is VALID [2022-02-20 18:15:18,476 INFO L290 TraceCheckUtils]: 1: Hoare triple {2627#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret8#1, main_~x~0#1, main_~result~0#1;main_~x~0#1 := 20; {2629#(<= 20 |ULTIMATE.start_main_~x~0#1|)} is VALID [2022-02-20 18:15:18,476 INFO L272 TraceCheckUtils]: 2: Hoare triple {2629#(<= 20 |ULTIMATE.start_main_~x~0#1|)} call main_#t~ret8#1 := fibo1(main_~x~0#1); {2627#true} is VALID [2022-02-20 18:15:18,476 INFO L290 TraceCheckUtils]: 3: Hoare triple {2627#true} ~n := #in~n; {2627#true} is VALID [2022-02-20 18:15:18,477 INFO L290 TraceCheckUtils]: 4: Hoare triple {2627#true} assume !(~n < 1); {2627#true} is VALID [2022-02-20 18:15:18,477 INFO L290 TraceCheckUtils]: 5: Hoare triple {2627#true} assume !(1 == ~n); {2627#true} is VALID [2022-02-20 18:15:18,477 INFO L272 TraceCheckUtils]: 6: Hoare triple {2627#true} call #t~ret4 := fibo2(~n - 1); {2627#true} is VALID [2022-02-20 18:15:18,477 INFO L290 TraceCheckUtils]: 7: Hoare triple {2627#true} ~n := #in~n; {2627#true} is VALID [2022-02-20 18:15:18,477 INFO L290 TraceCheckUtils]: 8: Hoare triple {2627#true} assume !(~n < 1); {2627#true} is VALID [2022-02-20 18:15:18,477 INFO L290 TraceCheckUtils]: 9: Hoare triple {2627#true} assume !(1 == ~n); {2627#true} is VALID [2022-02-20 18:15:18,477 INFO L272 TraceCheckUtils]: 10: Hoare triple {2627#true} call #t~ret6 := fibo1(~n - 1); {2627#true} is VALID [2022-02-20 18:15:18,478 INFO L290 TraceCheckUtils]: 11: Hoare triple {2627#true} ~n := #in~n; {2734#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:18,478 INFO L290 TraceCheckUtils]: 12: Hoare triple {2734#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {2735#(and (= fibo1_~n |fibo1_#in~n|) (< 0 fibo1_~n))} is VALID [2022-02-20 18:15:18,478 INFO L290 TraceCheckUtils]: 13: Hoare triple {2735#(and (= fibo1_~n |fibo1_#in~n|) (< 0 fibo1_~n))} assume !(1 == ~n); {2736#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:18,479 INFO L272 TraceCheckUtils]: 14: Hoare triple {2736#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} call #t~ret4 := fibo2(~n - 1); {2627#true} is VALID [2022-02-20 18:15:18,479 INFO L290 TraceCheckUtils]: 15: Hoare triple {2627#true} ~n := #in~n; {2627#true} is VALID [2022-02-20 18:15:18,479 INFO L290 TraceCheckUtils]: 16: Hoare triple {2627#true} assume !(~n < 1); {2627#true} is VALID [2022-02-20 18:15:18,479 INFO L290 TraceCheckUtils]: 17: Hoare triple {2627#true} assume 1 == ~n;#res := 1; {2627#true} is VALID [2022-02-20 18:15:18,479 INFO L290 TraceCheckUtils]: 18: Hoare triple {2627#true} assume true; {2627#true} is VALID [2022-02-20 18:15:18,480 INFO L284 TraceCheckUtils]: 19: Hoare quadruple {2627#true} {2736#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #53#return; {2736#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:18,480 INFO L290 TraceCheckUtils]: 20: Hoare triple {2736#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {2736#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:18,480 INFO L272 TraceCheckUtils]: 21: Hoare triple {2736#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} call #t~ret5 := fibo2(~n - 2); {2627#true} is VALID [2022-02-20 18:15:18,480 INFO L290 TraceCheckUtils]: 22: Hoare triple {2627#true} ~n := #in~n; {2627#true} is VALID [2022-02-20 18:15:18,480 INFO L290 TraceCheckUtils]: 23: Hoare triple {2627#true} assume ~n < 1;#res := 0; {2627#true} is VALID [2022-02-20 18:15:18,480 INFO L290 TraceCheckUtils]: 24: Hoare triple {2627#true} assume true; {2627#true} is VALID [2022-02-20 18:15:18,483 INFO L284 TraceCheckUtils]: 25: Hoare quadruple {2627#true} {2736#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #55#return; {2746#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:18,484 INFO L290 TraceCheckUtils]: 26: Hoare triple {2746#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {2746#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:18,484 INFO L290 TraceCheckUtils]: 27: Hoare triple {2746#(<= 2 |fibo1_#in~n|)} assume true; {2746#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:18,492 INFO L284 TraceCheckUtils]: 28: Hoare quadruple {2746#(<= 2 |fibo1_#in~n|)} {2627#true} #49#return; {2729#(<= 3 fibo2_~n)} is VALID [2022-02-20 18:15:18,492 INFO L290 TraceCheckUtils]: 29: Hoare triple {2729#(<= 3 fibo2_~n)} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {2729#(<= 3 fibo2_~n)} is VALID [2022-02-20 18:15:18,492 INFO L272 TraceCheckUtils]: 30: Hoare triple {2729#(<= 3 fibo2_~n)} call #t~ret7 := fibo1(~n - 2); {2627#true} is VALID [2022-02-20 18:15:18,493 INFO L290 TraceCheckUtils]: 31: Hoare triple {2627#true} ~n := #in~n; {2734#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:18,493 INFO L290 TraceCheckUtils]: 32: Hoare triple {2734#(= fibo1_~n |fibo1_#in~n|)} assume ~n < 1;#res := 0; {2747#(<= |fibo1_#in~n| 0)} is VALID [2022-02-20 18:15:18,493 INFO L290 TraceCheckUtils]: 33: Hoare triple {2747#(<= |fibo1_#in~n| 0)} assume true; {2747#(<= |fibo1_#in~n| 0)} is VALID [2022-02-20 18:15:18,494 INFO L284 TraceCheckUtils]: 34: Hoare quadruple {2747#(<= |fibo1_#in~n| 0)} {2729#(<= 3 fibo2_~n)} #51#return; {2628#false} is VALID [2022-02-20 18:15:18,494 INFO L290 TraceCheckUtils]: 35: Hoare triple {2628#false} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {2628#false} is VALID [2022-02-20 18:15:18,494 INFO L290 TraceCheckUtils]: 36: Hoare triple {2628#false} assume true; {2628#false} is VALID [2022-02-20 18:15:18,494 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {2628#false} {2627#true} #53#return; {2628#false} is VALID [2022-02-20 18:15:18,494 INFO L290 TraceCheckUtils]: 38: Hoare triple {2628#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {2628#false} is VALID [2022-02-20 18:15:18,495 INFO L272 TraceCheckUtils]: 39: Hoare triple {2628#false} call #t~ret5 := fibo2(~n - 2); {2627#true} is VALID [2022-02-20 18:15:18,495 INFO L290 TraceCheckUtils]: 40: Hoare triple {2627#true} ~n := #in~n; {2627#true} is VALID [2022-02-20 18:15:18,495 INFO L290 TraceCheckUtils]: 41: Hoare triple {2627#true} assume !(~n < 1); {2627#true} is VALID [2022-02-20 18:15:18,495 INFO L290 TraceCheckUtils]: 42: Hoare triple {2627#true} assume 1 == ~n;#res := 1; {2627#true} is VALID [2022-02-20 18:15:18,495 INFO L290 TraceCheckUtils]: 43: Hoare triple {2627#true} assume true; {2627#true} is VALID [2022-02-20 18:15:18,495 INFO L284 TraceCheckUtils]: 44: Hoare quadruple {2627#true} {2628#false} #55#return; {2628#false} is VALID [2022-02-20 18:15:18,495 INFO L290 TraceCheckUtils]: 45: Hoare triple {2628#false} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {2628#false} is VALID [2022-02-20 18:15:18,495 INFO L290 TraceCheckUtils]: 46: Hoare triple {2628#false} assume true; {2628#false} is VALID [2022-02-20 18:15:18,495 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {2628#false} {2629#(<= 20 |ULTIMATE.start_main_~x~0#1|)} #47#return; {2628#false} is VALID [2022-02-20 18:15:18,496 INFO L290 TraceCheckUtils]: 48: Hoare triple {2628#false} assume -2147483648 <= main_#t~ret8#1 && main_#t~ret8#1 <= 2147483647;main_~result~0#1 := main_#t~ret8#1;havoc main_#t~ret8#1; {2628#false} is VALID [2022-02-20 18:15:18,496 INFO L290 TraceCheckUtils]: 49: Hoare triple {2628#false} assume 6765 == main_~result~0#1; {2628#false} is VALID [2022-02-20 18:15:18,496 INFO L290 TraceCheckUtils]: 50: Hoare triple {2628#false} assume !false; {2628#false} is VALID [2022-02-20 18:15:18,496 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-02-20 18:15:18,496 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:15:18,496 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2077224713] [2022-02-20 18:15:18,496 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2077224713] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 18:15:18,497 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [851125270] [2022-02-20 18:15:18,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:15:18,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 18:15:18,497 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 18:15:18,498 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 18:15:18,528 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-02-20 18:15:18,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:18,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 10 conjunts are in the unsatisfiable core [2022-02-20 18:15:18,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:18,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 18:15:18,848 INFO L290 TraceCheckUtils]: 0: Hoare triple {2627#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); {2627#true} is VALID [2022-02-20 18:15:18,849 INFO L290 TraceCheckUtils]: 1: Hoare triple {2627#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret8#1, main_~x~0#1, main_~result~0#1;main_~x~0#1 := 20; {2629#(<= 20 |ULTIMATE.start_main_~x~0#1|)} is VALID [2022-02-20 18:15:18,849 INFO L272 TraceCheckUtils]: 2: Hoare triple {2629#(<= 20 |ULTIMATE.start_main_~x~0#1|)} call main_#t~ret8#1 := fibo1(main_~x~0#1); {2627#true} is VALID [2022-02-20 18:15:18,849 INFO L290 TraceCheckUtils]: 3: Hoare triple {2627#true} ~n := #in~n; {2760#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:18,849 INFO L290 TraceCheckUtils]: 4: Hoare triple {2760#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {2760#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:18,850 INFO L290 TraceCheckUtils]: 5: Hoare triple {2760#(<= |fibo1_#in~n| fibo1_~n)} assume !(1 == ~n); {2760#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:18,850 INFO L272 TraceCheckUtils]: 6: Hoare triple {2760#(<= |fibo1_#in~n| fibo1_~n)} call #t~ret4 := fibo2(~n - 1); {2627#true} is VALID [2022-02-20 18:15:18,850 INFO L290 TraceCheckUtils]: 7: Hoare triple {2627#true} ~n := #in~n; {2773#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:18,850 INFO L290 TraceCheckUtils]: 8: Hoare triple {2773#(<= |fibo2_#in~n| fibo2_~n)} assume !(~n < 1); {2773#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:18,851 INFO L290 TraceCheckUtils]: 9: Hoare triple {2773#(<= |fibo2_#in~n| fibo2_~n)} assume !(1 == ~n); {2773#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:18,851 INFO L272 TraceCheckUtils]: 10: Hoare triple {2773#(<= |fibo2_#in~n| fibo2_~n)} call #t~ret6 := fibo1(~n - 1); {2627#true} is VALID [2022-02-20 18:15:18,858 INFO L290 TraceCheckUtils]: 11: Hoare triple {2627#true} ~n := #in~n; {2760#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:18,858 INFO L290 TraceCheckUtils]: 12: Hoare triple {2760#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {2760#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:18,859 INFO L290 TraceCheckUtils]: 13: Hoare triple {2760#(<= |fibo1_#in~n| fibo1_~n)} assume !(1 == ~n); {2760#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:18,859 INFO L272 TraceCheckUtils]: 14: Hoare triple {2760#(<= |fibo1_#in~n| fibo1_~n)} call #t~ret4 := fibo2(~n - 1); {2627#true} is VALID [2022-02-20 18:15:18,859 INFO L290 TraceCheckUtils]: 15: Hoare triple {2627#true} ~n := #in~n; {2773#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:18,859 INFO L290 TraceCheckUtils]: 16: Hoare triple {2773#(<= |fibo2_#in~n| fibo2_~n)} assume !(~n < 1); {2773#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:18,860 INFO L290 TraceCheckUtils]: 17: Hoare triple {2773#(<= |fibo2_#in~n| fibo2_~n)} assume 1 == ~n;#res := 1; {2804#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:18,860 INFO L290 TraceCheckUtils]: 18: Hoare triple {2804#(<= |fibo2_#in~n| 1)} assume true; {2804#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:18,861 INFO L284 TraceCheckUtils]: 19: Hoare quadruple {2804#(<= |fibo2_#in~n| 1)} {2760#(<= |fibo1_#in~n| fibo1_~n)} #53#return; {2811#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:18,861 INFO L290 TraceCheckUtils]: 20: Hoare triple {2811#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {2811#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:18,861 INFO L272 TraceCheckUtils]: 21: Hoare triple {2811#(<= |fibo1_#in~n| 2)} call #t~ret5 := fibo2(~n - 2); {2627#true} is VALID [2022-02-20 18:15:18,861 INFO L290 TraceCheckUtils]: 22: Hoare triple {2627#true} ~n := #in~n; {2627#true} is VALID [2022-02-20 18:15:18,861 INFO L290 TraceCheckUtils]: 23: Hoare triple {2627#true} assume ~n < 1;#res := 0; {2627#true} is VALID [2022-02-20 18:15:18,861 INFO L290 TraceCheckUtils]: 24: Hoare triple {2627#true} assume true; {2627#true} is VALID [2022-02-20 18:15:18,863 INFO L284 TraceCheckUtils]: 25: Hoare quadruple {2627#true} {2811#(<= |fibo1_#in~n| 2)} #55#return; {2811#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:18,864 INFO L290 TraceCheckUtils]: 26: Hoare triple {2811#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {2811#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:18,864 INFO L290 TraceCheckUtils]: 27: Hoare triple {2811#(<= |fibo1_#in~n| 2)} assume true; {2811#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:18,865 INFO L284 TraceCheckUtils]: 28: Hoare quadruple {2811#(<= |fibo1_#in~n| 2)} {2773#(<= |fibo2_#in~n| fibo2_~n)} #49#return; {2839#(<= |fibo2_#in~n| 3)} is VALID [2022-02-20 18:15:18,865 INFO L290 TraceCheckUtils]: 29: Hoare triple {2839#(<= |fibo2_#in~n| 3)} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {2839#(<= |fibo2_#in~n| 3)} is VALID [2022-02-20 18:15:18,865 INFO L272 TraceCheckUtils]: 30: Hoare triple {2839#(<= |fibo2_#in~n| 3)} call #t~ret7 := fibo1(~n - 2); {2627#true} is VALID [2022-02-20 18:15:18,866 INFO L290 TraceCheckUtils]: 31: Hoare triple {2627#true} ~n := #in~n; {2627#true} is VALID [2022-02-20 18:15:18,866 INFO L290 TraceCheckUtils]: 32: Hoare triple {2627#true} assume ~n < 1;#res := 0; {2627#true} is VALID [2022-02-20 18:15:18,866 INFO L290 TraceCheckUtils]: 33: Hoare triple {2627#true} assume true; {2627#true} is VALID [2022-02-20 18:15:18,866 INFO L284 TraceCheckUtils]: 34: Hoare quadruple {2627#true} {2839#(<= |fibo2_#in~n| 3)} #51#return; {2839#(<= |fibo2_#in~n| 3)} is VALID [2022-02-20 18:15:18,867 INFO L290 TraceCheckUtils]: 35: Hoare triple {2839#(<= |fibo2_#in~n| 3)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {2839#(<= |fibo2_#in~n| 3)} is VALID [2022-02-20 18:15:18,867 INFO L290 TraceCheckUtils]: 36: Hoare triple {2839#(<= |fibo2_#in~n| 3)} assume true; {2839#(<= |fibo2_#in~n| 3)} is VALID [2022-02-20 18:15:18,868 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {2839#(<= |fibo2_#in~n| 3)} {2760#(<= |fibo1_#in~n| fibo1_~n)} #53#return; {2867#(<= |fibo1_#in~n| 4)} is VALID [2022-02-20 18:15:18,868 INFO L290 TraceCheckUtils]: 38: Hoare triple {2867#(<= |fibo1_#in~n| 4)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {2867#(<= |fibo1_#in~n| 4)} is VALID [2022-02-20 18:15:18,868 INFO L272 TraceCheckUtils]: 39: Hoare triple {2867#(<= |fibo1_#in~n| 4)} call #t~ret5 := fibo2(~n - 2); {2627#true} is VALID [2022-02-20 18:15:18,869 INFO L290 TraceCheckUtils]: 40: Hoare triple {2627#true} ~n := #in~n; {2627#true} is VALID [2022-02-20 18:15:18,869 INFO L290 TraceCheckUtils]: 41: Hoare triple {2627#true} assume !(~n < 1); {2627#true} is VALID [2022-02-20 18:15:18,869 INFO L290 TraceCheckUtils]: 42: Hoare triple {2627#true} assume 1 == ~n;#res := 1; {2627#true} is VALID [2022-02-20 18:15:18,869 INFO L290 TraceCheckUtils]: 43: Hoare triple {2627#true} assume true; {2627#true} is VALID [2022-02-20 18:15:18,870 INFO L284 TraceCheckUtils]: 44: Hoare quadruple {2627#true} {2867#(<= |fibo1_#in~n| 4)} #55#return; {2867#(<= |fibo1_#in~n| 4)} is VALID [2022-02-20 18:15:18,870 INFO L290 TraceCheckUtils]: 45: Hoare triple {2867#(<= |fibo1_#in~n| 4)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {2867#(<= |fibo1_#in~n| 4)} is VALID [2022-02-20 18:15:18,870 INFO L290 TraceCheckUtils]: 46: Hoare triple {2867#(<= |fibo1_#in~n| 4)} assume true; {2867#(<= |fibo1_#in~n| 4)} is VALID [2022-02-20 18:15:18,871 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {2867#(<= |fibo1_#in~n| 4)} {2629#(<= 20 |ULTIMATE.start_main_~x~0#1|)} #47#return; {2628#false} is VALID [2022-02-20 18:15:18,871 INFO L290 TraceCheckUtils]: 48: Hoare triple {2628#false} assume -2147483648 <= main_#t~ret8#1 && main_#t~ret8#1 <= 2147483647;main_~result~0#1 := main_#t~ret8#1;havoc main_#t~ret8#1; {2628#false} is VALID [2022-02-20 18:15:18,871 INFO L290 TraceCheckUtils]: 49: Hoare triple {2628#false} assume 6765 == main_~result~0#1; {2628#false} is VALID [2022-02-20 18:15:18,871 INFO L290 TraceCheckUtils]: 50: Hoare triple {2628#false} assume !false; {2628#false} is VALID [2022-02-20 18:15:18,872 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 4 proven. 23 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-02-20 18:15:18,872 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 18:15:20,526 INFO L290 TraceCheckUtils]: 50: Hoare triple {2628#false} assume !false; {2628#false} is VALID [2022-02-20 18:15:20,526 INFO L290 TraceCheckUtils]: 49: Hoare triple {2628#false} assume 6765 == main_~result~0#1; {2628#false} is VALID [2022-02-20 18:15:20,526 INFO L290 TraceCheckUtils]: 48: Hoare triple {2628#false} assume -2147483648 <= main_#t~ret8#1 && main_#t~ret8#1 <= 2147483647;main_~result~0#1 := main_#t~ret8#1;havoc main_#t~ret8#1; {2628#false} is VALID [2022-02-20 18:15:20,527 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {2867#(<= |fibo1_#in~n| 4)} {2916#(< 4 |ULTIMATE.start_main_~x~0#1|)} #47#return; {2628#false} is VALID [2022-02-20 18:15:20,527 INFO L290 TraceCheckUtils]: 46: Hoare triple {2867#(<= |fibo1_#in~n| 4)} assume true; {2867#(<= |fibo1_#in~n| 4)} is VALID [2022-02-20 18:15:20,527 INFO L290 TraceCheckUtils]: 45: Hoare triple {2867#(<= |fibo1_#in~n| 4)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {2867#(<= |fibo1_#in~n| 4)} is VALID [2022-02-20 18:15:20,529 INFO L284 TraceCheckUtils]: 44: Hoare quadruple {2627#true} {2867#(<= |fibo1_#in~n| 4)} #55#return; {2867#(<= |fibo1_#in~n| 4)} is VALID [2022-02-20 18:15:20,529 INFO L290 TraceCheckUtils]: 43: Hoare triple {2627#true} assume true; {2627#true} is VALID [2022-02-20 18:15:20,529 INFO L290 TraceCheckUtils]: 42: Hoare triple {2627#true} assume 1 == ~n;#res := 1; {2627#true} is VALID [2022-02-20 18:15:20,529 INFO L290 TraceCheckUtils]: 41: Hoare triple {2627#true} assume !(~n < 1); {2627#true} is VALID [2022-02-20 18:15:20,529 INFO L290 TraceCheckUtils]: 40: Hoare triple {2627#true} ~n := #in~n; {2627#true} is VALID [2022-02-20 18:15:20,529 INFO L272 TraceCheckUtils]: 39: Hoare triple {2867#(<= |fibo1_#in~n| 4)} call #t~ret5 := fibo2(~n - 2); {2627#true} is VALID [2022-02-20 18:15:20,529 INFO L290 TraceCheckUtils]: 38: Hoare triple {2867#(<= |fibo1_#in~n| 4)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {2867#(<= |fibo1_#in~n| 4)} is VALID [2022-02-20 18:15:20,530 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {2839#(<= |fibo2_#in~n| 3)} {2950#(or (<= |fibo1_#in~n| 4) (< 4 fibo1_~n))} #53#return; {2867#(<= |fibo1_#in~n| 4)} is VALID [2022-02-20 18:15:20,531 INFO L290 TraceCheckUtils]: 36: Hoare triple {2839#(<= |fibo2_#in~n| 3)} assume true; {2839#(<= |fibo2_#in~n| 3)} is VALID [2022-02-20 18:15:20,531 INFO L290 TraceCheckUtils]: 35: Hoare triple {2839#(<= |fibo2_#in~n| 3)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {2839#(<= |fibo2_#in~n| 3)} is VALID [2022-02-20 18:15:20,531 INFO L284 TraceCheckUtils]: 34: Hoare quadruple {2627#true} {2839#(<= |fibo2_#in~n| 3)} #51#return; {2839#(<= |fibo2_#in~n| 3)} is VALID [2022-02-20 18:15:20,531 INFO L290 TraceCheckUtils]: 33: Hoare triple {2627#true} assume true; {2627#true} is VALID [2022-02-20 18:15:20,531 INFO L290 TraceCheckUtils]: 32: Hoare triple {2627#true} assume ~n < 1;#res := 0; {2627#true} is VALID [2022-02-20 18:15:20,532 INFO L290 TraceCheckUtils]: 31: Hoare triple {2627#true} ~n := #in~n; {2627#true} is VALID [2022-02-20 18:15:20,532 INFO L272 TraceCheckUtils]: 30: Hoare triple {2839#(<= |fibo2_#in~n| 3)} call #t~ret7 := fibo1(~n - 2); {2627#true} is VALID [2022-02-20 18:15:20,532 INFO L290 TraceCheckUtils]: 29: Hoare triple {2839#(<= |fibo2_#in~n| 3)} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {2839#(<= |fibo2_#in~n| 3)} is VALID [2022-02-20 18:15:20,533 INFO L284 TraceCheckUtils]: 28: Hoare quadruple {2811#(<= |fibo1_#in~n| 2)} {2981#(or (<= |fibo2_#in~n| 3) (< 3 fibo2_~n))} #49#return; {2839#(<= |fibo2_#in~n| 3)} is VALID [2022-02-20 18:15:20,533 INFO L290 TraceCheckUtils]: 27: Hoare triple {2811#(<= |fibo1_#in~n| 2)} assume true; {2811#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:20,533 INFO L290 TraceCheckUtils]: 26: Hoare triple {2811#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {2811#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:20,534 INFO L284 TraceCheckUtils]: 25: Hoare quadruple {2627#true} {2811#(<= |fibo1_#in~n| 2)} #55#return; {2811#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:20,534 INFO L290 TraceCheckUtils]: 24: Hoare triple {2627#true} assume true; {2627#true} is VALID [2022-02-20 18:15:20,534 INFO L290 TraceCheckUtils]: 23: Hoare triple {2627#true} assume ~n < 1;#res := 0; {2627#true} is VALID [2022-02-20 18:15:20,534 INFO L290 TraceCheckUtils]: 22: Hoare triple {2627#true} ~n := #in~n; {2627#true} is VALID [2022-02-20 18:15:20,534 INFO L272 TraceCheckUtils]: 21: Hoare triple {2811#(<= |fibo1_#in~n| 2)} call #t~ret5 := fibo2(~n - 2); {2627#true} is VALID [2022-02-20 18:15:20,534 INFO L290 TraceCheckUtils]: 20: Hoare triple {2811#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {2811#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:20,535 INFO L284 TraceCheckUtils]: 19: Hoare quadruple {2804#(<= |fibo2_#in~n| 1)} {3012#(or (< 2 fibo1_~n) (<= |fibo1_#in~n| 2))} #53#return; {2811#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:20,535 INFO L290 TraceCheckUtils]: 18: Hoare triple {2804#(<= |fibo2_#in~n| 1)} assume true; {2804#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:20,536 INFO L290 TraceCheckUtils]: 17: Hoare triple {3022#(or (not (<= fibo2_~n 1)) (<= |fibo2_#in~n| 1))} assume 1 == ~n;#res := 1; {2804#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:20,536 INFO L290 TraceCheckUtils]: 16: Hoare triple {3022#(or (not (<= fibo2_~n 1)) (<= |fibo2_#in~n| 1))} assume !(~n < 1); {3022#(or (not (<= fibo2_~n 1)) (<= |fibo2_#in~n| 1))} is VALID [2022-02-20 18:15:20,536 INFO L290 TraceCheckUtils]: 15: Hoare triple {2627#true} ~n := #in~n; {3022#(or (not (<= fibo2_~n 1)) (<= |fibo2_#in~n| 1))} is VALID [2022-02-20 18:15:20,536 INFO L272 TraceCheckUtils]: 14: Hoare triple {3012#(or (< 2 fibo1_~n) (<= |fibo1_#in~n| 2))} call #t~ret4 := fibo2(~n - 1); {2627#true} is VALID [2022-02-20 18:15:20,537 INFO L290 TraceCheckUtils]: 13: Hoare triple {3012#(or (< 2 fibo1_~n) (<= |fibo1_#in~n| 2))} assume !(1 == ~n); {3012#(or (< 2 fibo1_~n) (<= |fibo1_#in~n| 2))} is VALID [2022-02-20 18:15:20,537 INFO L290 TraceCheckUtils]: 12: Hoare triple {3012#(or (< 2 fibo1_~n) (<= |fibo1_#in~n| 2))} assume !(~n < 1); {3012#(or (< 2 fibo1_~n) (<= |fibo1_#in~n| 2))} is VALID [2022-02-20 18:15:20,537 INFO L290 TraceCheckUtils]: 11: Hoare triple {2627#true} ~n := #in~n; {3012#(or (< 2 fibo1_~n) (<= |fibo1_#in~n| 2))} is VALID [2022-02-20 18:15:20,538 INFO L272 TraceCheckUtils]: 10: Hoare triple {2981#(or (<= |fibo2_#in~n| 3) (< 3 fibo2_~n))} call #t~ret6 := fibo1(~n - 1); {2627#true} is VALID [2022-02-20 18:15:20,538 INFO L290 TraceCheckUtils]: 9: Hoare triple {2981#(or (<= |fibo2_#in~n| 3) (< 3 fibo2_~n))} assume !(1 == ~n); {2981#(or (<= |fibo2_#in~n| 3) (< 3 fibo2_~n))} is VALID [2022-02-20 18:15:20,538 INFO L290 TraceCheckUtils]: 8: Hoare triple {2981#(or (<= |fibo2_#in~n| 3) (< 3 fibo2_~n))} assume !(~n < 1); {2981#(or (<= |fibo2_#in~n| 3) (< 3 fibo2_~n))} is VALID [2022-02-20 18:15:20,539 INFO L290 TraceCheckUtils]: 7: Hoare triple {2627#true} ~n := #in~n; {2981#(or (<= |fibo2_#in~n| 3) (< 3 fibo2_~n))} is VALID [2022-02-20 18:15:20,539 INFO L272 TraceCheckUtils]: 6: Hoare triple {2950#(or (<= |fibo1_#in~n| 4) (< 4 fibo1_~n))} call #t~ret4 := fibo2(~n - 1); {2627#true} is VALID [2022-02-20 18:15:20,539 INFO L290 TraceCheckUtils]: 5: Hoare triple {2950#(or (<= |fibo1_#in~n| 4) (< 4 fibo1_~n))} assume !(1 == ~n); {2950#(or (<= |fibo1_#in~n| 4) (< 4 fibo1_~n))} is VALID [2022-02-20 18:15:20,539 INFO L290 TraceCheckUtils]: 4: Hoare triple {2950#(or (<= |fibo1_#in~n| 4) (< 4 fibo1_~n))} assume !(~n < 1); {2950#(or (<= |fibo1_#in~n| 4) (< 4 fibo1_~n))} is VALID [2022-02-20 18:15:20,540 INFO L290 TraceCheckUtils]: 3: Hoare triple {2627#true} ~n := #in~n; {2950#(or (<= |fibo1_#in~n| 4) (< 4 fibo1_~n))} is VALID [2022-02-20 18:15:20,540 INFO L272 TraceCheckUtils]: 2: Hoare triple {2916#(< 4 |ULTIMATE.start_main_~x~0#1|)} call main_#t~ret8#1 := fibo1(main_~x~0#1); {2627#true} is VALID [2022-02-20 18:15:20,540 INFO L290 TraceCheckUtils]: 1: Hoare triple {2627#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret8#1, main_~x~0#1, main_~result~0#1;main_~x~0#1 := 20; {2916#(< 4 |ULTIMATE.start_main_~x~0#1|)} is VALID [2022-02-20 18:15:20,540 INFO L290 TraceCheckUtils]: 0: Hoare triple {2627#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); {2627#true} is VALID [2022-02-20 18:15:20,540 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 4 proven. 28 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-02-20 18:15:20,541 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [851125270] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 18:15:20,541 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 18:15:20,541 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 11] total 20 [2022-02-20 18:15:20,541 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036180697] [2022-02-20 18:15:20,541 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 18:15:20,542 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 18 states have (on average 3.3333333333333335) internal successors, (60), 20 states have internal predecessors, (60), 14 states have call successors, (16), 1 states have call predecessors, (16), 8 states have return successors, (18), 7 states have call predecessors, (18), 14 states have call successors, (18) Word has length 51 [2022-02-20 18:15:20,549 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:15:20,550 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 20 states, 18 states have (on average 3.3333333333333335) internal successors, (60), 20 states have internal predecessors, (60), 14 states have call successors, (16), 1 states have call predecessors, (16), 8 states have return successors, (18), 7 states have call predecessors, (18), 14 states have call successors, (18) [2022-02-20 18:15:20,617 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 94 edges. 94 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:15:20,618 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-20 18:15:20,618 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:15:20,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-20 18:15:20,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=312, Unknown=0, NotChecked=0, Total=380 [2022-02-20 18:15:20,619 INFO L87 Difference]: Start difference. First operand 103 states and 166 transitions. Second operand has 20 states, 18 states have (on average 3.3333333333333335) internal successors, (60), 20 states have internal predecessors, (60), 14 states have call successors, (16), 1 states have call predecessors, (16), 8 states have return successors, (18), 7 states have call predecessors, (18), 14 states have call successors, (18) [2022-02-20 18:15:21,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:15:21,957 INFO L93 Difference]: Finished difference Result 255 states and 495 transitions. [2022-02-20 18:15:21,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-20 18:15:21,958 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 18 states have (on average 3.3333333333333335) internal successors, (60), 20 states have internal predecessors, (60), 14 states have call successors, (16), 1 states have call predecessors, (16), 8 states have return successors, (18), 7 states have call predecessors, (18), 14 states have call successors, (18) Word has length 51 [2022-02-20 18:15:21,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:15:21,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 18 states have (on average 3.3333333333333335) internal successors, (60), 20 states have internal predecessors, (60), 14 states have call successors, (16), 1 states have call predecessors, (16), 8 states have return successors, (18), 7 states have call predecessors, (18), 14 states have call successors, (18) [2022-02-20 18:15:21,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 161 transitions. [2022-02-20 18:15:21,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 18 states have (on average 3.3333333333333335) internal successors, (60), 20 states have internal predecessors, (60), 14 states have call successors, (16), 1 states have call predecessors, (16), 8 states have return successors, (18), 7 states have call predecessors, (18), 14 states have call successors, (18) [2022-02-20 18:15:21,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 161 transitions. [2022-02-20 18:15:21,969 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 19 states and 161 transitions. [2022-02-20 18:15:22,121 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 161 edges. 161 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:15:22,129 INFO L225 Difference]: With dead ends: 255 [2022-02-20 18:15:22,130 INFO L226 Difference]: Without dead ends: 155 [2022-02-20 18:15:22,131 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=150, Invalid=662, Unknown=0, NotChecked=0, Total=812 [2022-02-20 18:15:22,132 INFO L933 BasicCegarLoop]: 31 mSDtfsCounter, 86 mSDsluCounter, 219 mSDsCounter, 0 mSdLazyCounter, 403 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 250 SdHoareTripleChecker+Invalid, 526 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 403 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-20 18:15:22,132 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [94 Valid, 250 Invalid, 526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 403 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-20 18:15:22,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2022-02-20 18:15:22,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 109. [2022-02-20 18:15:22,206 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:15:22,207 INFO L82 GeneralOperation]: Start isEquivalent. First operand 155 states. Second operand has 109 states, 71 states have (on average 1.2253521126760563) internal successors, (87), 72 states have internal predecessors, (87), 24 states have call successors, (24), 9 states have call predecessors, (24), 13 states have return successors, (66), 27 states have call predecessors, (66), 24 states have call successors, (66) [2022-02-20 18:15:22,207 INFO L74 IsIncluded]: Start isIncluded. First operand 155 states. Second operand has 109 states, 71 states have (on average 1.2253521126760563) internal successors, (87), 72 states have internal predecessors, (87), 24 states have call successors, (24), 9 states have call predecessors, (24), 13 states have return successors, (66), 27 states have call predecessors, (66), 24 states have call successors, (66) [2022-02-20 18:15:22,208 INFO L87 Difference]: Start difference. First operand 155 states. Second operand has 109 states, 71 states have (on average 1.2253521126760563) internal successors, (87), 72 states have internal predecessors, (87), 24 states have call successors, (24), 9 states have call predecessors, (24), 13 states have return successors, (66), 27 states have call predecessors, (66), 24 states have call successors, (66) [2022-02-20 18:15:22,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:15:22,221 INFO L93 Difference]: Finished difference Result 155 states and 272 transitions. [2022-02-20 18:15:22,221 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 272 transitions. [2022-02-20 18:15:22,222 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:15:22,223 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:15:22,223 INFO L74 IsIncluded]: Start isIncluded. First operand has 109 states, 71 states have (on average 1.2253521126760563) internal successors, (87), 72 states have internal predecessors, (87), 24 states have call successors, (24), 9 states have call predecessors, (24), 13 states have return successors, (66), 27 states have call predecessors, (66), 24 states have call successors, (66) Second operand 155 states. [2022-02-20 18:15:22,224 INFO L87 Difference]: Start difference. First operand has 109 states, 71 states have (on average 1.2253521126760563) internal successors, (87), 72 states have internal predecessors, (87), 24 states have call successors, (24), 9 states have call predecessors, (24), 13 states have return successors, (66), 27 states have call predecessors, (66), 24 states have call successors, (66) Second operand 155 states. [2022-02-20 18:15:22,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:15:22,234 INFO L93 Difference]: Finished difference Result 155 states and 272 transitions. [2022-02-20 18:15:22,235 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 272 transitions. [2022-02-20 18:15:22,236 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:15:22,236 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:15:22,236 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:15:22,237 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:15:22,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 71 states have (on average 1.2253521126760563) internal successors, (87), 72 states have internal predecessors, (87), 24 states have call successors, (24), 9 states have call predecessors, (24), 13 states have return successors, (66), 27 states have call predecessors, (66), 24 states have call successors, (66) [2022-02-20 18:15:22,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 177 transitions. [2022-02-20 18:15:22,243 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 177 transitions. Word has length 51 [2022-02-20 18:15:22,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:15:22,244 INFO L470 AbstractCegarLoop]: Abstraction has 109 states and 177 transitions. [2022-02-20 18:15:22,244 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 18 states have (on average 3.3333333333333335) internal successors, (60), 20 states have internal predecessors, (60), 14 states have call successors, (16), 1 states have call predecessors, (16), 8 states have return successors, (18), 7 states have call predecessors, (18), 14 states have call successors, (18) [2022-02-20 18:15:22,244 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 177 transitions. [2022-02-20 18:15:22,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-02-20 18:15:22,247 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:15:22,247 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 7, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:15:22,277 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-02-20 18:15:22,465 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 18:15:22,466 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:15:22,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:15:22,466 INFO L85 PathProgramCache]: Analyzing trace with hash 1770426885, now seen corresponding path program 1 times [2022-02-20 18:15:22,466 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:15:22,466 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131863770] [2022-02-20 18:15:22,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:15:22,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:15:22,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:22,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-02-20 18:15:22,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:22,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:22,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:22,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:22,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:22,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:22,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:22,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:22,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:22,714 INFO L290 TraceCheckUtils]: 0: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,714 INFO L290 TraceCheckUtils]: 1: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,714 INFO L290 TraceCheckUtils]: 2: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:22,714 INFO L290 TraceCheckUtils]: 3: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,715 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {3860#true} {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} #49#return; {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:22,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-02-20 18:15:22,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:22,720 INFO L290 TraceCheckUtils]: 0: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,721 INFO L290 TraceCheckUtils]: 1: Hoare triple {3860#true} assume ~n < 1;#res := 0; {3860#true} is VALID [2022-02-20 18:15:22,721 INFO L290 TraceCheckUtils]: 2: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,722 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {3860#true} {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} #51#return; {4131#(<= 2 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:22,722 INFO L290 TraceCheckUtils]: 0: Hoare triple {3860#true} ~n := #in~n; {4119#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:22,722 INFO L290 TraceCheckUtils]: 1: Hoare triple {4119#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {4120#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:22,723 INFO L290 TraceCheckUtils]: 2: Hoare triple {4120#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:22,723 INFO L272 TraceCheckUtils]: 3: Hoare triple {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} call #t~ret6 := fibo1(~n - 1); {3860#true} is VALID [2022-02-20 18:15:22,723 INFO L290 TraceCheckUtils]: 4: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,723 INFO L290 TraceCheckUtils]: 5: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,723 INFO L290 TraceCheckUtils]: 6: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:22,724 INFO L290 TraceCheckUtils]: 7: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,724 INFO L284 TraceCheckUtils]: 8: Hoare quadruple {3860#true} {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} #49#return; {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:22,725 INFO L290 TraceCheckUtils]: 9: Hoare triple {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:22,725 INFO L272 TraceCheckUtils]: 10: Hoare triple {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} call #t~ret7 := fibo1(~n - 2); {3860#true} is VALID [2022-02-20 18:15:22,725 INFO L290 TraceCheckUtils]: 11: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,725 INFO L290 TraceCheckUtils]: 12: Hoare triple {3860#true} assume ~n < 1;#res := 0; {3860#true} is VALID [2022-02-20 18:15:22,725 INFO L290 TraceCheckUtils]: 13: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,726 INFO L284 TraceCheckUtils]: 14: Hoare quadruple {3860#true} {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} #51#return; {4131#(<= 2 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:22,726 INFO L290 TraceCheckUtils]: 15: Hoare triple {4131#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {4131#(<= 2 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:22,726 INFO L290 TraceCheckUtils]: 16: Hoare triple {4131#(<= 2 |fibo2_#in~n|)} assume true; {4131#(<= 2 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:22,727 INFO L284 TraceCheckUtils]: 17: Hoare quadruple {4131#(<= 2 |fibo2_#in~n|)} {4093#(= fibo1_~n |fibo1_#in~n|)} #53#return; {4112#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2022-02-20 18:15:22,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-02-20 18:15:22,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:22,737 INFO L290 TraceCheckUtils]: 0: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,737 INFO L290 TraceCheckUtils]: 1: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,737 INFO L290 TraceCheckUtils]: 2: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:22,737 INFO L290 TraceCheckUtils]: 3: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,738 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {3860#true} {4112#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #55#return; {4118#(<= 3 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:22,738 INFO L290 TraceCheckUtils]: 0: Hoare triple {3860#true} ~n := #in~n; {4093#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:22,739 INFO L290 TraceCheckUtils]: 1: Hoare triple {4093#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {4093#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:22,739 INFO L290 TraceCheckUtils]: 2: Hoare triple {4093#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {4093#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:22,739 INFO L272 TraceCheckUtils]: 3: Hoare triple {4093#(= fibo1_~n |fibo1_#in~n|)} call #t~ret4 := fibo2(~n - 1); {3860#true} is VALID [2022-02-20 18:15:22,740 INFO L290 TraceCheckUtils]: 4: Hoare triple {3860#true} ~n := #in~n; {4119#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:22,740 INFO L290 TraceCheckUtils]: 5: Hoare triple {4119#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {4120#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:22,741 INFO L290 TraceCheckUtils]: 6: Hoare triple {4120#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:22,741 INFO L272 TraceCheckUtils]: 7: Hoare triple {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} call #t~ret6 := fibo1(~n - 1); {3860#true} is VALID [2022-02-20 18:15:22,741 INFO L290 TraceCheckUtils]: 8: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,741 INFO L290 TraceCheckUtils]: 9: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,741 INFO L290 TraceCheckUtils]: 10: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:22,741 INFO L290 TraceCheckUtils]: 11: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,742 INFO L284 TraceCheckUtils]: 12: Hoare quadruple {3860#true} {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} #49#return; {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:22,742 INFO L290 TraceCheckUtils]: 13: Hoare triple {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:22,742 INFO L272 TraceCheckUtils]: 14: Hoare triple {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} call #t~ret7 := fibo1(~n - 2); {3860#true} is VALID [2022-02-20 18:15:22,742 INFO L290 TraceCheckUtils]: 15: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,743 INFO L290 TraceCheckUtils]: 16: Hoare triple {3860#true} assume ~n < 1;#res := 0; {3860#true} is VALID [2022-02-20 18:15:22,743 INFO L290 TraceCheckUtils]: 17: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,743 INFO L284 TraceCheckUtils]: 18: Hoare quadruple {3860#true} {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} #51#return; {4131#(<= 2 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:22,744 INFO L290 TraceCheckUtils]: 19: Hoare triple {4131#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {4131#(<= 2 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:22,744 INFO L290 TraceCheckUtils]: 20: Hoare triple {4131#(<= 2 |fibo2_#in~n|)} assume true; {4131#(<= 2 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:22,745 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {4131#(<= 2 |fibo2_#in~n|)} {4093#(= fibo1_~n |fibo1_#in~n|)} #53#return; {4112#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2022-02-20 18:15:22,745 INFO L290 TraceCheckUtils]: 22: Hoare triple {4112#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {4112#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2022-02-20 18:15:22,745 INFO L272 TraceCheckUtils]: 23: Hoare triple {4112#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret5 := fibo2(~n - 2); {3860#true} is VALID [2022-02-20 18:15:22,745 INFO L290 TraceCheckUtils]: 24: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,746 INFO L290 TraceCheckUtils]: 25: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,746 INFO L290 TraceCheckUtils]: 26: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:22,746 INFO L290 TraceCheckUtils]: 27: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,746 INFO L284 TraceCheckUtils]: 28: Hoare quadruple {3860#true} {4112#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #55#return; {4118#(<= 3 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:22,747 INFO L290 TraceCheckUtils]: 29: Hoare triple {4118#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {4118#(<= 3 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:22,747 INFO L290 TraceCheckUtils]: 30: Hoare triple {4118#(<= 3 |fibo1_#in~n|)} assume true; {4118#(<= 3 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:22,748 INFO L284 TraceCheckUtils]: 31: Hoare quadruple {4118#(<= 3 |fibo1_#in~n|)} {3860#true} #49#return; {4087#(<= 4 fibo2_~n)} is VALID [2022-02-20 18:15:22,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-02-20 18:15:22,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:22,765 INFO L290 TraceCheckUtils]: 0: Hoare triple {3860#true} ~n := #in~n; {4093#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:22,766 INFO L290 TraceCheckUtils]: 1: Hoare triple {4093#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {4093#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:22,766 INFO L290 TraceCheckUtils]: 2: Hoare triple {4093#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {4132#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:22,766 INFO L290 TraceCheckUtils]: 3: Hoare triple {4132#(<= |fibo1_#in~n| 1)} assume true; {4132#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:22,767 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {4132#(<= |fibo1_#in~n| 1)} {4087#(<= 4 fibo2_~n)} #51#return; {3861#false} is VALID [2022-02-20 18:15:22,767 INFO L290 TraceCheckUtils]: 0: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,768 INFO L290 TraceCheckUtils]: 1: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,768 INFO L290 TraceCheckUtils]: 2: Hoare triple {3860#true} assume !(1 == ~n); {3860#true} is VALID [2022-02-20 18:15:22,768 INFO L272 TraceCheckUtils]: 3: Hoare triple {3860#true} call #t~ret6 := fibo1(~n - 1); {3860#true} is VALID [2022-02-20 18:15:22,768 INFO L290 TraceCheckUtils]: 4: Hoare triple {3860#true} ~n := #in~n; {4093#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:22,768 INFO L290 TraceCheckUtils]: 5: Hoare triple {4093#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {4093#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:22,769 INFO L290 TraceCheckUtils]: 6: Hoare triple {4093#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {4093#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:22,769 INFO L272 TraceCheckUtils]: 7: Hoare triple {4093#(= fibo1_~n |fibo1_#in~n|)} call #t~ret4 := fibo2(~n - 1); {3860#true} is VALID [2022-02-20 18:15:22,769 INFO L290 TraceCheckUtils]: 8: Hoare triple {3860#true} ~n := #in~n; {4119#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:22,770 INFO L290 TraceCheckUtils]: 9: Hoare triple {4119#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {4120#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:22,770 INFO L290 TraceCheckUtils]: 10: Hoare triple {4120#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:22,770 INFO L272 TraceCheckUtils]: 11: Hoare triple {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} call #t~ret6 := fibo1(~n - 1); {3860#true} is VALID [2022-02-20 18:15:22,770 INFO L290 TraceCheckUtils]: 12: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,771 INFO L290 TraceCheckUtils]: 13: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,771 INFO L290 TraceCheckUtils]: 14: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:22,771 INFO L290 TraceCheckUtils]: 15: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,771 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {3860#true} {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} #49#return; {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:22,772 INFO L290 TraceCheckUtils]: 17: Hoare triple {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:22,772 INFO L272 TraceCheckUtils]: 18: Hoare triple {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} call #t~ret7 := fibo1(~n - 2); {3860#true} is VALID [2022-02-20 18:15:22,772 INFO L290 TraceCheckUtils]: 19: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,772 INFO L290 TraceCheckUtils]: 20: Hoare triple {3860#true} assume ~n < 1;#res := 0; {3860#true} is VALID [2022-02-20 18:15:22,772 INFO L290 TraceCheckUtils]: 21: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,773 INFO L284 TraceCheckUtils]: 22: Hoare quadruple {3860#true} {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} #51#return; {4131#(<= 2 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:22,773 INFO L290 TraceCheckUtils]: 23: Hoare triple {4131#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {4131#(<= 2 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:22,773 INFO L290 TraceCheckUtils]: 24: Hoare triple {4131#(<= 2 |fibo2_#in~n|)} assume true; {4131#(<= 2 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:22,774 INFO L284 TraceCheckUtils]: 25: Hoare quadruple {4131#(<= 2 |fibo2_#in~n|)} {4093#(= fibo1_~n |fibo1_#in~n|)} #53#return; {4112#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2022-02-20 18:15:22,775 INFO L290 TraceCheckUtils]: 26: Hoare triple {4112#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {4112#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2022-02-20 18:15:22,775 INFO L272 TraceCheckUtils]: 27: Hoare triple {4112#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret5 := fibo2(~n - 2); {3860#true} is VALID [2022-02-20 18:15:22,775 INFO L290 TraceCheckUtils]: 28: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,775 INFO L290 TraceCheckUtils]: 29: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,775 INFO L290 TraceCheckUtils]: 30: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:22,775 INFO L290 TraceCheckUtils]: 31: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,776 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {3860#true} {4112#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #55#return; {4118#(<= 3 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:22,776 INFO L290 TraceCheckUtils]: 33: Hoare triple {4118#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {4118#(<= 3 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:22,776 INFO L290 TraceCheckUtils]: 34: Hoare triple {4118#(<= 3 |fibo1_#in~n|)} assume true; {4118#(<= 3 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:22,777 INFO L284 TraceCheckUtils]: 35: Hoare quadruple {4118#(<= 3 |fibo1_#in~n|)} {3860#true} #49#return; {4087#(<= 4 fibo2_~n)} is VALID [2022-02-20 18:15:22,777 INFO L290 TraceCheckUtils]: 36: Hoare triple {4087#(<= 4 fibo2_~n)} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {4087#(<= 4 fibo2_~n)} is VALID [2022-02-20 18:15:22,778 INFO L272 TraceCheckUtils]: 37: Hoare triple {4087#(<= 4 fibo2_~n)} call #t~ret7 := fibo1(~n - 2); {3860#true} is VALID [2022-02-20 18:15:22,778 INFO L290 TraceCheckUtils]: 38: Hoare triple {3860#true} ~n := #in~n; {4093#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:22,778 INFO L290 TraceCheckUtils]: 39: Hoare triple {4093#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {4093#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:22,779 INFO L290 TraceCheckUtils]: 40: Hoare triple {4093#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {4132#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:22,779 INFO L290 TraceCheckUtils]: 41: Hoare triple {4132#(<= |fibo1_#in~n| 1)} assume true; {4132#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:22,779 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {4132#(<= |fibo1_#in~n| 1)} {4087#(<= 4 fibo2_~n)} #51#return; {3861#false} is VALID [2022-02-20 18:15:22,780 INFO L290 TraceCheckUtils]: 43: Hoare triple {3861#false} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {3861#false} is VALID [2022-02-20 18:15:22,780 INFO L290 TraceCheckUtils]: 44: Hoare triple {3861#false} assume true; {3861#false} is VALID [2022-02-20 18:15:22,780 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {3861#false} {3860#true} #53#return; {3861#false} is VALID [2022-02-20 18:15:22,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-02-20 18:15:22,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:22,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:22,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:22,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:22,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:22,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:22,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:22,817 INFO L290 TraceCheckUtils]: 0: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,817 INFO L290 TraceCheckUtils]: 1: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,818 INFO L290 TraceCheckUtils]: 2: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:22,818 INFO L290 TraceCheckUtils]: 3: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,818 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {3860#true} {3860#true} #49#return; {3860#true} is VALID [2022-02-20 18:15:22,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-02-20 18:15:22,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:22,821 INFO L290 TraceCheckUtils]: 0: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,822 INFO L290 TraceCheckUtils]: 1: Hoare triple {3860#true} assume ~n < 1;#res := 0; {3860#true} is VALID [2022-02-20 18:15:22,822 INFO L290 TraceCheckUtils]: 2: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,822 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {3860#true} {3860#true} #51#return; {3860#true} is VALID [2022-02-20 18:15:22,822 INFO L290 TraceCheckUtils]: 0: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,822 INFO L290 TraceCheckUtils]: 1: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,823 INFO L290 TraceCheckUtils]: 2: Hoare triple {3860#true} assume !(1 == ~n); {3860#true} is VALID [2022-02-20 18:15:22,823 INFO L272 TraceCheckUtils]: 3: Hoare triple {3860#true} call #t~ret6 := fibo1(~n - 1); {3860#true} is VALID [2022-02-20 18:15:22,823 INFO L290 TraceCheckUtils]: 4: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,823 INFO L290 TraceCheckUtils]: 5: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,823 INFO L290 TraceCheckUtils]: 6: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:22,823 INFO L290 TraceCheckUtils]: 7: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,824 INFO L284 TraceCheckUtils]: 8: Hoare quadruple {3860#true} {3860#true} #49#return; {3860#true} is VALID [2022-02-20 18:15:22,824 INFO L290 TraceCheckUtils]: 9: Hoare triple {3860#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {3860#true} is VALID [2022-02-20 18:15:22,824 INFO L272 TraceCheckUtils]: 10: Hoare triple {3860#true} call #t~ret7 := fibo1(~n - 2); {3860#true} is VALID [2022-02-20 18:15:22,824 INFO L290 TraceCheckUtils]: 11: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,824 INFO L290 TraceCheckUtils]: 12: Hoare triple {3860#true} assume ~n < 1;#res := 0; {3860#true} is VALID [2022-02-20 18:15:22,824 INFO L290 TraceCheckUtils]: 13: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,825 INFO L284 TraceCheckUtils]: 14: Hoare quadruple {3860#true} {3860#true} #51#return; {3860#true} is VALID [2022-02-20 18:15:22,825 INFO L290 TraceCheckUtils]: 15: Hoare triple {3860#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {3860#true} is VALID [2022-02-20 18:15:22,825 INFO L290 TraceCheckUtils]: 16: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,825 INFO L284 TraceCheckUtils]: 17: Hoare quadruple {3860#true} {3860#true} #53#return; {3860#true} is VALID [2022-02-20 18:15:22,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-02-20 18:15:22,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:22,829 INFO L290 TraceCheckUtils]: 0: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,829 INFO L290 TraceCheckUtils]: 1: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,830 INFO L290 TraceCheckUtils]: 2: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:22,830 INFO L290 TraceCheckUtils]: 3: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,830 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {3860#true} {3860#true} #55#return; {3860#true} is VALID [2022-02-20 18:15:22,830 INFO L290 TraceCheckUtils]: 0: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,830 INFO L290 TraceCheckUtils]: 1: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,830 INFO L290 TraceCheckUtils]: 2: Hoare triple {3860#true} assume !(1 == ~n); {3860#true} is VALID [2022-02-20 18:15:22,831 INFO L272 TraceCheckUtils]: 3: Hoare triple {3860#true} call #t~ret4 := fibo2(~n - 1); {3860#true} is VALID [2022-02-20 18:15:22,831 INFO L290 TraceCheckUtils]: 4: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,831 INFO L290 TraceCheckUtils]: 5: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,831 INFO L290 TraceCheckUtils]: 6: Hoare triple {3860#true} assume !(1 == ~n); {3860#true} is VALID [2022-02-20 18:15:22,831 INFO L272 TraceCheckUtils]: 7: Hoare triple {3860#true} call #t~ret6 := fibo1(~n - 1); {3860#true} is VALID [2022-02-20 18:15:22,831 INFO L290 TraceCheckUtils]: 8: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,832 INFO L290 TraceCheckUtils]: 9: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,832 INFO L290 TraceCheckUtils]: 10: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:22,832 INFO L290 TraceCheckUtils]: 11: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,832 INFO L284 TraceCheckUtils]: 12: Hoare quadruple {3860#true} {3860#true} #49#return; {3860#true} is VALID [2022-02-20 18:15:22,832 INFO L290 TraceCheckUtils]: 13: Hoare triple {3860#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {3860#true} is VALID [2022-02-20 18:15:22,833 INFO L272 TraceCheckUtils]: 14: Hoare triple {3860#true} call #t~ret7 := fibo1(~n - 2); {3860#true} is VALID [2022-02-20 18:15:22,833 INFO L290 TraceCheckUtils]: 15: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,833 INFO L290 TraceCheckUtils]: 16: Hoare triple {3860#true} assume ~n < 1;#res := 0; {3860#true} is VALID [2022-02-20 18:15:22,833 INFO L290 TraceCheckUtils]: 17: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,833 INFO L284 TraceCheckUtils]: 18: Hoare quadruple {3860#true} {3860#true} #51#return; {3860#true} is VALID [2022-02-20 18:15:22,833 INFO L290 TraceCheckUtils]: 19: Hoare triple {3860#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {3860#true} is VALID [2022-02-20 18:15:22,834 INFO L290 TraceCheckUtils]: 20: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,834 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {3860#true} {3860#true} #53#return; {3860#true} is VALID [2022-02-20 18:15:22,834 INFO L290 TraceCheckUtils]: 22: Hoare triple {3860#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {3860#true} is VALID [2022-02-20 18:15:22,834 INFO L272 TraceCheckUtils]: 23: Hoare triple {3860#true} call #t~ret5 := fibo2(~n - 2); {3860#true} is VALID [2022-02-20 18:15:22,834 INFO L290 TraceCheckUtils]: 24: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,834 INFO L290 TraceCheckUtils]: 25: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,834 INFO L290 TraceCheckUtils]: 26: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:22,835 INFO L290 TraceCheckUtils]: 27: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,835 INFO L284 TraceCheckUtils]: 28: Hoare quadruple {3860#true} {3860#true} #55#return; {3860#true} is VALID [2022-02-20 18:15:22,835 INFO L290 TraceCheckUtils]: 29: Hoare triple {3860#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {3860#true} is VALID [2022-02-20 18:15:22,835 INFO L290 TraceCheckUtils]: 30: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,835 INFO L284 TraceCheckUtils]: 31: Hoare quadruple {3860#true} {3860#true} #49#return; {3860#true} is VALID [2022-02-20 18:15:22,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-02-20 18:15:22,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:22,839 INFO L290 TraceCheckUtils]: 0: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,840 INFO L290 TraceCheckUtils]: 1: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,840 INFO L290 TraceCheckUtils]: 2: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:22,840 INFO L290 TraceCheckUtils]: 3: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,840 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {3860#true} {3860#true} #51#return; {3860#true} is VALID [2022-02-20 18:15:22,840 INFO L290 TraceCheckUtils]: 0: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,841 INFO L290 TraceCheckUtils]: 1: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,841 INFO L290 TraceCheckUtils]: 2: Hoare triple {3860#true} assume !(1 == ~n); {3860#true} is VALID [2022-02-20 18:15:22,841 INFO L272 TraceCheckUtils]: 3: Hoare triple {3860#true} call #t~ret6 := fibo1(~n - 1); {3860#true} is VALID [2022-02-20 18:15:22,841 INFO L290 TraceCheckUtils]: 4: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,841 INFO L290 TraceCheckUtils]: 5: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,841 INFO L290 TraceCheckUtils]: 6: Hoare triple {3860#true} assume !(1 == ~n); {3860#true} is VALID [2022-02-20 18:15:22,841 INFO L272 TraceCheckUtils]: 7: Hoare triple {3860#true} call #t~ret4 := fibo2(~n - 1); {3860#true} is VALID [2022-02-20 18:15:22,842 INFO L290 TraceCheckUtils]: 8: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,842 INFO L290 TraceCheckUtils]: 9: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,842 INFO L290 TraceCheckUtils]: 10: Hoare triple {3860#true} assume !(1 == ~n); {3860#true} is VALID [2022-02-20 18:15:22,842 INFO L272 TraceCheckUtils]: 11: Hoare triple {3860#true} call #t~ret6 := fibo1(~n - 1); {3860#true} is VALID [2022-02-20 18:15:22,842 INFO L290 TraceCheckUtils]: 12: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,842 INFO L290 TraceCheckUtils]: 13: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,843 INFO L290 TraceCheckUtils]: 14: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:22,843 INFO L290 TraceCheckUtils]: 15: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,843 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {3860#true} {3860#true} #49#return; {3860#true} is VALID [2022-02-20 18:15:22,843 INFO L290 TraceCheckUtils]: 17: Hoare triple {3860#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {3860#true} is VALID [2022-02-20 18:15:22,843 INFO L272 TraceCheckUtils]: 18: Hoare triple {3860#true} call #t~ret7 := fibo1(~n - 2); {3860#true} is VALID [2022-02-20 18:15:22,843 INFO L290 TraceCheckUtils]: 19: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,844 INFO L290 TraceCheckUtils]: 20: Hoare triple {3860#true} assume ~n < 1;#res := 0; {3860#true} is VALID [2022-02-20 18:15:22,844 INFO L290 TraceCheckUtils]: 21: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,844 INFO L284 TraceCheckUtils]: 22: Hoare quadruple {3860#true} {3860#true} #51#return; {3860#true} is VALID [2022-02-20 18:15:22,844 INFO L290 TraceCheckUtils]: 23: Hoare triple {3860#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {3860#true} is VALID [2022-02-20 18:15:22,844 INFO L290 TraceCheckUtils]: 24: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,844 INFO L284 TraceCheckUtils]: 25: Hoare quadruple {3860#true} {3860#true} #53#return; {3860#true} is VALID [2022-02-20 18:15:22,844 INFO L290 TraceCheckUtils]: 26: Hoare triple {3860#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {3860#true} is VALID [2022-02-20 18:15:22,845 INFO L272 TraceCheckUtils]: 27: Hoare triple {3860#true} call #t~ret5 := fibo2(~n - 2); {3860#true} is VALID [2022-02-20 18:15:22,845 INFO L290 TraceCheckUtils]: 28: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,845 INFO L290 TraceCheckUtils]: 29: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,845 INFO L290 TraceCheckUtils]: 30: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:22,845 INFO L290 TraceCheckUtils]: 31: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,845 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {3860#true} {3860#true} #55#return; {3860#true} is VALID [2022-02-20 18:15:22,846 INFO L290 TraceCheckUtils]: 33: Hoare triple {3860#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {3860#true} is VALID [2022-02-20 18:15:22,846 INFO L290 TraceCheckUtils]: 34: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,846 INFO L284 TraceCheckUtils]: 35: Hoare quadruple {3860#true} {3860#true} #49#return; {3860#true} is VALID [2022-02-20 18:15:22,846 INFO L290 TraceCheckUtils]: 36: Hoare triple {3860#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {3860#true} is VALID [2022-02-20 18:15:22,846 INFO L272 TraceCheckUtils]: 37: Hoare triple {3860#true} call #t~ret7 := fibo1(~n - 2); {3860#true} is VALID [2022-02-20 18:15:22,846 INFO L290 TraceCheckUtils]: 38: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,846 INFO L290 TraceCheckUtils]: 39: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,847 INFO L290 TraceCheckUtils]: 40: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:22,847 INFO L290 TraceCheckUtils]: 41: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,847 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {3860#true} {3860#true} #51#return; {3860#true} is VALID [2022-02-20 18:15:22,847 INFO L290 TraceCheckUtils]: 43: Hoare triple {3860#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {3860#true} is VALID [2022-02-20 18:15:22,847 INFO L290 TraceCheckUtils]: 44: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,847 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {3860#true} {3861#false} #55#return; {3861#false} is VALID [2022-02-20 18:15:22,848 INFO L290 TraceCheckUtils]: 0: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,848 INFO L290 TraceCheckUtils]: 1: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,848 INFO L290 TraceCheckUtils]: 2: Hoare triple {3860#true} assume !(1 == ~n); {3860#true} is VALID [2022-02-20 18:15:22,848 INFO L272 TraceCheckUtils]: 3: Hoare triple {3860#true} call #t~ret4 := fibo2(~n - 1); {3860#true} is VALID [2022-02-20 18:15:22,848 INFO L290 TraceCheckUtils]: 4: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,849 INFO L290 TraceCheckUtils]: 5: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,849 INFO L290 TraceCheckUtils]: 6: Hoare triple {3860#true} assume !(1 == ~n); {3860#true} is VALID [2022-02-20 18:15:22,849 INFO L272 TraceCheckUtils]: 7: Hoare triple {3860#true} call #t~ret6 := fibo1(~n - 1); {3860#true} is VALID [2022-02-20 18:15:22,849 INFO L290 TraceCheckUtils]: 8: Hoare triple {3860#true} ~n := #in~n; {4093#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:22,850 INFO L290 TraceCheckUtils]: 9: Hoare triple {4093#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {4093#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:22,850 INFO L290 TraceCheckUtils]: 10: Hoare triple {4093#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {4093#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:22,850 INFO L272 TraceCheckUtils]: 11: Hoare triple {4093#(= fibo1_~n |fibo1_#in~n|)} call #t~ret4 := fibo2(~n - 1); {3860#true} is VALID [2022-02-20 18:15:22,851 INFO L290 TraceCheckUtils]: 12: Hoare triple {3860#true} ~n := #in~n; {4119#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:22,851 INFO L290 TraceCheckUtils]: 13: Hoare triple {4119#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {4120#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:22,852 INFO L290 TraceCheckUtils]: 14: Hoare triple {4120#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:22,852 INFO L272 TraceCheckUtils]: 15: Hoare triple {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} call #t~ret6 := fibo1(~n - 1); {3860#true} is VALID [2022-02-20 18:15:22,852 INFO L290 TraceCheckUtils]: 16: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,852 INFO L290 TraceCheckUtils]: 17: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,852 INFO L290 TraceCheckUtils]: 18: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:22,853 INFO L290 TraceCheckUtils]: 19: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,853 INFO L284 TraceCheckUtils]: 20: Hoare quadruple {3860#true} {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} #49#return; {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:22,854 INFO L290 TraceCheckUtils]: 21: Hoare triple {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:22,854 INFO L272 TraceCheckUtils]: 22: Hoare triple {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} call #t~ret7 := fibo1(~n - 2); {3860#true} is VALID [2022-02-20 18:15:22,854 INFO L290 TraceCheckUtils]: 23: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,854 INFO L290 TraceCheckUtils]: 24: Hoare triple {3860#true} assume ~n < 1;#res := 0; {3860#true} is VALID [2022-02-20 18:15:22,854 INFO L290 TraceCheckUtils]: 25: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,855 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {3860#true} {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} #51#return; {4131#(<= 2 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:22,855 INFO L290 TraceCheckUtils]: 27: Hoare triple {4131#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {4131#(<= 2 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:22,856 INFO L290 TraceCheckUtils]: 28: Hoare triple {4131#(<= 2 |fibo2_#in~n|)} assume true; {4131#(<= 2 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:22,856 INFO L284 TraceCheckUtils]: 29: Hoare quadruple {4131#(<= 2 |fibo2_#in~n|)} {4093#(= fibo1_~n |fibo1_#in~n|)} #53#return; {4112#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2022-02-20 18:15:22,857 INFO L290 TraceCheckUtils]: 30: Hoare triple {4112#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {4112#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2022-02-20 18:15:22,857 INFO L272 TraceCheckUtils]: 31: Hoare triple {4112#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret5 := fibo2(~n - 2); {3860#true} is VALID [2022-02-20 18:15:22,857 INFO L290 TraceCheckUtils]: 32: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,857 INFO L290 TraceCheckUtils]: 33: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,858 INFO L290 TraceCheckUtils]: 34: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:22,858 INFO L290 TraceCheckUtils]: 35: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,873 INFO L284 TraceCheckUtils]: 36: Hoare quadruple {3860#true} {4112#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #55#return; {4118#(<= 3 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:22,873 INFO L290 TraceCheckUtils]: 37: Hoare triple {4118#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {4118#(<= 3 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:22,874 INFO L290 TraceCheckUtils]: 38: Hoare triple {4118#(<= 3 |fibo1_#in~n|)} assume true; {4118#(<= 3 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:22,874 INFO L284 TraceCheckUtils]: 39: Hoare quadruple {4118#(<= 3 |fibo1_#in~n|)} {3860#true} #49#return; {4087#(<= 4 fibo2_~n)} is VALID [2022-02-20 18:15:22,875 INFO L290 TraceCheckUtils]: 40: Hoare triple {4087#(<= 4 fibo2_~n)} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {4087#(<= 4 fibo2_~n)} is VALID [2022-02-20 18:15:22,875 INFO L272 TraceCheckUtils]: 41: Hoare triple {4087#(<= 4 fibo2_~n)} call #t~ret7 := fibo1(~n - 2); {3860#true} is VALID [2022-02-20 18:15:22,875 INFO L290 TraceCheckUtils]: 42: Hoare triple {3860#true} ~n := #in~n; {4093#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:22,875 INFO L290 TraceCheckUtils]: 43: Hoare triple {4093#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {4093#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:22,876 INFO L290 TraceCheckUtils]: 44: Hoare triple {4093#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {4132#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:22,876 INFO L290 TraceCheckUtils]: 45: Hoare triple {4132#(<= |fibo1_#in~n| 1)} assume true; {4132#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:22,877 INFO L284 TraceCheckUtils]: 46: Hoare quadruple {4132#(<= |fibo1_#in~n| 1)} {4087#(<= 4 fibo2_~n)} #51#return; {3861#false} is VALID [2022-02-20 18:15:22,877 INFO L290 TraceCheckUtils]: 47: Hoare triple {3861#false} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {3861#false} is VALID [2022-02-20 18:15:22,877 INFO L290 TraceCheckUtils]: 48: Hoare triple {3861#false} assume true; {3861#false} is VALID [2022-02-20 18:15:22,877 INFO L284 TraceCheckUtils]: 49: Hoare quadruple {3861#false} {3860#true} #53#return; {3861#false} is VALID [2022-02-20 18:15:22,877 INFO L290 TraceCheckUtils]: 50: Hoare triple {3861#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {3861#false} is VALID [2022-02-20 18:15:22,877 INFO L272 TraceCheckUtils]: 51: Hoare triple {3861#false} call #t~ret5 := fibo2(~n - 2); {3860#true} is VALID [2022-02-20 18:15:22,877 INFO L290 TraceCheckUtils]: 52: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,878 INFO L290 TraceCheckUtils]: 53: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,878 INFO L290 TraceCheckUtils]: 54: Hoare triple {3860#true} assume !(1 == ~n); {3860#true} is VALID [2022-02-20 18:15:22,878 INFO L272 TraceCheckUtils]: 55: Hoare triple {3860#true} call #t~ret6 := fibo1(~n - 1); {3860#true} is VALID [2022-02-20 18:15:22,878 INFO L290 TraceCheckUtils]: 56: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,878 INFO L290 TraceCheckUtils]: 57: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,878 INFO L290 TraceCheckUtils]: 58: Hoare triple {3860#true} assume !(1 == ~n); {3860#true} is VALID [2022-02-20 18:15:22,878 INFO L272 TraceCheckUtils]: 59: Hoare triple {3860#true} call #t~ret4 := fibo2(~n - 1); {3860#true} is VALID [2022-02-20 18:15:22,878 INFO L290 TraceCheckUtils]: 60: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,878 INFO L290 TraceCheckUtils]: 61: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,879 INFO L290 TraceCheckUtils]: 62: Hoare triple {3860#true} assume !(1 == ~n); {3860#true} is VALID [2022-02-20 18:15:22,879 INFO L272 TraceCheckUtils]: 63: Hoare triple {3860#true} call #t~ret6 := fibo1(~n - 1); {3860#true} is VALID [2022-02-20 18:15:22,879 INFO L290 TraceCheckUtils]: 64: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,879 INFO L290 TraceCheckUtils]: 65: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,879 INFO L290 TraceCheckUtils]: 66: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:22,879 INFO L290 TraceCheckUtils]: 67: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,879 INFO L284 TraceCheckUtils]: 68: Hoare quadruple {3860#true} {3860#true} #49#return; {3860#true} is VALID [2022-02-20 18:15:22,879 INFO L290 TraceCheckUtils]: 69: Hoare triple {3860#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {3860#true} is VALID [2022-02-20 18:15:22,879 INFO L272 TraceCheckUtils]: 70: Hoare triple {3860#true} call #t~ret7 := fibo1(~n - 2); {3860#true} is VALID [2022-02-20 18:15:22,880 INFO L290 TraceCheckUtils]: 71: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,880 INFO L290 TraceCheckUtils]: 72: Hoare triple {3860#true} assume ~n < 1;#res := 0; {3860#true} is VALID [2022-02-20 18:15:22,880 INFO L290 TraceCheckUtils]: 73: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,880 INFO L284 TraceCheckUtils]: 74: Hoare quadruple {3860#true} {3860#true} #51#return; {3860#true} is VALID [2022-02-20 18:15:22,880 INFO L290 TraceCheckUtils]: 75: Hoare triple {3860#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {3860#true} is VALID [2022-02-20 18:15:22,880 INFO L290 TraceCheckUtils]: 76: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,880 INFO L284 TraceCheckUtils]: 77: Hoare quadruple {3860#true} {3860#true} #53#return; {3860#true} is VALID [2022-02-20 18:15:22,880 INFO L290 TraceCheckUtils]: 78: Hoare triple {3860#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {3860#true} is VALID [2022-02-20 18:15:22,880 INFO L272 TraceCheckUtils]: 79: Hoare triple {3860#true} call #t~ret5 := fibo2(~n - 2); {3860#true} is VALID [2022-02-20 18:15:22,881 INFO L290 TraceCheckUtils]: 80: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,881 INFO L290 TraceCheckUtils]: 81: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,881 INFO L290 TraceCheckUtils]: 82: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:22,881 INFO L290 TraceCheckUtils]: 83: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,881 INFO L284 TraceCheckUtils]: 84: Hoare quadruple {3860#true} {3860#true} #55#return; {3860#true} is VALID [2022-02-20 18:15:22,881 INFO L290 TraceCheckUtils]: 85: Hoare triple {3860#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {3860#true} is VALID [2022-02-20 18:15:22,881 INFO L290 TraceCheckUtils]: 86: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,881 INFO L284 TraceCheckUtils]: 87: Hoare quadruple {3860#true} {3860#true} #49#return; {3860#true} is VALID [2022-02-20 18:15:22,881 INFO L290 TraceCheckUtils]: 88: Hoare triple {3860#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {3860#true} is VALID [2022-02-20 18:15:22,882 INFO L272 TraceCheckUtils]: 89: Hoare triple {3860#true} call #t~ret7 := fibo1(~n - 2); {3860#true} is VALID [2022-02-20 18:15:22,882 INFO L290 TraceCheckUtils]: 90: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,882 INFO L290 TraceCheckUtils]: 91: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,882 INFO L290 TraceCheckUtils]: 92: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:22,882 INFO L290 TraceCheckUtils]: 93: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,882 INFO L284 TraceCheckUtils]: 94: Hoare quadruple {3860#true} {3860#true} #51#return; {3860#true} is VALID [2022-02-20 18:15:22,882 INFO L290 TraceCheckUtils]: 95: Hoare triple {3860#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {3860#true} is VALID [2022-02-20 18:15:22,882 INFO L290 TraceCheckUtils]: 96: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,882 INFO L284 TraceCheckUtils]: 97: Hoare quadruple {3860#true} {3861#false} #55#return; {3861#false} is VALID [2022-02-20 18:15:22,882 INFO L290 TraceCheckUtils]: 98: Hoare triple {3861#false} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {3861#false} is VALID [2022-02-20 18:15:22,883 INFO L290 TraceCheckUtils]: 99: Hoare triple {3861#false} assume true; {3861#false} is VALID [2022-02-20 18:15:22,883 INFO L284 TraceCheckUtils]: 100: Hoare quadruple {3861#false} {3860#true} #47#return; {3861#false} is VALID [2022-02-20 18:15:22,883 INFO L290 TraceCheckUtils]: 0: Hoare triple {3860#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); {3860#true} is VALID [2022-02-20 18:15:22,883 INFO L290 TraceCheckUtils]: 1: Hoare triple {3860#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret8#1, main_~x~0#1, main_~result~0#1;main_~x~0#1 := 20; {3860#true} is VALID [2022-02-20 18:15:22,883 INFO L272 TraceCheckUtils]: 2: Hoare triple {3860#true} call main_#t~ret8#1 := fibo1(main_~x~0#1); {3860#true} is VALID [2022-02-20 18:15:22,883 INFO L290 TraceCheckUtils]: 3: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,884 INFO L290 TraceCheckUtils]: 4: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,884 INFO L290 TraceCheckUtils]: 5: Hoare triple {3860#true} assume !(1 == ~n); {3860#true} is VALID [2022-02-20 18:15:22,884 INFO L272 TraceCheckUtils]: 6: Hoare triple {3860#true} call #t~ret4 := fibo2(~n - 1); {3860#true} is VALID [2022-02-20 18:15:22,884 INFO L290 TraceCheckUtils]: 7: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,884 INFO L290 TraceCheckUtils]: 8: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,884 INFO L290 TraceCheckUtils]: 9: Hoare triple {3860#true} assume !(1 == ~n); {3860#true} is VALID [2022-02-20 18:15:22,884 INFO L272 TraceCheckUtils]: 10: Hoare triple {3860#true} call #t~ret6 := fibo1(~n - 1); {3860#true} is VALID [2022-02-20 18:15:22,885 INFO L290 TraceCheckUtils]: 11: Hoare triple {3860#true} ~n := #in~n; {4093#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:22,885 INFO L290 TraceCheckUtils]: 12: Hoare triple {4093#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {4093#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:22,885 INFO L290 TraceCheckUtils]: 13: Hoare triple {4093#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {4093#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:22,886 INFO L272 TraceCheckUtils]: 14: Hoare triple {4093#(= fibo1_~n |fibo1_#in~n|)} call #t~ret4 := fibo2(~n - 1); {3860#true} is VALID [2022-02-20 18:15:22,886 INFO L290 TraceCheckUtils]: 15: Hoare triple {3860#true} ~n := #in~n; {4119#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:22,886 INFO L290 TraceCheckUtils]: 16: Hoare triple {4119#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {4120#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:22,887 INFO L290 TraceCheckUtils]: 17: Hoare triple {4120#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:22,887 INFO L272 TraceCheckUtils]: 18: Hoare triple {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} call #t~ret6 := fibo1(~n - 1); {3860#true} is VALID [2022-02-20 18:15:22,887 INFO L290 TraceCheckUtils]: 19: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,887 INFO L290 TraceCheckUtils]: 20: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,887 INFO L290 TraceCheckUtils]: 21: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:22,887 INFO L290 TraceCheckUtils]: 22: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,888 INFO L284 TraceCheckUtils]: 23: Hoare quadruple {3860#true} {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} #49#return; {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:22,888 INFO L290 TraceCheckUtils]: 24: Hoare triple {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:22,888 INFO L272 TraceCheckUtils]: 25: Hoare triple {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} call #t~ret7 := fibo1(~n - 2); {3860#true} is VALID [2022-02-20 18:15:22,889 INFO L290 TraceCheckUtils]: 26: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,889 INFO L290 TraceCheckUtils]: 27: Hoare triple {3860#true} assume ~n < 1;#res := 0; {3860#true} is VALID [2022-02-20 18:15:22,889 INFO L290 TraceCheckUtils]: 28: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,890 INFO L284 TraceCheckUtils]: 29: Hoare quadruple {3860#true} {4121#(and (not (<= fibo2_~n 1)) (= fibo2_~n |fibo2_#in~n|))} #51#return; {4131#(<= 2 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:22,890 INFO L290 TraceCheckUtils]: 30: Hoare triple {4131#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {4131#(<= 2 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:22,890 INFO L290 TraceCheckUtils]: 31: Hoare triple {4131#(<= 2 |fibo2_#in~n|)} assume true; {4131#(<= 2 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:22,891 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {4131#(<= 2 |fibo2_#in~n|)} {4093#(= fibo1_~n |fibo1_#in~n|)} #53#return; {4112#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2022-02-20 18:15:22,891 INFO L290 TraceCheckUtils]: 33: Hoare triple {4112#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {4112#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2022-02-20 18:15:22,891 INFO L272 TraceCheckUtils]: 34: Hoare triple {4112#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret5 := fibo2(~n - 2); {3860#true} is VALID [2022-02-20 18:15:22,892 INFO L290 TraceCheckUtils]: 35: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,892 INFO L290 TraceCheckUtils]: 36: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,892 INFO L290 TraceCheckUtils]: 37: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:22,892 INFO L290 TraceCheckUtils]: 38: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,893 INFO L284 TraceCheckUtils]: 39: Hoare quadruple {3860#true} {4112#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #55#return; {4118#(<= 3 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:22,893 INFO L290 TraceCheckUtils]: 40: Hoare triple {4118#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {4118#(<= 3 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:22,893 INFO L290 TraceCheckUtils]: 41: Hoare triple {4118#(<= 3 |fibo1_#in~n|)} assume true; {4118#(<= 3 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:22,894 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {4118#(<= 3 |fibo1_#in~n|)} {3860#true} #49#return; {4087#(<= 4 fibo2_~n)} is VALID [2022-02-20 18:15:22,894 INFO L290 TraceCheckUtils]: 43: Hoare triple {4087#(<= 4 fibo2_~n)} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {4087#(<= 4 fibo2_~n)} is VALID [2022-02-20 18:15:22,895 INFO L272 TraceCheckUtils]: 44: Hoare triple {4087#(<= 4 fibo2_~n)} call #t~ret7 := fibo1(~n - 2); {3860#true} is VALID [2022-02-20 18:15:22,895 INFO L290 TraceCheckUtils]: 45: Hoare triple {3860#true} ~n := #in~n; {4093#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:22,895 INFO L290 TraceCheckUtils]: 46: Hoare triple {4093#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {4093#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:22,896 INFO L290 TraceCheckUtils]: 47: Hoare triple {4093#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {4132#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:22,896 INFO L290 TraceCheckUtils]: 48: Hoare triple {4132#(<= |fibo1_#in~n| 1)} assume true; {4132#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:22,897 INFO L284 TraceCheckUtils]: 49: Hoare quadruple {4132#(<= |fibo1_#in~n| 1)} {4087#(<= 4 fibo2_~n)} #51#return; {3861#false} is VALID [2022-02-20 18:15:22,897 INFO L290 TraceCheckUtils]: 50: Hoare triple {3861#false} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {3861#false} is VALID [2022-02-20 18:15:22,897 INFO L290 TraceCheckUtils]: 51: Hoare triple {3861#false} assume true; {3861#false} is VALID [2022-02-20 18:15:22,897 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {3861#false} {3860#true} #53#return; {3861#false} is VALID [2022-02-20 18:15:22,897 INFO L290 TraceCheckUtils]: 53: Hoare triple {3861#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {3861#false} is VALID [2022-02-20 18:15:22,897 INFO L272 TraceCheckUtils]: 54: Hoare triple {3861#false} call #t~ret5 := fibo2(~n - 2); {3860#true} is VALID [2022-02-20 18:15:22,898 INFO L290 TraceCheckUtils]: 55: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,898 INFO L290 TraceCheckUtils]: 56: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,898 INFO L290 TraceCheckUtils]: 57: Hoare triple {3860#true} assume !(1 == ~n); {3860#true} is VALID [2022-02-20 18:15:22,898 INFO L272 TraceCheckUtils]: 58: Hoare triple {3860#true} call #t~ret6 := fibo1(~n - 1); {3860#true} is VALID [2022-02-20 18:15:22,898 INFO L290 TraceCheckUtils]: 59: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,898 INFO L290 TraceCheckUtils]: 60: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,898 INFO L290 TraceCheckUtils]: 61: Hoare triple {3860#true} assume !(1 == ~n); {3860#true} is VALID [2022-02-20 18:15:22,899 INFO L272 TraceCheckUtils]: 62: Hoare triple {3860#true} call #t~ret4 := fibo2(~n - 1); {3860#true} is VALID [2022-02-20 18:15:22,899 INFO L290 TraceCheckUtils]: 63: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,899 INFO L290 TraceCheckUtils]: 64: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,899 INFO L290 TraceCheckUtils]: 65: Hoare triple {3860#true} assume !(1 == ~n); {3860#true} is VALID [2022-02-20 18:15:22,899 INFO L272 TraceCheckUtils]: 66: Hoare triple {3860#true} call #t~ret6 := fibo1(~n - 1); {3860#true} is VALID [2022-02-20 18:15:22,899 INFO L290 TraceCheckUtils]: 67: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,900 INFO L290 TraceCheckUtils]: 68: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,900 INFO L290 TraceCheckUtils]: 69: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:22,900 INFO L290 TraceCheckUtils]: 70: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,900 INFO L284 TraceCheckUtils]: 71: Hoare quadruple {3860#true} {3860#true} #49#return; {3860#true} is VALID [2022-02-20 18:15:22,900 INFO L290 TraceCheckUtils]: 72: Hoare triple {3860#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {3860#true} is VALID [2022-02-20 18:15:22,900 INFO L272 TraceCheckUtils]: 73: Hoare triple {3860#true} call #t~ret7 := fibo1(~n - 2); {3860#true} is VALID [2022-02-20 18:15:22,900 INFO L290 TraceCheckUtils]: 74: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,901 INFO L290 TraceCheckUtils]: 75: Hoare triple {3860#true} assume ~n < 1;#res := 0; {3860#true} is VALID [2022-02-20 18:15:22,901 INFO L290 TraceCheckUtils]: 76: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,901 INFO L284 TraceCheckUtils]: 77: Hoare quadruple {3860#true} {3860#true} #51#return; {3860#true} is VALID [2022-02-20 18:15:22,901 INFO L290 TraceCheckUtils]: 78: Hoare triple {3860#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {3860#true} is VALID [2022-02-20 18:15:22,901 INFO L290 TraceCheckUtils]: 79: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,901 INFO L284 TraceCheckUtils]: 80: Hoare quadruple {3860#true} {3860#true} #53#return; {3860#true} is VALID [2022-02-20 18:15:22,902 INFO L290 TraceCheckUtils]: 81: Hoare triple {3860#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {3860#true} is VALID [2022-02-20 18:15:22,902 INFO L272 TraceCheckUtils]: 82: Hoare triple {3860#true} call #t~ret5 := fibo2(~n - 2); {3860#true} is VALID [2022-02-20 18:15:22,902 INFO L290 TraceCheckUtils]: 83: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,902 INFO L290 TraceCheckUtils]: 84: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,902 INFO L290 TraceCheckUtils]: 85: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:22,902 INFO L290 TraceCheckUtils]: 86: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,902 INFO L284 TraceCheckUtils]: 87: Hoare quadruple {3860#true} {3860#true} #55#return; {3860#true} is VALID [2022-02-20 18:15:22,903 INFO L290 TraceCheckUtils]: 88: Hoare triple {3860#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {3860#true} is VALID [2022-02-20 18:15:22,903 INFO L290 TraceCheckUtils]: 89: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,903 INFO L284 TraceCheckUtils]: 90: Hoare quadruple {3860#true} {3860#true} #49#return; {3860#true} is VALID [2022-02-20 18:15:22,903 INFO L290 TraceCheckUtils]: 91: Hoare triple {3860#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {3860#true} is VALID [2022-02-20 18:15:22,903 INFO L272 TraceCheckUtils]: 92: Hoare triple {3860#true} call #t~ret7 := fibo1(~n - 2); {3860#true} is VALID [2022-02-20 18:15:22,903 INFO L290 TraceCheckUtils]: 93: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:22,903 INFO L290 TraceCheckUtils]: 94: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:22,904 INFO L290 TraceCheckUtils]: 95: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:22,904 INFO L290 TraceCheckUtils]: 96: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,904 INFO L284 TraceCheckUtils]: 97: Hoare quadruple {3860#true} {3860#true} #51#return; {3860#true} is VALID [2022-02-20 18:15:22,904 INFO L290 TraceCheckUtils]: 98: Hoare triple {3860#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {3860#true} is VALID [2022-02-20 18:15:22,904 INFO L290 TraceCheckUtils]: 99: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:22,904 INFO L284 TraceCheckUtils]: 100: Hoare quadruple {3860#true} {3861#false} #55#return; {3861#false} is VALID [2022-02-20 18:15:22,905 INFO L290 TraceCheckUtils]: 101: Hoare triple {3861#false} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {3861#false} is VALID [2022-02-20 18:15:22,905 INFO L290 TraceCheckUtils]: 102: Hoare triple {3861#false} assume true; {3861#false} is VALID [2022-02-20 18:15:22,905 INFO L284 TraceCheckUtils]: 103: Hoare quadruple {3861#false} {3860#true} #47#return; {3861#false} is VALID [2022-02-20 18:15:22,905 INFO L290 TraceCheckUtils]: 104: Hoare triple {3861#false} assume -2147483648 <= main_#t~ret8#1 && main_#t~ret8#1 <= 2147483647;main_~result~0#1 := main_#t~ret8#1;havoc main_#t~ret8#1; {3861#false} is VALID [2022-02-20 18:15:22,905 INFO L290 TraceCheckUtils]: 105: Hoare triple {3861#false} assume 6765 == main_~result~0#1; {3861#false} is VALID [2022-02-20 18:15:22,905 INFO L290 TraceCheckUtils]: 106: Hoare triple {3861#false} assume !false; {3861#false} is VALID [2022-02-20 18:15:22,906 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 44 proven. 79 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2022-02-20 18:15:22,906 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:15:22,906 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2131863770] [2022-02-20 18:15:22,906 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2131863770] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 18:15:22,907 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [87124358] [2022-02-20 18:15:22,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:15:22,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 18:15:22,907 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 18:15:22,908 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 18:15:22,933 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-02-20 18:15:22,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:22,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 12 conjunts are in the unsatisfiable core [2022-02-20 18:15:23,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:23,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 18:15:23,456 INFO L290 TraceCheckUtils]: 0: Hoare triple {3860#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); {3860#true} is VALID [2022-02-20 18:15:23,457 INFO L290 TraceCheckUtils]: 1: Hoare triple {3860#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret8#1, main_~x~0#1, main_~result~0#1;main_~x~0#1 := 20; {4208#(<= 20 |ULTIMATE.start_main_~x~0#1|)} is VALID [2022-02-20 18:15:23,457 INFO L272 TraceCheckUtils]: 2: Hoare triple {4208#(<= 20 |ULTIMATE.start_main_~x~0#1|)} call main_#t~ret8#1 := fibo1(main_~x~0#1); {3860#true} is VALID [2022-02-20 18:15:23,457 INFO L290 TraceCheckUtils]: 3: Hoare triple {3860#true} ~n := #in~n; {4215#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:23,457 INFO L290 TraceCheckUtils]: 4: Hoare triple {4215#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {4215#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:23,471 INFO L290 TraceCheckUtils]: 5: Hoare triple {4215#(<= |fibo1_#in~n| fibo1_~n)} assume !(1 == ~n); {4215#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:23,472 INFO L272 TraceCheckUtils]: 6: Hoare triple {4215#(<= |fibo1_#in~n| fibo1_~n)} call #t~ret4 := fibo2(~n - 1); {3860#true} is VALID [2022-02-20 18:15:23,472 INFO L290 TraceCheckUtils]: 7: Hoare triple {3860#true} ~n := #in~n; {4228#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:23,473 INFO L290 TraceCheckUtils]: 8: Hoare triple {4228#(<= |fibo2_#in~n| fibo2_~n)} assume !(~n < 1); {4228#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:23,473 INFO L290 TraceCheckUtils]: 9: Hoare triple {4228#(<= |fibo2_#in~n| fibo2_~n)} assume !(1 == ~n); {4228#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:23,473 INFO L272 TraceCheckUtils]: 10: Hoare triple {4228#(<= |fibo2_#in~n| fibo2_~n)} call #t~ret6 := fibo1(~n - 1); {3860#true} is VALID [2022-02-20 18:15:23,474 INFO L290 TraceCheckUtils]: 11: Hoare triple {3860#true} ~n := #in~n; {4215#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:23,474 INFO L290 TraceCheckUtils]: 12: Hoare triple {4215#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {4215#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:23,475 INFO L290 TraceCheckUtils]: 13: Hoare triple {4215#(<= |fibo1_#in~n| fibo1_~n)} assume !(1 == ~n); {4215#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:23,475 INFO L272 TraceCheckUtils]: 14: Hoare triple {4215#(<= |fibo1_#in~n| fibo1_~n)} call #t~ret4 := fibo2(~n - 1); {3860#true} is VALID [2022-02-20 18:15:23,476 INFO L290 TraceCheckUtils]: 15: Hoare triple {3860#true} ~n := #in~n; {4228#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:23,476 INFO L290 TraceCheckUtils]: 16: Hoare triple {4228#(<= |fibo2_#in~n| fibo2_~n)} assume !(~n < 1); {4228#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:23,477 INFO L290 TraceCheckUtils]: 17: Hoare triple {4228#(<= |fibo2_#in~n| fibo2_~n)} assume !(1 == ~n); {4228#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:23,477 INFO L272 TraceCheckUtils]: 18: Hoare triple {4228#(<= |fibo2_#in~n| fibo2_~n)} call #t~ret6 := fibo1(~n - 1); {3860#true} is VALID [2022-02-20 18:15:23,477 INFO L290 TraceCheckUtils]: 19: Hoare triple {3860#true} ~n := #in~n; {4215#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:23,478 INFO L290 TraceCheckUtils]: 20: Hoare triple {4215#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {4215#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:23,478 INFO L290 TraceCheckUtils]: 21: Hoare triple {4215#(<= |fibo1_#in~n| fibo1_~n)} assume 1 == ~n;#res := 1; {4132#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:23,478 INFO L290 TraceCheckUtils]: 22: Hoare triple {4132#(<= |fibo1_#in~n| 1)} assume true; {4132#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:23,479 INFO L284 TraceCheckUtils]: 23: Hoare quadruple {4132#(<= |fibo1_#in~n| 1)} {4228#(<= |fibo2_#in~n| fibo2_~n)} #49#return; {4277#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:23,480 INFO L290 TraceCheckUtils]: 24: Hoare triple {4277#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {4277#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:23,480 INFO L272 TraceCheckUtils]: 25: Hoare triple {4277#(<= |fibo2_#in~n| 2)} call #t~ret7 := fibo1(~n - 2); {3860#true} is VALID [2022-02-20 18:15:23,480 INFO L290 TraceCheckUtils]: 26: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:23,480 INFO L290 TraceCheckUtils]: 27: Hoare triple {3860#true} assume ~n < 1;#res := 0; {3860#true} is VALID [2022-02-20 18:15:23,480 INFO L290 TraceCheckUtils]: 28: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:23,481 INFO L284 TraceCheckUtils]: 29: Hoare quadruple {3860#true} {4277#(<= |fibo2_#in~n| 2)} #51#return; {4277#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:23,481 INFO L290 TraceCheckUtils]: 30: Hoare triple {4277#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {4277#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:23,481 INFO L290 TraceCheckUtils]: 31: Hoare triple {4277#(<= |fibo2_#in~n| 2)} assume true; {4277#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:23,482 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {4277#(<= |fibo2_#in~n| 2)} {4215#(<= |fibo1_#in~n| fibo1_~n)} #53#return; {4305#(<= |fibo1_#in~n| 3)} is VALID [2022-02-20 18:15:23,482 INFO L290 TraceCheckUtils]: 33: Hoare triple {4305#(<= |fibo1_#in~n| 3)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {4305#(<= |fibo1_#in~n| 3)} is VALID [2022-02-20 18:15:23,482 INFO L272 TraceCheckUtils]: 34: Hoare triple {4305#(<= |fibo1_#in~n| 3)} call #t~ret5 := fibo2(~n - 2); {3860#true} is VALID [2022-02-20 18:15:23,482 INFO L290 TraceCheckUtils]: 35: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:23,483 INFO L290 TraceCheckUtils]: 36: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:23,483 INFO L290 TraceCheckUtils]: 37: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:23,483 INFO L290 TraceCheckUtils]: 38: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:23,483 INFO L284 TraceCheckUtils]: 39: Hoare quadruple {3860#true} {4305#(<= |fibo1_#in~n| 3)} #55#return; {4305#(<= |fibo1_#in~n| 3)} is VALID [2022-02-20 18:15:23,484 INFO L290 TraceCheckUtils]: 40: Hoare triple {4305#(<= |fibo1_#in~n| 3)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {4305#(<= |fibo1_#in~n| 3)} is VALID [2022-02-20 18:15:23,484 INFO L290 TraceCheckUtils]: 41: Hoare triple {4305#(<= |fibo1_#in~n| 3)} assume true; {4305#(<= |fibo1_#in~n| 3)} is VALID [2022-02-20 18:15:23,485 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {4305#(<= |fibo1_#in~n| 3)} {4228#(<= |fibo2_#in~n| fibo2_~n)} #49#return; {4336#(<= |fibo2_#in~n| 4)} is VALID [2022-02-20 18:15:23,485 INFO L290 TraceCheckUtils]: 43: Hoare triple {4336#(<= |fibo2_#in~n| 4)} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {4336#(<= |fibo2_#in~n| 4)} is VALID [2022-02-20 18:15:23,485 INFO L272 TraceCheckUtils]: 44: Hoare triple {4336#(<= |fibo2_#in~n| 4)} call #t~ret7 := fibo1(~n - 2); {3860#true} is VALID [2022-02-20 18:15:23,485 INFO L290 TraceCheckUtils]: 45: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:23,485 INFO L290 TraceCheckUtils]: 46: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:23,485 INFO L290 TraceCheckUtils]: 47: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:23,485 INFO L290 TraceCheckUtils]: 48: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:23,486 INFO L284 TraceCheckUtils]: 49: Hoare quadruple {3860#true} {4336#(<= |fibo2_#in~n| 4)} #51#return; {4336#(<= |fibo2_#in~n| 4)} is VALID [2022-02-20 18:15:23,486 INFO L290 TraceCheckUtils]: 50: Hoare triple {4336#(<= |fibo2_#in~n| 4)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {4336#(<= |fibo2_#in~n| 4)} is VALID [2022-02-20 18:15:23,487 INFO L290 TraceCheckUtils]: 51: Hoare triple {4336#(<= |fibo2_#in~n| 4)} assume true; {4336#(<= |fibo2_#in~n| 4)} is VALID [2022-02-20 18:15:23,491 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {4336#(<= |fibo2_#in~n| 4)} {4215#(<= |fibo1_#in~n| fibo1_~n)} #53#return; {4367#(<= |fibo1_#in~n| 5)} is VALID [2022-02-20 18:15:23,492 INFO L290 TraceCheckUtils]: 53: Hoare triple {4367#(<= |fibo1_#in~n| 5)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {4367#(<= |fibo1_#in~n| 5)} is VALID [2022-02-20 18:15:23,492 INFO L272 TraceCheckUtils]: 54: Hoare triple {4367#(<= |fibo1_#in~n| 5)} call #t~ret5 := fibo2(~n - 2); {3860#true} is VALID [2022-02-20 18:15:23,492 INFO L290 TraceCheckUtils]: 55: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:23,492 INFO L290 TraceCheckUtils]: 56: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:23,493 INFO L290 TraceCheckUtils]: 57: Hoare triple {3860#true} assume !(1 == ~n); {3860#true} is VALID [2022-02-20 18:15:23,493 INFO L272 TraceCheckUtils]: 58: Hoare triple {3860#true} call #t~ret6 := fibo1(~n - 1); {3860#true} is VALID [2022-02-20 18:15:23,493 INFO L290 TraceCheckUtils]: 59: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:23,494 INFO L290 TraceCheckUtils]: 60: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:23,494 INFO L290 TraceCheckUtils]: 61: Hoare triple {3860#true} assume !(1 == ~n); {3860#true} is VALID [2022-02-20 18:15:23,494 INFO L272 TraceCheckUtils]: 62: Hoare triple {3860#true} call #t~ret4 := fibo2(~n - 1); {3860#true} is VALID [2022-02-20 18:15:23,494 INFO L290 TraceCheckUtils]: 63: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:23,494 INFO L290 TraceCheckUtils]: 64: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:23,494 INFO L290 TraceCheckUtils]: 65: Hoare triple {3860#true} assume !(1 == ~n); {3860#true} is VALID [2022-02-20 18:15:23,494 INFO L272 TraceCheckUtils]: 66: Hoare triple {3860#true} call #t~ret6 := fibo1(~n - 1); {3860#true} is VALID [2022-02-20 18:15:23,494 INFO L290 TraceCheckUtils]: 67: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:23,494 INFO L290 TraceCheckUtils]: 68: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:23,495 INFO L290 TraceCheckUtils]: 69: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:23,495 INFO L290 TraceCheckUtils]: 70: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:23,495 INFO L284 TraceCheckUtils]: 71: Hoare quadruple {3860#true} {3860#true} #49#return; {3860#true} is VALID [2022-02-20 18:15:23,495 INFO L290 TraceCheckUtils]: 72: Hoare triple {3860#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {3860#true} is VALID [2022-02-20 18:15:23,495 INFO L272 TraceCheckUtils]: 73: Hoare triple {3860#true} call #t~ret7 := fibo1(~n - 2); {3860#true} is VALID [2022-02-20 18:15:23,495 INFO L290 TraceCheckUtils]: 74: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:23,495 INFO L290 TraceCheckUtils]: 75: Hoare triple {3860#true} assume ~n < 1;#res := 0; {3860#true} is VALID [2022-02-20 18:15:23,495 INFO L290 TraceCheckUtils]: 76: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:23,495 INFO L284 TraceCheckUtils]: 77: Hoare quadruple {3860#true} {3860#true} #51#return; {3860#true} is VALID [2022-02-20 18:15:23,496 INFO L290 TraceCheckUtils]: 78: Hoare triple {3860#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {3860#true} is VALID [2022-02-20 18:15:23,496 INFO L290 TraceCheckUtils]: 79: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:23,496 INFO L284 TraceCheckUtils]: 80: Hoare quadruple {3860#true} {3860#true} #53#return; {3860#true} is VALID [2022-02-20 18:15:23,496 INFO L290 TraceCheckUtils]: 81: Hoare triple {3860#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {3860#true} is VALID [2022-02-20 18:15:23,496 INFO L272 TraceCheckUtils]: 82: Hoare triple {3860#true} call #t~ret5 := fibo2(~n - 2); {3860#true} is VALID [2022-02-20 18:15:23,496 INFO L290 TraceCheckUtils]: 83: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:23,496 INFO L290 TraceCheckUtils]: 84: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:23,496 INFO L290 TraceCheckUtils]: 85: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:23,496 INFO L290 TraceCheckUtils]: 86: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:23,496 INFO L284 TraceCheckUtils]: 87: Hoare quadruple {3860#true} {3860#true} #55#return; {3860#true} is VALID [2022-02-20 18:15:23,497 INFO L290 TraceCheckUtils]: 88: Hoare triple {3860#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {3860#true} is VALID [2022-02-20 18:15:23,497 INFO L290 TraceCheckUtils]: 89: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:23,497 INFO L284 TraceCheckUtils]: 90: Hoare quadruple {3860#true} {3860#true} #49#return; {3860#true} is VALID [2022-02-20 18:15:23,497 INFO L290 TraceCheckUtils]: 91: Hoare triple {3860#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {3860#true} is VALID [2022-02-20 18:15:23,497 INFO L272 TraceCheckUtils]: 92: Hoare triple {3860#true} call #t~ret7 := fibo1(~n - 2); {3860#true} is VALID [2022-02-20 18:15:23,497 INFO L290 TraceCheckUtils]: 93: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:23,497 INFO L290 TraceCheckUtils]: 94: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:23,497 INFO L290 TraceCheckUtils]: 95: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:23,497 INFO L290 TraceCheckUtils]: 96: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:23,498 INFO L284 TraceCheckUtils]: 97: Hoare quadruple {3860#true} {3860#true} #51#return; {3860#true} is VALID [2022-02-20 18:15:23,498 INFO L290 TraceCheckUtils]: 98: Hoare triple {3860#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {3860#true} is VALID [2022-02-20 18:15:23,498 INFO L290 TraceCheckUtils]: 99: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:23,498 INFO L284 TraceCheckUtils]: 100: Hoare quadruple {3860#true} {4367#(<= |fibo1_#in~n| 5)} #55#return; {4367#(<= |fibo1_#in~n| 5)} is VALID [2022-02-20 18:15:23,499 INFO L290 TraceCheckUtils]: 101: Hoare triple {4367#(<= |fibo1_#in~n| 5)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {4367#(<= |fibo1_#in~n| 5)} is VALID [2022-02-20 18:15:23,499 INFO L290 TraceCheckUtils]: 102: Hoare triple {4367#(<= |fibo1_#in~n| 5)} assume true; {4367#(<= |fibo1_#in~n| 5)} is VALID [2022-02-20 18:15:23,500 INFO L284 TraceCheckUtils]: 103: Hoare quadruple {4367#(<= |fibo1_#in~n| 5)} {4208#(<= 20 |ULTIMATE.start_main_~x~0#1|)} #47#return; {3861#false} is VALID [2022-02-20 18:15:23,500 INFO L290 TraceCheckUtils]: 104: Hoare triple {3861#false} assume -2147483648 <= main_#t~ret8#1 && main_#t~ret8#1 <= 2147483647;main_~result~0#1 := main_#t~ret8#1;havoc main_#t~ret8#1; {3861#false} is VALID [2022-02-20 18:15:23,500 INFO L290 TraceCheckUtils]: 105: Hoare triple {3861#false} assume 6765 == main_~result~0#1; {3861#false} is VALID [2022-02-20 18:15:23,500 INFO L290 TraceCheckUtils]: 106: Hoare triple {3861#false} assume !false; {3861#false} is VALID [2022-02-20 18:15:23,501 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 17 proven. 119 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2022-02-20 18:15:23,501 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 18:15:26,280 INFO L290 TraceCheckUtils]: 106: Hoare triple {3861#false} assume !false; {3861#false} is VALID [2022-02-20 18:15:26,280 INFO L290 TraceCheckUtils]: 105: Hoare triple {3861#false} assume 6765 == main_~result~0#1; {3861#false} is VALID [2022-02-20 18:15:26,280 INFO L290 TraceCheckUtils]: 104: Hoare triple {3861#false} assume -2147483648 <= main_#t~ret8#1 && main_#t~ret8#1 <= 2147483647;main_~result~0#1 := main_#t~ret8#1;havoc main_#t~ret8#1; {3861#false} is VALID [2022-02-20 18:15:26,283 INFO L284 TraceCheckUtils]: 103: Hoare quadruple {4367#(<= |fibo1_#in~n| 5)} {4539#(< 5 |ULTIMATE.start_main_~x~0#1|)} #47#return; {3861#false} is VALID [2022-02-20 18:15:26,283 INFO L290 TraceCheckUtils]: 102: Hoare triple {4367#(<= |fibo1_#in~n| 5)} assume true; {4367#(<= |fibo1_#in~n| 5)} is VALID [2022-02-20 18:15:26,283 INFO L290 TraceCheckUtils]: 101: Hoare triple {4367#(<= |fibo1_#in~n| 5)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {4367#(<= |fibo1_#in~n| 5)} is VALID [2022-02-20 18:15:26,284 INFO L284 TraceCheckUtils]: 100: Hoare quadruple {3860#true} {4367#(<= |fibo1_#in~n| 5)} #55#return; {4367#(<= |fibo1_#in~n| 5)} is VALID [2022-02-20 18:15:26,284 INFO L290 TraceCheckUtils]: 99: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:26,284 INFO L290 TraceCheckUtils]: 98: Hoare triple {3860#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {3860#true} is VALID [2022-02-20 18:15:26,284 INFO L284 TraceCheckUtils]: 97: Hoare quadruple {3860#true} {3860#true} #51#return; {3860#true} is VALID [2022-02-20 18:15:26,284 INFO L290 TraceCheckUtils]: 96: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:26,284 INFO L290 TraceCheckUtils]: 95: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:26,284 INFO L290 TraceCheckUtils]: 94: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:26,284 INFO L290 TraceCheckUtils]: 93: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:26,284 INFO L272 TraceCheckUtils]: 92: Hoare triple {3860#true} call #t~ret7 := fibo1(~n - 2); {3860#true} is VALID [2022-02-20 18:15:26,285 INFO L290 TraceCheckUtils]: 91: Hoare triple {3860#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {3860#true} is VALID [2022-02-20 18:15:26,285 INFO L284 TraceCheckUtils]: 90: Hoare quadruple {3860#true} {3860#true} #49#return; {3860#true} is VALID [2022-02-20 18:15:26,285 INFO L290 TraceCheckUtils]: 89: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:26,285 INFO L290 TraceCheckUtils]: 88: Hoare triple {3860#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {3860#true} is VALID [2022-02-20 18:15:26,285 INFO L284 TraceCheckUtils]: 87: Hoare quadruple {3860#true} {3860#true} #55#return; {3860#true} is VALID [2022-02-20 18:15:26,285 INFO L290 TraceCheckUtils]: 86: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:26,285 INFO L290 TraceCheckUtils]: 85: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:26,285 INFO L290 TraceCheckUtils]: 84: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:26,285 INFO L290 TraceCheckUtils]: 83: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:26,285 INFO L272 TraceCheckUtils]: 82: Hoare triple {3860#true} call #t~ret5 := fibo2(~n - 2); {3860#true} is VALID [2022-02-20 18:15:26,285 INFO L290 TraceCheckUtils]: 81: Hoare triple {3860#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {3860#true} is VALID [2022-02-20 18:15:26,285 INFO L284 TraceCheckUtils]: 80: Hoare quadruple {3860#true} {3860#true} #53#return; {3860#true} is VALID [2022-02-20 18:15:26,285 INFO L290 TraceCheckUtils]: 79: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:26,286 INFO L290 TraceCheckUtils]: 78: Hoare triple {3860#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {3860#true} is VALID [2022-02-20 18:15:26,286 INFO L284 TraceCheckUtils]: 77: Hoare quadruple {3860#true} {3860#true} #51#return; {3860#true} is VALID [2022-02-20 18:15:26,286 INFO L290 TraceCheckUtils]: 76: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:26,286 INFO L290 TraceCheckUtils]: 75: Hoare triple {3860#true} assume ~n < 1;#res := 0; {3860#true} is VALID [2022-02-20 18:15:26,286 INFO L290 TraceCheckUtils]: 74: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:26,286 INFO L272 TraceCheckUtils]: 73: Hoare triple {3860#true} call #t~ret7 := fibo1(~n - 2); {3860#true} is VALID [2022-02-20 18:15:26,286 INFO L290 TraceCheckUtils]: 72: Hoare triple {3860#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {3860#true} is VALID [2022-02-20 18:15:26,286 INFO L284 TraceCheckUtils]: 71: Hoare quadruple {3860#true} {3860#true} #49#return; {3860#true} is VALID [2022-02-20 18:15:26,286 INFO L290 TraceCheckUtils]: 70: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:26,286 INFO L290 TraceCheckUtils]: 69: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:26,286 INFO L290 TraceCheckUtils]: 68: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:26,286 INFO L290 TraceCheckUtils]: 67: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:26,287 INFO L272 TraceCheckUtils]: 66: Hoare triple {3860#true} call #t~ret6 := fibo1(~n - 1); {3860#true} is VALID [2022-02-20 18:15:26,287 INFO L290 TraceCheckUtils]: 65: Hoare triple {3860#true} assume !(1 == ~n); {3860#true} is VALID [2022-02-20 18:15:26,287 INFO L290 TraceCheckUtils]: 64: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:26,287 INFO L290 TraceCheckUtils]: 63: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:26,287 INFO L272 TraceCheckUtils]: 62: Hoare triple {3860#true} call #t~ret4 := fibo2(~n - 1); {3860#true} is VALID [2022-02-20 18:15:26,288 INFO L290 TraceCheckUtils]: 61: Hoare triple {3860#true} assume !(1 == ~n); {3860#true} is VALID [2022-02-20 18:15:26,288 INFO L290 TraceCheckUtils]: 60: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:26,288 INFO L290 TraceCheckUtils]: 59: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:26,288 INFO L272 TraceCheckUtils]: 58: Hoare triple {3860#true} call #t~ret6 := fibo1(~n - 1); {3860#true} is VALID [2022-02-20 18:15:26,288 INFO L290 TraceCheckUtils]: 57: Hoare triple {3860#true} assume !(1 == ~n); {3860#true} is VALID [2022-02-20 18:15:26,288 INFO L290 TraceCheckUtils]: 56: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:26,288 INFO L290 TraceCheckUtils]: 55: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:26,289 INFO L272 TraceCheckUtils]: 54: Hoare triple {4367#(<= |fibo1_#in~n| 5)} call #t~ret5 := fibo2(~n - 2); {3860#true} is VALID [2022-02-20 18:15:26,295 INFO L290 TraceCheckUtils]: 53: Hoare triple {4367#(<= |fibo1_#in~n| 5)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {4367#(<= |fibo1_#in~n| 5)} is VALID [2022-02-20 18:15:26,297 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {4336#(<= |fibo2_#in~n| 4)} {4696#(or (<= |fibo1_#in~n| 5) (< 5 fibo1_~n))} #53#return; {4367#(<= |fibo1_#in~n| 5)} is VALID [2022-02-20 18:15:26,297 INFO L290 TraceCheckUtils]: 51: Hoare triple {4336#(<= |fibo2_#in~n| 4)} assume true; {4336#(<= |fibo2_#in~n| 4)} is VALID [2022-02-20 18:15:26,298 INFO L290 TraceCheckUtils]: 50: Hoare triple {4336#(<= |fibo2_#in~n| 4)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {4336#(<= |fibo2_#in~n| 4)} is VALID [2022-02-20 18:15:26,299 INFO L284 TraceCheckUtils]: 49: Hoare quadruple {3860#true} {4336#(<= |fibo2_#in~n| 4)} #51#return; {4336#(<= |fibo2_#in~n| 4)} is VALID [2022-02-20 18:15:26,299 INFO L290 TraceCheckUtils]: 48: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:26,299 INFO L290 TraceCheckUtils]: 47: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:26,299 INFO L290 TraceCheckUtils]: 46: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:26,299 INFO L290 TraceCheckUtils]: 45: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:26,299 INFO L272 TraceCheckUtils]: 44: Hoare triple {4336#(<= |fibo2_#in~n| 4)} call #t~ret7 := fibo1(~n - 2); {3860#true} is VALID [2022-02-20 18:15:26,300 INFO L290 TraceCheckUtils]: 43: Hoare triple {4336#(<= |fibo2_#in~n| 4)} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {4336#(<= |fibo2_#in~n| 4)} is VALID [2022-02-20 18:15:26,301 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {4305#(<= |fibo1_#in~n| 3)} {4730#(or (<= |fibo2_#in~n| 4) (< 4 fibo2_~n))} #49#return; {4336#(<= |fibo2_#in~n| 4)} is VALID [2022-02-20 18:15:26,301 INFO L290 TraceCheckUtils]: 41: Hoare triple {4305#(<= |fibo1_#in~n| 3)} assume true; {4305#(<= |fibo1_#in~n| 3)} is VALID [2022-02-20 18:15:26,301 INFO L290 TraceCheckUtils]: 40: Hoare triple {4305#(<= |fibo1_#in~n| 3)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {4305#(<= |fibo1_#in~n| 3)} is VALID [2022-02-20 18:15:26,302 INFO L284 TraceCheckUtils]: 39: Hoare quadruple {3860#true} {4305#(<= |fibo1_#in~n| 3)} #55#return; {4305#(<= |fibo1_#in~n| 3)} is VALID [2022-02-20 18:15:26,302 INFO L290 TraceCheckUtils]: 38: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:26,302 INFO L290 TraceCheckUtils]: 37: Hoare triple {3860#true} assume 1 == ~n;#res := 1; {3860#true} is VALID [2022-02-20 18:15:26,302 INFO L290 TraceCheckUtils]: 36: Hoare triple {3860#true} assume !(~n < 1); {3860#true} is VALID [2022-02-20 18:15:26,302 INFO L290 TraceCheckUtils]: 35: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:26,302 INFO L272 TraceCheckUtils]: 34: Hoare triple {4305#(<= |fibo1_#in~n| 3)} call #t~ret5 := fibo2(~n - 2); {3860#true} is VALID [2022-02-20 18:15:26,302 INFO L290 TraceCheckUtils]: 33: Hoare triple {4305#(<= |fibo1_#in~n| 3)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {4305#(<= |fibo1_#in~n| 3)} is VALID [2022-02-20 18:15:26,303 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {4277#(<= |fibo2_#in~n| 2)} {4764#(or (<= |fibo1_#in~n| 3) (< 3 fibo1_~n))} #53#return; {4305#(<= |fibo1_#in~n| 3)} is VALID [2022-02-20 18:15:26,303 INFO L290 TraceCheckUtils]: 31: Hoare triple {4277#(<= |fibo2_#in~n| 2)} assume true; {4277#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:26,304 INFO L290 TraceCheckUtils]: 30: Hoare triple {4277#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {4277#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:26,304 INFO L284 TraceCheckUtils]: 29: Hoare quadruple {3860#true} {4277#(<= |fibo2_#in~n| 2)} #51#return; {4277#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:26,304 INFO L290 TraceCheckUtils]: 28: Hoare triple {3860#true} assume true; {3860#true} is VALID [2022-02-20 18:15:26,304 INFO L290 TraceCheckUtils]: 27: Hoare triple {3860#true} assume ~n < 1;#res := 0; {3860#true} is VALID [2022-02-20 18:15:26,304 INFO L290 TraceCheckUtils]: 26: Hoare triple {3860#true} ~n := #in~n; {3860#true} is VALID [2022-02-20 18:15:26,305 INFO L272 TraceCheckUtils]: 25: Hoare triple {4277#(<= |fibo2_#in~n| 2)} call #t~ret7 := fibo1(~n - 2); {3860#true} is VALID [2022-02-20 18:15:26,305 INFO L290 TraceCheckUtils]: 24: Hoare triple {4277#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {4277#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:26,306 INFO L284 TraceCheckUtils]: 23: Hoare quadruple {4132#(<= |fibo1_#in~n| 1)} {4795#(or (<= |fibo2_#in~n| 2) (< 2 fibo2_~n))} #49#return; {4277#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:26,306 INFO L290 TraceCheckUtils]: 22: Hoare triple {4132#(<= |fibo1_#in~n| 1)} assume true; {4132#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:26,306 INFO L290 TraceCheckUtils]: 21: Hoare triple {4805#(or (<= |fibo1_#in~n| 1) (not (<= fibo1_~n 1)))} assume 1 == ~n;#res := 1; {4132#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:26,306 INFO L290 TraceCheckUtils]: 20: Hoare triple {4805#(or (<= |fibo1_#in~n| 1) (not (<= fibo1_~n 1)))} assume !(~n < 1); {4805#(or (<= |fibo1_#in~n| 1) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:26,307 INFO L290 TraceCheckUtils]: 19: Hoare triple {3860#true} ~n := #in~n; {4805#(or (<= |fibo1_#in~n| 1) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:26,307 INFO L272 TraceCheckUtils]: 18: Hoare triple {4795#(or (<= |fibo2_#in~n| 2) (< 2 fibo2_~n))} call #t~ret6 := fibo1(~n - 1); {3860#true} is VALID [2022-02-20 18:15:26,307 INFO L290 TraceCheckUtils]: 17: Hoare triple {4795#(or (<= |fibo2_#in~n| 2) (< 2 fibo2_~n))} assume !(1 == ~n); {4795#(or (<= |fibo2_#in~n| 2) (< 2 fibo2_~n))} is VALID [2022-02-20 18:15:26,308 INFO L290 TraceCheckUtils]: 16: Hoare triple {4795#(or (<= |fibo2_#in~n| 2) (< 2 fibo2_~n))} assume !(~n < 1); {4795#(or (<= |fibo2_#in~n| 2) (< 2 fibo2_~n))} is VALID [2022-02-20 18:15:26,308 INFO L290 TraceCheckUtils]: 15: Hoare triple {3860#true} ~n := #in~n; {4795#(or (<= |fibo2_#in~n| 2) (< 2 fibo2_~n))} is VALID [2022-02-20 18:15:26,308 INFO L272 TraceCheckUtils]: 14: Hoare triple {4764#(or (<= |fibo1_#in~n| 3) (< 3 fibo1_~n))} call #t~ret4 := fibo2(~n - 1); {3860#true} is VALID [2022-02-20 18:15:26,309 INFO L290 TraceCheckUtils]: 13: Hoare triple {4764#(or (<= |fibo1_#in~n| 3) (< 3 fibo1_~n))} assume !(1 == ~n); {4764#(or (<= |fibo1_#in~n| 3) (< 3 fibo1_~n))} is VALID [2022-02-20 18:15:26,309 INFO L290 TraceCheckUtils]: 12: Hoare triple {4764#(or (<= |fibo1_#in~n| 3) (< 3 fibo1_~n))} assume !(~n < 1); {4764#(or (<= |fibo1_#in~n| 3) (< 3 fibo1_~n))} is VALID [2022-02-20 18:15:26,309 INFO L290 TraceCheckUtils]: 11: Hoare triple {3860#true} ~n := #in~n; {4764#(or (<= |fibo1_#in~n| 3) (< 3 fibo1_~n))} is VALID [2022-02-20 18:15:26,310 INFO L272 TraceCheckUtils]: 10: Hoare triple {4730#(or (<= |fibo2_#in~n| 4) (< 4 fibo2_~n))} call #t~ret6 := fibo1(~n - 1); {3860#true} is VALID [2022-02-20 18:15:26,310 INFO L290 TraceCheckUtils]: 9: Hoare triple {4730#(or (<= |fibo2_#in~n| 4) (< 4 fibo2_~n))} assume !(1 == ~n); {4730#(or (<= |fibo2_#in~n| 4) (< 4 fibo2_~n))} is VALID [2022-02-20 18:15:26,310 INFO L290 TraceCheckUtils]: 8: Hoare triple {4730#(or (<= |fibo2_#in~n| 4) (< 4 fibo2_~n))} assume !(~n < 1); {4730#(or (<= |fibo2_#in~n| 4) (< 4 fibo2_~n))} is VALID [2022-02-20 18:15:26,310 INFO L290 TraceCheckUtils]: 7: Hoare triple {3860#true} ~n := #in~n; {4730#(or (<= |fibo2_#in~n| 4) (< 4 fibo2_~n))} is VALID [2022-02-20 18:15:26,310 INFO L272 TraceCheckUtils]: 6: Hoare triple {4696#(or (<= |fibo1_#in~n| 5) (< 5 fibo1_~n))} call #t~ret4 := fibo2(~n - 1); {3860#true} is VALID [2022-02-20 18:15:26,311 INFO L290 TraceCheckUtils]: 5: Hoare triple {4696#(or (<= |fibo1_#in~n| 5) (< 5 fibo1_~n))} assume !(1 == ~n); {4696#(or (<= |fibo1_#in~n| 5) (< 5 fibo1_~n))} is VALID [2022-02-20 18:15:26,311 INFO L290 TraceCheckUtils]: 4: Hoare triple {4696#(or (<= |fibo1_#in~n| 5) (< 5 fibo1_~n))} assume !(~n < 1); {4696#(or (<= |fibo1_#in~n| 5) (< 5 fibo1_~n))} is VALID [2022-02-20 18:15:26,311 INFO L290 TraceCheckUtils]: 3: Hoare triple {3860#true} ~n := #in~n; {4696#(or (<= |fibo1_#in~n| 5) (< 5 fibo1_~n))} is VALID [2022-02-20 18:15:26,311 INFO L272 TraceCheckUtils]: 2: Hoare triple {4539#(< 5 |ULTIMATE.start_main_~x~0#1|)} call main_#t~ret8#1 := fibo1(main_~x~0#1); {3860#true} is VALID [2022-02-20 18:15:26,312 INFO L290 TraceCheckUtils]: 1: Hoare triple {3860#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret8#1, main_~x~0#1, main_~result~0#1;main_~x~0#1 := 20; {4539#(< 5 |ULTIMATE.start_main_~x~0#1|)} is VALID [2022-02-20 18:15:26,312 INFO L290 TraceCheckUtils]: 0: Hoare triple {3860#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); {3860#true} is VALID [2022-02-20 18:15:26,312 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 17 proven. 129 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-02-20 18:15:26,313 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [87124358] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 18:15:26,313 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 18:15:26,313 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10, 13] total 24 [2022-02-20 18:15:26,313 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [113955330] [2022-02-20 18:15:26,313 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 18:15:26,314 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 22 states have (on average 3.4545454545454546) internal successors, (76), 24 states have internal predecessors, (76), 18 states have call successors, (23), 1 states have call predecessors, (23), 9 states have return successors, (27), 11 states have call predecessors, (27), 18 states have call successors, (27) Word has length 107 [2022-02-20 18:15:27,618 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:15:27,619 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 24 states, 22 states have (on average 3.4545454545454546) internal successors, (76), 24 states have internal predecessors, (76), 18 states have call successors, (23), 1 states have call predecessors, (23), 9 states have return successors, (27), 11 states have call predecessors, (27), 18 states have call successors, (27) [2022-02-20 18:15:27,700 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 126 edges. 126 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:15:27,700 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-02-20 18:15:27,700 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:15:27,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-02-20 18:15:27,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=464, Unknown=0, NotChecked=0, Total=552 [2022-02-20 18:15:27,701 INFO L87 Difference]: Start difference. First operand 109 states and 177 transitions. Second operand has 24 states, 22 states have (on average 3.4545454545454546) internal successors, (76), 24 states have internal predecessors, (76), 18 states have call successors, (23), 1 states have call predecessors, (23), 9 states have return successors, (27), 11 states have call predecessors, (27), 18 states have call successors, (27) [2022-02-20 18:15:29,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:15:29,315 INFO L93 Difference]: Finished difference Result 240 states and 462 transitions. [2022-02-20 18:15:29,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-20 18:15:29,316 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 22 states have (on average 3.4545454545454546) internal successors, (76), 24 states have internal predecessors, (76), 18 states have call successors, (23), 1 states have call predecessors, (23), 9 states have return successors, (27), 11 states have call predecessors, (27), 18 states have call successors, (27) Word has length 107 [2022-02-20 18:15:29,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:15:29,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 22 states have (on average 3.4545454545454546) internal successors, (76), 24 states have internal predecessors, (76), 18 states have call successors, (23), 1 states have call predecessors, (23), 9 states have return successors, (27), 11 states have call predecessors, (27), 18 states have call successors, (27) [2022-02-20 18:15:29,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 179 transitions. [2022-02-20 18:15:29,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 22 states have (on average 3.4545454545454546) internal successors, (76), 24 states have internal predecessors, (76), 18 states have call successors, (23), 1 states have call predecessors, (23), 9 states have return successors, (27), 11 states have call predecessors, (27), 18 states have call successors, (27) [2022-02-20 18:15:29,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 179 transitions. [2022-02-20 18:15:29,326 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 26 states and 179 transitions. [2022-02-20 18:15:29,487 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 179 edges. 179 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:15:29,492 INFO L225 Difference]: With dead ends: 240 [2022-02-20 18:15:29,492 INFO L226 Difference]: Without dead ends: 107 [2022-02-20 18:15:29,493 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 266 GetRequests, 232 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 211 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=221, Invalid=1039, Unknown=0, NotChecked=0, Total=1260 [2022-02-20 18:15:29,494 INFO L933 BasicCegarLoop]: 28 mSDtfsCounter, 110 mSDsluCounter, 283 mSDsCounter, 0 mSdLazyCounter, 578 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 311 SdHoareTripleChecker+Invalid, 708 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 578 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-20 18:15:29,494 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [117 Valid, 311 Invalid, 708 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 578 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-20 18:15:29,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2022-02-20 18:15:29,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 84. [2022-02-20 18:15:29,534 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:15:29,534 INFO L82 GeneralOperation]: Start isEquivalent. First operand 107 states. Second operand has 84 states, 57 states have (on average 1.1754385964912282) internal successors, (67), 58 states have internal predecessors, (67), 14 states have call successors, (14), 8 states have call predecessors, (14), 12 states have return successors, (35), 17 states have call predecessors, (35), 14 states have call successors, (35) [2022-02-20 18:15:29,544 INFO L74 IsIncluded]: Start isIncluded. First operand 107 states. Second operand has 84 states, 57 states have (on average 1.1754385964912282) internal successors, (67), 58 states have internal predecessors, (67), 14 states have call successors, (14), 8 states have call predecessors, (14), 12 states have return successors, (35), 17 states have call predecessors, (35), 14 states have call successors, (35) [2022-02-20 18:15:29,545 INFO L87 Difference]: Start difference. First operand 107 states. Second operand has 84 states, 57 states have (on average 1.1754385964912282) internal successors, (67), 58 states have internal predecessors, (67), 14 states have call successors, (14), 8 states have call predecessors, (14), 12 states have return successors, (35), 17 states have call predecessors, (35), 14 states have call successors, (35) [2022-02-20 18:15:29,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:15:29,551 INFO L93 Difference]: Finished difference Result 107 states and 152 transitions. [2022-02-20 18:15:29,551 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 152 transitions. [2022-02-20 18:15:29,552 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:15:29,552 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:15:29,553 INFO L74 IsIncluded]: Start isIncluded. First operand has 84 states, 57 states have (on average 1.1754385964912282) internal successors, (67), 58 states have internal predecessors, (67), 14 states have call successors, (14), 8 states have call predecessors, (14), 12 states have return successors, (35), 17 states have call predecessors, (35), 14 states have call successors, (35) Second operand 107 states. [2022-02-20 18:15:29,553 INFO L87 Difference]: Start difference. First operand has 84 states, 57 states have (on average 1.1754385964912282) internal successors, (67), 58 states have internal predecessors, (67), 14 states have call successors, (14), 8 states have call predecessors, (14), 12 states have return successors, (35), 17 states have call predecessors, (35), 14 states have call successors, (35) Second operand 107 states. [2022-02-20 18:15:29,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:15:29,558 INFO L93 Difference]: Finished difference Result 107 states and 152 transitions. [2022-02-20 18:15:29,558 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 152 transitions. [2022-02-20 18:15:29,558 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:15:29,559 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:15:29,559 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:15:29,559 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:15:29,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 57 states have (on average 1.1754385964912282) internal successors, (67), 58 states have internal predecessors, (67), 14 states have call successors, (14), 8 states have call predecessors, (14), 12 states have return successors, (35), 17 states have call predecessors, (35), 14 states have call successors, (35) [2022-02-20 18:15:29,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 116 transitions. [2022-02-20 18:15:29,563 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 116 transitions. Word has length 107 [2022-02-20 18:15:29,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:15:29,563 INFO L470 AbstractCegarLoop]: Abstraction has 84 states and 116 transitions. [2022-02-20 18:15:29,564 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 22 states have (on average 3.4545454545454546) internal successors, (76), 24 states have internal predecessors, (76), 18 states have call successors, (23), 1 states have call predecessors, (23), 9 states have return successors, (27), 11 states have call predecessors, (27), 18 states have call successors, (27) [2022-02-20 18:15:29,564 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 116 transitions. [2022-02-20 18:15:29,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-02-20 18:15:29,570 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:15:29,570 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:15:29,598 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-02-20 18:15:29,789 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 18:15:29,789 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:15:29,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:15:29,790 INFO L85 PathProgramCache]: Analyzing trace with hash 1129417830, now seen corresponding path program 1 times [2022-02-20 18:15:29,790 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:15:29,790 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741130993] [2022-02-20 18:15:29,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:15:29,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:15:29,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:29,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-02-20 18:15:29,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:29,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:29,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:29,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:29,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:30,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:30,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:30,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:30,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:30,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:30,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:30,124 INFO L290 TraceCheckUtils]: 0: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,124 INFO L290 TraceCheckUtils]: 1: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,125 INFO L290 TraceCheckUtils]: 2: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,125 INFO L290 TraceCheckUtils]: 3: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,125 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {5511#true} {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #53#return; {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:30,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-02-20 18:15:30,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:30,138 INFO L290 TraceCheckUtils]: 0: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,139 INFO L290 TraceCheckUtils]: 1: Hoare triple {5511#true} assume ~n < 1;#res := 0; {5511#true} is VALID [2022-02-20 18:15:30,139 INFO L290 TraceCheckUtils]: 2: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,140 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {5511#true} {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #55#return; {5957#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:30,140 INFO L290 TraceCheckUtils]: 0: Hoare triple {5511#true} ~n := #in~n; {5945#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:30,141 INFO L290 TraceCheckUtils]: 1: Hoare triple {5945#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5946#(and (= fibo1_~n |fibo1_#in~n|) (< 0 fibo1_~n))} is VALID [2022-02-20 18:15:30,141 INFO L290 TraceCheckUtils]: 2: Hoare triple {5946#(and (= fibo1_~n |fibo1_#in~n|) (< 0 fibo1_~n))} assume !(1 == ~n); {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:30,142 INFO L272 TraceCheckUtils]: 3: Hoare triple {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,142 INFO L290 TraceCheckUtils]: 4: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,142 INFO L290 TraceCheckUtils]: 5: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,142 INFO L290 TraceCheckUtils]: 6: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,142 INFO L290 TraceCheckUtils]: 7: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,143 INFO L284 TraceCheckUtils]: 8: Hoare quadruple {5511#true} {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #53#return; {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:30,144 INFO L290 TraceCheckUtils]: 9: Hoare triple {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:30,144 INFO L272 TraceCheckUtils]: 10: Hoare triple {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,144 INFO L290 TraceCheckUtils]: 11: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,144 INFO L290 TraceCheckUtils]: 12: Hoare triple {5511#true} assume ~n < 1;#res := 0; {5511#true} is VALID [2022-02-20 18:15:30,144 INFO L290 TraceCheckUtils]: 13: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,145 INFO L284 TraceCheckUtils]: 14: Hoare quadruple {5511#true} {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #55#return; {5957#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:30,145 INFO L290 TraceCheckUtils]: 15: Hoare triple {5957#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {5957#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:30,146 INFO L290 TraceCheckUtils]: 16: Hoare triple {5957#(<= 2 |fibo1_#in~n|)} assume true; {5957#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:30,147 INFO L284 TraceCheckUtils]: 17: Hoare quadruple {5957#(<= 2 |fibo1_#in~n|)} {5919#(= fibo2_~n |fibo2_#in~n|)} #49#return; {5938#(and (<= 3 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:30,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-02-20 18:15:30,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:30,153 INFO L290 TraceCheckUtils]: 0: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,153 INFO L290 TraceCheckUtils]: 1: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,153 INFO L290 TraceCheckUtils]: 2: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,154 INFO L290 TraceCheckUtils]: 3: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,154 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {5511#true} {5938#(and (<= 3 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #51#return; {5944#(<= 3 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,155 INFO L290 TraceCheckUtils]: 0: Hoare triple {5511#true} ~n := #in~n; {5919#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,155 INFO L290 TraceCheckUtils]: 1: Hoare triple {5919#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5919#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,156 INFO L290 TraceCheckUtils]: 2: Hoare triple {5919#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {5919#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,156 INFO L272 TraceCheckUtils]: 3: Hoare triple {5919#(= fibo2_~n |fibo2_#in~n|)} call #t~ret6 := fibo1(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,156 INFO L290 TraceCheckUtils]: 4: Hoare triple {5511#true} ~n := #in~n; {5945#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:30,157 INFO L290 TraceCheckUtils]: 5: Hoare triple {5945#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5946#(and (= fibo1_~n |fibo1_#in~n|) (< 0 fibo1_~n))} is VALID [2022-02-20 18:15:30,157 INFO L290 TraceCheckUtils]: 6: Hoare triple {5946#(and (= fibo1_~n |fibo1_#in~n|) (< 0 fibo1_~n))} assume !(1 == ~n); {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:30,157 INFO L272 TraceCheckUtils]: 7: Hoare triple {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,157 INFO L290 TraceCheckUtils]: 8: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,158 INFO L290 TraceCheckUtils]: 9: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,158 INFO L290 TraceCheckUtils]: 10: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,158 INFO L290 TraceCheckUtils]: 11: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,158 INFO L284 TraceCheckUtils]: 12: Hoare quadruple {5511#true} {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #53#return; {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:30,159 INFO L290 TraceCheckUtils]: 13: Hoare triple {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:30,159 INFO L272 TraceCheckUtils]: 14: Hoare triple {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,159 INFO L290 TraceCheckUtils]: 15: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,159 INFO L290 TraceCheckUtils]: 16: Hoare triple {5511#true} assume ~n < 1;#res := 0; {5511#true} is VALID [2022-02-20 18:15:30,160 INFO L290 TraceCheckUtils]: 17: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,160 INFO L284 TraceCheckUtils]: 18: Hoare quadruple {5511#true} {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #55#return; {5957#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:30,161 INFO L290 TraceCheckUtils]: 19: Hoare triple {5957#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {5957#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:30,161 INFO L290 TraceCheckUtils]: 20: Hoare triple {5957#(<= 2 |fibo1_#in~n|)} assume true; {5957#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:30,162 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {5957#(<= 2 |fibo1_#in~n|)} {5919#(= fibo2_~n |fibo2_#in~n|)} #49#return; {5938#(and (<= 3 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:30,162 INFO L290 TraceCheckUtils]: 22: Hoare triple {5938#(and (<= 3 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {5938#(and (<= 3 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:30,163 INFO L272 TraceCheckUtils]: 23: Hoare triple {5938#(and (<= 3 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret7 := fibo1(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,163 INFO L290 TraceCheckUtils]: 24: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,163 INFO L290 TraceCheckUtils]: 25: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,163 INFO L290 TraceCheckUtils]: 26: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,163 INFO L290 TraceCheckUtils]: 27: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,164 INFO L284 TraceCheckUtils]: 28: Hoare quadruple {5511#true} {5938#(and (<= 3 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #51#return; {5944#(<= 3 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,164 INFO L290 TraceCheckUtils]: 29: Hoare triple {5944#(<= 3 |fibo2_#in~n|)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {5944#(<= 3 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,165 INFO L290 TraceCheckUtils]: 30: Hoare triple {5944#(<= 3 |fibo2_#in~n|)} assume true; {5944#(<= 3 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,165 INFO L284 TraceCheckUtils]: 31: Hoare quadruple {5944#(<= 3 |fibo2_#in~n|)} {5511#true} #53#return; {5913#(<= 4 fibo1_~n)} is VALID [2022-02-20 18:15:30,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-02-20 18:15:30,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:30,184 INFO L290 TraceCheckUtils]: 0: Hoare triple {5511#true} ~n := #in~n; {5919#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,185 INFO L290 TraceCheckUtils]: 1: Hoare triple {5919#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5919#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,185 INFO L290 TraceCheckUtils]: 2: Hoare triple {5919#(= fibo2_~n |fibo2_#in~n|)} assume 1 == ~n;#res := 1; {5958#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:30,186 INFO L290 TraceCheckUtils]: 3: Hoare triple {5958#(<= |fibo2_#in~n| 1)} assume true; {5958#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:30,187 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {5958#(<= |fibo2_#in~n| 1)} {5913#(<= 4 fibo1_~n)} #55#return; {5512#false} is VALID [2022-02-20 18:15:30,187 INFO L290 TraceCheckUtils]: 0: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,187 INFO L290 TraceCheckUtils]: 1: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,187 INFO L290 TraceCheckUtils]: 2: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:30,187 INFO L272 TraceCheckUtils]: 3: Hoare triple {5511#true} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,188 INFO L290 TraceCheckUtils]: 4: Hoare triple {5511#true} ~n := #in~n; {5919#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,188 INFO L290 TraceCheckUtils]: 5: Hoare triple {5919#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5919#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,188 INFO L290 TraceCheckUtils]: 6: Hoare triple {5919#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {5919#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,189 INFO L272 TraceCheckUtils]: 7: Hoare triple {5919#(= fibo2_~n |fibo2_#in~n|)} call #t~ret6 := fibo1(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,189 INFO L290 TraceCheckUtils]: 8: Hoare triple {5511#true} ~n := #in~n; {5945#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:30,189 INFO L290 TraceCheckUtils]: 9: Hoare triple {5945#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5946#(and (= fibo1_~n |fibo1_#in~n|) (< 0 fibo1_~n))} is VALID [2022-02-20 18:15:30,190 INFO L290 TraceCheckUtils]: 10: Hoare triple {5946#(and (= fibo1_~n |fibo1_#in~n|) (< 0 fibo1_~n))} assume !(1 == ~n); {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:30,190 INFO L272 TraceCheckUtils]: 11: Hoare triple {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,190 INFO L290 TraceCheckUtils]: 12: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,190 INFO L290 TraceCheckUtils]: 13: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,191 INFO L290 TraceCheckUtils]: 14: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,191 INFO L290 TraceCheckUtils]: 15: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,191 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {5511#true} {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #53#return; {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:30,192 INFO L290 TraceCheckUtils]: 17: Hoare triple {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:30,192 INFO L272 TraceCheckUtils]: 18: Hoare triple {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,192 INFO L290 TraceCheckUtils]: 19: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,192 INFO L290 TraceCheckUtils]: 20: Hoare triple {5511#true} assume ~n < 1;#res := 0; {5511#true} is VALID [2022-02-20 18:15:30,193 INFO L290 TraceCheckUtils]: 21: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,193 INFO L284 TraceCheckUtils]: 22: Hoare quadruple {5511#true} {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #55#return; {5957#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:30,194 INFO L290 TraceCheckUtils]: 23: Hoare triple {5957#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {5957#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:30,194 INFO L290 TraceCheckUtils]: 24: Hoare triple {5957#(<= 2 |fibo1_#in~n|)} assume true; {5957#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:30,195 INFO L284 TraceCheckUtils]: 25: Hoare quadruple {5957#(<= 2 |fibo1_#in~n|)} {5919#(= fibo2_~n |fibo2_#in~n|)} #49#return; {5938#(and (<= 3 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:30,195 INFO L290 TraceCheckUtils]: 26: Hoare triple {5938#(and (<= 3 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {5938#(and (<= 3 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:30,196 INFO L272 TraceCheckUtils]: 27: Hoare triple {5938#(and (<= 3 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret7 := fibo1(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,196 INFO L290 TraceCheckUtils]: 28: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,196 INFO L290 TraceCheckUtils]: 29: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,196 INFO L290 TraceCheckUtils]: 30: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,196 INFO L290 TraceCheckUtils]: 31: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,197 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {5511#true} {5938#(and (<= 3 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #51#return; {5944#(<= 3 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,197 INFO L290 TraceCheckUtils]: 33: Hoare triple {5944#(<= 3 |fibo2_#in~n|)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {5944#(<= 3 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,198 INFO L290 TraceCheckUtils]: 34: Hoare triple {5944#(<= 3 |fibo2_#in~n|)} assume true; {5944#(<= 3 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,198 INFO L284 TraceCheckUtils]: 35: Hoare quadruple {5944#(<= 3 |fibo2_#in~n|)} {5511#true} #53#return; {5913#(<= 4 fibo1_~n)} is VALID [2022-02-20 18:15:30,199 INFO L290 TraceCheckUtils]: 36: Hoare triple {5913#(<= 4 fibo1_~n)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {5913#(<= 4 fibo1_~n)} is VALID [2022-02-20 18:15:30,199 INFO L272 TraceCheckUtils]: 37: Hoare triple {5913#(<= 4 fibo1_~n)} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,199 INFO L290 TraceCheckUtils]: 38: Hoare triple {5511#true} ~n := #in~n; {5919#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,200 INFO L290 TraceCheckUtils]: 39: Hoare triple {5919#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5919#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,200 INFO L290 TraceCheckUtils]: 40: Hoare triple {5919#(= fibo2_~n |fibo2_#in~n|)} assume 1 == ~n;#res := 1; {5958#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:30,200 INFO L290 TraceCheckUtils]: 41: Hoare triple {5958#(<= |fibo2_#in~n| 1)} assume true; {5958#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:30,201 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {5958#(<= |fibo2_#in~n| 1)} {5913#(<= 4 fibo1_~n)} #55#return; {5512#false} is VALID [2022-02-20 18:15:30,201 INFO L290 TraceCheckUtils]: 43: Hoare triple {5512#false} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {5512#false} is VALID [2022-02-20 18:15:30,201 INFO L290 TraceCheckUtils]: 44: Hoare triple {5512#false} assume true; {5512#false} is VALID [2022-02-20 18:15:30,201 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {5512#false} {5511#true} #49#return; {5512#false} is VALID [2022-02-20 18:15:30,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-02-20 18:15:30,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:30,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:30,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:30,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:30,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:30,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:30,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:30,240 INFO L290 TraceCheckUtils]: 0: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,240 INFO L290 TraceCheckUtils]: 1: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,240 INFO L290 TraceCheckUtils]: 2: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,241 INFO L290 TraceCheckUtils]: 3: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,241 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {5511#true} {5511#true} #53#return; {5511#true} is VALID [2022-02-20 18:15:30,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-02-20 18:15:30,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:30,244 INFO L290 TraceCheckUtils]: 0: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,244 INFO L290 TraceCheckUtils]: 1: Hoare triple {5511#true} assume ~n < 1;#res := 0; {5511#true} is VALID [2022-02-20 18:15:30,244 INFO L290 TraceCheckUtils]: 2: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,244 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {5511#true} {5511#true} #55#return; {5511#true} is VALID [2022-02-20 18:15:30,245 INFO L290 TraceCheckUtils]: 0: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,245 INFO L290 TraceCheckUtils]: 1: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,245 INFO L290 TraceCheckUtils]: 2: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:30,245 INFO L272 TraceCheckUtils]: 3: Hoare triple {5511#true} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,245 INFO L290 TraceCheckUtils]: 4: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,245 INFO L290 TraceCheckUtils]: 5: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,246 INFO L290 TraceCheckUtils]: 6: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,246 INFO L290 TraceCheckUtils]: 7: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,246 INFO L284 TraceCheckUtils]: 8: Hoare quadruple {5511#true} {5511#true} #53#return; {5511#true} is VALID [2022-02-20 18:15:30,246 INFO L290 TraceCheckUtils]: 9: Hoare triple {5511#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {5511#true} is VALID [2022-02-20 18:15:30,246 INFO L272 TraceCheckUtils]: 10: Hoare triple {5511#true} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,246 INFO L290 TraceCheckUtils]: 11: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,247 INFO L290 TraceCheckUtils]: 12: Hoare triple {5511#true} assume ~n < 1;#res := 0; {5511#true} is VALID [2022-02-20 18:15:30,247 INFO L290 TraceCheckUtils]: 13: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,247 INFO L284 TraceCheckUtils]: 14: Hoare quadruple {5511#true} {5511#true} #55#return; {5511#true} is VALID [2022-02-20 18:15:30,247 INFO L290 TraceCheckUtils]: 15: Hoare triple {5511#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {5511#true} is VALID [2022-02-20 18:15:30,247 INFO L290 TraceCheckUtils]: 16: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,248 INFO L284 TraceCheckUtils]: 17: Hoare quadruple {5511#true} {5511#true} #49#return; {5511#true} is VALID [2022-02-20 18:15:30,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-02-20 18:15:30,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:30,252 INFO L290 TraceCheckUtils]: 0: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,252 INFO L290 TraceCheckUtils]: 1: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,252 INFO L290 TraceCheckUtils]: 2: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,252 INFO L290 TraceCheckUtils]: 3: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,252 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {5511#true} {5511#true} #51#return; {5511#true} is VALID [2022-02-20 18:15:30,253 INFO L290 TraceCheckUtils]: 0: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,253 INFO L290 TraceCheckUtils]: 1: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,253 INFO L290 TraceCheckUtils]: 2: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:30,253 INFO L272 TraceCheckUtils]: 3: Hoare triple {5511#true} call #t~ret6 := fibo1(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,253 INFO L290 TraceCheckUtils]: 4: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,253 INFO L290 TraceCheckUtils]: 5: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,253 INFO L290 TraceCheckUtils]: 6: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:30,254 INFO L272 TraceCheckUtils]: 7: Hoare triple {5511#true} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,254 INFO L290 TraceCheckUtils]: 8: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,254 INFO L290 TraceCheckUtils]: 9: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,254 INFO L290 TraceCheckUtils]: 10: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,254 INFO L290 TraceCheckUtils]: 11: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,254 INFO L284 TraceCheckUtils]: 12: Hoare quadruple {5511#true} {5511#true} #53#return; {5511#true} is VALID [2022-02-20 18:15:30,255 INFO L290 TraceCheckUtils]: 13: Hoare triple {5511#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {5511#true} is VALID [2022-02-20 18:15:30,255 INFO L272 TraceCheckUtils]: 14: Hoare triple {5511#true} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,255 INFO L290 TraceCheckUtils]: 15: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,255 INFO L290 TraceCheckUtils]: 16: Hoare triple {5511#true} assume ~n < 1;#res := 0; {5511#true} is VALID [2022-02-20 18:15:30,255 INFO L290 TraceCheckUtils]: 17: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,255 INFO L284 TraceCheckUtils]: 18: Hoare quadruple {5511#true} {5511#true} #55#return; {5511#true} is VALID [2022-02-20 18:15:30,256 INFO L290 TraceCheckUtils]: 19: Hoare triple {5511#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {5511#true} is VALID [2022-02-20 18:15:30,256 INFO L290 TraceCheckUtils]: 20: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,256 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {5511#true} {5511#true} #49#return; {5511#true} is VALID [2022-02-20 18:15:30,256 INFO L290 TraceCheckUtils]: 22: Hoare triple {5511#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {5511#true} is VALID [2022-02-20 18:15:30,256 INFO L272 TraceCheckUtils]: 23: Hoare triple {5511#true} call #t~ret7 := fibo1(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,256 INFO L290 TraceCheckUtils]: 24: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,257 INFO L290 TraceCheckUtils]: 25: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,257 INFO L290 TraceCheckUtils]: 26: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,257 INFO L290 TraceCheckUtils]: 27: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,257 INFO L284 TraceCheckUtils]: 28: Hoare quadruple {5511#true} {5511#true} #51#return; {5511#true} is VALID [2022-02-20 18:15:30,257 INFO L290 TraceCheckUtils]: 29: Hoare triple {5511#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {5511#true} is VALID [2022-02-20 18:15:30,257 INFO L290 TraceCheckUtils]: 30: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,258 INFO L284 TraceCheckUtils]: 31: Hoare quadruple {5511#true} {5511#true} #53#return; {5511#true} is VALID [2022-02-20 18:15:30,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-02-20 18:15:30,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:30,262 INFO L290 TraceCheckUtils]: 0: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,262 INFO L290 TraceCheckUtils]: 1: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,263 INFO L290 TraceCheckUtils]: 2: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,263 INFO L290 TraceCheckUtils]: 3: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,263 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {5511#true} {5511#true} #55#return; {5511#true} is VALID [2022-02-20 18:15:30,263 INFO L290 TraceCheckUtils]: 0: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,263 INFO L290 TraceCheckUtils]: 1: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,263 INFO L290 TraceCheckUtils]: 2: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:30,264 INFO L272 TraceCheckUtils]: 3: Hoare triple {5511#true} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,264 INFO L290 TraceCheckUtils]: 4: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,264 INFO L290 TraceCheckUtils]: 5: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,264 INFO L290 TraceCheckUtils]: 6: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:30,264 INFO L272 TraceCheckUtils]: 7: Hoare triple {5511#true} call #t~ret6 := fibo1(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,264 INFO L290 TraceCheckUtils]: 8: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,265 INFO L290 TraceCheckUtils]: 9: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,265 INFO L290 TraceCheckUtils]: 10: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:30,265 INFO L272 TraceCheckUtils]: 11: Hoare triple {5511#true} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,265 INFO L290 TraceCheckUtils]: 12: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,265 INFO L290 TraceCheckUtils]: 13: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,265 INFO L290 TraceCheckUtils]: 14: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,266 INFO L290 TraceCheckUtils]: 15: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,266 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {5511#true} {5511#true} #53#return; {5511#true} is VALID [2022-02-20 18:15:30,266 INFO L290 TraceCheckUtils]: 17: Hoare triple {5511#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {5511#true} is VALID [2022-02-20 18:15:30,266 INFO L272 TraceCheckUtils]: 18: Hoare triple {5511#true} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,266 INFO L290 TraceCheckUtils]: 19: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,266 INFO L290 TraceCheckUtils]: 20: Hoare triple {5511#true} assume ~n < 1;#res := 0; {5511#true} is VALID [2022-02-20 18:15:30,267 INFO L290 TraceCheckUtils]: 21: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,267 INFO L284 TraceCheckUtils]: 22: Hoare quadruple {5511#true} {5511#true} #55#return; {5511#true} is VALID [2022-02-20 18:15:30,267 INFO L290 TraceCheckUtils]: 23: Hoare triple {5511#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {5511#true} is VALID [2022-02-20 18:15:30,267 INFO L290 TraceCheckUtils]: 24: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,268 INFO L284 TraceCheckUtils]: 25: Hoare quadruple {5511#true} {5511#true} #49#return; {5511#true} is VALID [2022-02-20 18:15:30,268 INFO L290 TraceCheckUtils]: 26: Hoare triple {5511#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {5511#true} is VALID [2022-02-20 18:15:30,268 INFO L272 TraceCheckUtils]: 27: Hoare triple {5511#true} call #t~ret7 := fibo1(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,269 INFO L290 TraceCheckUtils]: 28: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,269 INFO L290 TraceCheckUtils]: 29: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,269 INFO L290 TraceCheckUtils]: 30: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,269 INFO L290 TraceCheckUtils]: 31: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,269 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {5511#true} {5511#true} #51#return; {5511#true} is VALID [2022-02-20 18:15:30,269 INFO L290 TraceCheckUtils]: 33: Hoare triple {5511#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {5511#true} is VALID [2022-02-20 18:15:30,270 INFO L290 TraceCheckUtils]: 34: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,270 INFO L284 TraceCheckUtils]: 35: Hoare quadruple {5511#true} {5511#true} #53#return; {5511#true} is VALID [2022-02-20 18:15:30,270 INFO L290 TraceCheckUtils]: 36: Hoare triple {5511#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {5511#true} is VALID [2022-02-20 18:15:30,270 INFO L272 TraceCheckUtils]: 37: Hoare triple {5511#true} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,270 INFO L290 TraceCheckUtils]: 38: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,270 INFO L290 TraceCheckUtils]: 39: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,270 INFO L290 TraceCheckUtils]: 40: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,271 INFO L290 TraceCheckUtils]: 41: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,271 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {5511#true} {5511#true} #55#return; {5511#true} is VALID [2022-02-20 18:15:30,271 INFO L290 TraceCheckUtils]: 43: Hoare triple {5511#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {5511#true} is VALID [2022-02-20 18:15:30,271 INFO L290 TraceCheckUtils]: 44: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,271 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {5511#true} {5512#false} #51#return; {5512#false} is VALID [2022-02-20 18:15:30,272 INFO L290 TraceCheckUtils]: 0: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,272 INFO L290 TraceCheckUtils]: 1: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,272 INFO L290 TraceCheckUtils]: 2: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:30,272 INFO L272 TraceCheckUtils]: 3: Hoare triple {5511#true} call #t~ret6 := fibo1(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,272 INFO L290 TraceCheckUtils]: 4: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,272 INFO L290 TraceCheckUtils]: 5: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,273 INFO L290 TraceCheckUtils]: 6: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:30,273 INFO L272 TraceCheckUtils]: 7: Hoare triple {5511#true} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,273 INFO L290 TraceCheckUtils]: 8: Hoare triple {5511#true} ~n := #in~n; {5919#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,274 INFO L290 TraceCheckUtils]: 9: Hoare triple {5919#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5919#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,274 INFO L290 TraceCheckUtils]: 10: Hoare triple {5919#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {5919#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,274 INFO L272 TraceCheckUtils]: 11: Hoare triple {5919#(= fibo2_~n |fibo2_#in~n|)} call #t~ret6 := fibo1(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,274 INFO L290 TraceCheckUtils]: 12: Hoare triple {5511#true} ~n := #in~n; {5945#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:30,275 INFO L290 TraceCheckUtils]: 13: Hoare triple {5945#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5946#(and (= fibo1_~n |fibo1_#in~n|) (< 0 fibo1_~n))} is VALID [2022-02-20 18:15:30,275 INFO L290 TraceCheckUtils]: 14: Hoare triple {5946#(and (= fibo1_~n |fibo1_#in~n|) (< 0 fibo1_~n))} assume !(1 == ~n); {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:30,276 INFO L272 TraceCheckUtils]: 15: Hoare triple {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,276 INFO L290 TraceCheckUtils]: 16: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,276 INFO L290 TraceCheckUtils]: 17: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,276 INFO L290 TraceCheckUtils]: 18: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,276 INFO L290 TraceCheckUtils]: 19: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,277 INFO L284 TraceCheckUtils]: 20: Hoare quadruple {5511#true} {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #53#return; {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:30,277 INFO L290 TraceCheckUtils]: 21: Hoare triple {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:30,278 INFO L272 TraceCheckUtils]: 22: Hoare triple {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,278 INFO L290 TraceCheckUtils]: 23: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,278 INFO L290 TraceCheckUtils]: 24: Hoare triple {5511#true} assume ~n < 1;#res := 0; {5511#true} is VALID [2022-02-20 18:15:30,278 INFO L290 TraceCheckUtils]: 25: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,279 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {5511#true} {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #55#return; {5957#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:30,279 INFO L290 TraceCheckUtils]: 27: Hoare triple {5957#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {5957#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:30,279 INFO L290 TraceCheckUtils]: 28: Hoare triple {5957#(<= 2 |fibo1_#in~n|)} assume true; {5957#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:30,280 INFO L284 TraceCheckUtils]: 29: Hoare quadruple {5957#(<= 2 |fibo1_#in~n|)} {5919#(= fibo2_~n |fibo2_#in~n|)} #49#return; {5938#(and (<= 3 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:30,281 INFO L290 TraceCheckUtils]: 30: Hoare triple {5938#(and (<= 3 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {5938#(and (<= 3 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:30,281 INFO L272 TraceCheckUtils]: 31: Hoare triple {5938#(and (<= 3 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret7 := fibo1(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,281 INFO L290 TraceCheckUtils]: 32: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,281 INFO L290 TraceCheckUtils]: 33: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,281 INFO L290 TraceCheckUtils]: 34: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,281 INFO L290 TraceCheckUtils]: 35: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,282 INFO L284 TraceCheckUtils]: 36: Hoare quadruple {5511#true} {5938#(and (<= 3 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #51#return; {5944#(<= 3 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,282 INFO L290 TraceCheckUtils]: 37: Hoare triple {5944#(<= 3 |fibo2_#in~n|)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {5944#(<= 3 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,283 INFO L290 TraceCheckUtils]: 38: Hoare triple {5944#(<= 3 |fibo2_#in~n|)} assume true; {5944#(<= 3 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,284 INFO L284 TraceCheckUtils]: 39: Hoare quadruple {5944#(<= 3 |fibo2_#in~n|)} {5511#true} #53#return; {5913#(<= 4 fibo1_~n)} is VALID [2022-02-20 18:15:30,284 INFO L290 TraceCheckUtils]: 40: Hoare triple {5913#(<= 4 fibo1_~n)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {5913#(<= 4 fibo1_~n)} is VALID [2022-02-20 18:15:30,284 INFO L272 TraceCheckUtils]: 41: Hoare triple {5913#(<= 4 fibo1_~n)} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,284 INFO L290 TraceCheckUtils]: 42: Hoare triple {5511#true} ~n := #in~n; {5919#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,285 INFO L290 TraceCheckUtils]: 43: Hoare triple {5919#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5919#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,285 INFO L290 TraceCheckUtils]: 44: Hoare triple {5919#(= fibo2_~n |fibo2_#in~n|)} assume 1 == ~n;#res := 1; {5958#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:30,285 INFO L290 TraceCheckUtils]: 45: Hoare triple {5958#(<= |fibo2_#in~n| 1)} assume true; {5958#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:30,286 INFO L284 TraceCheckUtils]: 46: Hoare quadruple {5958#(<= |fibo2_#in~n| 1)} {5913#(<= 4 fibo1_~n)} #55#return; {5512#false} is VALID [2022-02-20 18:15:30,286 INFO L290 TraceCheckUtils]: 47: Hoare triple {5512#false} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {5512#false} is VALID [2022-02-20 18:15:30,286 INFO L290 TraceCheckUtils]: 48: Hoare triple {5512#false} assume true; {5512#false} is VALID [2022-02-20 18:15:30,287 INFO L284 TraceCheckUtils]: 49: Hoare quadruple {5512#false} {5511#true} #49#return; {5512#false} is VALID [2022-02-20 18:15:30,287 INFO L290 TraceCheckUtils]: 50: Hoare triple {5512#false} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {5512#false} is VALID [2022-02-20 18:15:30,287 INFO L272 TraceCheckUtils]: 51: Hoare triple {5512#false} call #t~ret7 := fibo1(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,287 INFO L290 TraceCheckUtils]: 52: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,287 INFO L290 TraceCheckUtils]: 53: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,287 INFO L290 TraceCheckUtils]: 54: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:30,288 INFO L272 TraceCheckUtils]: 55: Hoare triple {5511#true} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,288 INFO L290 TraceCheckUtils]: 56: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,288 INFO L290 TraceCheckUtils]: 57: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,288 INFO L290 TraceCheckUtils]: 58: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:30,288 INFO L272 TraceCheckUtils]: 59: Hoare triple {5511#true} call #t~ret6 := fibo1(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,288 INFO L290 TraceCheckUtils]: 60: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,288 INFO L290 TraceCheckUtils]: 61: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,289 INFO L290 TraceCheckUtils]: 62: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:30,289 INFO L272 TraceCheckUtils]: 63: Hoare triple {5511#true} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,289 INFO L290 TraceCheckUtils]: 64: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,289 INFO L290 TraceCheckUtils]: 65: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,289 INFO L290 TraceCheckUtils]: 66: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,289 INFO L290 TraceCheckUtils]: 67: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,289 INFO L284 TraceCheckUtils]: 68: Hoare quadruple {5511#true} {5511#true} #53#return; {5511#true} is VALID [2022-02-20 18:15:30,290 INFO L290 TraceCheckUtils]: 69: Hoare triple {5511#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {5511#true} is VALID [2022-02-20 18:15:30,290 INFO L272 TraceCheckUtils]: 70: Hoare triple {5511#true} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,290 INFO L290 TraceCheckUtils]: 71: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,290 INFO L290 TraceCheckUtils]: 72: Hoare triple {5511#true} assume ~n < 1;#res := 0; {5511#true} is VALID [2022-02-20 18:15:30,290 INFO L290 TraceCheckUtils]: 73: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,290 INFO L284 TraceCheckUtils]: 74: Hoare quadruple {5511#true} {5511#true} #55#return; {5511#true} is VALID [2022-02-20 18:15:30,291 INFO L290 TraceCheckUtils]: 75: Hoare triple {5511#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {5511#true} is VALID [2022-02-20 18:15:30,291 INFO L290 TraceCheckUtils]: 76: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,291 INFO L284 TraceCheckUtils]: 77: Hoare quadruple {5511#true} {5511#true} #49#return; {5511#true} is VALID [2022-02-20 18:15:30,291 INFO L290 TraceCheckUtils]: 78: Hoare triple {5511#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {5511#true} is VALID [2022-02-20 18:15:30,291 INFO L272 TraceCheckUtils]: 79: Hoare triple {5511#true} call #t~ret7 := fibo1(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,291 INFO L290 TraceCheckUtils]: 80: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,291 INFO L290 TraceCheckUtils]: 81: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,292 INFO L290 TraceCheckUtils]: 82: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,292 INFO L290 TraceCheckUtils]: 83: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,292 INFO L284 TraceCheckUtils]: 84: Hoare quadruple {5511#true} {5511#true} #51#return; {5511#true} is VALID [2022-02-20 18:15:30,292 INFO L290 TraceCheckUtils]: 85: Hoare triple {5511#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {5511#true} is VALID [2022-02-20 18:15:30,292 INFO L290 TraceCheckUtils]: 86: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,292 INFO L284 TraceCheckUtils]: 87: Hoare quadruple {5511#true} {5511#true} #53#return; {5511#true} is VALID [2022-02-20 18:15:30,293 INFO L290 TraceCheckUtils]: 88: Hoare triple {5511#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {5511#true} is VALID [2022-02-20 18:15:30,293 INFO L272 TraceCheckUtils]: 89: Hoare triple {5511#true} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,293 INFO L290 TraceCheckUtils]: 90: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,293 INFO L290 TraceCheckUtils]: 91: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,293 INFO L290 TraceCheckUtils]: 92: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,293 INFO L290 TraceCheckUtils]: 93: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,293 INFO L284 TraceCheckUtils]: 94: Hoare quadruple {5511#true} {5511#true} #55#return; {5511#true} is VALID [2022-02-20 18:15:30,294 INFO L290 TraceCheckUtils]: 95: Hoare triple {5511#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {5511#true} is VALID [2022-02-20 18:15:30,294 INFO L290 TraceCheckUtils]: 96: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,294 INFO L284 TraceCheckUtils]: 97: Hoare quadruple {5511#true} {5512#false} #51#return; {5512#false} is VALID [2022-02-20 18:15:30,294 INFO L290 TraceCheckUtils]: 98: Hoare triple {5512#false} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {5512#false} is VALID [2022-02-20 18:15:30,294 INFO L290 TraceCheckUtils]: 99: Hoare triple {5512#false} assume true; {5512#false} is VALID [2022-02-20 18:15:30,294 INFO L284 TraceCheckUtils]: 100: Hoare quadruple {5512#false} {5511#true} #53#return; {5512#false} is VALID [2022-02-20 18:15:30,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-02-20 18:15:30,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:30,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:30,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:30,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:30,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:30,318 INFO L290 TraceCheckUtils]: 0: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,319 INFO L290 TraceCheckUtils]: 1: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,319 INFO L290 TraceCheckUtils]: 2: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,319 INFO L290 TraceCheckUtils]: 3: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,319 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {5511#true} {5511#true} #53#return; {5511#true} is VALID [2022-02-20 18:15:30,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-02-20 18:15:30,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:30,324 INFO L290 TraceCheckUtils]: 0: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,324 INFO L290 TraceCheckUtils]: 1: Hoare triple {5511#true} assume ~n < 1;#res := 0; {5511#true} is VALID [2022-02-20 18:15:30,324 INFO L290 TraceCheckUtils]: 2: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,325 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {5511#true} {5511#true} #55#return; {5511#true} is VALID [2022-02-20 18:15:30,325 INFO L290 TraceCheckUtils]: 0: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,325 INFO L290 TraceCheckUtils]: 1: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,325 INFO L290 TraceCheckUtils]: 2: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:30,325 INFO L272 TraceCheckUtils]: 3: Hoare triple {5511#true} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,326 INFO L290 TraceCheckUtils]: 4: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,326 INFO L290 TraceCheckUtils]: 5: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,326 INFO L290 TraceCheckUtils]: 6: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,326 INFO L290 TraceCheckUtils]: 7: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,326 INFO L284 TraceCheckUtils]: 8: Hoare quadruple {5511#true} {5511#true} #53#return; {5511#true} is VALID [2022-02-20 18:15:30,326 INFO L290 TraceCheckUtils]: 9: Hoare triple {5511#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {5511#true} is VALID [2022-02-20 18:15:30,326 INFO L272 TraceCheckUtils]: 10: Hoare triple {5511#true} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,327 INFO L290 TraceCheckUtils]: 11: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,327 INFO L290 TraceCheckUtils]: 12: Hoare triple {5511#true} assume ~n < 1;#res := 0; {5511#true} is VALID [2022-02-20 18:15:30,327 INFO L290 TraceCheckUtils]: 13: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,327 INFO L284 TraceCheckUtils]: 14: Hoare quadruple {5511#true} {5511#true} #55#return; {5511#true} is VALID [2022-02-20 18:15:30,327 INFO L290 TraceCheckUtils]: 15: Hoare triple {5511#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {5511#true} is VALID [2022-02-20 18:15:30,327 INFO L290 TraceCheckUtils]: 16: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,328 INFO L284 TraceCheckUtils]: 17: Hoare quadruple {5511#true} {5511#true} #49#return; {5511#true} is VALID [2022-02-20 18:15:30,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-02-20 18:15:30,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:30,335 INFO L290 TraceCheckUtils]: 0: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,336 INFO L290 TraceCheckUtils]: 1: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,336 INFO L290 TraceCheckUtils]: 2: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,336 INFO L290 TraceCheckUtils]: 3: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,336 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {5511#true} {5511#true} #51#return; {5511#true} is VALID [2022-02-20 18:15:30,336 INFO L290 TraceCheckUtils]: 0: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,336 INFO L290 TraceCheckUtils]: 1: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,337 INFO L290 TraceCheckUtils]: 2: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:30,337 INFO L272 TraceCheckUtils]: 3: Hoare triple {5511#true} call #t~ret6 := fibo1(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,337 INFO L290 TraceCheckUtils]: 4: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,337 INFO L290 TraceCheckUtils]: 5: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,337 INFO L290 TraceCheckUtils]: 6: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:30,337 INFO L272 TraceCheckUtils]: 7: Hoare triple {5511#true} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,337 INFO L290 TraceCheckUtils]: 8: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,338 INFO L290 TraceCheckUtils]: 9: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,338 INFO L290 TraceCheckUtils]: 10: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,338 INFO L290 TraceCheckUtils]: 11: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,338 INFO L284 TraceCheckUtils]: 12: Hoare quadruple {5511#true} {5511#true} #53#return; {5511#true} is VALID [2022-02-20 18:15:30,338 INFO L290 TraceCheckUtils]: 13: Hoare triple {5511#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {5511#true} is VALID [2022-02-20 18:15:30,338 INFO L272 TraceCheckUtils]: 14: Hoare triple {5511#true} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,338 INFO L290 TraceCheckUtils]: 15: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,339 INFO L290 TraceCheckUtils]: 16: Hoare triple {5511#true} assume ~n < 1;#res := 0; {5511#true} is VALID [2022-02-20 18:15:30,339 INFO L290 TraceCheckUtils]: 17: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,339 INFO L284 TraceCheckUtils]: 18: Hoare quadruple {5511#true} {5511#true} #55#return; {5511#true} is VALID [2022-02-20 18:15:30,339 INFO L290 TraceCheckUtils]: 19: Hoare triple {5511#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {5511#true} is VALID [2022-02-20 18:15:30,339 INFO L290 TraceCheckUtils]: 20: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,339 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {5511#true} {5511#true} #49#return; {5511#true} is VALID [2022-02-20 18:15:30,340 INFO L290 TraceCheckUtils]: 22: Hoare triple {5511#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {5511#true} is VALID [2022-02-20 18:15:30,340 INFO L272 TraceCheckUtils]: 23: Hoare triple {5511#true} call #t~ret7 := fibo1(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,340 INFO L290 TraceCheckUtils]: 24: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,340 INFO L290 TraceCheckUtils]: 25: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,340 INFO L290 TraceCheckUtils]: 26: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,340 INFO L290 TraceCheckUtils]: 27: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,341 INFO L284 TraceCheckUtils]: 28: Hoare quadruple {5511#true} {5511#true} #51#return; {5511#true} is VALID [2022-02-20 18:15:30,341 INFO L290 TraceCheckUtils]: 29: Hoare triple {5511#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {5511#true} is VALID [2022-02-20 18:15:30,341 INFO L290 TraceCheckUtils]: 30: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,341 INFO L284 TraceCheckUtils]: 31: Hoare quadruple {5511#true} {5512#false} #55#return; {5512#false} is VALID [2022-02-20 18:15:30,342 INFO L290 TraceCheckUtils]: 0: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,343 INFO L290 TraceCheckUtils]: 1: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,343 INFO L290 TraceCheckUtils]: 2: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:30,343 INFO L272 TraceCheckUtils]: 3: Hoare triple {5511#true} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,343 INFO L290 TraceCheckUtils]: 4: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,343 INFO L290 TraceCheckUtils]: 5: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,343 INFO L290 TraceCheckUtils]: 6: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:30,343 INFO L272 TraceCheckUtils]: 7: Hoare triple {5511#true} call #t~ret6 := fibo1(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,344 INFO L290 TraceCheckUtils]: 8: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,344 INFO L290 TraceCheckUtils]: 9: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,344 INFO L290 TraceCheckUtils]: 10: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:30,344 INFO L272 TraceCheckUtils]: 11: Hoare triple {5511#true} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,345 INFO L290 TraceCheckUtils]: 12: Hoare triple {5511#true} ~n := #in~n; {5919#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,345 INFO L290 TraceCheckUtils]: 13: Hoare triple {5919#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5919#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,345 INFO L290 TraceCheckUtils]: 14: Hoare triple {5919#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {5919#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,345 INFO L272 TraceCheckUtils]: 15: Hoare triple {5919#(= fibo2_~n |fibo2_#in~n|)} call #t~ret6 := fibo1(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,346 INFO L290 TraceCheckUtils]: 16: Hoare triple {5511#true} ~n := #in~n; {5945#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:30,346 INFO L290 TraceCheckUtils]: 17: Hoare triple {5945#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5946#(and (= fibo1_~n |fibo1_#in~n|) (< 0 fibo1_~n))} is VALID [2022-02-20 18:15:30,347 INFO L290 TraceCheckUtils]: 18: Hoare triple {5946#(and (= fibo1_~n |fibo1_#in~n|) (< 0 fibo1_~n))} assume !(1 == ~n); {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:30,347 INFO L272 TraceCheckUtils]: 19: Hoare triple {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,347 INFO L290 TraceCheckUtils]: 20: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,347 INFO L290 TraceCheckUtils]: 21: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,347 INFO L290 TraceCheckUtils]: 22: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,348 INFO L290 TraceCheckUtils]: 23: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,348 INFO L284 TraceCheckUtils]: 24: Hoare quadruple {5511#true} {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #53#return; {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:30,349 INFO L290 TraceCheckUtils]: 25: Hoare triple {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:30,349 INFO L272 TraceCheckUtils]: 26: Hoare triple {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,349 INFO L290 TraceCheckUtils]: 27: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,349 INFO L290 TraceCheckUtils]: 28: Hoare triple {5511#true} assume ~n < 1;#res := 0; {5511#true} is VALID [2022-02-20 18:15:30,349 INFO L290 TraceCheckUtils]: 29: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,350 INFO L284 TraceCheckUtils]: 30: Hoare quadruple {5511#true} {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #55#return; {5957#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:30,350 INFO L290 TraceCheckUtils]: 31: Hoare triple {5957#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {5957#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:30,351 INFO L290 TraceCheckUtils]: 32: Hoare triple {5957#(<= 2 |fibo1_#in~n|)} assume true; {5957#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:30,351 INFO L284 TraceCheckUtils]: 33: Hoare quadruple {5957#(<= 2 |fibo1_#in~n|)} {5919#(= fibo2_~n |fibo2_#in~n|)} #49#return; {5938#(and (<= 3 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:30,352 INFO L290 TraceCheckUtils]: 34: Hoare triple {5938#(and (<= 3 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {5938#(and (<= 3 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:30,352 INFO L272 TraceCheckUtils]: 35: Hoare triple {5938#(and (<= 3 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret7 := fibo1(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,352 INFO L290 TraceCheckUtils]: 36: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,352 INFO L290 TraceCheckUtils]: 37: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,352 INFO L290 TraceCheckUtils]: 38: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,353 INFO L290 TraceCheckUtils]: 39: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,353 INFO L284 TraceCheckUtils]: 40: Hoare quadruple {5511#true} {5938#(and (<= 3 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #51#return; {5944#(<= 3 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,354 INFO L290 TraceCheckUtils]: 41: Hoare triple {5944#(<= 3 |fibo2_#in~n|)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {5944#(<= 3 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,354 INFO L290 TraceCheckUtils]: 42: Hoare triple {5944#(<= 3 |fibo2_#in~n|)} assume true; {5944#(<= 3 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,355 INFO L284 TraceCheckUtils]: 43: Hoare quadruple {5944#(<= 3 |fibo2_#in~n|)} {5511#true} #53#return; {5913#(<= 4 fibo1_~n)} is VALID [2022-02-20 18:15:30,355 INFO L290 TraceCheckUtils]: 44: Hoare triple {5913#(<= 4 fibo1_~n)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {5913#(<= 4 fibo1_~n)} is VALID [2022-02-20 18:15:30,355 INFO L272 TraceCheckUtils]: 45: Hoare triple {5913#(<= 4 fibo1_~n)} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,355 INFO L290 TraceCheckUtils]: 46: Hoare triple {5511#true} ~n := #in~n; {5919#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,356 INFO L290 TraceCheckUtils]: 47: Hoare triple {5919#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5919#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,356 INFO L290 TraceCheckUtils]: 48: Hoare triple {5919#(= fibo2_~n |fibo2_#in~n|)} assume 1 == ~n;#res := 1; {5958#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:30,357 INFO L290 TraceCheckUtils]: 49: Hoare triple {5958#(<= |fibo2_#in~n| 1)} assume true; {5958#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:30,357 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {5958#(<= |fibo2_#in~n| 1)} {5913#(<= 4 fibo1_~n)} #55#return; {5512#false} is VALID [2022-02-20 18:15:30,357 INFO L290 TraceCheckUtils]: 51: Hoare triple {5512#false} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {5512#false} is VALID [2022-02-20 18:15:30,358 INFO L290 TraceCheckUtils]: 52: Hoare triple {5512#false} assume true; {5512#false} is VALID [2022-02-20 18:15:30,358 INFO L284 TraceCheckUtils]: 53: Hoare quadruple {5512#false} {5511#true} #49#return; {5512#false} is VALID [2022-02-20 18:15:30,358 INFO L290 TraceCheckUtils]: 54: Hoare triple {5512#false} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {5512#false} is VALID [2022-02-20 18:15:30,358 INFO L272 TraceCheckUtils]: 55: Hoare triple {5512#false} call #t~ret7 := fibo1(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,358 INFO L290 TraceCheckUtils]: 56: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,358 INFO L290 TraceCheckUtils]: 57: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,358 INFO L290 TraceCheckUtils]: 58: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:30,359 INFO L272 TraceCheckUtils]: 59: Hoare triple {5511#true} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,359 INFO L290 TraceCheckUtils]: 60: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,359 INFO L290 TraceCheckUtils]: 61: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,359 INFO L290 TraceCheckUtils]: 62: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:30,359 INFO L272 TraceCheckUtils]: 63: Hoare triple {5511#true} call #t~ret6 := fibo1(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,359 INFO L290 TraceCheckUtils]: 64: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,360 INFO L290 TraceCheckUtils]: 65: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,360 INFO L290 TraceCheckUtils]: 66: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:30,360 INFO L272 TraceCheckUtils]: 67: Hoare triple {5511#true} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,360 INFO L290 TraceCheckUtils]: 68: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,360 INFO L290 TraceCheckUtils]: 69: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,360 INFO L290 TraceCheckUtils]: 70: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,360 INFO L290 TraceCheckUtils]: 71: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,361 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {5511#true} {5511#true} #53#return; {5511#true} is VALID [2022-02-20 18:15:30,361 INFO L290 TraceCheckUtils]: 73: Hoare triple {5511#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {5511#true} is VALID [2022-02-20 18:15:30,361 INFO L272 TraceCheckUtils]: 74: Hoare triple {5511#true} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,361 INFO L290 TraceCheckUtils]: 75: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,361 INFO L290 TraceCheckUtils]: 76: Hoare triple {5511#true} assume ~n < 1;#res := 0; {5511#true} is VALID [2022-02-20 18:15:30,361 INFO L290 TraceCheckUtils]: 77: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,361 INFO L284 TraceCheckUtils]: 78: Hoare quadruple {5511#true} {5511#true} #55#return; {5511#true} is VALID [2022-02-20 18:15:30,362 INFO L290 TraceCheckUtils]: 79: Hoare triple {5511#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {5511#true} is VALID [2022-02-20 18:15:30,362 INFO L290 TraceCheckUtils]: 80: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,362 INFO L284 TraceCheckUtils]: 81: Hoare quadruple {5511#true} {5511#true} #49#return; {5511#true} is VALID [2022-02-20 18:15:30,362 INFO L290 TraceCheckUtils]: 82: Hoare triple {5511#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {5511#true} is VALID [2022-02-20 18:15:30,362 INFO L272 TraceCheckUtils]: 83: Hoare triple {5511#true} call #t~ret7 := fibo1(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,362 INFO L290 TraceCheckUtils]: 84: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,362 INFO L290 TraceCheckUtils]: 85: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,363 INFO L290 TraceCheckUtils]: 86: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,363 INFO L290 TraceCheckUtils]: 87: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,363 INFO L284 TraceCheckUtils]: 88: Hoare quadruple {5511#true} {5511#true} #51#return; {5511#true} is VALID [2022-02-20 18:15:30,363 INFO L290 TraceCheckUtils]: 89: Hoare triple {5511#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {5511#true} is VALID [2022-02-20 18:15:30,363 INFO L290 TraceCheckUtils]: 90: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,363 INFO L284 TraceCheckUtils]: 91: Hoare quadruple {5511#true} {5511#true} #53#return; {5511#true} is VALID [2022-02-20 18:15:30,363 INFO L290 TraceCheckUtils]: 92: Hoare triple {5511#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {5511#true} is VALID [2022-02-20 18:15:30,364 INFO L272 TraceCheckUtils]: 93: Hoare triple {5511#true} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,364 INFO L290 TraceCheckUtils]: 94: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,364 INFO L290 TraceCheckUtils]: 95: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,364 INFO L290 TraceCheckUtils]: 96: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,364 INFO L290 TraceCheckUtils]: 97: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,364 INFO L284 TraceCheckUtils]: 98: Hoare quadruple {5511#true} {5511#true} #55#return; {5511#true} is VALID [2022-02-20 18:15:30,364 INFO L290 TraceCheckUtils]: 99: Hoare triple {5511#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {5511#true} is VALID [2022-02-20 18:15:30,365 INFO L290 TraceCheckUtils]: 100: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,365 INFO L284 TraceCheckUtils]: 101: Hoare quadruple {5511#true} {5512#false} #51#return; {5512#false} is VALID [2022-02-20 18:15:30,365 INFO L290 TraceCheckUtils]: 102: Hoare triple {5512#false} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {5512#false} is VALID [2022-02-20 18:15:30,365 INFO L290 TraceCheckUtils]: 103: Hoare triple {5512#false} assume true; {5512#false} is VALID [2022-02-20 18:15:30,365 INFO L284 TraceCheckUtils]: 104: Hoare quadruple {5512#false} {5511#true} #53#return; {5512#false} is VALID [2022-02-20 18:15:30,365 INFO L290 TraceCheckUtils]: 105: Hoare triple {5512#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {5512#false} is VALID [2022-02-20 18:15:30,366 INFO L272 TraceCheckUtils]: 106: Hoare triple {5512#false} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,366 INFO L290 TraceCheckUtils]: 107: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,366 INFO L290 TraceCheckUtils]: 108: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,366 INFO L290 TraceCheckUtils]: 109: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:30,366 INFO L272 TraceCheckUtils]: 110: Hoare triple {5511#true} call #t~ret6 := fibo1(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,366 INFO L290 TraceCheckUtils]: 111: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,366 INFO L290 TraceCheckUtils]: 112: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,367 INFO L290 TraceCheckUtils]: 113: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:30,367 INFO L272 TraceCheckUtils]: 114: Hoare triple {5511#true} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,367 INFO L290 TraceCheckUtils]: 115: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,367 INFO L290 TraceCheckUtils]: 116: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,367 INFO L290 TraceCheckUtils]: 117: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,367 INFO L290 TraceCheckUtils]: 118: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,367 INFO L284 TraceCheckUtils]: 119: Hoare quadruple {5511#true} {5511#true} #53#return; {5511#true} is VALID [2022-02-20 18:15:30,368 INFO L290 TraceCheckUtils]: 120: Hoare triple {5511#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {5511#true} is VALID [2022-02-20 18:15:30,368 INFO L272 TraceCheckUtils]: 121: Hoare triple {5511#true} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,368 INFO L290 TraceCheckUtils]: 122: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,368 INFO L290 TraceCheckUtils]: 123: Hoare triple {5511#true} assume ~n < 1;#res := 0; {5511#true} is VALID [2022-02-20 18:15:30,368 INFO L290 TraceCheckUtils]: 124: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,368 INFO L284 TraceCheckUtils]: 125: Hoare quadruple {5511#true} {5511#true} #55#return; {5511#true} is VALID [2022-02-20 18:15:30,368 INFO L290 TraceCheckUtils]: 126: Hoare triple {5511#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {5511#true} is VALID [2022-02-20 18:15:30,369 INFO L290 TraceCheckUtils]: 127: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,369 INFO L284 TraceCheckUtils]: 128: Hoare quadruple {5511#true} {5511#true} #49#return; {5511#true} is VALID [2022-02-20 18:15:30,369 INFO L290 TraceCheckUtils]: 129: Hoare triple {5511#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {5511#true} is VALID [2022-02-20 18:15:30,369 INFO L272 TraceCheckUtils]: 130: Hoare triple {5511#true} call #t~ret7 := fibo1(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,369 INFO L290 TraceCheckUtils]: 131: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,369 INFO L290 TraceCheckUtils]: 132: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,369 INFO L290 TraceCheckUtils]: 133: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,370 INFO L290 TraceCheckUtils]: 134: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,370 INFO L284 TraceCheckUtils]: 135: Hoare quadruple {5511#true} {5511#true} #51#return; {5511#true} is VALID [2022-02-20 18:15:30,370 INFO L290 TraceCheckUtils]: 136: Hoare triple {5511#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {5511#true} is VALID [2022-02-20 18:15:30,370 INFO L290 TraceCheckUtils]: 137: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,370 INFO L284 TraceCheckUtils]: 138: Hoare quadruple {5511#true} {5512#false} #55#return; {5512#false} is VALID [2022-02-20 18:15:30,370 INFO L290 TraceCheckUtils]: 139: Hoare triple {5512#false} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {5512#false} is VALID [2022-02-20 18:15:30,371 INFO L290 TraceCheckUtils]: 140: Hoare triple {5512#false} assume true; {5512#false} is VALID [2022-02-20 18:15:30,371 INFO L284 TraceCheckUtils]: 141: Hoare quadruple {5512#false} {5513#(<= 20 |ULTIMATE.start_main_~x~0#1|)} #47#return; {5512#false} is VALID [2022-02-20 18:15:30,371 INFO L290 TraceCheckUtils]: 0: Hoare triple {5511#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); {5511#true} is VALID [2022-02-20 18:15:30,372 INFO L290 TraceCheckUtils]: 1: Hoare triple {5511#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret8#1, main_~x~0#1, main_~result~0#1;main_~x~0#1 := 20; {5513#(<= 20 |ULTIMATE.start_main_~x~0#1|)} is VALID [2022-02-20 18:15:30,372 INFO L272 TraceCheckUtils]: 2: Hoare triple {5513#(<= 20 |ULTIMATE.start_main_~x~0#1|)} call main_#t~ret8#1 := fibo1(main_~x~0#1); {5511#true} is VALID [2022-02-20 18:15:30,372 INFO L290 TraceCheckUtils]: 3: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,372 INFO L290 TraceCheckUtils]: 4: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,372 INFO L290 TraceCheckUtils]: 5: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:30,372 INFO L272 TraceCheckUtils]: 6: Hoare triple {5511#true} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,373 INFO L290 TraceCheckUtils]: 7: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,373 INFO L290 TraceCheckUtils]: 8: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,373 INFO L290 TraceCheckUtils]: 9: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:30,373 INFO L272 TraceCheckUtils]: 10: Hoare triple {5511#true} call #t~ret6 := fibo1(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,373 INFO L290 TraceCheckUtils]: 11: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,373 INFO L290 TraceCheckUtils]: 12: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,373 INFO L290 TraceCheckUtils]: 13: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:30,374 INFO L272 TraceCheckUtils]: 14: Hoare triple {5511#true} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,374 INFO L290 TraceCheckUtils]: 15: Hoare triple {5511#true} ~n := #in~n; {5919#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,374 INFO L290 TraceCheckUtils]: 16: Hoare triple {5919#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5919#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,375 INFO L290 TraceCheckUtils]: 17: Hoare triple {5919#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {5919#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,375 INFO L272 TraceCheckUtils]: 18: Hoare triple {5919#(= fibo2_~n |fibo2_#in~n|)} call #t~ret6 := fibo1(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,375 INFO L290 TraceCheckUtils]: 19: Hoare triple {5511#true} ~n := #in~n; {5945#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:30,376 INFO L290 TraceCheckUtils]: 20: Hoare triple {5945#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5946#(and (= fibo1_~n |fibo1_#in~n|) (< 0 fibo1_~n))} is VALID [2022-02-20 18:15:30,376 INFO L290 TraceCheckUtils]: 21: Hoare triple {5946#(and (= fibo1_~n |fibo1_#in~n|) (< 0 fibo1_~n))} assume !(1 == ~n); {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:30,376 INFO L272 TraceCheckUtils]: 22: Hoare triple {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,376 INFO L290 TraceCheckUtils]: 23: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,377 INFO L290 TraceCheckUtils]: 24: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,377 INFO L290 TraceCheckUtils]: 25: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,377 INFO L290 TraceCheckUtils]: 26: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,377 INFO L284 TraceCheckUtils]: 27: Hoare quadruple {5511#true} {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #53#return; {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:30,378 INFO L290 TraceCheckUtils]: 28: Hoare triple {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:30,378 INFO L272 TraceCheckUtils]: 29: Hoare triple {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,378 INFO L290 TraceCheckUtils]: 30: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,378 INFO L290 TraceCheckUtils]: 31: Hoare triple {5511#true} assume ~n < 1;#res := 0; {5511#true} is VALID [2022-02-20 18:15:30,379 INFO L290 TraceCheckUtils]: 32: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,379 INFO L284 TraceCheckUtils]: 33: Hoare quadruple {5511#true} {5947#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #55#return; {5957#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:30,380 INFO L290 TraceCheckUtils]: 34: Hoare triple {5957#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {5957#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:30,380 INFO L290 TraceCheckUtils]: 35: Hoare triple {5957#(<= 2 |fibo1_#in~n|)} assume true; {5957#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:30,381 INFO L284 TraceCheckUtils]: 36: Hoare quadruple {5957#(<= 2 |fibo1_#in~n|)} {5919#(= fibo2_~n |fibo2_#in~n|)} #49#return; {5938#(and (<= 3 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:30,381 INFO L290 TraceCheckUtils]: 37: Hoare triple {5938#(and (<= 3 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {5938#(and (<= 3 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:30,381 INFO L272 TraceCheckUtils]: 38: Hoare triple {5938#(and (<= 3 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret7 := fibo1(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,382 INFO L290 TraceCheckUtils]: 39: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,382 INFO L290 TraceCheckUtils]: 40: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,382 INFO L290 TraceCheckUtils]: 41: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,382 INFO L290 TraceCheckUtils]: 42: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,383 INFO L284 TraceCheckUtils]: 43: Hoare quadruple {5511#true} {5938#(and (<= 3 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #51#return; {5944#(<= 3 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,383 INFO L290 TraceCheckUtils]: 44: Hoare triple {5944#(<= 3 |fibo2_#in~n|)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {5944#(<= 3 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,383 INFO L290 TraceCheckUtils]: 45: Hoare triple {5944#(<= 3 |fibo2_#in~n|)} assume true; {5944#(<= 3 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,384 INFO L284 TraceCheckUtils]: 46: Hoare quadruple {5944#(<= 3 |fibo2_#in~n|)} {5511#true} #53#return; {5913#(<= 4 fibo1_~n)} is VALID [2022-02-20 18:15:30,384 INFO L290 TraceCheckUtils]: 47: Hoare triple {5913#(<= 4 fibo1_~n)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {5913#(<= 4 fibo1_~n)} is VALID [2022-02-20 18:15:30,384 INFO L272 TraceCheckUtils]: 48: Hoare triple {5913#(<= 4 fibo1_~n)} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,385 INFO L290 TraceCheckUtils]: 49: Hoare triple {5511#true} ~n := #in~n; {5919#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,385 INFO L290 TraceCheckUtils]: 50: Hoare triple {5919#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5919#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:30,386 INFO L290 TraceCheckUtils]: 51: Hoare triple {5919#(= fibo2_~n |fibo2_#in~n|)} assume 1 == ~n;#res := 1; {5958#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:30,386 INFO L290 TraceCheckUtils]: 52: Hoare triple {5958#(<= |fibo2_#in~n| 1)} assume true; {5958#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:30,387 INFO L284 TraceCheckUtils]: 53: Hoare quadruple {5958#(<= |fibo2_#in~n| 1)} {5913#(<= 4 fibo1_~n)} #55#return; {5512#false} is VALID [2022-02-20 18:15:30,387 INFO L290 TraceCheckUtils]: 54: Hoare triple {5512#false} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {5512#false} is VALID [2022-02-20 18:15:30,387 INFO L290 TraceCheckUtils]: 55: Hoare triple {5512#false} assume true; {5512#false} is VALID [2022-02-20 18:15:30,387 INFO L284 TraceCheckUtils]: 56: Hoare quadruple {5512#false} {5511#true} #49#return; {5512#false} is VALID [2022-02-20 18:15:30,387 INFO L290 TraceCheckUtils]: 57: Hoare triple {5512#false} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {5512#false} is VALID [2022-02-20 18:15:30,388 INFO L272 TraceCheckUtils]: 58: Hoare triple {5512#false} call #t~ret7 := fibo1(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,388 INFO L290 TraceCheckUtils]: 59: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,388 INFO L290 TraceCheckUtils]: 60: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,388 INFO L290 TraceCheckUtils]: 61: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:30,388 INFO L272 TraceCheckUtils]: 62: Hoare triple {5511#true} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,388 INFO L290 TraceCheckUtils]: 63: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,389 INFO L290 TraceCheckUtils]: 64: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,389 INFO L290 TraceCheckUtils]: 65: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:30,389 INFO L272 TraceCheckUtils]: 66: Hoare triple {5511#true} call #t~ret6 := fibo1(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,389 INFO L290 TraceCheckUtils]: 67: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,389 INFO L290 TraceCheckUtils]: 68: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,389 INFO L290 TraceCheckUtils]: 69: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:30,390 INFO L272 TraceCheckUtils]: 70: Hoare triple {5511#true} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,390 INFO L290 TraceCheckUtils]: 71: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,390 INFO L290 TraceCheckUtils]: 72: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,390 INFO L290 TraceCheckUtils]: 73: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,390 INFO L290 TraceCheckUtils]: 74: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,390 INFO L284 TraceCheckUtils]: 75: Hoare quadruple {5511#true} {5511#true} #53#return; {5511#true} is VALID [2022-02-20 18:15:30,390 INFO L290 TraceCheckUtils]: 76: Hoare triple {5511#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {5511#true} is VALID [2022-02-20 18:15:30,391 INFO L272 TraceCheckUtils]: 77: Hoare triple {5511#true} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,391 INFO L290 TraceCheckUtils]: 78: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,391 INFO L290 TraceCheckUtils]: 79: Hoare triple {5511#true} assume ~n < 1;#res := 0; {5511#true} is VALID [2022-02-20 18:15:30,391 INFO L290 TraceCheckUtils]: 80: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,391 INFO L284 TraceCheckUtils]: 81: Hoare quadruple {5511#true} {5511#true} #55#return; {5511#true} is VALID [2022-02-20 18:15:30,391 INFO L290 TraceCheckUtils]: 82: Hoare triple {5511#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {5511#true} is VALID [2022-02-20 18:15:30,392 INFO L290 TraceCheckUtils]: 83: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,392 INFO L284 TraceCheckUtils]: 84: Hoare quadruple {5511#true} {5511#true} #49#return; {5511#true} is VALID [2022-02-20 18:15:30,392 INFO L290 TraceCheckUtils]: 85: Hoare triple {5511#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {5511#true} is VALID [2022-02-20 18:15:30,392 INFO L272 TraceCheckUtils]: 86: Hoare triple {5511#true} call #t~ret7 := fibo1(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,392 INFO L290 TraceCheckUtils]: 87: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,392 INFO L290 TraceCheckUtils]: 88: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,392 INFO L290 TraceCheckUtils]: 89: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,393 INFO L290 TraceCheckUtils]: 90: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,393 INFO L284 TraceCheckUtils]: 91: Hoare quadruple {5511#true} {5511#true} #51#return; {5511#true} is VALID [2022-02-20 18:15:30,393 INFO L290 TraceCheckUtils]: 92: Hoare triple {5511#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {5511#true} is VALID [2022-02-20 18:15:30,393 INFO L290 TraceCheckUtils]: 93: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,393 INFO L284 TraceCheckUtils]: 94: Hoare quadruple {5511#true} {5511#true} #53#return; {5511#true} is VALID [2022-02-20 18:15:30,393 INFO L290 TraceCheckUtils]: 95: Hoare triple {5511#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {5511#true} is VALID [2022-02-20 18:15:30,393 INFO L272 TraceCheckUtils]: 96: Hoare triple {5511#true} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,394 INFO L290 TraceCheckUtils]: 97: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,394 INFO L290 TraceCheckUtils]: 98: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,394 INFO L290 TraceCheckUtils]: 99: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,394 INFO L290 TraceCheckUtils]: 100: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,394 INFO L284 TraceCheckUtils]: 101: Hoare quadruple {5511#true} {5511#true} #55#return; {5511#true} is VALID [2022-02-20 18:15:30,394 INFO L290 TraceCheckUtils]: 102: Hoare triple {5511#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {5511#true} is VALID [2022-02-20 18:15:30,394 INFO L290 TraceCheckUtils]: 103: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,395 INFO L284 TraceCheckUtils]: 104: Hoare quadruple {5511#true} {5512#false} #51#return; {5512#false} is VALID [2022-02-20 18:15:30,395 INFO L290 TraceCheckUtils]: 105: Hoare triple {5512#false} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {5512#false} is VALID [2022-02-20 18:15:30,395 INFO L290 TraceCheckUtils]: 106: Hoare triple {5512#false} assume true; {5512#false} is VALID [2022-02-20 18:15:30,395 INFO L284 TraceCheckUtils]: 107: Hoare quadruple {5512#false} {5511#true} #53#return; {5512#false} is VALID [2022-02-20 18:15:30,395 INFO L290 TraceCheckUtils]: 108: Hoare triple {5512#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {5512#false} is VALID [2022-02-20 18:15:30,395 INFO L272 TraceCheckUtils]: 109: Hoare triple {5512#false} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,395 INFO L290 TraceCheckUtils]: 110: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,396 INFO L290 TraceCheckUtils]: 111: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,396 INFO L290 TraceCheckUtils]: 112: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:30,396 INFO L272 TraceCheckUtils]: 113: Hoare triple {5511#true} call #t~ret6 := fibo1(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,396 INFO L290 TraceCheckUtils]: 114: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,396 INFO L290 TraceCheckUtils]: 115: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,396 INFO L290 TraceCheckUtils]: 116: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:30,396 INFO L272 TraceCheckUtils]: 117: Hoare triple {5511#true} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:30,397 INFO L290 TraceCheckUtils]: 118: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,397 INFO L290 TraceCheckUtils]: 119: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,397 INFO L290 TraceCheckUtils]: 120: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,397 INFO L290 TraceCheckUtils]: 121: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,397 INFO L284 TraceCheckUtils]: 122: Hoare quadruple {5511#true} {5511#true} #53#return; {5511#true} is VALID [2022-02-20 18:15:30,397 INFO L290 TraceCheckUtils]: 123: Hoare triple {5511#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {5511#true} is VALID [2022-02-20 18:15:30,397 INFO L272 TraceCheckUtils]: 124: Hoare triple {5511#true} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,398 INFO L290 TraceCheckUtils]: 125: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,398 INFO L290 TraceCheckUtils]: 126: Hoare triple {5511#true} assume ~n < 1;#res := 0; {5511#true} is VALID [2022-02-20 18:15:30,398 INFO L290 TraceCheckUtils]: 127: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,398 INFO L284 TraceCheckUtils]: 128: Hoare quadruple {5511#true} {5511#true} #55#return; {5511#true} is VALID [2022-02-20 18:15:30,398 INFO L290 TraceCheckUtils]: 129: Hoare triple {5511#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {5511#true} is VALID [2022-02-20 18:15:30,398 INFO L290 TraceCheckUtils]: 130: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,398 INFO L284 TraceCheckUtils]: 131: Hoare quadruple {5511#true} {5511#true} #49#return; {5511#true} is VALID [2022-02-20 18:15:30,399 INFO L290 TraceCheckUtils]: 132: Hoare triple {5511#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {5511#true} is VALID [2022-02-20 18:15:30,399 INFO L272 TraceCheckUtils]: 133: Hoare triple {5511#true} call #t~ret7 := fibo1(~n - 2); {5511#true} is VALID [2022-02-20 18:15:30,399 INFO L290 TraceCheckUtils]: 134: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:30,399 INFO L290 TraceCheckUtils]: 135: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:30,399 INFO L290 TraceCheckUtils]: 136: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:30,399 INFO L290 TraceCheckUtils]: 137: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,399 INFO L284 TraceCheckUtils]: 138: Hoare quadruple {5511#true} {5511#true} #51#return; {5511#true} is VALID [2022-02-20 18:15:30,400 INFO L290 TraceCheckUtils]: 139: Hoare triple {5511#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {5511#true} is VALID [2022-02-20 18:15:30,400 INFO L290 TraceCheckUtils]: 140: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:30,400 INFO L284 TraceCheckUtils]: 141: Hoare quadruple {5511#true} {5512#false} #55#return; {5512#false} is VALID [2022-02-20 18:15:30,400 INFO L290 TraceCheckUtils]: 142: Hoare triple {5512#false} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {5512#false} is VALID [2022-02-20 18:15:30,400 INFO L290 TraceCheckUtils]: 143: Hoare triple {5512#false} assume true; {5512#false} is VALID [2022-02-20 18:15:30,400 INFO L284 TraceCheckUtils]: 144: Hoare quadruple {5512#false} {5513#(<= 20 |ULTIMATE.start_main_~x~0#1|)} #47#return; {5512#false} is VALID [2022-02-20 18:15:30,401 INFO L290 TraceCheckUtils]: 145: Hoare triple {5512#false} assume -2147483648 <= main_#t~ret8#1 && main_#t~ret8#1 <= 2147483647;main_~result~0#1 := main_#t~ret8#1;havoc main_#t~ret8#1; {5512#false} is VALID [2022-02-20 18:15:30,401 INFO L290 TraceCheckUtils]: 146: Hoare triple {5512#false} assume 6765 == main_~result~0#1; {5512#false} is VALID [2022-02-20 18:15:30,401 INFO L290 TraceCheckUtils]: 147: Hoare triple {5512#false} assume !false; {5512#false} is VALID [2022-02-20 18:15:30,401 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 73 proven. 135 refuted. 0 times theorem prover too weak. 356 trivial. 0 not checked. [2022-02-20 18:15:30,402 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:15:30,402 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741130993] [2022-02-20 18:15:30,402 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [741130993] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 18:15:30,402 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1467930103] [2022-02-20 18:15:30,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:15:30,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 18:15:30,403 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 18:15:30,404 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 18:15:30,412 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-02-20 18:15:30,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:30,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 14 conjunts are in the unsatisfiable core [2022-02-20 18:15:30,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:30,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 18:15:31,050 INFO L290 TraceCheckUtils]: 0: Hoare triple {5511#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); {5511#true} is VALID [2022-02-20 18:15:31,050 INFO L290 TraceCheckUtils]: 1: Hoare triple {5511#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret8#1, main_~x~0#1, main_~result~0#1;main_~x~0#1 := 20; {5513#(<= 20 |ULTIMATE.start_main_~x~0#1|)} is VALID [2022-02-20 18:15:31,050 INFO L272 TraceCheckUtils]: 2: Hoare triple {5513#(<= 20 |ULTIMATE.start_main_~x~0#1|)} call main_#t~ret8#1 := fibo1(main_~x~0#1); {5511#true} is VALID [2022-02-20 18:15:31,051 INFO L290 TraceCheckUtils]: 3: Hoare triple {5511#true} ~n := #in~n; {6072#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:31,051 INFO L290 TraceCheckUtils]: 4: Hoare triple {6072#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {6072#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:31,051 INFO L290 TraceCheckUtils]: 5: Hoare triple {6072#(<= |fibo1_#in~n| fibo1_~n)} assume !(1 == ~n); {6072#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:31,051 INFO L272 TraceCheckUtils]: 6: Hoare triple {6072#(<= |fibo1_#in~n| fibo1_~n)} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:31,052 INFO L290 TraceCheckUtils]: 7: Hoare triple {5511#true} ~n := #in~n; {6085#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:31,052 INFO L290 TraceCheckUtils]: 8: Hoare triple {6085#(<= |fibo2_#in~n| fibo2_~n)} assume !(~n < 1); {6085#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:31,052 INFO L290 TraceCheckUtils]: 9: Hoare triple {6085#(<= |fibo2_#in~n| fibo2_~n)} assume !(1 == ~n); {6085#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:31,052 INFO L272 TraceCheckUtils]: 10: Hoare triple {6085#(<= |fibo2_#in~n| fibo2_~n)} call #t~ret6 := fibo1(~n - 1); {5511#true} is VALID [2022-02-20 18:15:31,053 INFO L290 TraceCheckUtils]: 11: Hoare triple {5511#true} ~n := #in~n; {6072#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:31,053 INFO L290 TraceCheckUtils]: 12: Hoare triple {6072#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {6072#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:31,053 INFO L290 TraceCheckUtils]: 13: Hoare triple {6072#(<= |fibo1_#in~n| fibo1_~n)} assume !(1 == ~n); {6072#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:31,053 INFO L272 TraceCheckUtils]: 14: Hoare triple {6072#(<= |fibo1_#in~n| fibo1_~n)} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:31,054 INFO L290 TraceCheckUtils]: 15: Hoare triple {5511#true} ~n := #in~n; {6085#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:31,054 INFO L290 TraceCheckUtils]: 16: Hoare triple {6085#(<= |fibo2_#in~n| fibo2_~n)} assume !(~n < 1); {6085#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:31,054 INFO L290 TraceCheckUtils]: 17: Hoare triple {6085#(<= |fibo2_#in~n| fibo2_~n)} assume !(1 == ~n); {6085#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:31,054 INFO L272 TraceCheckUtils]: 18: Hoare triple {6085#(<= |fibo2_#in~n| fibo2_~n)} call #t~ret6 := fibo1(~n - 1); {5511#true} is VALID [2022-02-20 18:15:31,055 INFO L290 TraceCheckUtils]: 19: Hoare triple {5511#true} ~n := #in~n; {6072#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:31,055 INFO L290 TraceCheckUtils]: 20: Hoare triple {6072#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {6072#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:31,055 INFO L290 TraceCheckUtils]: 21: Hoare triple {6072#(<= |fibo1_#in~n| fibo1_~n)} assume !(1 == ~n); {6072#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:31,055 INFO L272 TraceCheckUtils]: 22: Hoare triple {6072#(<= |fibo1_#in~n| fibo1_~n)} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:31,056 INFO L290 TraceCheckUtils]: 23: Hoare triple {5511#true} ~n := #in~n; {6085#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:31,056 INFO L290 TraceCheckUtils]: 24: Hoare triple {6085#(<= |fibo2_#in~n| fibo2_~n)} assume !(~n < 1); {6085#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:31,056 INFO L290 TraceCheckUtils]: 25: Hoare triple {6085#(<= |fibo2_#in~n| fibo2_~n)} assume 1 == ~n;#res := 1; {5958#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:31,057 INFO L290 TraceCheckUtils]: 26: Hoare triple {5958#(<= |fibo2_#in~n| 1)} assume true; {5958#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:31,057 INFO L284 TraceCheckUtils]: 27: Hoare quadruple {5958#(<= |fibo2_#in~n| 1)} {6072#(<= |fibo1_#in~n| fibo1_~n)} #53#return; {6146#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:31,058 INFO L290 TraceCheckUtils]: 28: Hoare triple {6146#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {6146#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:31,058 INFO L272 TraceCheckUtils]: 29: Hoare triple {6146#(<= |fibo1_#in~n| 2)} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:31,058 INFO L290 TraceCheckUtils]: 30: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:31,058 INFO L290 TraceCheckUtils]: 31: Hoare triple {5511#true} assume ~n < 1;#res := 0; {5511#true} is VALID [2022-02-20 18:15:31,058 INFO L290 TraceCheckUtils]: 32: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:31,058 INFO L284 TraceCheckUtils]: 33: Hoare quadruple {5511#true} {6146#(<= |fibo1_#in~n| 2)} #55#return; {6146#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:31,059 INFO L290 TraceCheckUtils]: 34: Hoare triple {6146#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {6146#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:31,059 INFO L290 TraceCheckUtils]: 35: Hoare triple {6146#(<= |fibo1_#in~n| 2)} assume true; {6146#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:31,060 INFO L284 TraceCheckUtils]: 36: Hoare quadruple {6146#(<= |fibo1_#in~n| 2)} {6085#(<= |fibo2_#in~n| fibo2_~n)} #49#return; {6174#(<= |fibo2_#in~n| 3)} is VALID [2022-02-20 18:15:31,060 INFO L290 TraceCheckUtils]: 37: Hoare triple {6174#(<= |fibo2_#in~n| 3)} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {6174#(<= |fibo2_#in~n| 3)} is VALID [2022-02-20 18:15:31,060 INFO L272 TraceCheckUtils]: 38: Hoare triple {6174#(<= |fibo2_#in~n| 3)} call #t~ret7 := fibo1(~n - 2); {5511#true} is VALID [2022-02-20 18:15:31,060 INFO L290 TraceCheckUtils]: 39: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:31,060 INFO L290 TraceCheckUtils]: 40: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:31,061 INFO L290 TraceCheckUtils]: 41: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:31,061 INFO L290 TraceCheckUtils]: 42: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:31,063 INFO L284 TraceCheckUtils]: 43: Hoare quadruple {5511#true} {6174#(<= |fibo2_#in~n| 3)} #51#return; {6174#(<= |fibo2_#in~n| 3)} is VALID [2022-02-20 18:15:31,064 INFO L290 TraceCheckUtils]: 44: Hoare triple {6174#(<= |fibo2_#in~n| 3)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {6174#(<= |fibo2_#in~n| 3)} is VALID [2022-02-20 18:15:31,064 INFO L290 TraceCheckUtils]: 45: Hoare triple {6174#(<= |fibo2_#in~n| 3)} assume true; {6174#(<= |fibo2_#in~n| 3)} is VALID [2022-02-20 18:15:31,065 INFO L284 TraceCheckUtils]: 46: Hoare quadruple {6174#(<= |fibo2_#in~n| 3)} {6072#(<= |fibo1_#in~n| fibo1_~n)} #53#return; {6205#(<= |fibo1_#in~n| 4)} is VALID [2022-02-20 18:15:31,065 INFO L290 TraceCheckUtils]: 47: Hoare triple {6205#(<= |fibo1_#in~n| 4)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {6205#(<= |fibo1_#in~n| 4)} is VALID [2022-02-20 18:15:31,065 INFO L272 TraceCheckUtils]: 48: Hoare triple {6205#(<= |fibo1_#in~n| 4)} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:31,065 INFO L290 TraceCheckUtils]: 49: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:31,066 INFO L290 TraceCheckUtils]: 50: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:31,066 INFO L290 TraceCheckUtils]: 51: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:31,066 INFO L290 TraceCheckUtils]: 52: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:31,066 INFO L284 TraceCheckUtils]: 53: Hoare quadruple {5511#true} {6205#(<= |fibo1_#in~n| 4)} #55#return; {6205#(<= |fibo1_#in~n| 4)} is VALID [2022-02-20 18:15:31,066 INFO L290 TraceCheckUtils]: 54: Hoare triple {6205#(<= |fibo1_#in~n| 4)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {6205#(<= |fibo1_#in~n| 4)} is VALID [2022-02-20 18:15:31,067 INFO L290 TraceCheckUtils]: 55: Hoare triple {6205#(<= |fibo1_#in~n| 4)} assume true; {6205#(<= |fibo1_#in~n| 4)} is VALID [2022-02-20 18:15:31,067 INFO L284 TraceCheckUtils]: 56: Hoare quadruple {6205#(<= |fibo1_#in~n| 4)} {6085#(<= |fibo2_#in~n| fibo2_~n)} #49#return; {6236#(<= |fibo2_#in~n| 5)} is VALID [2022-02-20 18:15:31,068 INFO L290 TraceCheckUtils]: 57: Hoare triple {6236#(<= |fibo2_#in~n| 5)} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {6236#(<= |fibo2_#in~n| 5)} is VALID [2022-02-20 18:15:31,068 INFO L272 TraceCheckUtils]: 58: Hoare triple {6236#(<= |fibo2_#in~n| 5)} call #t~ret7 := fibo1(~n - 2); {5511#true} is VALID [2022-02-20 18:15:31,068 INFO L290 TraceCheckUtils]: 59: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:31,068 INFO L290 TraceCheckUtils]: 60: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:31,068 INFO L290 TraceCheckUtils]: 61: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:31,068 INFO L272 TraceCheckUtils]: 62: Hoare triple {5511#true} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:31,068 INFO L290 TraceCheckUtils]: 63: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:31,068 INFO L290 TraceCheckUtils]: 64: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:31,068 INFO L290 TraceCheckUtils]: 65: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:31,068 INFO L272 TraceCheckUtils]: 66: Hoare triple {5511#true} call #t~ret6 := fibo1(~n - 1); {5511#true} is VALID [2022-02-20 18:15:31,069 INFO L290 TraceCheckUtils]: 67: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:31,069 INFO L290 TraceCheckUtils]: 68: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:31,069 INFO L290 TraceCheckUtils]: 69: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:31,069 INFO L272 TraceCheckUtils]: 70: Hoare triple {5511#true} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:31,069 INFO L290 TraceCheckUtils]: 71: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:31,069 INFO L290 TraceCheckUtils]: 72: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:31,069 INFO L290 TraceCheckUtils]: 73: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:31,069 INFO L290 TraceCheckUtils]: 74: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:31,069 INFO L284 TraceCheckUtils]: 75: Hoare quadruple {5511#true} {5511#true} #53#return; {5511#true} is VALID [2022-02-20 18:15:31,069 INFO L290 TraceCheckUtils]: 76: Hoare triple {5511#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {5511#true} is VALID [2022-02-20 18:15:31,069 INFO L272 TraceCheckUtils]: 77: Hoare triple {5511#true} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:31,069 INFO L290 TraceCheckUtils]: 78: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:31,069 INFO L290 TraceCheckUtils]: 79: Hoare triple {5511#true} assume ~n < 1;#res := 0; {5511#true} is VALID [2022-02-20 18:15:31,069 INFO L290 TraceCheckUtils]: 80: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:31,070 INFO L284 TraceCheckUtils]: 81: Hoare quadruple {5511#true} {5511#true} #55#return; {5511#true} is VALID [2022-02-20 18:15:31,070 INFO L290 TraceCheckUtils]: 82: Hoare triple {5511#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {5511#true} is VALID [2022-02-20 18:15:31,070 INFO L290 TraceCheckUtils]: 83: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:31,070 INFO L284 TraceCheckUtils]: 84: Hoare quadruple {5511#true} {5511#true} #49#return; {5511#true} is VALID [2022-02-20 18:15:31,070 INFO L290 TraceCheckUtils]: 85: Hoare triple {5511#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {5511#true} is VALID [2022-02-20 18:15:31,070 INFO L272 TraceCheckUtils]: 86: Hoare triple {5511#true} call #t~ret7 := fibo1(~n - 2); {5511#true} is VALID [2022-02-20 18:15:31,070 INFO L290 TraceCheckUtils]: 87: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:31,070 INFO L290 TraceCheckUtils]: 88: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:31,070 INFO L290 TraceCheckUtils]: 89: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:31,070 INFO L290 TraceCheckUtils]: 90: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:31,070 INFO L284 TraceCheckUtils]: 91: Hoare quadruple {5511#true} {5511#true} #51#return; {5511#true} is VALID [2022-02-20 18:15:31,070 INFO L290 TraceCheckUtils]: 92: Hoare triple {5511#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {5511#true} is VALID [2022-02-20 18:15:31,071 INFO L290 TraceCheckUtils]: 93: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:31,071 INFO L284 TraceCheckUtils]: 94: Hoare quadruple {5511#true} {5511#true} #53#return; {5511#true} is VALID [2022-02-20 18:15:31,071 INFO L290 TraceCheckUtils]: 95: Hoare triple {5511#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {5511#true} is VALID [2022-02-20 18:15:31,071 INFO L272 TraceCheckUtils]: 96: Hoare triple {5511#true} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:31,071 INFO L290 TraceCheckUtils]: 97: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:31,071 INFO L290 TraceCheckUtils]: 98: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:31,072 INFO L290 TraceCheckUtils]: 99: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:31,072 INFO L290 TraceCheckUtils]: 100: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:31,072 INFO L284 TraceCheckUtils]: 101: Hoare quadruple {5511#true} {5511#true} #55#return; {5511#true} is VALID [2022-02-20 18:15:31,072 INFO L290 TraceCheckUtils]: 102: Hoare triple {5511#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {5511#true} is VALID [2022-02-20 18:15:31,072 INFO L290 TraceCheckUtils]: 103: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:31,079 INFO L284 TraceCheckUtils]: 104: Hoare quadruple {5511#true} {6236#(<= |fibo2_#in~n| 5)} #51#return; {6236#(<= |fibo2_#in~n| 5)} is VALID [2022-02-20 18:15:31,079 INFO L290 TraceCheckUtils]: 105: Hoare triple {6236#(<= |fibo2_#in~n| 5)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {6236#(<= |fibo2_#in~n| 5)} is VALID [2022-02-20 18:15:31,079 INFO L290 TraceCheckUtils]: 106: Hoare triple {6236#(<= |fibo2_#in~n| 5)} assume true; {6236#(<= |fibo2_#in~n| 5)} is VALID [2022-02-20 18:15:31,080 INFO L284 TraceCheckUtils]: 107: Hoare quadruple {6236#(<= |fibo2_#in~n| 5)} {6072#(<= |fibo1_#in~n| fibo1_~n)} #53#return; {6390#(<= |fibo1_#in~n| 6)} is VALID [2022-02-20 18:15:31,081 INFO L290 TraceCheckUtils]: 108: Hoare triple {6390#(<= |fibo1_#in~n| 6)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {6390#(<= |fibo1_#in~n| 6)} is VALID [2022-02-20 18:15:31,081 INFO L272 TraceCheckUtils]: 109: Hoare triple {6390#(<= |fibo1_#in~n| 6)} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:31,081 INFO L290 TraceCheckUtils]: 110: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:31,081 INFO L290 TraceCheckUtils]: 111: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:31,081 INFO L290 TraceCheckUtils]: 112: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:31,081 INFO L272 TraceCheckUtils]: 113: Hoare triple {5511#true} call #t~ret6 := fibo1(~n - 1); {5511#true} is VALID [2022-02-20 18:15:31,082 INFO L290 TraceCheckUtils]: 114: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:31,082 INFO L290 TraceCheckUtils]: 115: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:31,082 INFO L290 TraceCheckUtils]: 116: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:31,082 INFO L272 TraceCheckUtils]: 117: Hoare triple {5511#true} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:31,082 INFO L290 TraceCheckUtils]: 118: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:31,082 INFO L290 TraceCheckUtils]: 119: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:31,083 INFO L290 TraceCheckUtils]: 120: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:31,083 INFO L290 TraceCheckUtils]: 121: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:31,083 INFO L284 TraceCheckUtils]: 122: Hoare quadruple {5511#true} {5511#true} #53#return; {5511#true} is VALID [2022-02-20 18:15:31,083 INFO L290 TraceCheckUtils]: 123: Hoare triple {5511#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {5511#true} is VALID [2022-02-20 18:15:31,083 INFO L272 TraceCheckUtils]: 124: Hoare triple {5511#true} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:31,083 INFO L290 TraceCheckUtils]: 125: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:31,083 INFO L290 TraceCheckUtils]: 126: Hoare triple {5511#true} assume ~n < 1;#res := 0; {5511#true} is VALID [2022-02-20 18:15:31,084 INFO L290 TraceCheckUtils]: 127: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:31,084 INFO L284 TraceCheckUtils]: 128: Hoare quadruple {5511#true} {5511#true} #55#return; {5511#true} is VALID [2022-02-20 18:15:31,085 INFO L290 TraceCheckUtils]: 129: Hoare triple {5511#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {5511#true} is VALID [2022-02-20 18:15:31,085 INFO L290 TraceCheckUtils]: 130: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:31,085 INFO L284 TraceCheckUtils]: 131: Hoare quadruple {5511#true} {5511#true} #49#return; {5511#true} is VALID [2022-02-20 18:15:31,085 INFO L290 TraceCheckUtils]: 132: Hoare triple {5511#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {5511#true} is VALID [2022-02-20 18:15:31,086 INFO L272 TraceCheckUtils]: 133: Hoare triple {5511#true} call #t~ret7 := fibo1(~n - 2); {5511#true} is VALID [2022-02-20 18:15:31,086 INFO L290 TraceCheckUtils]: 134: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:31,086 INFO L290 TraceCheckUtils]: 135: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:31,086 INFO L290 TraceCheckUtils]: 136: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:31,087 INFO L290 TraceCheckUtils]: 137: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:31,087 INFO L284 TraceCheckUtils]: 138: Hoare quadruple {5511#true} {5511#true} #51#return; {5511#true} is VALID [2022-02-20 18:15:31,087 INFO L290 TraceCheckUtils]: 139: Hoare triple {5511#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {5511#true} is VALID [2022-02-20 18:15:31,087 INFO L290 TraceCheckUtils]: 140: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:31,088 INFO L284 TraceCheckUtils]: 141: Hoare quadruple {5511#true} {6390#(<= |fibo1_#in~n| 6)} #55#return; {6390#(<= |fibo1_#in~n| 6)} is VALID [2022-02-20 18:15:31,088 INFO L290 TraceCheckUtils]: 142: Hoare triple {6390#(<= |fibo1_#in~n| 6)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {6390#(<= |fibo1_#in~n| 6)} is VALID [2022-02-20 18:15:31,089 INFO L290 TraceCheckUtils]: 143: Hoare triple {6390#(<= |fibo1_#in~n| 6)} assume true; {6390#(<= |fibo1_#in~n| 6)} is VALID [2022-02-20 18:15:31,090 INFO L284 TraceCheckUtils]: 144: Hoare quadruple {6390#(<= |fibo1_#in~n| 6)} {5513#(<= 20 |ULTIMATE.start_main_~x~0#1|)} #47#return; {5512#false} is VALID [2022-02-20 18:15:31,090 INFO L290 TraceCheckUtils]: 145: Hoare triple {5512#false} assume -2147483648 <= main_#t~ret8#1 && main_#t~ret8#1 <= 2147483647;main_~result~0#1 := main_#t~ret8#1;havoc main_#t~ret8#1; {5512#false} is VALID [2022-02-20 18:15:31,090 INFO L290 TraceCheckUtils]: 146: Hoare triple {5512#false} assume 6765 == main_~result~0#1; {5512#false} is VALID [2022-02-20 18:15:31,090 INFO L290 TraceCheckUtils]: 147: Hoare triple {5512#false} assume !false; {5512#false} is VALID [2022-02-20 18:15:31,091 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 36 proven. 211 refuted. 0 times theorem prover too weak. 317 trivial. 0 not checked. [2022-02-20 18:15:31,091 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 18:15:35,241 INFO L290 TraceCheckUtils]: 147: Hoare triple {5512#false} assume !false; {5512#false} is VALID [2022-02-20 18:15:35,241 INFO L290 TraceCheckUtils]: 146: Hoare triple {5512#false} assume 6765 == main_~result~0#1; {5512#false} is VALID [2022-02-20 18:15:35,241 INFO L290 TraceCheckUtils]: 145: Hoare triple {5512#false} assume -2147483648 <= main_#t~ret8#1 && main_#t~ret8#1 <= 2147483647;main_~result~0#1 := main_#t~ret8#1;havoc main_#t~ret8#1; {5512#false} is VALID [2022-02-20 18:15:35,242 INFO L284 TraceCheckUtils]: 144: Hoare quadruple {6390#(<= |fibo1_#in~n| 6)} {6520#(< 6 |ULTIMATE.start_main_~x~0#1|)} #47#return; {5512#false} is VALID [2022-02-20 18:15:35,242 INFO L290 TraceCheckUtils]: 143: Hoare triple {6390#(<= |fibo1_#in~n| 6)} assume true; {6390#(<= |fibo1_#in~n| 6)} is VALID [2022-02-20 18:15:35,242 INFO L290 TraceCheckUtils]: 142: Hoare triple {6390#(<= |fibo1_#in~n| 6)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {6390#(<= |fibo1_#in~n| 6)} is VALID [2022-02-20 18:15:35,243 INFO L284 TraceCheckUtils]: 141: Hoare quadruple {5511#true} {6390#(<= |fibo1_#in~n| 6)} #55#return; {6390#(<= |fibo1_#in~n| 6)} is VALID [2022-02-20 18:15:35,243 INFO L290 TraceCheckUtils]: 140: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:35,243 INFO L290 TraceCheckUtils]: 139: Hoare triple {5511#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {5511#true} is VALID [2022-02-20 18:15:35,243 INFO L284 TraceCheckUtils]: 138: Hoare quadruple {5511#true} {5511#true} #51#return; {5511#true} is VALID [2022-02-20 18:15:35,243 INFO L290 TraceCheckUtils]: 137: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:35,243 INFO L290 TraceCheckUtils]: 136: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:35,243 INFO L290 TraceCheckUtils]: 135: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:35,244 INFO L290 TraceCheckUtils]: 134: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:35,244 INFO L272 TraceCheckUtils]: 133: Hoare triple {5511#true} call #t~ret7 := fibo1(~n - 2); {5511#true} is VALID [2022-02-20 18:15:35,244 INFO L290 TraceCheckUtils]: 132: Hoare triple {5511#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {5511#true} is VALID [2022-02-20 18:15:35,244 INFO L284 TraceCheckUtils]: 131: Hoare quadruple {5511#true} {5511#true} #49#return; {5511#true} is VALID [2022-02-20 18:15:35,244 INFO L290 TraceCheckUtils]: 130: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:35,244 INFO L290 TraceCheckUtils]: 129: Hoare triple {5511#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {5511#true} is VALID [2022-02-20 18:15:35,244 INFO L284 TraceCheckUtils]: 128: Hoare quadruple {5511#true} {5511#true} #55#return; {5511#true} is VALID [2022-02-20 18:15:35,244 INFO L290 TraceCheckUtils]: 127: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:35,244 INFO L290 TraceCheckUtils]: 126: Hoare triple {5511#true} assume ~n < 1;#res := 0; {5511#true} is VALID [2022-02-20 18:15:35,244 INFO L290 TraceCheckUtils]: 125: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:35,244 INFO L272 TraceCheckUtils]: 124: Hoare triple {5511#true} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:35,244 INFO L290 TraceCheckUtils]: 123: Hoare triple {5511#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {5511#true} is VALID [2022-02-20 18:15:35,244 INFO L284 TraceCheckUtils]: 122: Hoare quadruple {5511#true} {5511#true} #53#return; {5511#true} is VALID [2022-02-20 18:15:35,244 INFO L290 TraceCheckUtils]: 121: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:35,245 INFO L290 TraceCheckUtils]: 120: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:35,245 INFO L290 TraceCheckUtils]: 119: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:35,245 INFO L290 TraceCheckUtils]: 118: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:35,245 INFO L272 TraceCheckUtils]: 117: Hoare triple {5511#true} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:35,245 INFO L290 TraceCheckUtils]: 116: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:35,245 INFO L290 TraceCheckUtils]: 115: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:35,245 INFO L290 TraceCheckUtils]: 114: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:35,245 INFO L272 TraceCheckUtils]: 113: Hoare triple {5511#true} call #t~ret6 := fibo1(~n - 1); {5511#true} is VALID [2022-02-20 18:15:35,245 INFO L290 TraceCheckUtils]: 112: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:35,245 INFO L290 TraceCheckUtils]: 111: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:35,245 INFO L290 TraceCheckUtils]: 110: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:35,245 INFO L272 TraceCheckUtils]: 109: Hoare triple {6390#(<= |fibo1_#in~n| 6)} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:35,246 INFO L290 TraceCheckUtils]: 108: Hoare triple {6390#(<= |fibo1_#in~n| 6)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {6390#(<= |fibo1_#in~n| 6)} is VALID [2022-02-20 18:15:35,246 INFO L284 TraceCheckUtils]: 107: Hoare quadruple {6236#(<= |fibo2_#in~n| 5)} {6635#(or (<= |fibo1_#in~n| 6) (< 6 fibo1_~n))} #53#return; {6390#(<= |fibo1_#in~n| 6)} is VALID [2022-02-20 18:15:35,247 INFO L290 TraceCheckUtils]: 106: Hoare triple {6236#(<= |fibo2_#in~n| 5)} assume true; {6236#(<= |fibo2_#in~n| 5)} is VALID [2022-02-20 18:15:35,247 INFO L290 TraceCheckUtils]: 105: Hoare triple {6236#(<= |fibo2_#in~n| 5)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {6236#(<= |fibo2_#in~n| 5)} is VALID [2022-02-20 18:15:35,247 INFO L284 TraceCheckUtils]: 104: Hoare quadruple {5511#true} {6236#(<= |fibo2_#in~n| 5)} #51#return; {6236#(<= |fibo2_#in~n| 5)} is VALID [2022-02-20 18:15:35,248 INFO L290 TraceCheckUtils]: 103: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:35,248 INFO L290 TraceCheckUtils]: 102: Hoare triple {5511#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {5511#true} is VALID [2022-02-20 18:15:35,248 INFO L284 TraceCheckUtils]: 101: Hoare quadruple {5511#true} {5511#true} #55#return; {5511#true} is VALID [2022-02-20 18:15:35,248 INFO L290 TraceCheckUtils]: 100: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:35,248 INFO L290 TraceCheckUtils]: 99: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:35,248 INFO L290 TraceCheckUtils]: 98: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:35,248 INFO L290 TraceCheckUtils]: 97: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:35,248 INFO L272 TraceCheckUtils]: 96: Hoare triple {5511#true} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:35,248 INFO L290 TraceCheckUtils]: 95: Hoare triple {5511#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {5511#true} is VALID [2022-02-20 18:15:35,248 INFO L284 TraceCheckUtils]: 94: Hoare quadruple {5511#true} {5511#true} #53#return; {5511#true} is VALID [2022-02-20 18:15:35,248 INFO L290 TraceCheckUtils]: 93: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:35,248 INFO L290 TraceCheckUtils]: 92: Hoare triple {5511#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {5511#true} is VALID [2022-02-20 18:15:35,248 INFO L284 TraceCheckUtils]: 91: Hoare quadruple {5511#true} {5511#true} #51#return; {5511#true} is VALID [2022-02-20 18:15:35,248 INFO L290 TraceCheckUtils]: 90: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:35,249 INFO L290 TraceCheckUtils]: 89: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:35,249 INFO L290 TraceCheckUtils]: 88: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:35,249 INFO L290 TraceCheckUtils]: 87: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:35,249 INFO L272 TraceCheckUtils]: 86: Hoare triple {5511#true} call #t~ret7 := fibo1(~n - 2); {5511#true} is VALID [2022-02-20 18:15:35,249 INFO L290 TraceCheckUtils]: 85: Hoare triple {5511#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {5511#true} is VALID [2022-02-20 18:15:35,249 INFO L284 TraceCheckUtils]: 84: Hoare quadruple {5511#true} {5511#true} #49#return; {5511#true} is VALID [2022-02-20 18:15:35,249 INFO L290 TraceCheckUtils]: 83: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:35,249 INFO L290 TraceCheckUtils]: 82: Hoare triple {5511#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {5511#true} is VALID [2022-02-20 18:15:35,249 INFO L284 TraceCheckUtils]: 81: Hoare quadruple {5511#true} {5511#true} #55#return; {5511#true} is VALID [2022-02-20 18:15:35,249 INFO L290 TraceCheckUtils]: 80: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:35,249 INFO L290 TraceCheckUtils]: 79: Hoare triple {5511#true} assume ~n < 1;#res := 0; {5511#true} is VALID [2022-02-20 18:15:35,249 INFO L290 TraceCheckUtils]: 78: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:35,249 INFO L272 TraceCheckUtils]: 77: Hoare triple {5511#true} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:35,249 INFO L290 TraceCheckUtils]: 76: Hoare triple {5511#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {5511#true} is VALID [2022-02-20 18:15:35,249 INFO L284 TraceCheckUtils]: 75: Hoare quadruple {5511#true} {5511#true} #53#return; {5511#true} is VALID [2022-02-20 18:15:35,250 INFO L290 TraceCheckUtils]: 74: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:35,250 INFO L290 TraceCheckUtils]: 73: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:35,250 INFO L290 TraceCheckUtils]: 72: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:35,250 INFO L290 TraceCheckUtils]: 71: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:35,250 INFO L272 TraceCheckUtils]: 70: Hoare triple {5511#true} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:35,250 INFO L290 TraceCheckUtils]: 69: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:35,250 INFO L290 TraceCheckUtils]: 68: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:35,250 INFO L290 TraceCheckUtils]: 67: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:35,250 INFO L272 TraceCheckUtils]: 66: Hoare triple {5511#true} call #t~ret6 := fibo1(~n - 1); {5511#true} is VALID [2022-02-20 18:15:35,250 INFO L290 TraceCheckUtils]: 65: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:35,250 INFO L290 TraceCheckUtils]: 64: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:35,250 INFO L290 TraceCheckUtils]: 63: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:35,250 INFO L272 TraceCheckUtils]: 62: Hoare triple {5511#true} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:35,250 INFO L290 TraceCheckUtils]: 61: Hoare triple {5511#true} assume !(1 == ~n); {5511#true} is VALID [2022-02-20 18:15:35,251 INFO L290 TraceCheckUtils]: 60: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:35,251 INFO L290 TraceCheckUtils]: 59: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:35,251 INFO L272 TraceCheckUtils]: 58: Hoare triple {6236#(<= |fibo2_#in~n| 5)} call #t~ret7 := fibo1(~n - 2); {5511#true} is VALID [2022-02-20 18:15:35,251 INFO L290 TraceCheckUtils]: 57: Hoare triple {6236#(<= |fibo2_#in~n| 5)} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {6236#(<= |fibo2_#in~n| 5)} is VALID [2022-02-20 18:15:35,252 INFO L284 TraceCheckUtils]: 56: Hoare quadruple {6205#(<= |fibo1_#in~n| 4)} {6792#(or (<= |fibo2_#in~n| 5) (< 5 fibo2_~n))} #49#return; {6236#(<= |fibo2_#in~n| 5)} is VALID [2022-02-20 18:15:35,252 INFO L290 TraceCheckUtils]: 55: Hoare triple {6205#(<= |fibo1_#in~n| 4)} assume true; {6205#(<= |fibo1_#in~n| 4)} is VALID [2022-02-20 18:15:35,252 INFO L290 TraceCheckUtils]: 54: Hoare triple {6205#(<= |fibo1_#in~n| 4)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {6205#(<= |fibo1_#in~n| 4)} is VALID [2022-02-20 18:15:35,253 INFO L284 TraceCheckUtils]: 53: Hoare quadruple {5511#true} {6205#(<= |fibo1_#in~n| 4)} #55#return; {6205#(<= |fibo1_#in~n| 4)} is VALID [2022-02-20 18:15:35,253 INFO L290 TraceCheckUtils]: 52: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:35,253 INFO L290 TraceCheckUtils]: 51: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:35,253 INFO L290 TraceCheckUtils]: 50: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:35,253 INFO L290 TraceCheckUtils]: 49: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:35,253 INFO L272 TraceCheckUtils]: 48: Hoare triple {6205#(<= |fibo1_#in~n| 4)} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:35,263 INFO L290 TraceCheckUtils]: 47: Hoare triple {6205#(<= |fibo1_#in~n| 4)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {6205#(<= |fibo1_#in~n| 4)} is VALID [2022-02-20 18:15:35,264 INFO L284 TraceCheckUtils]: 46: Hoare quadruple {6174#(<= |fibo2_#in~n| 3)} {6826#(or (<= |fibo1_#in~n| 4) (< 4 fibo1_~n))} #53#return; {6205#(<= |fibo1_#in~n| 4)} is VALID [2022-02-20 18:15:35,264 INFO L290 TraceCheckUtils]: 45: Hoare triple {6174#(<= |fibo2_#in~n| 3)} assume true; {6174#(<= |fibo2_#in~n| 3)} is VALID [2022-02-20 18:15:35,264 INFO L290 TraceCheckUtils]: 44: Hoare triple {6174#(<= |fibo2_#in~n| 3)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {6174#(<= |fibo2_#in~n| 3)} is VALID [2022-02-20 18:15:35,265 INFO L284 TraceCheckUtils]: 43: Hoare quadruple {5511#true} {6174#(<= |fibo2_#in~n| 3)} #51#return; {6174#(<= |fibo2_#in~n| 3)} is VALID [2022-02-20 18:15:35,265 INFO L290 TraceCheckUtils]: 42: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:35,265 INFO L290 TraceCheckUtils]: 41: Hoare triple {5511#true} assume 1 == ~n;#res := 1; {5511#true} is VALID [2022-02-20 18:15:35,265 INFO L290 TraceCheckUtils]: 40: Hoare triple {5511#true} assume !(~n < 1); {5511#true} is VALID [2022-02-20 18:15:35,265 INFO L290 TraceCheckUtils]: 39: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:35,265 INFO L272 TraceCheckUtils]: 38: Hoare triple {6174#(<= |fibo2_#in~n| 3)} call #t~ret7 := fibo1(~n - 2); {5511#true} is VALID [2022-02-20 18:15:35,265 INFO L290 TraceCheckUtils]: 37: Hoare triple {6174#(<= |fibo2_#in~n| 3)} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {6174#(<= |fibo2_#in~n| 3)} is VALID [2022-02-20 18:15:35,266 INFO L284 TraceCheckUtils]: 36: Hoare quadruple {6146#(<= |fibo1_#in~n| 2)} {6860#(or (<= |fibo2_#in~n| 3) (< 3 fibo2_~n))} #49#return; {6174#(<= |fibo2_#in~n| 3)} is VALID [2022-02-20 18:15:35,266 INFO L290 TraceCheckUtils]: 35: Hoare triple {6146#(<= |fibo1_#in~n| 2)} assume true; {6146#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:35,267 INFO L290 TraceCheckUtils]: 34: Hoare triple {6146#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {6146#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:35,267 INFO L284 TraceCheckUtils]: 33: Hoare quadruple {5511#true} {6146#(<= |fibo1_#in~n| 2)} #55#return; {6146#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:35,267 INFO L290 TraceCheckUtils]: 32: Hoare triple {5511#true} assume true; {5511#true} is VALID [2022-02-20 18:15:35,267 INFO L290 TraceCheckUtils]: 31: Hoare triple {5511#true} assume ~n < 1;#res := 0; {5511#true} is VALID [2022-02-20 18:15:35,267 INFO L290 TraceCheckUtils]: 30: Hoare triple {5511#true} ~n := #in~n; {5511#true} is VALID [2022-02-20 18:15:35,268 INFO L272 TraceCheckUtils]: 29: Hoare triple {6146#(<= |fibo1_#in~n| 2)} call #t~ret5 := fibo2(~n - 2); {5511#true} is VALID [2022-02-20 18:15:35,268 INFO L290 TraceCheckUtils]: 28: Hoare triple {6146#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {6146#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:35,269 INFO L284 TraceCheckUtils]: 27: Hoare quadruple {5958#(<= |fibo2_#in~n| 1)} {6891#(or (< 2 fibo1_~n) (<= |fibo1_#in~n| 2))} #53#return; {6146#(<= |fibo1_#in~n| 2)} is VALID [2022-02-20 18:15:35,269 INFO L290 TraceCheckUtils]: 26: Hoare triple {5958#(<= |fibo2_#in~n| 1)} assume true; {5958#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:35,269 INFO L290 TraceCheckUtils]: 25: Hoare triple {6901#(or (not (<= fibo2_~n 1)) (<= |fibo2_#in~n| 1))} assume 1 == ~n;#res := 1; {5958#(<= |fibo2_#in~n| 1)} is VALID [2022-02-20 18:15:35,270 INFO L290 TraceCheckUtils]: 24: Hoare triple {6901#(or (not (<= fibo2_~n 1)) (<= |fibo2_#in~n| 1))} assume !(~n < 1); {6901#(or (not (<= fibo2_~n 1)) (<= |fibo2_#in~n| 1))} is VALID [2022-02-20 18:15:35,270 INFO L290 TraceCheckUtils]: 23: Hoare triple {5511#true} ~n := #in~n; {6901#(or (not (<= fibo2_~n 1)) (<= |fibo2_#in~n| 1))} is VALID [2022-02-20 18:15:35,270 INFO L272 TraceCheckUtils]: 22: Hoare triple {6891#(or (< 2 fibo1_~n) (<= |fibo1_#in~n| 2))} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:35,271 INFO L290 TraceCheckUtils]: 21: Hoare triple {6891#(or (< 2 fibo1_~n) (<= |fibo1_#in~n| 2))} assume !(1 == ~n); {6891#(or (< 2 fibo1_~n) (<= |fibo1_#in~n| 2))} is VALID [2022-02-20 18:15:35,271 INFO L290 TraceCheckUtils]: 20: Hoare triple {6891#(or (< 2 fibo1_~n) (<= |fibo1_#in~n| 2))} assume !(~n < 1); {6891#(or (< 2 fibo1_~n) (<= |fibo1_#in~n| 2))} is VALID [2022-02-20 18:15:35,271 INFO L290 TraceCheckUtils]: 19: Hoare triple {5511#true} ~n := #in~n; {6891#(or (< 2 fibo1_~n) (<= |fibo1_#in~n| 2))} is VALID [2022-02-20 18:15:35,271 INFO L272 TraceCheckUtils]: 18: Hoare triple {6860#(or (<= |fibo2_#in~n| 3) (< 3 fibo2_~n))} call #t~ret6 := fibo1(~n - 1); {5511#true} is VALID [2022-02-20 18:15:35,272 INFO L290 TraceCheckUtils]: 17: Hoare triple {6860#(or (<= |fibo2_#in~n| 3) (< 3 fibo2_~n))} assume !(1 == ~n); {6860#(or (<= |fibo2_#in~n| 3) (< 3 fibo2_~n))} is VALID [2022-02-20 18:15:35,272 INFO L290 TraceCheckUtils]: 16: Hoare triple {6860#(or (<= |fibo2_#in~n| 3) (< 3 fibo2_~n))} assume !(~n < 1); {6860#(or (<= |fibo2_#in~n| 3) (< 3 fibo2_~n))} is VALID [2022-02-20 18:15:35,272 INFO L290 TraceCheckUtils]: 15: Hoare triple {5511#true} ~n := #in~n; {6860#(or (<= |fibo2_#in~n| 3) (< 3 fibo2_~n))} is VALID [2022-02-20 18:15:35,273 INFO L272 TraceCheckUtils]: 14: Hoare triple {6826#(or (<= |fibo1_#in~n| 4) (< 4 fibo1_~n))} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:35,273 INFO L290 TraceCheckUtils]: 13: Hoare triple {6826#(or (<= |fibo1_#in~n| 4) (< 4 fibo1_~n))} assume !(1 == ~n); {6826#(or (<= |fibo1_#in~n| 4) (< 4 fibo1_~n))} is VALID [2022-02-20 18:15:35,273 INFO L290 TraceCheckUtils]: 12: Hoare triple {6826#(or (<= |fibo1_#in~n| 4) (< 4 fibo1_~n))} assume !(~n < 1); {6826#(or (<= |fibo1_#in~n| 4) (< 4 fibo1_~n))} is VALID [2022-02-20 18:15:35,273 INFO L290 TraceCheckUtils]: 11: Hoare triple {5511#true} ~n := #in~n; {6826#(or (<= |fibo1_#in~n| 4) (< 4 fibo1_~n))} is VALID [2022-02-20 18:15:35,274 INFO L272 TraceCheckUtils]: 10: Hoare triple {6792#(or (<= |fibo2_#in~n| 5) (< 5 fibo2_~n))} call #t~ret6 := fibo1(~n - 1); {5511#true} is VALID [2022-02-20 18:15:35,274 INFO L290 TraceCheckUtils]: 9: Hoare triple {6792#(or (<= |fibo2_#in~n| 5) (< 5 fibo2_~n))} assume !(1 == ~n); {6792#(or (<= |fibo2_#in~n| 5) (< 5 fibo2_~n))} is VALID [2022-02-20 18:15:35,274 INFO L290 TraceCheckUtils]: 8: Hoare triple {6792#(or (<= |fibo2_#in~n| 5) (< 5 fibo2_~n))} assume !(~n < 1); {6792#(or (<= |fibo2_#in~n| 5) (< 5 fibo2_~n))} is VALID [2022-02-20 18:15:35,275 INFO L290 TraceCheckUtils]: 7: Hoare triple {5511#true} ~n := #in~n; {6792#(or (<= |fibo2_#in~n| 5) (< 5 fibo2_~n))} is VALID [2022-02-20 18:15:35,275 INFO L272 TraceCheckUtils]: 6: Hoare triple {6635#(or (<= |fibo1_#in~n| 6) (< 6 fibo1_~n))} call #t~ret4 := fibo2(~n - 1); {5511#true} is VALID [2022-02-20 18:15:35,275 INFO L290 TraceCheckUtils]: 5: Hoare triple {6635#(or (<= |fibo1_#in~n| 6) (< 6 fibo1_~n))} assume !(1 == ~n); {6635#(or (<= |fibo1_#in~n| 6) (< 6 fibo1_~n))} is VALID [2022-02-20 18:15:35,275 INFO L290 TraceCheckUtils]: 4: Hoare triple {6635#(or (<= |fibo1_#in~n| 6) (< 6 fibo1_~n))} assume !(~n < 1); {6635#(or (<= |fibo1_#in~n| 6) (< 6 fibo1_~n))} is VALID [2022-02-20 18:15:35,276 INFO L290 TraceCheckUtils]: 3: Hoare triple {5511#true} ~n := #in~n; {6635#(or (<= |fibo1_#in~n| 6) (< 6 fibo1_~n))} is VALID [2022-02-20 18:15:35,276 INFO L272 TraceCheckUtils]: 2: Hoare triple {6520#(< 6 |ULTIMATE.start_main_~x~0#1|)} call main_#t~ret8#1 := fibo1(main_~x~0#1); {5511#true} is VALID [2022-02-20 18:15:35,279 INFO L290 TraceCheckUtils]: 1: Hoare triple {5511#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret8#1, main_~x~0#1, main_~result~0#1;main_~x~0#1 := 20; {6520#(< 6 |ULTIMATE.start_main_~x~0#1|)} is VALID [2022-02-20 18:15:35,280 INFO L290 TraceCheckUtils]: 0: Hoare triple {5511#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); {5511#true} is VALID [2022-02-20 18:15:35,280 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 36 proven. 227 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2022-02-20 18:15:35,280 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1467930103] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 18:15:35,281 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 18:15:35,281 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 15] total 26 [2022-02-20 18:15:35,281 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511299945] [2022-02-20 18:15:35,281 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 18:15:35,282 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 24 states have (on average 3.4166666666666665) internal successors, (82), 26 states have internal predecessors, (82), 20 states have call successors, (25), 1 states have call predecessors, (25), 10 states have return successors, (32), 12 states have call predecessors, (32), 20 states have call successors, (32) Word has length 148 [2022-02-20 18:15:42,143 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:15:42,143 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 26 states, 24 states have (on average 3.4166666666666665) internal successors, (82), 26 states have internal predecessors, (82), 20 states have call successors, (25), 1 states have call predecessors, (25), 10 states have return successors, (32), 12 states have call predecessors, (32), 20 states have call successors, (32) [2022-02-20 18:15:42,230 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 139 edges. 139 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:15:42,231 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2022-02-20 18:15:42,231 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:15:42,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2022-02-20 18:15:42,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=549, Unknown=0, NotChecked=0, Total=650 [2022-02-20 18:15:42,232 INFO L87 Difference]: Start difference. First operand 84 states and 116 transitions. Second operand has 26 states, 24 states have (on average 3.4166666666666665) internal successors, (82), 26 states have internal predecessors, (82), 20 states have call successors, (25), 1 states have call predecessors, (25), 10 states have return successors, (32), 12 states have call predecessors, (32), 20 states have call successors, (32) [2022-02-20 18:15:43,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:15:43,938 INFO L93 Difference]: Finished difference Result 214 states and 372 transitions. [2022-02-20 18:15:43,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-20 18:15:43,938 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 24 states have (on average 3.4166666666666665) internal successors, (82), 26 states have internal predecessors, (82), 20 states have call successors, (25), 1 states have call predecessors, (25), 10 states have return successors, (32), 12 states have call predecessors, (32), 20 states have call successors, (32) Word has length 148 [2022-02-20 18:15:43,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:15:43,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 24 states have (on average 3.4166666666666665) internal successors, (82), 26 states have internal predecessors, (82), 20 states have call successors, (25), 1 states have call predecessors, (25), 10 states have return successors, (32), 12 states have call predecessors, (32), 20 states have call successors, (32) [2022-02-20 18:15:43,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 181 transitions. [2022-02-20 18:15:43,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 24 states have (on average 3.4166666666666665) internal successors, (82), 26 states have internal predecessors, (82), 20 states have call successors, (25), 1 states have call predecessors, (25), 10 states have return successors, (32), 12 states have call predecessors, (32), 20 states have call successors, (32) [2022-02-20 18:15:43,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 181 transitions. [2022-02-20 18:15:43,950 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 28 states and 181 transitions. [2022-02-20 18:15:44,098 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 181 edges. 181 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:15:44,103 INFO L225 Difference]: With dead ends: 214 [2022-02-20 18:15:44,103 INFO L226 Difference]: Without dead ends: 134 [2022-02-20 18:15:44,105 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 364 GetRequests, 326 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 264 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=275, Invalid=1285, Unknown=0, NotChecked=0, Total=1560 [2022-02-20 18:15:44,108 INFO L933 BasicCegarLoop]: 30 mSDtfsCounter, 97 mSDsluCounter, 302 mSDsCounter, 0 mSdLazyCounter, 604 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 332 SdHoareTripleChecker+Invalid, 708 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 604 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-20 18:15:44,109 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [107 Valid, 332 Invalid, 708 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 604 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-20 18:15:44,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2022-02-20 18:15:44,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 114. [2022-02-20 18:15:44,167 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:15:44,167 INFO L82 GeneralOperation]: Start isEquivalent. First operand 134 states. Second operand has 114 states, 77 states have (on average 1.2077922077922079) internal successors, (93), 78 states have internal predecessors, (93), 20 states have call successors, (20), 11 states have call predecessors, (20), 16 states have return successors, (56), 24 states have call predecessors, (56), 20 states have call successors, (56) [2022-02-20 18:15:44,168 INFO L74 IsIncluded]: Start isIncluded. First operand 134 states. Second operand has 114 states, 77 states have (on average 1.2077922077922079) internal successors, (93), 78 states have internal predecessors, (93), 20 states have call successors, (20), 11 states have call predecessors, (20), 16 states have return successors, (56), 24 states have call predecessors, (56), 20 states have call successors, (56) [2022-02-20 18:15:44,168 INFO L87 Difference]: Start difference. First operand 134 states. Second operand has 114 states, 77 states have (on average 1.2077922077922079) internal successors, (93), 78 states have internal predecessors, (93), 20 states have call successors, (20), 11 states have call predecessors, (20), 16 states have return successors, (56), 24 states have call predecessors, (56), 20 states have call successors, (56) [2022-02-20 18:15:44,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:15:44,174 INFO L93 Difference]: Finished difference Result 134 states and 200 transitions. [2022-02-20 18:15:44,174 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 200 transitions. [2022-02-20 18:15:44,175 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:15:44,175 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:15:44,176 INFO L74 IsIncluded]: Start isIncluded. First operand has 114 states, 77 states have (on average 1.2077922077922079) internal successors, (93), 78 states have internal predecessors, (93), 20 states have call successors, (20), 11 states have call predecessors, (20), 16 states have return successors, (56), 24 states have call predecessors, (56), 20 states have call successors, (56) Second operand 134 states. [2022-02-20 18:15:44,176 INFO L87 Difference]: Start difference. First operand has 114 states, 77 states have (on average 1.2077922077922079) internal successors, (93), 78 states have internal predecessors, (93), 20 states have call successors, (20), 11 states have call predecessors, (20), 16 states have return successors, (56), 24 states have call predecessors, (56), 20 states have call successors, (56) Second operand 134 states. [2022-02-20 18:15:44,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:15:44,182 INFO L93 Difference]: Finished difference Result 134 states and 200 transitions. [2022-02-20 18:15:44,182 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 200 transitions. [2022-02-20 18:15:44,183 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:15:44,183 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:15:44,183 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:15:44,183 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:15:44,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 77 states have (on average 1.2077922077922079) internal successors, (93), 78 states have internal predecessors, (93), 20 states have call successors, (20), 11 states have call predecessors, (20), 16 states have return successors, (56), 24 states have call predecessors, (56), 20 states have call successors, (56) [2022-02-20 18:15:44,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 169 transitions. [2022-02-20 18:15:44,189 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 169 transitions. Word has length 148 [2022-02-20 18:15:44,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:15:44,189 INFO L470 AbstractCegarLoop]: Abstraction has 114 states and 169 transitions. [2022-02-20 18:15:44,190 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 24 states have (on average 3.4166666666666665) internal successors, (82), 26 states have internal predecessors, (82), 20 states have call successors, (25), 1 states have call predecessors, (25), 10 states have return successors, (32), 12 states have call predecessors, (32), 20 states have call successors, (32) [2022-02-20 18:15:44,190 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 169 transitions. [2022-02-20 18:15:44,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2022-02-20 18:15:44,194 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:15:44,194 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 18, 18, 15, 14, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 6, 5, 5, 3, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:15:44,220 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-02-20 18:15:44,407 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 18:15:44,407 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:15:44,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:15:44,408 INFO L85 PathProgramCache]: Analyzing trace with hash 2105490146, now seen corresponding path program 1 times [2022-02-20 18:15:44,408 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:15:44,408 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341128527] [2022-02-20 18:15:44,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:15:44,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:15:44,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:44,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-02-20 18:15:44,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:44,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:44,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:44,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:44,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:44,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:44,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:44,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:44,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:44,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:44,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:44,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:44,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:44,830 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:44,831 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:44,831 INFO L290 TraceCheckUtils]: 2: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:44,831 INFO L290 TraceCheckUtils]: 3: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:44,831 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:44,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-02-20 18:15:44,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:44,835 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:44,835 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:44,836 INFO L290 TraceCheckUtils]: 2: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:44,836 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:44,836 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:44,836 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:44,837 INFO L290 TraceCheckUtils]: 2: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:44,837 INFO L272 TraceCheckUtils]: 3: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:44,837 INFO L290 TraceCheckUtils]: 4: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:44,837 INFO L290 TraceCheckUtils]: 5: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:44,837 INFO L290 TraceCheckUtils]: 6: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:44,838 INFO L290 TraceCheckUtils]: 7: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:44,838 INFO L284 TraceCheckUtils]: 8: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:44,838 INFO L290 TraceCheckUtils]: 9: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:44,838 INFO L272 TraceCheckUtils]: 10: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:44,838 INFO L290 TraceCheckUtils]: 11: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:44,839 INFO L290 TraceCheckUtils]: 12: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:44,839 INFO L290 TraceCheckUtils]: 13: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:44,839 INFO L284 TraceCheckUtils]: 14: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:44,839 INFO L290 TraceCheckUtils]: 15: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:44,839 INFO L290 TraceCheckUtils]: 16: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:44,840 INFO L284 TraceCheckUtils]: 17: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:44,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-02-20 18:15:44,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:44,846 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:44,846 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:44,847 INFO L290 TraceCheckUtils]: 2: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:44,847 INFO L290 TraceCheckUtils]: 3: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:44,847 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:44,847 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:44,847 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:44,848 INFO L290 TraceCheckUtils]: 2: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:44,848 INFO L272 TraceCheckUtils]: 3: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:44,848 INFO L290 TraceCheckUtils]: 4: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:44,848 INFO L290 TraceCheckUtils]: 5: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:44,848 INFO L290 TraceCheckUtils]: 6: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:44,849 INFO L272 TraceCheckUtils]: 7: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:44,849 INFO L290 TraceCheckUtils]: 8: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:44,849 INFO L290 TraceCheckUtils]: 9: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:44,849 INFO L290 TraceCheckUtils]: 10: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:44,849 INFO L290 TraceCheckUtils]: 11: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:44,850 INFO L284 TraceCheckUtils]: 12: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:44,850 INFO L290 TraceCheckUtils]: 13: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:44,850 INFO L272 TraceCheckUtils]: 14: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:44,850 INFO L290 TraceCheckUtils]: 15: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:44,851 INFO L290 TraceCheckUtils]: 16: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:44,851 INFO L290 TraceCheckUtils]: 17: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:44,851 INFO L284 TraceCheckUtils]: 18: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:44,851 INFO L290 TraceCheckUtils]: 19: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:44,851 INFO L290 TraceCheckUtils]: 20: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:44,852 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:44,852 INFO L290 TraceCheckUtils]: 22: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:44,852 INFO L272 TraceCheckUtils]: 23: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:44,852 INFO L290 TraceCheckUtils]: 24: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:44,852 INFO L290 TraceCheckUtils]: 25: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:44,853 INFO L290 TraceCheckUtils]: 26: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:44,853 INFO L290 TraceCheckUtils]: 27: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:44,853 INFO L284 TraceCheckUtils]: 28: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:44,853 INFO L290 TraceCheckUtils]: 29: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:44,853 INFO L290 TraceCheckUtils]: 30: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:44,854 INFO L284 TraceCheckUtils]: 31: Hoare quadruple {7674#true} {8362#(= fibo2_~n |fibo2_#in~n|)} #49#return; {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:44,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-02-20 18:15:44,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:44,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:44,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:44,913 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:44,914 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:44,914 INFO L290 TraceCheckUtils]: 2: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:44,914 INFO L290 TraceCheckUtils]: 3: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:44,915 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {7674#true} {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #53#return; {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:44,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-02-20 18:15:44,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:44,920 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:44,921 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:44,921 INFO L290 TraceCheckUtils]: 2: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:44,922 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {7674#true} {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #55#return; {8458#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:44,923 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {8446#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:44,923 INFO L290 TraceCheckUtils]: 1: Hoare triple {8446#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {8447#(and (= fibo1_~n |fibo1_#in~n|) (< 0 fibo1_~n))} is VALID [2022-02-20 18:15:44,924 INFO L290 TraceCheckUtils]: 2: Hoare triple {8447#(and (= fibo1_~n |fibo1_#in~n|) (< 0 fibo1_~n))} assume !(1 == ~n); {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:44,924 INFO L272 TraceCheckUtils]: 3: Hoare triple {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:44,924 INFO L290 TraceCheckUtils]: 4: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:44,924 INFO L290 TraceCheckUtils]: 5: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:44,924 INFO L290 TraceCheckUtils]: 6: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:44,924 INFO L290 TraceCheckUtils]: 7: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:44,925 INFO L284 TraceCheckUtils]: 8: Hoare quadruple {7674#true} {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #53#return; {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:44,926 INFO L290 TraceCheckUtils]: 9: Hoare triple {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:44,926 INFO L272 TraceCheckUtils]: 10: Hoare triple {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:44,926 INFO L290 TraceCheckUtils]: 11: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:44,926 INFO L290 TraceCheckUtils]: 12: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:44,926 INFO L290 TraceCheckUtils]: 13: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:44,927 INFO L284 TraceCheckUtils]: 14: Hoare quadruple {7674#true} {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #55#return; {8458#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:44,927 INFO L290 TraceCheckUtils]: 15: Hoare triple {8458#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {8458#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:44,928 INFO L290 TraceCheckUtils]: 16: Hoare triple {8458#(<= 2 |fibo1_#in~n|)} assume true; {8458#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:44,929 INFO L284 TraceCheckUtils]: 17: Hoare quadruple {8458#(<= 2 |fibo1_#in~n|)} {8362#(= fibo2_~n |fibo2_#in~n|)} #51#return; {8413#(<= 4 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:44,929 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:44,929 INFO L290 TraceCheckUtils]: 1: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:44,930 INFO L290 TraceCheckUtils]: 2: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:44,930 INFO L272 TraceCheckUtils]: 3: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:44,930 INFO L290 TraceCheckUtils]: 4: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:44,930 INFO L290 TraceCheckUtils]: 5: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:44,930 INFO L290 TraceCheckUtils]: 6: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:44,930 INFO L272 TraceCheckUtils]: 7: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:44,930 INFO L290 TraceCheckUtils]: 8: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:44,930 INFO L290 TraceCheckUtils]: 9: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:44,931 INFO L290 TraceCheckUtils]: 10: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:44,931 INFO L272 TraceCheckUtils]: 11: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:44,931 INFO L290 TraceCheckUtils]: 12: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:44,931 INFO L290 TraceCheckUtils]: 13: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:44,931 INFO L290 TraceCheckUtils]: 14: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:44,931 INFO L290 TraceCheckUtils]: 15: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:44,931 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:44,931 INFO L290 TraceCheckUtils]: 17: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:44,931 INFO L272 TraceCheckUtils]: 18: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:44,931 INFO L290 TraceCheckUtils]: 19: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:44,932 INFO L290 TraceCheckUtils]: 20: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:44,932 INFO L290 TraceCheckUtils]: 21: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:44,932 INFO L284 TraceCheckUtils]: 22: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:44,932 INFO L290 TraceCheckUtils]: 23: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:44,932 INFO L290 TraceCheckUtils]: 24: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:44,932 INFO L284 TraceCheckUtils]: 25: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:44,932 INFO L290 TraceCheckUtils]: 26: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:44,932 INFO L272 TraceCheckUtils]: 27: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:44,932 INFO L290 TraceCheckUtils]: 28: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:44,933 INFO L290 TraceCheckUtils]: 29: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:44,933 INFO L290 TraceCheckUtils]: 30: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:44,933 INFO L290 TraceCheckUtils]: 31: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:44,933 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:44,933 INFO L290 TraceCheckUtils]: 33: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:44,933 INFO L290 TraceCheckUtils]: 34: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:44,934 INFO L284 TraceCheckUtils]: 35: Hoare quadruple {7674#true} {8362#(= fibo2_~n |fibo2_#in~n|)} #49#return; {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:44,934 INFO L290 TraceCheckUtils]: 36: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:44,934 INFO L272 TraceCheckUtils]: 37: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:44,935 INFO L290 TraceCheckUtils]: 38: Hoare triple {7674#true} ~n := #in~n; {8446#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:44,935 INFO L290 TraceCheckUtils]: 39: Hoare triple {8446#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {8447#(and (= fibo1_~n |fibo1_#in~n|) (< 0 fibo1_~n))} is VALID [2022-02-20 18:15:44,936 INFO L290 TraceCheckUtils]: 40: Hoare triple {8447#(and (= fibo1_~n |fibo1_#in~n|) (< 0 fibo1_~n))} assume !(1 == ~n); {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:44,936 INFO L272 TraceCheckUtils]: 41: Hoare triple {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:44,936 INFO L290 TraceCheckUtils]: 42: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:44,936 INFO L290 TraceCheckUtils]: 43: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:44,936 INFO L290 TraceCheckUtils]: 44: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:44,936 INFO L290 TraceCheckUtils]: 45: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:44,937 INFO L284 TraceCheckUtils]: 46: Hoare quadruple {7674#true} {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #53#return; {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:44,937 INFO L290 TraceCheckUtils]: 47: Hoare triple {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:44,937 INFO L272 TraceCheckUtils]: 48: Hoare triple {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:44,938 INFO L290 TraceCheckUtils]: 49: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:44,938 INFO L290 TraceCheckUtils]: 50: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:44,938 INFO L290 TraceCheckUtils]: 51: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:44,939 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {7674#true} {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #55#return; {8458#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:44,939 INFO L290 TraceCheckUtils]: 53: Hoare triple {8458#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {8458#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:44,939 INFO L290 TraceCheckUtils]: 54: Hoare triple {8458#(<= 2 |fibo1_#in~n|)} assume true; {8458#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:44,940 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {8458#(<= 2 |fibo1_#in~n|)} {8362#(= fibo2_~n |fibo2_#in~n|)} #51#return; {8413#(<= 4 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:44,941 INFO L290 TraceCheckUtils]: 56: Hoare triple {8413#(<= 4 |fibo2_#in~n|)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {8413#(<= 4 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:44,941 INFO L290 TraceCheckUtils]: 57: Hoare triple {8413#(<= 4 |fibo2_#in~n|)} assume true; {8413#(<= 4 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:44,942 INFO L284 TraceCheckUtils]: 58: Hoare quadruple {8413#(<= 4 |fibo2_#in~n|)} {7674#true} #53#return; {8343#(<= 5 fibo1_~n)} is VALID [2022-02-20 18:15:44,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-02-20 18:15:44,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:44,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:44,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:44,993 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {8446#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:44,994 INFO L290 TraceCheckUtils]: 1: Hoare triple {8446#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {8446#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:44,994 INFO L290 TraceCheckUtils]: 2: Hoare triple {8446#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {8470#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:44,995 INFO L290 TraceCheckUtils]: 3: Hoare triple {8470#(<= |fibo1_#in~n| 1)} assume true; {8470#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:44,996 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {8470#(<= |fibo1_#in~n| 1)} {8362#(= fibo2_~n |fibo2_#in~n|)} #49#return; {8464#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:44,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-02-20 18:15:44,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:45,006 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,007 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,007 INFO L290 TraceCheckUtils]: 2: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,008 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {7674#true} {8464#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} #51#return; {8469#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:45,009 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,009 INFO L290 TraceCheckUtils]: 1: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,009 INFO L290 TraceCheckUtils]: 2: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,010 INFO L272 TraceCheckUtils]: 3: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,010 INFO L290 TraceCheckUtils]: 4: Hoare triple {7674#true} ~n := #in~n; {8446#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:45,010 INFO L290 TraceCheckUtils]: 5: Hoare triple {8446#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {8446#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:45,011 INFO L290 TraceCheckUtils]: 6: Hoare triple {8446#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {8470#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:45,011 INFO L290 TraceCheckUtils]: 7: Hoare triple {8470#(<= |fibo1_#in~n| 1)} assume true; {8470#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:45,013 INFO L284 TraceCheckUtils]: 8: Hoare quadruple {8470#(<= |fibo1_#in~n| 1)} {8362#(= fibo2_~n |fibo2_#in~n|)} #49#return; {8464#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:45,013 INFO L290 TraceCheckUtils]: 9: Hoare triple {8464#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {8464#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:45,013 INFO L272 TraceCheckUtils]: 10: Hoare triple {8464#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,014 INFO L290 TraceCheckUtils]: 11: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,014 INFO L290 TraceCheckUtils]: 12: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,014 INFO L290 TraceCheckUtils]: 13: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,015 INFO L284 TraceCheckUtils]: 14: Hoare quadruple {7674#true} {8464#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} #51#return; {8469#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:45,015 INFO L290 TraceCheckUtils]: 15: Hoare triple {8469#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {8469#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:45,016 INFO L290 TraceCheckUtils]: 16: Hoare triple {8469#(<= |fibo2_#in~n| 2)} assume true; {8469#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:45,017 INFO L284 TraceCheckUtils]: 17: Hoare quadruple {8469#(<= |fibo2_#in~n| 2)} {8343#(<= 5 fibo1_~n)} #55#return; {7675#false} is VALID [2022-02-20 18:15:45,017 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,017 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,017 INFO L290 TraceCheckUtils]: 2: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,018 INFO L272 TraceCheckUtils]: 3: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,018 INFO L290 TraceCheckUtils]: 4: Hoare triple {7674#true} ~n := #in~n; {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,018 INFO L290 TraceCheckUtils]: 5: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,019 INFO L290 TraceCheckUtils]: 6: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,019 INFO L272 TraceCheckUtils]: 7: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,019 INFO L290 TraceCheckUtils]: 8: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,019 INFO L290 TraceCheckUtils]: 9: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,019 INFO L290 TraceCheckUtils]: 10: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,020 INFO L272 TraceCheckUtils]: 11: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,020 INFO L290 TraceCheckUtils]: 12: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,020 INFO L290 TraceCheckUtils]: 13: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,020 INFO L290 TraceCheckUtils]: 14: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,020 INFO L272 TraceCheckUtils]: 15: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,021 INFO L290 TraceCheckUtils]: 16: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,021 INFO L290 TraceCheckUtils]: 17: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,021 INFO L290 TraceCheckUtils]: 18: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,021 INFO L290 TraceCheckUtils]: 19: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,021 INFO L284 TraceCheckUtils]: 20: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:45,022 INFO L290 TraceCheckUtils]: 21: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,022 INFO L272 TraceCheckUtils]: 22: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,022 INFO L290 TraceCheckUtils]: 23: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,022 INFO L290 TraceCheckUtils]: 24: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,022 INFO L290 TraceCheckUtils]: 25: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,023 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:45,023 INFO L290 TraceCheckUtils]: 27: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:45,023 INFO L290 TraceCheckUtils]: 28: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,023 INFO L284 TraceCheckUtils]: 29: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:45,023 INFO L290 TraceCheckUtils]: 30: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,023 INFO L272 TraceCheckUtils]: 31: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,024 INFO L290 TraceCheckUtils]: 32: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,024 INFO L290 TraceCheckUtils]: 33: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,024 INFO L290 TraceCheckUtils]: 34: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,024 INFO L290 TraceCheckUtils]: 35: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,024 INFO L284 TraceCheckUtils]: 36: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:45,025 INFO L290 TraceCheckUtils]: 37: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:45,025 INFO L290 TraceCheckUtils]: 38: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,026 INFO L284 TraceCheckUtils]: 39: Hoare quadruple {7674#true} {8362#(= fibo2_~n |fibo2_#in~n|)} #49#return; {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,026 INFO L290 TraceCheckUtils]: 40: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,026 INFO L272 TraceCheckUtils]: 41: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,027 INFO L290 TraceCheckUtils]: 42: Hoare triple {7674#true} ~n := #in~n; {8446#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:45,027 INFO L290 TraceCheckUtils]: 43: Hoare triple {8446#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {8447#(and (= fibo1_~n |fibo1_#in~n|) (< 0 fibo1_~n))} is VALID [2022-02-20 18:15:45,028 INFO L290 TraceCheckUtils]: 44: Hoare triple {8447#(and (= fibo1_~n |fibo1_#in~n|) (< 0 fibo1_~n))} assume !(1 == ~n); {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:45,028 INFO L272 TraceCheckUtils]: 45: Hoare triple {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,028 INFO L290 TraceCheckUtils]: 46: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,028 INFO L290 TraceCheckUtils]: 47: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,029 INFO L290 TraceCheckUtils]: 48: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,029 INFO L290 TraceCheckUtils]: 49: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,030 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {7674#true} {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #53#return; {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:45,030 INFO L290 TraceCheckUtils]: 51: Hoare triple {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:45,030 INFO L272 TraceCheckUtils]: 52: Hoare triple {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,031 INFO L290 TraceCheckUtils]: 53: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,031 INFO L290 TraceCheckUtils]: 54: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,031 INFO L290 TraceCheckUtils]: 55: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,032 INFO L284 TraceCheckUtils]: 56: Hoare quadruple {7674#true} {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #55#return; {8458#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:45,033 INFO L290 TraceCheckUtils]: 57: Hoare triple {8458#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {8458#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:45,033 INFO L290 TraceCheckUtils]: 58: Hoare triple {8458#(<= 2 |fibo1_#in~n|)} assume true; {8458#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:45,034 INFO L284 TraceCheckUtils]: 59: Hoare quadruple {8458#(<= 2 |fibo1_#in~n|)} {8362#(= fibo2_~n |fibo2_#in~n|)} #51#return; {8413#(<= 4 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,034 INFO L290 TraceCheckUtils]: 60: Hoare triple {8413#(<= 4 |fibo2_#in~n|)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {8413#(<= 4 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,035 INFO L290 TraceCheckUtils]: 61: Hoare triple {8413#(<= 4 |fibo2_#in~n|)} assume true; {8413#(<= 4 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,036 INFO L284 TraceCheckUtils]: 62: Hoare quadruple {8413#(<= 4 |fibo2_#in~n|)} {7674#true} #53#return; {8343#(<= 5 fibo1_~n)} is VALID [2022-02-20 18:15:45,036 INFO L290 TraceCheckUtils]: 63: Hoare triple {8343#(<= 5 fibo1_~n)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {8343#(<= 5 fibo1_~n)} is VALID [2022-02-20 18:15:45,036 INFO L272 TraceCheckUtils]: 64: Hoare triple {8343#(<= 5 fibo1_~n)} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,037 INFO L290 TraceCheckUtils]: 65: Hoare triple {7674#true} ~n := #in~n; {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,037 INFO L290 TraceCheckUtils]: 66: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,037 INFO L290 TraceCheckUtils]: 67: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,038 INFO L272 TraceCheckUtils]: 68: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,038 INFO L290 TraceCheckUtils]: 69: Hoare triple {7674#true} ~n := #in~n; {8446#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:45,038 INFO L290 TraceCheckUtils]: 70: Hoare triple {8446#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {8446#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:45,039 INFO L290 TraceCheckUtils]: 71: Hoare triple {8446#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {8470#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:45,039 INFO L290 TraceCheckUtils]: 72: Hoare triple {8470#(<= |fibo1_#in~n| 1)} assume true; {8470#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:45,040 INFO L284 TraceCheckUtils]: 73: Hoare quadruple {8470#(<= |fibo1_#in~n| 1)} {8362#(= fibo2_~n |fibo2_#in~n|)} #49#return; {8464#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:45,041 INFO L290 TraceCheckUtils]: 74: Hoare triple {8464#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {8464#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:45,041 INFO L272 TraceCheckUtils]: 75: Hoare triple {8464#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,041 INFO L290 TraceCheckUtils]: 76: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,041 INFO L290 TraceCheckUtils]: 77: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,042 INFO L290 TraceCheckUtils]: 78: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,043 INFO L284 TraceCheckUtils]: 79: Hoare quadruple {7674#true} {8464#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} #51#return; {8469#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:45,043 INFO L290 TraceCheckUtils]: 80: Hoare triple {8469#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {8469#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:45,043 INFO L290 TraceCheckUtils]: 81: Hoare triple {8469#(<= |fibo2_#in~n| 2)} assume true; {8469#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:45,044 INFO L284 TraceCheckUtils]: 82: Hoare quadruple {8469#(<= |fibo2_#in~n| 2)} {8343#(<= 5 fibo1_~n)} #55#return; {7675#false} is VALID [2022-02-20 18:15:45,045 INFO L290 TraceCheckUtils]: 83: Hoare triple {7675#false} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7675#false} is VALID [2022-02-20 18:15:45,045 INFO L290 TraceCheckUtils]: 84: Hoare triple {7675#false} assume true; {7675#false} is VALID [2022-02-20 18:15:45,045 INFO L284 TraceCheckUtils]: 85: Hoare quadruple {7675#false} {7674#true} #49#return; {7675#false} is VALID [2022-02-20 18:15:45,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-02-20 18:15:45,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:45,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:45,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:45,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:45,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:45,068 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,068 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,068 INFO L290 TraceCheckUtils]: 2: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,068 INFO L290 TraceCheckUtils]: 3: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,069 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:45,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-02-20 18:15:45,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:45,072 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,073 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,073 INFO L290 TraceCheckUtils]: 2: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,073 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:45,073 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,073 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,074 INFO L290 TraceCheckUtils]: 2: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,074 INFO L272 TraceCheckUtils]: 3: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,074 INFO L290 TraceCheckUtils]: 4: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,074 INFO L290 TraceCheckUtils]: 5: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,074 INFO L290 TraceCheckUtils]: 6: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,075 INFO L290 TraceCheckUtils]: 7: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,075 INFO L284 TraceCheckUtils]: 8: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:45,075 INFO L290 TraceCheckUtils]: 9: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,075 INFO L272 TraceCheckUtils]: 10: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,075 INFO L290 TraceCheckUtils]: 11: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,076 INFO L290 TraceCheckUtils]: 12: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,076 INFO L290 TraceCheckUtils]: 13: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,076 INFO L284 TraceCheckUtils]: 14: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:45,076 INFO L290 TraceCheckUtils]: 15: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:45,076 INFO L290 TraceCheckUtils]: 16: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,077 INFO L284 TraceCheckUtils]: 17: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:45,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-02-20 18:15:45,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:45,081 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,081 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,081 INFO L290 TraceCheckUtils]: 2: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,081 INFO L290 TraceCheckUtils]: 3: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,082 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:45,082 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,082 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,082 INFO L290 TraceCheckUtils]: 2: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,082 INFO L272 TraceCheckUtils]: 3: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,083 INFO L290 TraceCheckUtils]: 4: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,083 INFO L290 TraceCheckUtils]: 5: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,083 INFO L290 TraceCheckUtils]: 6: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,083 INFO L272 TraceCheckUtils]: 7: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,083 INFO L290 TraceCheckUtils]: 8: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,083 INFO L290 TraceCheckUtils]: 9: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,084 INFO L290 TraceCheckUtils]: 10: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,084 INFO L290 TraceCheckUtils]: 11: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,084 INFO L284 TraceCheckUtils]: 12: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:45,084 INFO L290 TraceCheckUtils]: 13: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,084 INFO L272 TraceCheckUtils]: 14: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,085 INFO L290 TraceCheckUtils]: 15: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,085 INFO L290 TraceCheckUtils]: 16: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,085 INFO L290 TraceCheckUtils]: 17: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,085 INFO L284 TraceCheckUtils]: 18: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:45,085 INFO L290 TraceCheckUtils]: 19: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:45,085 INFO L290 TraceCheckUtils]: 20: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,086 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:45,086 INFO L290 TraceCheckUtils]: 22: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,086 INFO L272 TraceCheckUtils]: 23: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,086 INFO L290 TraceCheckUtils]: 24: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,086 INFO L290 TraceCheckUtils]: 25: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,087 INFO L290 TraceCheckUtils]: 26: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,087 INFO L290 TraceCheckUtils]: 27: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,087 INFO L284 TraceCheckUtils]: 28: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:45,087 INFO L290 TraceCheckUtils]: 29: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:45,087 INFO L290 TraceCheckUtils]: 30: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,088 INFO L284 TraceCheckUtils]: 31: Hoare quadruple {7674#true} {7675#false} #51#return; {7675#false} is VALID [2022-02-20 18:15:45,088 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,088 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,088 INFO L290 TraceCheckUtils]: 2: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,088 INFO L272 TraceCheckUtils]: 3: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,089 INFO L290 TraceCheckUtils]: 4: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,089 INFO L290 TraceCheckUtils]: 5: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,089 INFO L290 TraceCheckUtils]: 6: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,089 INFO L272 TraceCheckUtils]: 7: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,090 INFO L290 TraceCheckUtils]: 8: Hoare triple {7674#true} ~n := #in~n; {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,090 INFO L290 TraceCheckUtils]: 9: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,090 INFO L290 TraceCheckUtils]: 10: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,091 INFO L272 TraceCheckUtils]: 11: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,091 INFO L290 TraceCheckUtils]: 12: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,091 INFO L290 TraceCheckUtils]: 13: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,091 INFO L290 TraceCheckUtils]: 14: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,091 INFO L272 TraceCheckUtils]: 15: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,092 INFO L290 TraceCheckUtils]: 16: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,092 INFO L290 TraceCheckUtils]: 17: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,092 INFO L290 TraceCheckUtils]: 18: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,092 INFO L272 TraceCheckUtils]: 19: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,092 INFO L290 TraceCheckUtils]: 20: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,092 INFO L290 TraceCheckUtils]: 21: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,093 INFO L290 TraceCheckUtils]: 22: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,093 INFO L290 TraceCheckUtils]: 23: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,093 INFO L284 TraceCheckUtils]: 24: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:45,093 INFO L290 TraceCheckUtils]: 25: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,093 INFO L272 TraceCheckUtils]: 26: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,094 INFO L290 TraceCheckUtils]: 27: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,094 INFO L290 TraceCheckUtils]: 28: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,094 INFO L290 TraceCheckUtils]: 29: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,094 INFO L284 TraceCheckUtils]: 30: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:45,094 INFO L290 TraceCheckUtils]: 31: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:45,094 INFO L290 TraceCheckUtils]: 32: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,095 INFO L284 TraceCheckUtils]: 33: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:45,095 INFO L290 TraceCheckUtils]: 34: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,095 INFO L272 TraceCheckUtils]: 35: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,095 INFO L290 TraceCheckUtils]: 36: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,095 INFO L290 TraceCheckUtils]: 37: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,096 INFO L290 TraceCheckUtils]: 38: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,096 INFO L290 TraceCheckUtils]: 39: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,096 INFO L284 TraceCheckUtils]: 40: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:45,096 INFO L290 TraceCheckUtils]: 41: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:45,096 INFO L290 TraceCheckUtils]: 42: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,097 INFO L284 TraceCheckUtils]: 43: Hoare quadruple {7674#true} {8362#(= fibo2_~n |fibo2_#in~n|)} #49#return; {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,098 INFO L290 TraceCheckUtils]: 44: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,098 INFO L272 TraceCheckUtils]: 45: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,098 INFO L290 TraceCheckUtils]: 46: Hoare triple {7674#true} ~n := #in~n; {8446#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:45,099 INFO L290 TraceCheckUtils]: 47: Hoare triple {8446#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {8447#(and (= fibo1_~n |fibo1_#in~n|) (< 0 fibo1_~n))} is VALID [2022-02-20 18:15:45,099 INFO L290 TraceCheckUtils]: 48: Hoare triple {8447#(and (= fibo1_~n |fibo1_#in~n|) (< 0 fibo1_~n))} assume !(1 == ~n); {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:45,100 INFO L272 TraceCheckUtils]: 49: Hoare triple {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,100 INFO L290 TraceCheckUtils]: 50: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,100 INFO L290 TraceCheckUtils]: 51: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,100 INFO L290 TraceCheckUtils]: 52: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,100 INFO L290 TraceCheckUtils]: 53: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,101 INFO L284 TraceCheckUtils]: 54: Hoare quadruple {7674#true} {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #53#return; {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:45,102 INFO L290 TraceCheckUtils]: 55: Hoare triple {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:45,102 INFO L272 TraceCheckUtils]: 56: Hoare triple {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,102 INFO L290 TraceCheckUtils]: 57: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,102 INFO L290 TraceCheckUtils]: 58: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,102 INFO L290 TraceCheckUtils]: 59: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,104 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {7674#true} {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #55#return; {8458#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:45,104 INFO L290 TraceCheckUtils]: 61: Hoare triple {8458#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {8458#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:45,104 INFO L290 TraceCheckUtils]: 62: Hoare triple {8458#(<= 2 |fibo1_#in~n|)} assume true; {8458#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:45,105 INFO L284 TraceCheckUtils]: 63: Hoare quadruple {8458#(<= 2 |fibo1_#in~n|)} {8362#(= fibo2_~n |fibo2_#in~n|)} #51#return; {8413#(<= 4 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,106 INFO L290 TraceCheckUtils]: 64: Hoare triple {8413#(<= 4 |fibo2_#in~n|)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {8413#(<= 4 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,106 INFO L290 TraceCheckUtils]: 65: Hoare triple {8413#(<= 4 |fibo2_#in~n|)} assume true; {8413#(<= 4 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,107 INFO L284 TraceCheckUtils]: 66: Hoare quadruple {8413#(<= 4 |fibo2_#in~n|)} {7674#true} #53#return; {8343#(<= 5 fibo1_~n)} is VALID [2022-02-20 18:15:45,108 INFO L290 TraceCheckUtils]: 67: Hoare triple {8343#(<= 5 fibo1_~n)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {8343#(<= 5 fibo1_~n)} is VALID [2022-02-20 18:15:45,108 INFO L272 TraceCheckUtils]: 68: Hoare triple {8343#(<= 5 fibo1_~n)} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,108 INFO L290 TraceCheckUtils]: 69: Hoare triple {7674#true} ~n := #in~n; {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,109 INFO L290 TraceCheckUtils]: 70: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,109 INFO L290 TraceCheckUtils]: 71: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,109 INFO L272 TraceCheckUtils]: 72: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,109 INFO L290 TraceCheckUtils]: 73: Hoare triple {7674#true} ~n := #in~n; {8446#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:45,110 INFO L290 TraceCheckUtils]: 74: Hoare triple {8446#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {8446#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:45,110 INFO L290 TraceCheckUtils]: 75: Hoare triple {8446#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {8470#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:45,111 INFO L290 TraceCheckUtils]: 76: Hoare triple {8470#(<= |fibo1_#in~n| 1)} assume true; {8470#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:45,112 INFO L284 TraceCheckUtils]: 77: Hoare quadruple {8470#(<= |fibo1_#in~n| 1)} {8362#(= fibo2_~n |fibo2_#in~n|)} #49#return; {8464#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:45,112 INFO L290 TraceCheckUtils]: 78: Hoare triple {8464#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {8464#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:45,113 INFO L272 TraceCheckUtils]: 79: Hoare triple {8464#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,113 INFO L290 TraceCheckUtils]: 80: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,113 INFO L290 TraceCheckUtils]: 81: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,113 INFO L290 TraceCheckUtils]: 82: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,114 INFO L284 TraceCheckUtils]: 83: Hoare quadruple {7674#true} {8464#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} #51#return; {8469#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:45,115 INFO L290 TraceCheckUtils]: 84: Hoare triple {8469#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {8469#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:45,115 INFO L290 TraceCheckUtils]: 85: Hoare triple {8469#(<= |fibo2_#in~n| 2)} assume true; {8469#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:45,116 INFO L284 TraceCheckUtils]: 86: Hoare quadruple {8469#(<= |fibo2_#in~n| 2)} {8343#(<= 5 fibo1_~n)} #55#return; {7675#false} is VALID [2022-02-20 18:15:45,116 INFO L290 TraceCheckUtils]: 87: Hoare triple {7675#false} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7675#false} is VALID [2022-02-20 18:15:45,116 INFO L290 TraceCheckUtils]: 88: Hoare triple {7675#false} assume true; {7675#false} is VALID [2022-02-20 18:15:45,117 INFO L284 TraceCheckUtils]: 89: Hoare quadruple {7675#false} {7674#true} #49#return; {7675#false} is VALID [2022-02-20 18:15:45,117 INFO L290 TraceCheckUtils]: 90: Hoare triple {7675#false} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7675#false} is VALID [2022-02-20 18:15:45,117 INFO L272 TraceCheckUtils]: 91: Hoare triple {7675#false} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,117 INFO L290 TraceCheckUtils]: 92: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,117 INFO L290 TraceCheckUtils]: 93: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,117 INFO L290 TraceCheckUtils]: 94: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,118 INFO L272 TraceCheckUtils]: 95: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,118 INFO L290 TraceCheckUtils]: 96: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,118 INFO L290 TraceCheckUtils]: 97: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,118 INFO L290 TraceCheckUtils]: 98: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,118 INFO L272 TraceCheckUtils]: 99: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,118 INFO L290 TraceCheckUtils]: 100: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,119 INFO L290 TraceCheckUtils]: 101: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,119 INFO L290 TraceCheckUtils]: 102: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,119 INFO L290 TraceCheckUtils]: 103: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,119 INFO L284 TraceCheckUtils]: 104: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:45,119 INFO L290 TraceCheckUtils]: 105: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,120 INFO L272 TraceCheckUtils]: 106: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,120 INFO L290 TraceCheckUtils]: 107: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,120 INFO L290 TraceCheckUtils]: 108: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,120 INFO L290 TraceCheckUtils]: 109: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,120 INFO L284 TraceCheckUtils]: 110: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:45,120 INFO L290 TraceCheckUtils]: 111: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:45,121 INFO L290 TraceCheckUtils]: 112: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,121 INFO L284 TraceCheckUtils]: 113: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:45,121 INFO L290 TraceCheckUtils]: 114: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,121 INFO L272 TraceCheckUtils]: 115: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,121 INFO L290 TraceCheckUtils]: 116: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,122 INFO L290 TraceCheckUtils]: 117: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,122 INFO L290 TraceCheckUtils]: 118: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,122 INFO L290 TraceCheckUtils]: 119: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,122 INFO L284 TraceCheckUtils]: 120: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:45,122 INFO L290 TraceCheckUtils]: 121: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:45,122 INFO L290 TraceCheckUtils]: 122: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,123 INFO L284 TraceCheckUtils]: 123: Hoare quadruple {7674#true} {7675#false} #51#return; {7675#false} is VALID [2022-02-20 18:15:45,123 INFO L290 TraceCheckUtils]: 124: Hoare triple {7675#false} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7675#false} is VALID [2022-02-20 18:15:45,123 INFO L290 TraceCheckUtils]: 125: Hoare triple {7675#false} assume true; {7675#false} is VALID [2022-02-20 18:15:45,123 INFO L284 TraceCheckUtils]: 126: Hoare quadruple {7675#false} {7674#true} #53#return; {7675#false} is VALID [2022-02-20 18:15:45,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-02-20 18:15:45,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:45,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:45,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:45,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:45,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:45,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:45,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:45,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:45,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:45,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:45,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:45,216 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,216 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,216 INFO L290 TraceCheckUtils]: 2: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,217 INFO L290 TraceCheckUtils]: 3: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,217 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:45,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-02-20 18:15:45,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:45,220 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,221 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,221 INFO L290 TraceCheckUtils]: 2: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,221 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:45,221 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,222 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,222 INFO L290 TraceCheckUtils]: 2: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,222 INFO L272 TraceCheckUtils]: 3: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,222 INFO L290 TraceCheckUtils]: 4: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,222 INFO L290 TraceCheckUtils]: 5: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,223 INFO L290 TraceCheckUtils]: 6: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,223 INFO L290 TraceCheckUtils]: 7: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,223 INFO L284 TraceCheckUtils]: 8: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:45,223 INFO L290 TraceCheckUtils]: 9: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,223 INFO L272 TraceCheckUtils]: 10: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,224 INFO L290 TraceCheckUtils]: 11: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,224 INFO L290 TraceCheckUtils]: 12: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,224 INFO L290 TraceCheckUtils]: 13: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,224 INFO L284 TraceCheckUtils]: 14: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:45,224 INFO L290 TraceCheckUtils]: 15: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:45,225 INFO L290 TraceCheckUtils]: 16: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,225 INFO L284 TraceCheckUtils]: 17: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:45,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-02-20 18:15:45,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:45,229 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,229 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,229 INFO L290 TraceCheckUtils]: 2: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,229 INFO L290 TraceCheckUtils]: 3: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,230 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:45,230 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,230 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,230 INFO L290 TraceCheckUtils]: 2: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,230 INFO L272 TraceCheckUtils]: 3: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,231 INFO L290 TraceCheckUtils]: 4: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,231 INFO L290 TraceCheckUtils]: 5: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,231 INFO L290 TraceCheckUtils]: 6: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,231 INFO L272 TraceCheckUtils]: 7: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,231 INFO L290 TraceCheckUtils]: 8: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,232 INFO L290 TraceCheckUtils]: 9: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,232 INFO L290 TraceCheckUtils]: 10: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,232 INFO L290 TraceCheckUtils]: 11: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,232 INFO L284 TraceCheckUtils]: 12: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:45,232 INFO L290 TraceCheckUtils]: 13: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,233 INFO L272 TraceCheckUtils]: 14: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,233 INFO L290 TraceCheckUtils]: 15: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,233 INFO L290 TraceCheckUtils]: 16: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,233 INFO L290 TraceCheckUtils]: 17: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,233 INFO L284 TraceCheckUtils]: 18: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:45,234 INFO L290 TraceCheckUtils]: 19: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:45,234 INFO L290 TraceCheckUtils]: 20: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,234 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:45,234 INFO L290 TraceCheckUtils]: 22: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,234 INFO L272 TraceCheckUtils]: 23: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,235 INFO L290 TraceCheckUtils]: 24: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,235 INFO L290 TraceCheckUtils]: 25: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,235 INFO L290 TraceCheckUtils]: 26: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,235 INFO L290 TraceCheckUtils]: 27: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,235 INFO L284 TraceCheckUtils]: 28: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:45,236 INFO L290 TraceCheckUtils]: 29: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:45,236 INFO L290 TraceCheckUtils]: 30: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,236 INFO L284 TraceCheckUtils]: 31: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:45,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-02-20 18:15:45,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:45,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:45,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:45,249 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,250 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,250 INFO L290 TraceCheckUtils]: 2: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,250 INFO L290 TraceCheckUtils]: 3: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,251 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:45,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-02-20 18:15:45,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:45,254 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,255 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,255 INFO L290 TraceCheckUtils]: 2: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,255 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:45,255 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,255 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,256 INFO L290 TraceCheckUtils]: 2: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,256 INFO L272 TraceCheckUtils]: 3: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,256 INFO L290 TraceCheckUtils]: 4: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,256 INFO L290 TraceCheckUtils]: 5: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,256 INFO L290 TraceCheckUtils]: 6: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,257 INFO L290 TraceCheckUtils]: 7: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,257 INFO L284 TraceCheckUtils]: 8: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:45,257 INFO L290 TraceCheckUtils]: 9: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,257 INFO L272 TraceCheckUtils]: 10: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,257 INFO L290 TraceCheckUtils]: 11: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,258 INFO L290 TraceCheckUtils]: 12: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,258 INFO L290 TraceCheckUtils]: 13: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,258 INFO L284 TraceCheckUtils]: 14: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:45,258 INFO L290 TraceCheckUtils]: 15: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:45,258 INFO L290 TraceCheckUtils]: 16: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,259 INFO L284 TraceCheckUtils]: 17: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:45,259 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,259 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,259 INFO L290 TraceCheckUtils]: 2: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,259 INFO L272 TraceCheckUtils]: 3: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,260 INFO L290 TraceCheckUtils]: 4: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,260 INFO L290 TraceCheckUtils]: 5: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,260 INFO L290 TraceCheckUtils]: 6: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,260 INFO L272 TraceCheckUtils]: 7: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,260 INFO L290 TraceCheckUtils]: 8: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,261 INFO L290 TraceCheckUtils]: 9: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,261 INFO L290 TraceCheckUtils]: 10: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,261 INFO L272 TraceCheckUtils]: 11: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,261 INFO L290 TraceCheckUtils]: 12: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,261 INFO L290 TraceCheckUtils]: 13: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,262 INFO L290 TraceCheckUtils]: 14: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,262 INFO L290 TraceCheckUtils]: 15: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,262 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:45,262 INFO L290 TraceCheckUtils]: 17: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,262 INFO L272 TraceCheckUtils]: 18: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,263 INFO L290 TraceCheckUtils]: 19: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,263 INFO L290 TraceCheckUtils]: 20: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,263 INFO L290 TraceCheckUtils]: 21: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,263 INFO L284 TraceCheckUtils]: 22: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:45,263 INFO L290 TraceCheckUtils]: 23: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:45,263 INFO L290 TraceCheckUtils]: 24: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,264 INFO L284 TraceCheckUtils]: 25: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:45,264 INFO L290 TraceCheckUtils]: 26: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,264 INFO L272 TraceCheckUtils]: 27: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,264 INFO L290 TraceCheckUtils]: 28: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,264 INFO L290 TraceCheckUtils]: 29: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,265 INFO L290 TraceCheckUtils]: 30: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,265 INFO L290 TraceCheckUtils]: 31: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,265 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:45,265 INFO L290 TraceCheckUtils]: 33: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:45,265 INFO L290 TraceCheckUtils]: 34: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,266 INFO L284 TraceCheckUtils]: 35: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:45,266 INFO L290 TraceCheckUtils]: 36: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,266 INFO L272 TraceCheckUtils]: 37: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,266 INFO L290 TraceCheckUtils]: 38: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,266 INFO L290 TraceCheckUtils]: 39: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,266 INFO L290 TraceCheckUtils]: 40: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,267 INFO L272 TraceCheckUtils]: 41: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,267 INFO L290 TraceCheckUtils]: 42: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,267 INFO L290 TraceCheckUtils]: 43: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,267 INFO L290 TraceCheckUtils]: 44: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,267 INFO L290 TraceCheckUtils]: 45: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,268 INFO L284 TraceCheckUtils]: 46: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:45,268 INFO L290 TraceCheckUtils]: 47: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,268 INFO L272 TraceCheckUtils]: 48: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,268 INFO L290 TraceCheckUtils]: 49: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,268 INFO L290 TraceCheckUtils]: 50: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,269 INFO L290 TraceCheckUtils]: 51: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,269 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:45,269 INFO L290 TraceCheckUtils]: 53: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:45,269 INFO L290 TraceCheckUtils]: 54: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,269 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:45,270 INFO L290 TraceCheckUtils]: 56: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:45,270 INFO L290 TraceCheckUtils]: 57: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,270 INFO L284 TraceCheckUtils]: 58: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:45,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-02-20 18:15:45,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:45,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:45,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:45,282 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,283 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,283 INFO L290 TraceCheckUtils]: 2: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,283 INFO L290 TraceCheckUtils]: 3: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,283 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:45,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-02-20 18:15:45,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:45,287 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,287 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,287 INFO L290 TraceCheckUtils]: 2: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,288 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:45,288 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,288 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,288 INFO L290 TraceCheckUtils]: 2: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,288 INFO L272 TraceCheckUtils]: 3: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,289 INFO L290 TraceCheckUtils]: 4: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,289 INFO L290 TraceCheckUtils]: 5: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,289 INFO L290 TraceCheckUtils]: 6: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,289 INFO L290 TraceCheckUtils]: 7: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,289 INFO L284 TraceCheckUtils]: 8: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:45,290 INFO L290 TraceCheckUtils]: 9: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,290 INFO L272 TraceCheckUtils]: 10: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,290 INFO L290 TraceCheckUtils]: 11: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,290 INFO L290 TraceCheckUtils]: 12: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,290 INFO L290 TraceCheckUtils]: 13: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,290 INFO L284 TraceCheckUtils]: 14: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:45,291 INFO L290 TraceCheckUtils]: 15: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:45,291 INFO L290 TraceCheckUtils]: 16: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,291 INFO L284 TraceCheckUtils]: 17: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:45,291 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,291 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,292 INFO L290 TraceCheckUtils]: 2: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,292 INFO L272 TraceCheckUtils]: 3: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,292 INFO L290 TraceCheckUtils]: 4: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,292 INFO L290 TraceCheckUtils]: 5: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,292 INFO L290 TraceCheckUtils]: 6: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,293 INFO L272 TraceCheckUtils]: 7: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,293 INFO L290 TraceCheckUtils]: 8: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,293 INFO L290 TraceCheckUtils]: 9: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,293 INFO L290 TraceCheckUtils]: 10: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,293 INFO L272 TraceCheckUtils]: 11: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,293 INFO L290 TraceCheckUtils]: 12: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,294 INFO L290 TraceCheckUtils]: 13: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,294 INFO L290 TraceCheckUtils]: 14: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,294 INFO L272 TraceCheckUtils]: 15: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,294 INFO L290 TraceCheckUtils]: 16: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,294 INFO L290 TraceCheckUtils]: 17: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,295 INFO L290 TraceCheckUtils]: 18: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,295 INFO L290 TraceCheckUtils]: 19: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,295 INFO L284 TraceCheckUtils]: 20: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:45,295 INFO L290 TraceCheckUtils]: 21: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,295 INFO L272 TraceCheckUtils]: 22: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,295 INFO L290 TraceCheckUtils]: 23: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,296 INFO L290 TraceCheckUtils]: 24: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,296 INFO L290 TraceCheckUtils]: 25: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,296 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:45,296 INFO L290 TraceCheckUtils]: 27: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:45,296 INFO L290 TraceCheckUtils]: 28: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,297 INFO L284 TraceCheckUtils]: 29: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:45,297 INFO L290 TraceCheckUtils]: 30: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,297 INFO L272 TraceCheckUtils]: 31: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,297 INFO L290 TraceCheckUtils]: 32: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,297 INFO L290 TraceCheckUtils]: 33: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,297 INFO L290 TraceCheckUtils]: 34: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,298 INFO L290 TraceCheckUtils]: 35: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,298 INFO L284 TraceCheckUtils]: 36: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:45,298 INFO L290 TraceCheckUtils]: 37: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:45,298 INFO L290 TraceCheckUtils]: 38: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,298 INFO L284 TraceCheckUtils]: 39: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:45,299 INFO L290 TraceCheckUtils]: 40: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,299 INFO L272 TraceCheckUtils]: 41: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,299 INFO L290 TraceCheckUtils]: 42: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,299 INFO L290 TraceCheckUtils]: 43: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,299 INFO L290 TraceCheckUtils]: 44: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,300 INFO L272 TraceCheckUtils]: 45: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,300 INFO L290 TraceCheckUtils]: 46: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,300 INFO L290 TraceCheckUtils]: 47: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,300 INFO L290 TraceCheckUtils]: 48: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,300 INFO L290 TraceCheckUtils]: 49: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,300 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:45,301 INFO L290 TraceCheckUtils]: 51: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,301 INFO L272 TraceCheckUtils]: 52: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,301 INFO L290 TraceCheckUtils]: 53: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,301 INFO L290 TraceCheckUtils]: 54: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,301 INFO L290 TraceCheckUtils]: 55: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,301 INFO L284 TraceCheckUtils]: 56: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:45,302 INFO L290 TraceCheckUtils]: 57: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:45,302 INFO L290 TraceCheckUtils]: 58: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,302 INFO L284 TraceCheckUtils]: 59: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:45,302 INFO L290 TraceCheckUtils]: 60: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:45,302 INFO L290 TraceCheckUtils]: 61: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,303 INFO L284 TraceCheckUtils]: 62: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:45,303 INFO L290 TraceCheckUtils]: 63: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,303 INFO L272 TraceCheckUtils]: 64: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,303 INFO L290 TraceCheckUtils]: 65: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,303 INFO L290 TraceCheckUtils]: 66: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,304 INFO L290 TraceCheckUtils]: 67: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,304 INFO L272 TraceCheckUtils]: 68: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,304 INFO L290 TraceCheckUtils]: 69: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,304 INFO L290 TraceCheckUtils]: 70: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,304 INFO L290 TraceCheckUtils]: 71: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,305 INFO L290 TraceCheckUtils]: 72: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,305 INFO L284 TraceCheckUtils]: 73: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:45,305 INFO L290 TraceCheckUtils]: 74: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,305 INFO L272 TraceCheckUtils]: 75: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,305 INFO L290 TraceCheckUtils]: 76: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,305 INFO L290 TraceCheckUtils]: 77: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,306 INFO L290 TraceCheckUtils]: 78: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,306 INFO L284 TraceCheckUtils]: 79: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:45,306 INFO L290 TraceCheckUtils]: 80: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:45,306 INFO L290 TraceCheckUtils]: 81: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,306 INFO L284 TraceCheckUtils]: 82: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:45,307 INFO L290 TraceCheckUtils]: 83: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:45,307 INFO L290 TraceCheckUtils]: 84: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,307 INFO L284 TraceCheckUtils]: 85: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:45,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-02-20 18:15:45,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:45,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:15:45,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:45,322 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,322 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,322 INFO L290 TraceCheckUtils]: 2: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,322 INFO L290 TraceCheckUtils]: 3: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,322 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:45,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-02-20 18:15:45,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:45,326 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,326 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,326 INFO L290 TraceCheckUtils]: 2: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,326 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:45,327 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,327 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,327 INFO L290 TraceCheckUtils]: 2: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,327 INFO L272 TraceCheckUtils]: 3: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,328 INFO L290 TraceCheckUtils]: 4: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,328 INFO L290 TraceCheckUtils]: 5: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,328 INFO L290 TraceCheckUtils]: 6: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,328 INFO L290 TraceCheckUtils]: 7: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,328 INFO L284 TraceCheckUtils]: 8: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:45,328 INFO L290 TraceCheckUtils]: 9: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,329 INFO L272 TraceCheckUtils]: 10: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,329 INFO L290 TraceCheckUtils]: 11: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,329 INFO L290 TraceCheckUtils]: 12: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,329 INFO L290 TraceCheckUtils]: 13: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,329 INFO L284 TraceCheckUtils]: 14: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:45,330 INFO L290 TraceCheckUtils]: 15: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:45,330 INFO L290 TraceCheckUtils]: 16: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,330 INFO L284 TraceCheckUtils]: 17: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:45,331 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,331 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,331 INFO L290 TraceCheckUtils]: 2: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,332 INFO L272 TraceCheckUtils]: 3: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,332 INFO L290 TraceCheckUtils]: 4: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,332 INFO L290 TraceCheckUtils]: 5: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,332 INFO L290 TraceCheckUtils]: 6: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,332 INFO L272 TraceCheckUtils]: 7: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,332 INFO L290 TraceCheckUtils]: 8: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,333 INFO L290 TraceCheckUtils]: 9: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,333 INFO L290 TraceCheckUtils]: 10: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,333 INFO L272 TraceCheckUtils]: 11: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,333 INFO L290 TraceCheckUtils]: 12: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,333 INFO L290 TraceCheckUtils]: 13: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,334 INFO L290 TraceCheckUtils]: 14: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,334 INFO L272 TraceCheckUtils]: 15: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,334 INFO L290 TraceCheckUtils]: 16: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,334 INFO L290 TraceCheckUtils]: 17: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,334 INFO L290 TraceCheckUtils]: 18: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,334 INFO L272 TraceCheckUtils]: 19: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,335 INFO L290 TraceCheckUtils]: 20: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,335 INFO L290 TraceCheckUtils]: 21: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,335 INFO L290 TraceCheckUtils]: 22: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,335 INFO L290 TraceCheckUtils]: 23: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,335 INFO L284 TraceCheckUtils]: 24: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:45,335 INFO L290 TraceCheckUtils]: 25: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,336 INFO L272 TraceCheckUtils]: 26: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,336 INFO L290 TraceCheckUtils]: 27: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,336 INFO L290 TraceCheckUtils]: 28: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,336 INFO L290 TraceCheckUtils]: 29: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,336 INFO L284 TraceCheckUtils]: 30: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:45,337 INFO L290 TraceCheckUtils]: 31: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:45,337 INFO L290 TraceCheckUtils]: 32: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,337 INFO L284 TraceCheckUtils]: 33: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:45,337 INFO L290 TraceCheckUtils]: 34: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,337 INFO L272 TraceCheckUtils]: 35: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,337 INFO L290 TraceCheckUtils]: 36: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,338 INFO L290 TraceCheckUtils]: 37: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,338 INFO L290 TraceCheckUtils]: 38: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,338 INFO L290 TraceCheckUtils]: 39: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,338 INFO L284 TraceCheckUtils]: 40: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:45,338 INFO L290 TraceCheckUtils]: 41: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:45,339 INFO L290 TraceCheckUtils]: 42: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,339 INFO L284 TraceCheckUtils]: 43: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:45,339 INFO L290 TraceCheckUtils]: 44: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,339 INFO L272 TraceCheckUtils]: 45: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,339 INFO L290 TraceCheckUtils]: 46: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,339 INFO L290 TraceCheckUtils]: 47: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,340 INFO L290 TraceCheckUtils]: 48: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,340 INFO L272 TraceCheckUtils]: 49: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,340 INFO L290 TraceCheckUtils]: 50: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,340 INFO L290 TraceCheckUtils]: 51: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,340 INFO L290 TraceCheckUtils]: 52: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,341 INFO L290 TraceCheckUtils]: 53: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,341 INFO L284 TraceCheckUtils]: 54: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:45,341 INFO L290 TraceCheckUtils]: 55: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,341 INFO L272 TraceCheckUtils]: 56: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,341 INFO L290 TraceCheckUtils]: 57: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,341 INFO L290 TraceCheckUtils]: 58: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,342 INFO L290 TraceCheckUtils]: 59: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,342 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:45,342 INFO L290 TraceCheckUtils]: 61: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:45,342 INFO L290 TraceCheckUtils]: 62: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,342 INFO L284 TraceCheckUtils]: 63: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:45,343 INFO L290 TraceCheckUtils]: 64: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:45,343 INFO L290 TraceCheckUtils]: 65: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,343 INFO L284 TraceCheckUtils]: 66: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:45,343 INFO L290 TraceCheckUtils]: 67: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,343 INFO L272 TraceCheckUtils]: 68: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,343 INFO L290 TraceCheckUtils]: 69: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,344 INFO L290 TraceCheckUtils]: 70: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,344 INFO L290 TraceCheckUtils]: 71: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,344 INFO L272 TraceCheckUtils]: 72: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,344 INFO L290 TraceCheckUtils]: 73: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,344 INFO L290 TraceCheckUtils]: 74: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,345 INFO L290 TraceCheckUtils]: 75: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,345 INFO L290 TraceCheckUtils]: 76: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,345 INFO L284 TraceCheckUtils]: 77: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:45,345 INFO L290 TraceCheckUtils]: 78: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,345 INFO L272 TraceCheckUtils]: 79: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,345 INFO L290 TraceCheckUtils]: 80: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,346 INFO L290 TraceCheckUtils]: 81: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,346 INFO L290 TraceCheckUtils]: 82: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,346 INFO L284 TraceCheckUtils]: 83: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:45,346 INFO L290 TraceCheckUtils]: 84: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:45,346 INFO L290 TraceCheckUtils]: 85: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,347 INFO L284 TraceCheckUtils]: 86: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:45,347 INFO L290 TraceCheckUtils]: 87: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:45,347 INFO L290 TraceCheckUtils]: 88: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,347 INFO L284 TraceCheckUtils]: 89: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:45,347 INFO L290 TraceCheckUtils]: 90: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,348 INFO L272 TraceCheckUtils]: 91: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,348 INFO L290 TraceCheckUtils]: 92: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,348 INFO L290 TraceCheckUtils]: 93: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,348 INFO L290 TraceCheckUtils]: 94: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,348 INFO L272 TraceCheckUtils]: 95: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,348 INFO L290 TraceCheckUtils]: 96: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,349 INFO L290 TraceCheckUtils]: 97: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,349 INFO L290 TraceCheckUtils]: 98: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,349 INFO L290 TraceCheckUtils]: 99: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,349 INFO L284 TraceCheckUtils]: 100: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:45,349 INFO L290 TraceCheckUtils]: 101: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,350 INFO L272 TraceCheckUtils]: 102: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,350 INFO L290 TraceCheckUtils]: 103: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,350 INFO L290 TraceCheckUtils]: 104: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,350 INFO L290 TraceCheckUtils]: 105: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,350 INFO L284 TraceCheckUtils]: 106: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:45,350 INFO L290 TraceCheckUtils]: 107: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:45,351 INFO L290 TraceCheckUtils]: 108: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,351 INFO L284 TraceCheckUtils]: 109: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:45,351 INFO L290 TraceCheckUtils]: 110: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:45,351 INFO L290 TraceCheckUtils]: 111: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,351 INFO L284 TraceCheckUtils]: 112: Hoare quadruple {7674#true} {7675#false} #55#return; {7675#false} is VALID [2022-02-20 18:15:45,352 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,352 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,352 INFO L290 TraceCheckUtils]: 2: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,352 INFO L272 TraceCheckUtils]: 3: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,353 INFO L290 TraceCheckUtils]: 4: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,353 INFO L290 TraceCheckUtils]: 5: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,353 INFO L290 TraceCheckUtils]: 6: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,353 INFO L272 TraceCheckUtils]: 7: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,353 INFO L290 TraceCheckUtils]: 8: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,353 INFO L290 TraceCheckUtils]: 9: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,354 INFO L290 TraceCheckUtils]: 10: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,354 INFO L272 TraceCheckUtils]: 11: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,354 INFO L290 TraceCheckUtils]: 12: Hoare triple {7674#true} ~n := #in~n; {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,355 INFO L290 TraceCheckUtils]: 13: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,355 INFO L290 TraceCheckUtils]: 14: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,355 INFO L272 TraceCheckUtils]: 15: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,355 INFO L290 TraceCheckUtils]: 16: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,356 INFO L290 TraceCheckUtils]: 17: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,356 INFO L290 TraceCheckUtils]: 18: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,356 INFO L272 TraceCheckUtils]: 19: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,356 INFO L290 TraceCheckUtils]: 20: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,356 INFO L290 TraceCheckUtils]: 21: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,356 INFO L290 TraceCheckUtils]: 22: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,357 INFO L272 TraceCheckUtils]: 23: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,357 INFO L290 TraceCheckUtils]: 24: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,357 INFO L290 TraceCheckUtils]: 25: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,357 INFO L290 TraceCheckUtils]: 26: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,357 INFO L290 TraceCheckUtils]: 27: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,358 INFO L284 TraceCheckUtils]: 28: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:45,358 INFO L290 TraceCheckUtils]: 29: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,358 INFO L272 TraceCheckUtils]: 30: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,358 INFO L290 TraceCheckUtils]: 31: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,358 INFO L290 TraceCheckUtils]: 32: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,358 INFO L290 TraceCheckUtils]: 33: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,359 INFO L284 TraceCheckUtils]: 34: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:45,359 INFO L290 TraceCheckUtils]: 35: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:45,359 INFO L290 TraceCheckUtils]: 36: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,359 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:45,359 INFO L290 TraceCheckUtils]: 38: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,359 INFO L272 TraceCheckUtils]: 39: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,360 INFO L290 TraceCheckUtils]: 40: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,360 INFO L290 TraceCheckUtils]: 41: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,360 INFO L290 TraceCheckUtils]: 42: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,360 INFO L290 TraceCheckUtils]: 43: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,360 INFO L284 TraceCheckUtils]: 44: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:45,360 INFO L290 TraceCheckUtils]: 45: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:45,361 INFO L290 TraceCheckUtils]: 46: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,362 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {7674#true} {8362#(= fibo2_~n |fibo2_#in~n|)} #49#return; {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,362 INFO L290 TraceCheckUtils]: 48: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,362 INFO L272 TraceCheckUtils]: 49: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,363 INFO L290 TraceCheckUtils]: 50: Hoare triple {7674#true} ~n := #in~n; {8446#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:45,363 INFO L290 TraceCheckUtils]: 51: Hoare triple {8446#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {8447#(and (= fibo1_~n |fibo1_#in~n|) (< 0 fibo1_~n))} is VALID [2022-02-20 18:15:45,364 INFO L290 TraceCheckUtils]: 52: Hoare triple {8447#(and (= fibo1_~n |fibo1_#in~n|) (< 0 fibo1_~n))} assume !(1 == ~n); {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:45,364 INFO L272 TraceCheckUtils]: 53: Hoare triple {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,364 INFO L290 TraceCheckUtils]: 54: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,364 INFO L290 TraceCheckUtils]: 55: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,364 INFO L290 TraceCheckUtils]: 56: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,365 INFO L290 TraceCheckUtils]: 57: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,365 INFO L284 TraceCheckUtils]: 58: Hoare quadruple {7674#true} {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #53#return; {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:45,366 INFO L290 TraceCheckUtils]: 59: Hoare triple {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:45,366 INFO L272 TraceCheckUtils]: 60: Hoare triple {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,366 INFO L290 TraceCheckUtils]: 61: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,366 INFO L290 TraceCheckUtils]: 62: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,367 INFO L290 TraceCheckUtils]: 63: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,368 INFO L284 TraceCheckUtils]: 64: Hoare quadruple {7674#true} {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #55#return; {8458#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:45,368 INFO L290 TraceCheckUtils]: 65: Hoare triple {8458#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {8458#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:45,368 INFO L290 TraceCheckUtils]: 66: Hoare triple {8458#(<= 2 |fibo1_#in~n|)} assume true; {8458#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:45,370 INFO L284 TraceCheckUtils]: 67: Hoare quadruple {8458#(<= 2 |fibo1_#in~n|)} {8362#(= fibo2_~n |fibo2_#in~n|)} #51#return; {8413#(<= 4 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,370 INFO L290 TraceCheckUtils]: 68: Hoare triple {8413#(<= 4 |fibo2_#in~n|)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {8413#(<= 4 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,370 INFO L290 TraceCheckUtils]: 69: Hoare triple {8413#(<= 4 |fibo2_#in~n|)} assume true; {8413#(<= 4 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,371 INFO L284 TraceCheckUtils]: 70: Hoare quadruple {8413#(<= 4 |fibo2_#in~n|)} {7674#true} #53#return; {8343#(<= 5 fibo1_~n)} is VALID [2022-02-20 18:15:45,372 INFO L290 TraceCheckUtils]: 71: Hoare triple {8343#(<= 5 fibo1_~n)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {8343#(<= 5 fibo1_~n)} is VALID [2022-02-20 18:15:45,372 INFO L272 TraceCheckUtils]: 72: Hoare triple {8343#(<= 5 fibo1_~n)} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,372 INFO L290 TraceCheckUtils]: 73: Hoare triple {7674#true} ~n := #in~n; {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,372 INFO L290 TraceCheckUtils]: 74: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,373 INFO L290 TraceCheckUtils]: 75: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,373 INFO L272 TraceCheckUtils]: 76: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,373 INFO L290 TraceCheckUtils]: 77: Hoare triple {7674#true} ~n := #in~n; {8446#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:45,374 INFO L290 TraceCheckUtils]: 78: Hoare triple {8446#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {8446#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:45,374 INFO L290 TraceCheckUtils]: 79: Hoare triple {8446#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {8470#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:45,375 INFO L290 TraceCheckUtils]: 80: Hoare triple {8470#(<= |fibo1_#in~n| 1)} assume true; {8470#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:45,376 INFO L284 TraceCheckUtils]: 81: Hoare quadruple {8470#(<= |fibo1_#in~n| 1)} {8362#(= fibo2_~n |fibo2_#in~n|)} #49#return; {8464#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:45,376 INFO L290 TraceCheckUtils]: 82: Hoare triple {8464#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {8464#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:45,376 INFO L272 TraceCheckUtils]: 83: Hoare triple {8464#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,377 INFO L290 TraceCheckUtils]: 84: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,377 INFO L290 TraceCheckUtils]: 85: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,377 INFO L290 TraceCheckUtils]: 86: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,378 INFO L284 TraceCheckUtils]: 87: Hoare quadruple {7674#true} {8464#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} #51#return; {8469#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:45,378 INFO L290 TraceCheckUtils]: 88: Hoare triple {8469#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {8469#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:45,379 INFO L290 TraceCheckUtils]: 89: Hoare triple {8469#(<= |fibo2_#in~n| 2)} assume true; {8469#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:45,380 INFO L284 TraceCheckUtils]: 90: Hoare quadruple {8469#(<= |fibo2_#in~n| 2)} {8343#(<= 5 fibo1_~n)} #55#return; {7675#false} is VALID [2022-02-20 18:15:45,380 INFO L290 TraceCheckUtils]: 91: Hoare triple {7675#false} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7675#false} is VALID [2022-02-20 18:15:45,380 INFO L290 TraceCheckUtils]: 92: Hoare triple {7675#false} assume true; {7675#false} is VALID [2022-02-20 18:15:45,380 INFO L284 TraceCheckUtils]: 93: Hoare quadruple {7675#false} {7674#true} #49#return; {7675#false} is VALID [2022-02-20 18:15:45,380 INFO L290 TraceCheckUtils]: 94: Hoare triple {7675#false} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7675#false} is VALID [2022-02-20 18:15:45,380 INFO L272 TraceCheckUtils]: 95: Hoare triple {7675#false} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,381 INFO L290 TraceCheckUtils]: 96: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,381 INFO L290 TraceCheckUtils]: 97: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,381 INFO L290 TraceCheckUtils]: 98: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,381 INFO L272 TraceCheckUtils]: 99: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,381 INFO L290 TraceCheckUtils]: 100: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,381 INFO L290 TraceCheckUtils]: 101: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,382 INFO L290 TraceCheckUtils]: 102: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,382 INFO L272 TraceCheckUtils]: 103: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,382 INFO L290 TraceCheckUtils]: 104: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,382 INFO L290 TraceCheckUtils]: 105: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,382 INFO L290 TraceCheckUtils]: 106: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,382 INFO L290 TraceCheckUtils]: 107: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,383 INFO L284 TraceCheckUtils]: 108: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:45,383 INFO L290 TraceCheckUtils]: 109: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,383 INFO L272 TraceCheckUtils]: 110: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,383 INFO L290 TraceCheckUtils]: 111: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,383 INFO L290 TraceCheckUtils]: 112: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,384 INFO L290 TraceCheckUtils]: 113: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,384 INFO L284 TraceCheckUtils]: 114: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:45,384 INFO L290 TraceCheckUtils]: 115: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:45,384 INFO L290 TraceCheckUtils]: 116: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,384 INFO L284 TraceCheckUtils]: 117: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:45,384 INFO L290 TraceCheckUtils]: 118: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,385 INFO L272 TraceCheckUtils]: 119: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,385 INFO L290 TraceCheckUtils]: 120: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,385 INFO L290 TraceCheckUtils]: 121: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,385 INFO L290 TraceCheckUtils]: 122: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,385 INFO L290 TraceCheckUtils]: 123: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,385 INFO L284 TraceCheckUtils]: 124: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:45,386 INFO L290 TraceCheckUtils]: 125: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:45,386 INFO L290 TraceCheckUtils]: 126: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,386 INFO L284 TraceCheckUtils]: 127: Hoare quadruple {7674#true} {7675#false} #51#return; {7675#false} is VALID [2022-02-20 18:15:45,386 INFO L290 TraceCheckUtils]: 128: Hoare triple {7675#false} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7675#false} is VALID [2022-02-20 18:15:45,386 INFO L290 TraceCheckUtils]: 129: Hoare triple {7675#false} assume true; {7675#false} is VALID [2022-02-20 18:15:45,386 INFO L284 TraceCheckUtils]: 130: Hoare quadruple {7675#false} {7674#true} #53#return; {7675#false} is VALID [2022-02-20 18:15:45,387 INFO L290 TraceCheckUtils]: 131: Hoare triple {7675#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7675#false} is VALID [2022-02-20 18:15:45,387 INFO L272 TraceCheckUtils]: 132: Hoare triple {7675#false} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,387 INFO L290 TraceCheckUtils]: 133: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,387 INFO L290 TraceCheckUtils]: 134: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,387 INFO L290 TraceCheckUtils]: 135: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,388 INFO L272 TraceCheckUtils]: 136: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,388 INFO L290 TraceCheckUtils]: 137: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,388 INFO L290 TraceCheckUtils]: 138: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,388 INFO L290 TraceCheckUtils]: 139: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,388 INFO L272 TraceCheckUtils]: 140: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,388 INFO L290 TraceCheckUtils]: 141: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,389 INFO L290 TraceCheckUtils]: 142: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,389 INFO L290 TraceCheckUtils]: 143: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,389 INFO L272 TraceCheckUtils]: 144: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,389 INFO L290 TraceCheckUtils]: 145: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,389 INFO L290 TraceCheckUtils]: 146: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,390 INFO L290 TraceCheckUtils]: 147: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,390 INFO L272 TraceCheckUtils]: 148: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,390 INFO L290 TraceCheckUtils]: 149: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,390 INFO L290 TraceCheckUtils]: 150: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,390 INFO L290 TraceCheckUtils]: 151: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,390 INFO L272 TraceCheckUtils]: 152: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,391 INFO L290 TraceCheckUtils]: 153: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,391 INFO L290 TraceCheckUtils]: 154: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,391 INFO L290 TraceCheckUtils]: 155: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,391 INFO L290 TraceCheckUtils]: 156: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,391 INFO L284 TraceCheckUtils]: 157: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:45,391 INFO L290 TraceCheckUtils]: 158: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,392 INFO L272 TraceCheckUtils]: 159: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,392 INFO L290 TraceCheckUtils]: 160: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,392 INFO L290 TraceCheckUtils]: 161: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,392 INFO L290 TraceCheckUtils]: 162: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,392 INFO L284 TraceCheckUtils]: 163: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:45,392 INFO L290 TraceCheckUtils]: 164: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:45,393 INFO L290 TraceCheckUtils]: 165: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,393 INFO L284 TraceCheckUtils]: 166: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:45,393 INFO L290 TraceCheckUtils]: 167: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,393 INFO L272 TraceCheckUtils]: 168: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,393 INFO L290 TraceCheckUtils]: 169: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,393 INFO L290 TraceCheckUtils]: 170: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,394 INFO L290 TraceCheckUtils]: 171: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,394 INFO L290 TraceCheckUtils]: 172: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,394 INFO L284 TraceCheckUtils]: 173: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:45,394 INFO L290 TraceCheckUtils]: 174: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:45,394 INFO L290 TraceCheckUtils]: 175: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,395 INFO L284 TraceCheckUtils]: 176: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:45,395 INFO L290 TraceCheckUtils]: 177: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,395 INFO L272 TraceCheckUtils]: 178: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,396 INFO L290 TraceCheckUtils]: 179: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,396 INFO L290 TraceCheckUtils]: 180: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,396 INFO L290 TraceCheckUtils]: 181: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,397 INFO L272 TraceCheckUtils]: 182: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,397 INFO L290 TraceCheckUtils]: 183: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,397 INFO L290 TraceCheckUtils]: 184: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,397 INFO L290 TraceCheckUtils]: 185: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,397 INFO L290 TraceCheckUtils]: 186: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,397 INFO L284 TraceCheckUtils]: 187: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:45,398 INFO L290 TraceCheckUtils]: 188: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,398 INFO L272 TraceCheckUtils]: 189: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,398 INFO L290 TraceCheckUtils]: 190: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,398 INFO L290 TraceCheckUtils]: 191: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,398 INFO L290 TraceCheckUtils]: 192: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,398 INFO L284 TraceCheckUtils]: 193: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:45,399 INFO L290 TraceCheckUtils]: 194: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:45,399 INFO L290 TraceCheckUtils]: 195: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,399 INFO L284 TraceCheckUtils]: 196: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:45,399 INFO L290 TraceCheckUtils]: 197: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:45,399 INFO L290 TraceCheckUtils]: 198: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,399 INFO L284 TraceCheckUtils]: 199: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:45,400 INFO L290 TraceCheckUtils]: 200: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,400 INFO L272 TraceCheckUtils]: 201: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,400 INFO L290 TraceCheckUtils]: 202: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,400 INFO L290 TraceCheckUtils]: 203: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,400 INFO L290 TraceCheckUtils]: 204: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,400 INFO L272 TraceCheckUtils]: 205: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,401 INFO L290 TraceCheckUtils]: 206: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,401 INFO L290 TraceCheckUtils]: 207: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,401 INFO L290 TraceCheckUtils]: 208: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,401 INFO L290 TraceCheckUtils]: 209: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,401 INFO L284 TraceCheckUtils]: 210: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:45,401 INFO L290 TraceCheckUtils]: 211: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,402 INFO L272 TraceCheckUtils]: 212: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,402 INFO L290 TraceCheckUtils]: 213: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,402 INFO L290 TraceCheckUtils]: 214: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,402 INFO L290 TraceCheckUtils]: 215: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,402 INFO L284 TraceCheckUtils]: 216: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:45,402 INFO L290 TraceCheckUtils]: 217: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:45,403 INFO L290 TraceCheckUtils]: 218: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,403 INFO L284 TraceCheckUtils]: 219: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:45,403 INFO L290 TraceCheckUtils]: 220: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:45,403 INFO L290 TraceCheckUtils]: 221: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,403 INFO L284 TraceCheckUtils]: 222: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:45,403 INFO L290 TraceCheckUtils]: 223: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,404 INFO L272 TraceCheckUtils]: 224: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,404 INFO L290 TraceCheckUtils]: 225: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,404 INFO L290 TraceCheckUtils]: 226: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,404 INFO L290 TraceCheckUtils]: 227: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,404 INFO L272 TraceCheckUtils]: 228: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,404 INFO L290 TraceCheckUtils]: 229: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,405 INFO L290 TraceCheckUtils]: 230: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,405 INFO L290 TraceCheckUtils]: 231: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,405 INFO L290 TraceCheckUtils]: 232: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,405 INFO L284 TraceCheckUtils]: 233: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:45,405 INFO L290 TraceCheckUtils]: 234: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,405 INFO L272 TraceCheckUtils]: 235: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,406 INFO L290 TraceCheckUtils]: 236: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,406 INFO L290 TraceCheckUtils]: 237: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,406 INFO L290 TraceCheckUtils]: 238: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,406 INFO L284 TraceCheckUtils]: 239: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:45,406 INFO L290 TraceCheckUtils]: 240: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:45,406 INFO L290 TraceCheckUtils]: 241: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,407 INFO L284 TraceCheckUtils]: 242: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:45,407 INFO L290 TraceCheckUtils]: 243: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:45,407 INFO L290 TraceCheckUtils]: 244: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,407 INFO L284 TraceCheckUtils]: 245: Hoare quadruple {7674#true} {7675#false} #55#return; {7675#false} is VALID [2022-02-20 18:15:45,408 INFO L290 TraceCheckUtils]: 246: Hoare triple {7675#false} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7675#false} is VALID [2022-02-20 18:15:45,408 INFO L290 TraceCheckUtils]: 247: Hoare triple {7675#false} assume true; {7675#false} is VALID [2022-02-20 18:15:45,408 INFO L284 TraceCheckUtils]: 248: Hoare quadruple {7675#false} {7676#(<= 20 |ULTIMATE.start_main_~x~0#1|)} #47#return; {7675#false} is VALID [2022-02-20 18:15:45,412 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); {7674#true} is VALID [2022-02-20 18:15:45,413 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret8#1, main_~x~0#1, main_~result~0#1;main_~x~0#1 := 20; {7676#(<= 20 |ULTIMATE.start_main_~x~0#1|)} is VALID [2022-02-20 18:15:45,413 INFO L272 TraceCheckUtils]: 2: Hoare triple {7676#(<= 20 |ULTIMATE.start_main_~x~0#1|)} call main_#t~ret8#1 := fibo1(main_~x~0#1); {7674#true} is VALID [2022-02-20 18:15:45,413 INFO L290 TraceCheckUtils]: 3: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,414 INFO L290 TraceCheckUtils]: 4: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,414 INFO L290 TraceCheckUtils]: 5: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,414 INFO L272 TraceCheckUtils]: 6: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,414 INFO L290 TraceCheckUtils]: 7: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,414 INFO L290 TraceCheckUtils]: 8: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,414 INFO L290 TraceCheckUtils]: 9: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,415 INFO L272 TraceCheckUtils]: 10: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,415 INFO L290 TraceCheckUtils]: 11: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,415 INFO L290 TraceCheckUtils]: 12: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,415 INFO L290 TraceCheckUtils]: 13: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,415 INFO L272 TraceCheckUtils]: 14: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,416 INFO L290 TraceCheckUtils]: 15: Hoare triple {7674#true} ~n := #in~n; {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,416 INFO L290 TraceCheckUtils]: 16: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,416 INFO L290 TraceCheckUtils]: 17: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,417 INFO L272 TraceCheckUtils]: 18: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,417 INFO L290 TraceCheckUtils]: 19: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,417 INFO L290 TraceCheckUtils]: 20: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,417 INFO L290 TraceCheckUtils]: 21: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,417 INFO L272 TraceCheckUtils]: 22: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,417 INFO L290 TraceCheckUtils]: 23: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,418 INFO L290 TraceCheckUtils]: 24: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,418 INFO L290 TraceCheckUtils]: 25: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,418 INFO L272 TraceCheckUtils]: 26: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,418 INFO L290 TraceCheckUtils]: 27: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,418 INFO L290 TraceCheckUtils]: 28: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,418 INFO L290 TraceCheckUtils]: 29: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,419 INFO L290 TraceCheckUtils]: 30: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,419 INFO L284 TraceCheckUtils]: 31: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:45,419 INFO L290 TraceCheckUtils]: 32: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,419 INFO L272 TraceCheckUtils]: 33: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,419 INFO L290 TraceCheckUtils]: 34: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,419 INFO L290 TraceCheckUtils]: 35: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,420 INFO L290 TraceCheckUtils]: 36: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,420 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:45,420 INFO L290 TraceCheckUtils]: 38: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:45,420 INFO L290 TraceCheckUtils]: 39: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,420 INFO L284 TraceCheckUtils]: 40: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:45,420 INFO L290 TraceCheckUtils]: 41: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,421 INFO L272 TraceCheckUtils]: 42: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,421 INFO L290 TraceCheckUtils]: 43: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,421 INFO L290 TraceCheckUtils]: 44: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,421 INFO L290 TraceCheckUtils]: 45: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,421 INFO L290 TraceCheckUtils]: 46: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,421 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:45,422 INFO L290 TraceCheckUtils]: 48: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:45,422 INFO L290 TraceCheckUtils]: 49: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,423 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {7674#true} {8362#(= fibo2_~n |fibo2_#in~n|)} #49#return; {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,423 INFO L290 TraceCheckUtils]: 51: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,423 INFO L272 TraceCheckUtils]: 52: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,424 INFO L290 TraceCheckUtils]: 53: Hoare triple {7674#true} ~n := #in~n; {8446#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:45,424 INFO L290 TraceCheckUtils]: 54: Hoare triple {8446#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {8447#(and (= fibo1_~n |fibo1_#in~n|) (< 0 fibo1_~n))} is VALID [2022-02-20 18:15:45,425 INFO L290 TraceCheckUtils]: 55: Hoare triple {8447#(and (= fibo1_~n |fibo1_#in~n|) (< 0 fibo1_~n))} assume !(1 == ~n); {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:45,425 INFO L272 TraceCheckUtils]: 56: Hoare triple {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,425 INFO L290 TraceCheckUtils]: 57: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,425 INFO L290 TraceCheckUtils]: 58: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,425 INFO L290 TraceCheckUtils]: 59: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,426 INFO L290 TraceCheckUtils]: 60: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,426 INFO L284 TraceCheckUtils]: 61: Hoare quadruple {7674#true} {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #53#return; {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:45,427 INFO L290 TraceCheckUtils]: 62: Hoare triple {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:45,427 INFO L272 TraceCheckUtils]: 63: Hoare triple {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,427 INFO L290 TraceCheckUtils]: 64: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,427 INFO L290 TraceCheckUtils]: 65: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,428 INFO L290 TraceCheckUtils]: 66: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,429 INFO L284 TraceCheckUtils]: 67: Hoare quadruple {7674#true} {8448#(and (= fibo1_~n |fibo1_#in~n|) (not (<= fibo1_~n 1)))} #55#return; {8458#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:45,429 INFO L290 TraceCheckUtils]: 68: Hoare triple {8458#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {8458#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:45,429 INFO L290 TraceCheckUtils]: 69: Hoare triple {8458#(<= 2 |fibo1_#in~n|)} assume true; {8458#(<= 2 |fibo1_#in~n|)} is VALID [2022-02-20 18:15:45,431 INFO L284 TraceCheckUtils]: 70: Hoare quadruple {8458#(<= 2 |fibo1_#in~n|)} {8362#(= fibo2_~n |fibo2_#in~n|)} #51#return; {8413#(<= 4 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,431 INFO L290 TraceCheckUtils]: 71: Hoare triple {8413#(<= 4 |fibo2_#in~n|)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {8413#(<= 4 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,431 INFO L290 TraceCheckUtils]: 72: Hoare triple {8413#(<= 4 |fibo2_#in~n|)} assume true; {8413#(<= 4 |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,432 INFO L284 TraceCheckUtils]: 73: Hoare quadruple {8413#(<= 4 |fibo2_#in~n|)} {7674#true} #53#return; {8343#(<= 5 fibo1_~n)} is VALID [2022-02-20 18:15:45,433 INFO L290 TraceCheckUtils]: 74: Hoare triple {8343#(<= 5 fibo1_~n)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {8343#(<= 5 fibo1_~n)} is VALID [2022-02-20 18:15:45,433 INFO L272 TraceCheckUtils]: 75: Hoare triple {8343#(<= 5 fibo1_~n)} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,433 INFO L290 TraceCheckUtils]: 76: Hoare triple {7674#true} ~n := #in~n; {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,433 INFO L290 TraceCheckUtils]: 77: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,434 INFO L290 TraceCheckUtils]: 78: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {8362#(= fibo2_~n |fibo2_#in~n|)} is VALID [2022-02-20 18:15:45,434 INFO L272 TraceCheckUtils]: 79: Hoare triple {8362#(= fibo2_~n |fibo2_#in~n|)} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,434 INFO L290 TraceCheckUtils]: 80: Hoare triple {7674#true} ~n := #in~n; {8446#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:45,435 INFO L290 TraceCheckUtils]: 81: Hoare triple {8446#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {8446#(= fibo1_~n |fibo1_#in~n|)} is VALID [2022-02-20 18:15:45,435 INFO L290 TraceCheckUtils]: 82: Hoare triple {8446#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {8470#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:45,436 INFO L290 TraceCheckUtils]: 83: Hoare triple {8470#(<= |fibo1_#in~n| 1)} assume true; {8470#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:45,437 INFO L284 TraceCheckUtils]: 84: Hoare quadruple {8470#(<= |fibo1_#in~n| 1)} {8362#(= fibo2_~n |fibo2_#in~n|)} #49#return; {8464#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:45,437 INFO L290 TraceCheckUtils]: 85: Hoare triple {8464#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {8464#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} is VALID [2022-02-20 18:15:45,437 INFO L272 TraceCheckUtils]: 86: Hoare triple {8464#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,438 INFO L290 TraceCheckUtils]: 87: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,438 INFO L290 TraceCheckUtils]: 88: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,438 INFO L290 TraceCheckUtils]: 89: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,439 INFO L284 TraceCheckUtils]: 90: Hoare quadruple {7674#true} {8464#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} #51#return; {8469#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:45,439 INFO L290 TraceCheckUtils]: 91: Hoare triple {8469#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {8469#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:45,440 INFO L290 TraceCheckUtils]: 92: Hoare triple {8469#(<= |fibo2_#in~n| 2)} assume true; {8469#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:45,441 INFO L284 TraceCheckUtils]: 93: Hoare quadruple {8469#(<= |fibo2_#in~n| 2)} {8343#(<= 5 fibo1_~n)} #55#return; {7675#false} is VALID [2022-02-20 18:15:45,441 INFO L290 TraceCheckUtils]: 94: Hoare triple {7675#false} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7675#false} is VALID [2022-02-20 18:15:45,441 INFO L290 TraceCheckUtils]: 95: Hoare triple {7675#false} assume true; {7675#false} is VALID [2022-02-20 18:15:45,441 INFO L284 TraceCheckUtils]: 96: Hoare quadruple {7675#false} {7674#true} #49#return; {7675#false} is VALID [2022-02-20 18:15:45,441 INFO L290 TraceCheckUtils]: 97: Hoare triple {7675#false} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7675#false} is VALID [2022-02-20 18:15:45,441 INFO L272 TraceCheckUtils]: 98: Hoare triple {7675#false} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,442 INFO L290 TraceCheckUtils]: 99: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,442 INFO L290 TraceCheckUtils]: 100: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,442 INFO L290 TraceCheckUtils]: 101: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,442 INFO L272 TraceCheckUtils]: 102: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,442 INFO L290 TraceCheckUtils]: 103: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,442 INFO L290 TraceCheckUtils]: 104: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,443 INFO L290 TraceCheckUtils]: 105: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,443 INFO L272 TraceCheckUtils]: 106: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,443 INFO L290 TraceCheckUtils]: 107: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,443 INFO L290 TraceCheckUtils]: 108: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,443 INFO L290 TraceCheckUtils]: 109: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,443 INFO L290 TraceCheckUtils]: 110: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,444 INFO L284 TraceCheckUtils]: 111: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:45,444 INFO L290 TraceCheckUtils]: 112: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,444 INFO L272 TraceCheckUtils]: 113: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,444 INFO L290 TraceCheckUtils]: 114: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,444 INFO L290 TraceCheckUtils]: 115: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,445 INFO L290 TraceCheckUtils]: 116: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,445 INFO L284 TraceCheckUtils]: 117: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:45,445 INFO L290 TraceCheckUtils]: 118: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:45,445 INFO L290 TraceCheckUtils]: 119: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,445 INFO L284 TraceCheckUtils]: 120: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:45,445 INFO L290 TraceCheckUtils]: 121: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,446 INFO L272 TraceCheckUtils]: 122: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,446 INFO L290 TraceCheckUtils]: 123: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,446 INFO L290 TraceCheckUtils]: 124: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,446 INFO L290 TraceCheckUtils]: 125: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,446 INFO L290 TraceCheckUtils]: 126: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,446 INFO L284 TraceCheckUtils]: 127: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:45,447 INFO L290 TraceCheckUtils]: 128: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:45,447 INFO L290 TraceCheckUtils]: 129: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,447 INFO L284 TraceCheckUtils]: 130: Hoare quadruple {7674#true} {7675#false} #51#return; {7675#false} is VALID [2022-02-20 18:15:45,447 INFO L290 TraceCheckUtils]: 131: Hoare triple {7675#false} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7675#false} is VALID [2022-02-20 18:15:45,447 INFO L290 TraceCheckUtils]: 132: Hoare triple {7675#false} assume true; {7675#false} is VALID [2022-02-20 18:15:45,447 INFO L284 TraceCheckUtils]: 133: Hoare quadruple {7675#false} {7674#true} #53#return; {7675#false} is VALID [2022-02-20 18:15:45,448 INFO L290 TraceCheckUtils]: 134: Hoare triple {7675#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7675#false} is VALID [2022-02-20 18:15:45,448 INFO L272 TraceCheckUtils]: 135: Hoare triple {7675#false} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,448 INFO L290 TraceCheckUtils]: 136: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,448 INFO L290 TraceCheckUtils]: 137: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,448 INFO L290 TraceCheckUtils]: 138: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,448 INFO L272 TraceCheckUtils]: 139: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,449 INFO L290 TraceCheckUtils]: 140: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,449 INFO L290 TraceCheckUtils]: 141: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,449 INFO L290 TraceCheckUtils]: 142: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,449 INFO L272 TraceCheckUtils]: 143: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,449 INFO L290 TraceCheckUtils]: 144: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,449 INFO L290 TraceCheckUtils]: 145: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,450 INFO L290 TraceCheckUtils]: 146: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,450 INFO L272 TraceCheckUtils]: 147: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,450 INFO L290 TraceCheckUtils]: 148: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,450 INFO L290 TraceCheckUtils]: 149: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,450 INFO L290 TraceCheckUtils]: 150: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,450 INFO L272 TraceCheckUtils]: 151: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,451 INFO L290 TraceCheckUtils]: 152: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,451 INFO L290 TraceCheckUtils]: 153: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,451 INFO L290 TraceCheckUtils]: 154: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,451 INFO L272 TraceCheckUtils]: 155: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,451 INFO L290 TraceCheckUtils]: 156: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,451 INFO L290 TraceCheckUtils]: 157: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,452 INFO L290 TraceCheckUtils]: 158: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,452 INFO L290 TraceCheckUtils]: 159: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,452 INFO L284 TraceCheckUtils]: 160: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:45,452 INFO L290 TraceCheckUtils]: 161: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,452 INFO L272 TraceCheckUtils]: 162: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,453 INFO L290 TraceCheckUtils]: 163: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,453 INFO L290 TraceCheckUtils]: 164: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,453 INFO L290 TraceCheckUtils]: 165: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,453 INFO L284 TraceCheckUtils]: 166: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:45,453 INFO L290 TraceCheckUtils]: 167: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:45,453 INFO L290 TraceCheckUtils]: 168: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,454 INFO L284 TraceCheckUtils]: 169: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:45,454 INFO L290 TraceCheckUtils]: 170: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,454 INFO L272 TraceCheckUtils]: 171: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,454 INFO L290 TraceCheckUtils]: 172: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,454 INFO L290 TraceCheckUtils]: 173: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,454 INFO L290 TraceCheckUtils]: 174: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,455 INFO L290 TraceCheckUtils]: 175: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,455 INFO L284 TraceCheckUtils]: 176: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:45,455 INFO L290 TraceCheckUtils]: 177: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:45,455 INFO L290 TraceCheckUtils]: 178: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,455 INFO L284 TraceCheckUtils]: 179: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:45,455 INFO L290 TraceCheckUtils]: 180: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,456 INFO L272 TraceCheckUtils]: 181: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,456 INFO L290 TraceCheckUtils]: 182: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,456 INFO L290 TraceCheckUtils]: 183: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,456 INFO L290 TraceCheckUtils]: 184: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,456 INFO L272 TraceCheckUtils]: 185: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,456 INFO L290 TraceCheckUtils]: 186: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,457 INFO L290 TraceCheckUtils]: 187: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,457 INFO L290 TraceCheckUtils]: 188: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,457 INFO L290 TraceCheckUtils]: 189: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,457 INFO L284 TraceCheckUtils]: 190: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:45,457 INFO L290 TraceCheckUtils]: 191: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,458 INFO L272 TraceCheckUtils]: 192: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,458 INFO L290 TraceCheckUtils]: 193: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,458 INFO L290 TraceCheckUtils]: 194: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,458 INFO L290 TraceCheckUtils]: 195: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,458 INFO L284 TraceCheckUtils]: 196: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:45,458 INFO L290 TraceCheckUtils]: 197: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:45,459 INFO L290 TraceCheckUtils]: 198: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,459 INFO L284 TraceCheckUtils]: 199: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:45,459 INFO L290 TraceCheckUtils]: 200: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:45,459 INFO L290 TraceCheckUtils]: 201: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,459 INFO L284 TraceCheckUtils]: 202: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:45,460 INFO L290 TraceCheckUtils]: 203: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,460 INFO L272 TraceCheckUtils]: 204: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,460 INFO L290 TraceCheckUtils]: 205: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,460 INFO L290 TraceCheckUtils]: 206: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,460 INFO L290 TraceCheckUtils]: 207: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,460 INFO L272 TraceCheckUtils]: 208: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,461 INFO L290 TraceCheckUtils]: 209: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,461 INFO L290 TraceCheckUtils]: 210: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,461 INFO L290 TraceCheckUtils]: 211: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,461 INFO L290 TraceCheckUtils]: 212: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,461 INFO L284 TraceCheckUtils]: 213: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:45,461 INFO L290 TraceCheckUtils]: 214: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,462 INFO L272 TraceCheckUtils]: 215: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,462 INFO L290 TraceCheckUtils]: 216: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,462 INFO L290 TraceCheckUtils]: 217: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,462 INFO L290 TraceCheckUtils]: 218: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,462 INFO L284 TraceCheckUtils]: 219: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:45,462 INFO L290 TraceCheckUtils]: 220: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:45,463 INFO L290 TraceCheckUtils]: 221: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,463 INFO L284 TraceCheckUtils]: 222: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:45,463 INFO L290 TraceCheckUtils]: 223: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:45,463 INFO L290 TraceCheckUtils]: 224: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,463 INFO L284 TraceCheckUtils]: 225: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:45,464 INFO L290 TraceCheckUtils]: 226: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,464 INFO L272 TraceCheckUtils]: 227: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,464 INFO L290 TraceCheckUtils]: 228: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,464 INFO L290 TraceCheckUtils]: 229: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,464 INFO L290 TraceCheckUtils]: 230: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:45,464 INFO L272 TraceCheckUtils]: 231: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:45,465 INFO L290 TraceCheckUtils]: 232: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,465 INFO L290 TraceCheckUtils]: 233: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:45,465 INFO L290 TraceCheckUtils]: 234: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:45,465 INFO L290 TraceCheckUtils]: 235: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,465 INFO L284 TraceCheckUtils]: 236: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:45,465 INFO L290 TraceCheckUtils]: 237: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:45,466 INFO L272 TraceCheckUtils]: 238: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:45,466 INFO L290 TraceCheckUtils]: 239: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:45,466 INFO L290 TraceCheckUtils]: 240: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:45,466 INFO L290 TraceCheckUtils]: 241: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,466 INFO L284 TraceCheckUtils]: 242: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:45,466 INFO L290 TraceCheckUtils]: 243: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:45,467 INFO L290 TraceCheckUtils]: 244: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,467 INFO L284 TraceCheckUtils]: 245: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:45,467 INFO L290 TraceCheckUtils]: 246: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:45,467 INFO L290 TraceCheckUtils]: 247: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:45,467 INFO L284 TraceCheckUtils]: 248: Hoare quadruple {7674#true} {7675#false} #55#return; {7675#false} is VALID [2022-02-20 18:15:45,468 INFO L290 TraceCheckUtils]: 249: Hoare triple {7675#false} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7675#false} is VALID [2022-02-20 18:15:45,468 INFO L290 TraceCheckUtils]: 250: Hoare triple {7675#false} assume true; {7675#false} is VALID [2022-02-20 18:15:45,468 INFO L284 TraceCheckUtils]: 251: Hoare quadruple {7675#false} {7676#(<= 20 |ULTIMATE.start_main_~x~0#1|)} #47#return; {7675#false} is VALID [2022-02-20 18:15:45,468 INFO L290 TraceCheckUtils]: 252: Hoare triple {7675#false} assume -2147483648 <= main_#t~ret8#1 && main_#t~ret8#1 <= 2147483647;main_~result~0#1 := main_#t~ret8#1;havoc main_#t~ret8#1; {7675#false} is VALID [2022-02-20 18:15:45,468 INFO L290 TraceCheckUtils]: 253: Hoare triple {7675#false} assume 6765 == main_~result~0#1; {7675#false} is VALID [2022-02-20 18:15:45,468 INFO L290 TraceCheckUtils]: 254: Hoare triple {7675#false} assume !false; {7675#false} is VALID [2022-02-20 18:15:45,470 INFO L134 CoverageAnalysis]: Checked inductivity of 1780 backedges. 165 proven. 325 refuted. 0 times theorem prover too weak. 1290 trivial. 0 not checked. [2022-02-20 18:15:45,470 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:15:45,470 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341128527] [2022-02-20 18:15:45,470 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [341128527] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 18:15:45,470 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1940677505] [2022-02-20 18:15:45,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:15:45,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 18:15:45,471 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 18:15:45,476 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 18:15:45,478 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-02-20 18:15:45,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:45,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 590 conjuncts, 16 conjunts are in the unsatisfiable core [2022-02-20 18:15:45,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:15:45,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 18:15:46,528 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); {7674#true} is VALID [2022-02-20 18:15:46,529 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret8#1, main_~x~0#1, main_~result~0#1;main_~x~0#1 := 20; {7676#(<= 20 |ULTIMATE.start_main_~x~0#1|)} is VALID [2022-02-20 18:15:46,529 INFO L272 TraceCheckUtils]: 2: Hoare triple {7676#(<= 20 |ULTIMATE.start_main_~x~0#1|)} call main_#t~ret8#1 := fibo1(main_~x~0#1); {7674#true} is VALID [2022-02-20 18:15:46,529 INFO L290 TraceCheckUtils]: 3: Hoare triple {7674#true} ~n := #in~n; {8805#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:46,530 INFO L290 TraceCheckUtils]: 4: Hoare triple {8805#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {8805#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:46,530 INFO L290 TraceCheckUtils]: 5: Hoare triple {8805#(<= |fibo1_#in~n| fibo1_~n)} assume !(1 == ~n); {8805#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:46,530 INFO L272 TraceCheckUtils]: 6: Hoare triple {8805#(<= |fibo1_#in~n| fibo1_~n)} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:46,530 INFO L290 TraceCheckUtils]: 7: Hoare triple {7674#true} ~n := #in~n; {8818#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:46,531 INFO L290 TraceCheckUtils]: 8: Hoare triple {8818#(<= |fibo2_#in~n| fibo2_~n)} assume !(~n < 1); {8818#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:46,531 INFO L290 TraceCheckUtils]: 9: Hoare triple {8818#(<= |fibo2_#in~n| fibo2_~n)} assume !(1 == ~n); {8818#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:46,531 INFO L272 TraceCheckUtils]: 10: Hoare triple {8818#(<= |fibo2_#in~n| fibo2_~n)} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:46,531 INFO L290 TraceCheckUtils]: 11: Hoare triple {7674#true} ~n := #in~n; {8805#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:46,532 INFO L290 TraceCheckUtils]: 12: Hoare triple {8805#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {8805#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:46,532 INFO L290 TraceCheckUtils]: 13: Hoare triple {8805#(<= |fibo1_#in~n| fibo1_~n)} assume !(1 == ~n); {8805#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:46,532 INFO L272 TraceCheckUtils]: 14: Hoare triple {8805#(<= |fibo1_#in~n| fibo1_~n)} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:46,532 INFO L290 TraceCheckUtils]: 15: Hoare triple {7674#true} ~n := #in~n; {8818#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:46,533 INFO L290 TraceCheckUtils]: 16: Hoare triple {8818#(<= |fibo2_#in~n| fibo2_~n)} assume !(~n < 1); {8818#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:46,533 INFO L290 TraceCheckUtils]: 17: Hoare triple {8818#(<= |fibo2_#in~n| fibo2_~n)} assume !(1 == ~n); {8818#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:46,533 INFO L272 TraceCheckUtils]: 18: Hoare triple {8818#(<= |fibo2_#in~n| fibo2_~n)} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:46,533 INFO L290 TraceCheckUtils]: 19: Hoare triple {7674#true} ~n := #in~n; {8805#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:46,534 INFO L290 TraceCheckUtils]: 20: Hoare triple {8805#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {8805#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:46,534 INFO L290 TraceCheckUtils]: 21: Hoare triple {8805#(<= |fibo1_#in~n| fibo1_~n)} assume !(1 == ~n); {8805#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:46,534 INFO L272 TraceCheckUtils]: 22: Hoare triple {8805#(<= |fibo1_#in~n| fibo1_~n)} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:46,534 INFO L290 TraceCheckUtils]: 23: Hoare triple {7674#true} ~n := #in~n; {8818#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:46,535 INFO L290 TraceCheckUtils]: 24: Hoare triple {8818#(<= |fibo2_#in~n| fibo2_~n)} assume !(~n < 1); {8818#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:46,535 INFO L290 TraceCheckUtils]: 25: Hoare triple {8818#(<= |fibo2_#in~n| fibo2_~n)} assume !(1 == ~n); {8818#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2022-02-20 18:15:46,535 INFO L272 TraceCheckUtils]: 26: Hoare triple {8818#(<= |fibo2_#in~n| fibo2_~n)} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:46,535 INFO L290 TraceCheckUtils]: 27: Hoare triple {7674#true} ~n := #in~n; {8805#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:46,536 INFO L290 TraceCheckUtils]: 28: Hoare triple {8805#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {8805#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2022-02-20 18:15:46,536 INFO L290 TraceCheckUtils]: 29: Hoare triple {8805#(<= |fibo1_#in~n| fibo1_~n)} assume 1 == ~n;#res := 1; {8470#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:46,536 INFO L290 TraceCheckUtils]: 30: Hoare triple {8470#(<= |fibo1_#in~n| 1)} assume true; {8470#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:46,537 INFO L284 TraceCheckUtils]: 31: Hoare quadruple {8470#(<= |fibo1_#in~n| 1)} {8818#(<= |fibo2_#in~n| fibo2_~n)} #49#return; {8469#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:46,537 INFO L290 TraceCheckUtils]: 32: Hoare triple {8469#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {8469#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:46,537 INFO L272 TraceCheckUtils]: 33: Hoare triple {8469#(<= |fibo2_#in~n| 2)} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:46,537 INFO L290 TraceCheckUtils]: 34: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:46,538 INFO L290 TraceCheckUtils]: 35: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:46,538 INFO L290 TraceCheckUtils]: 36: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:46,538 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {7674#true} {8469#(<= |fibo2_#in~n| 2)} #51#return; {8469#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:46,538 INFO L290 TraceCheckUtils]: 38: Hoare triple {8469#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {8469#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:46,539 INFO L290 TraceCheckUtils]: 39: Hoare triple {8469#(<= |fibo2_#in~n| 2)} assume true; {8469#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:46,539 INFO L284 TraceCheckUtils]: 40: Hoare quadruple {8469#(<= |fibo2_#in~n| 2)} {8805#(<= |fibo1_#in~n| fibo1_~n)} #53#return; {8918#(<= |fibo1_#in~n| 3)} is VALID [2022-02-20 18:15:46,540 INFO L290 TraceCheckUtils]: 41: Hoare triple {8918#(<= |fibo1_#in~n| 3)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {8918#(<= |fibo1_#in~n| 3)} is VALID [2022-02-20 18:15:46,540 INFO L272 TraceCheckUtils]: 42: Hoare triple {8918#(<= |fibo1_#in~n| 3)} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:46,540 INFO L290 TraceCheckUtils]: 43: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:46,540 INFO L290 TraceCheckUtils]: 44: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:46,540 INFO L290 TraceCheckUtils]: 45: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:46,540 INFO L290 TraceCheckUtils]: 46: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:46,540 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {7674#true} {8918#(<= |fibo1_#in~n| 3)} #55#return; {8918#(<= |fibo1_#in~n| 3)} is VALID [2022-02-20 18:15:46,541 INFO L290 TraceCheckUtils]: 48: Hoare triple {8918#(<= |fibo1_#in~n| 3)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {8918#(<= |fibo1_#in~n| 3)} is VALID [2022-02-20 18:15:46,541 INFO L290 TraceCheckUtils]: 49: Hoare triple {8918#(<= |fibo1_#in~n| 3)} assume true; {8918#(<= |fibo1_#in~n| 3)} is VALID [2022-02-20 18:15:46,542 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {8918#(<= |fibo1_#in~n| 3)} {8818#(<= |fibo2_#in~n| fibo2_~n)} #49#return; {8949#(<= |fibo2_#in~n| 4)} is VALID [2022-02-20 18:15:46,542 INFO L290 TraceCheckUtils]: 51: Hoare triple {8949#(<= |fibo2_#in~n| 4)} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {8949#(<= |fibo2_#in~n| 4)} is VALID [2022-02-20 18:15:46,542 INFO L272 TraceCheckUtils]: 52: Hoare triple {8949#(<= |fibo2_#in~n| 4)} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:46,542 INFO L290 TraceCheckUtils]: 53: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:46,542 INFO L290 TraceCheckUtils]: 54: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:46,542 INFO L290 TraceCheckUtils]: 55: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:46,542 INFO L272 TraceCheckUtils]: 56: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:46,542 INFO L290 TraceCheckUtils]: 57: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:46,542 INFO L290 TraceCheckUtils]: 58: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:46,543 INFO L290 TraceCheckUtils]: 59: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:46,543 INFO L290 TraceCheckUtils]: 60: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:46,543 INFO L284 TraceCheckUtils]: 61: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:46,543 INFO L290 TraceCheckUtils]: 62: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:46,543 INFO L272 TraceCheckUtils]: 63: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:46,543 INFO L290 TraceCheckUtils]: 64: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:46,543 INFO L290 TraceCheckUtils]: 65: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:46,543 INFO L290 TraceCheckUtils]: 66: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:46,543 INFO L284 TraceCheckUtils]: 67: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:46,543 INFO L290 TraceCheckUtils]: 68: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:46,543 INFO L290 TraceCheckUtils]: 69: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:46,544 INFO L284 TraceCheckUtils]: 70: Hoare quadruple {7674#true} {8949#(<= |fibo2_#in~n| 4)} #51#return; {8949#(<= |fibo2_#in~n| 4)} is VALID [2022-02-20 18:15:46,544 INFO L290 TraceCheckUtils]: 71: Hoare triple {8949#(<= |fibo2_#in~n| 4)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {8949#(<= |fibo2_#in~n| 4)} is VALID [2022-02-20 18:15:46,544 INFO L290 TraceCheckUtils]: 72: Hoare triple {8949#(<= |fibo2_#in~n| 4)} assume true; {8949#(<= |fibo2_#in~n| 4)} is VALID [2022-02-20 18:15:46,545 INFO L284 TraceCheckUtils]: 73: Hoare quadruple {8949#(<= |fibo2_#in~n| 4)} {8805#(<= |fibo1_#in~n| fibo1_~n)} #53#return; {9019#(<= |fibo1_#in~n| 5)} is VALID [2022-02-20 18:15:46,545 INFO L290 TraceCheckUtils]: 74: Hoare triple {9019#(<= |fibo1_#in~n| 5)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {9019#(<= |fibo1_#in~n| 5)} is VALID [2022-02-20 18:15:46,545 INFO L272 TraceCheckUtils]: 75: Hoare triple {9019#(<= |fibo1_#in~n| 5)} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:46,545 INFO L290 TraceCheckUtils]: 76: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:46,545 INFO L290 TraceCheckUtils]: 77: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:46,546 INFO L290 TraceCheckUtils]: 78: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:46,546 INFO L272 TraceCheckUtils]: 79: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:46,546 INFO L290 TraceCheckUtils]: 80: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:46,546 INFO L290 TraceCheckUtils]: 81: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:46,546 INFO L290 TraceCheckUtils]: 82: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:46,546 INFO L290 TraceCheckUtils]: 83: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:46,546 INFO L284 TraceCheckUtils]: 84: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:46,546 INFO L290 TraceCheckUtils]: 85: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:46,546 INFO L272 TraceCheckUtils]: 86: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:46,546 INFO L290 TraceCheckUtils]: 87: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:46,546 INFO L290 TraceCheckUtils]: 88: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:46,546 INFO L290 TraceCheckUtils]: 89: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:46,546 INFO L284 TraceCheckUtils]: 90: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:46,546 INFO L290 TraceCheckUtils]: 91: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:46,546 INFO L290 TraceCheckUtils]: 92: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:46,547 INFO L284 TraceCheckUtils]: 93: Hoare quadruple {7674#true} {9019#(<= |fibo1_#in~n| 5)} #55#return; {9019#(<= |fibo1_#in~n| 5)} is VALID [2022-02-20 18:15:46,547 INFO L290 TraceCheckUtils]: 94: Hoare triple {9019#(<= |fibo1_#in~n| 5)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {9019#(<= |fibo1_#in~n| 5)} is VALID [2022-02-20 18:15:46,548 INFO L290 TraceCheckUtils]: 95: Hoare triple {9019#(<= |fibo1_#in~n| 5)} assume true; {9019#(<= |fibo1_#in~n| 5)} is VALID [2022-02-20 18:15:46,548 INFO L284 TraceCheckUtils]: 96: Hoare quadruple {9019#(<= |fibo1_#in~n| 5)} {8818#(<= |fibo2_#in~n| fibo2_~n)} #49#return; {9089#(<= |fibo2_#in~n| 6)} is VALID [2022-02-20 18:15:46,549 INFO L290 TraceCheckUtils]: 97: Hoare triple {9089#(<= |fibo2_#in~n| 6)} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {9089#(<= |fibo2_#in~n| 6)} is VALID [2022-02-20 18:15:46,549 INFO L272 TraceCheckUtils]: 98: Hoare triple {9089#(<= |fibo2_#in~n| 6)} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:46,549 INFO L290 TraceCheckUtils]: 99: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:46,549 INFO L290 TraceCheckUtils]: 100: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:46,549 INFO L290 TraceCheckUtils]: 101: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:46,549 INFO L272 TraceCheckUtils]: 102: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:46,549 INFO L290 TraceCheckUtils]: 103: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:46,549 INFO L290 TraceCheckUtils]: 104: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:46,549 INFO L290 TraceCheckUtils]: 105: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:46,549 INFO L272 TraceCheckUtils]: 106: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:46,549 INFO L290 TraceCheckUtils]: 107: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:46,550 INFO L290 TraceCheckUtils]: 108: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:46,550 INFO L290 TraceCheckUtils]: 109: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:46,550 INFO L290 TraceCheckUtils]: 110: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:46,550 INFO L284 TraceCheckUtils]: 111: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:46,550 INFO L290 TraceCheckUtils]: 112: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:46,550 INFO L272 TraceCheckUtils]: 113: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:46,550 INFO L290 TraceCheckUtils]: 114: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:46,551 INFO L290 TraceCheckUtils]: 115: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:46,551 INFO L290 TraceCheckUtils]: 116: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:46,551 INFO L284 TraceCheckUtils]: 117: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:46,551 INFO L290 TraceCheckUtils]: 118: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:46,551 INFO L290 TraceCheckUtils]: 119: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:46,551 INFO L284 TraceCheckUtils]: 120: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:46,552 INFO L290 TraceCheckUtils]: 121: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:46,552 INFO L272 TraceCheckUtils]: 122: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:46,552 INFO L290 TraceCheckUtils]: 123: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:46,552 INFO L290 TraceCheckUtils]: 124: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:46,552 INFO L290 TraceCheckUtils]: 125: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:46,552 INFO L290 TraceCheckUtils]: 126: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:46,552 INFO L284 TraceCheckUtils]: 127: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:46,553 INFO L290 TraceCheckUtils]: 128: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:46,553 INFO L290 TraceCheckUtils]: 129: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:46,560 INFO L284 TraceCheckUtils]: 130: Hoare quadruple {7674#true} {9089#(<= |fibo2_#in~n| 6)} #51#return; {9089#(<= |fibo2_#in~n| 6)} is VALID [2022-02-20 18:15:46,560 INFO L290 TraceCheckUtils]: 131: Hoare triple {9089#(<= |fibo2_#in~n| 6)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {9089#(<= |fibo2_#in~n| 6)} is VALID [2022-02-20 18:15:46,561 INFO L290 TraceCheckUtils]: 132: Hoare triple {9089#(<= |fibo2_#in~n| 6)} assume true; {9089#(<= |fibo2_#in~n| 6)} is VALID [2022-02-20 18:15:46,562 INFO L284 TraceCheckUtils]: 133: Hoare quadruple {9089#(<= |fibo2_#in~n| 6)} {8805#(<= |fibo1_#in~n| fibo1_~n)} #53#return; {9201#(<= |fibo1_#in~n| 7)} is VALID [2022-02-20 18:15:46,562 INFO L290 TraceCheckUtils]: 134: Hoare triple {9201#(<= |fibo1_#in~n| 7)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {9201#(<= |fibo1_#in~n| 7)} is VALID [2022-02-20 18:15:46,562 INFO L272 TraceCheckUtils]: 135: Hoare triple {9201#(<= |fibo1_#in~n| 7)} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:46,562 INFO L290 TraceCheckUtils]: 136: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:46,562 INFO L290 TraceCheckUtils]: 137: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:46,563 INFO L290 TraceCheckUtils]: 138: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:46,563 INFO L272 TraceCheckUtils]: 139: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:46,563 INFO L290 TraceCheckUtils]: 140: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:46,563 INFO L290 TraceCheckUtils]: 141: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:46,563 INFO L290 TraceCheckUtils]: 142: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:46,563 INFO L272 TraceCheckUtils]: 143: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:46,563 INFO L290 TraceCheckUtils]: 144: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:46,564 INFO L290 TraceCheckUtils]: 145: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:46,564 INFO L290 TraceCheckUtils]: 146: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:46,564 INFO L272 TraceCheckUtils]: 147: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:46,564 INFO L290 TraceCheckUtils]: 148: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:46,564 INFO L290 TraceCheckUtils]: 149: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:46,564 INFO L290 TraceCheckUtils]: 150: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:46,564 INFO L272 TraceCheckUtils]: 151: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:46,565 INFO L290 TraceCheckUtils]: 152: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:46,565 INFO L290 TraceCheckUtils]: 153: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:46,565 INFO L290 TraceCheckUtils]: 154: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:46,565 INFO L272 TraceCheckUtils]: 155: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:46,565 INFO L290 TraceCheckUtils]: 156: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:46,565 INFO L290 TraceCheckUtils]: 157: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:46,566 INFO L290 TraceCheckUtils]: 158: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:46,566 INFO L290 TraceCheckUtils]: 159: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:46,566 INFO L284 TraceCheckUtils]: 160: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:46,566 INFO L290 TraceCheckUtils]: 161: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:46,566 INFO L272 TraceCheckUtils]: 162: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:46,566 INFO L290 TraceCheckUtils]: 163: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:46,566 INFO L290 TraceCheckUtils]: 164: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:46,567 INFO L290 TraceCheckUtils]: 165: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:46,567 INFO L284 TraceCheckUtils]: 166: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:46,567 INFO L290 TraceCheckUtils]: 167: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:46,567 INFO L290 TraceCheckUtils]: 168: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:46,567 INFO L284 TraceCheckUtils]: 169: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:46,567 INFO L290 TraceCheckUtils]: 170: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:46,567 INFO L272 TraceCheckUtils]: 171: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:46,568 INFO L290 TraceCheckUtils]: 172: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:46,568 INFO L290 TraceCheckUtils]: 173: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:46,568 INFO L290 TraceCheckUtils]: 174: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:46,568 INFO L290 TraceCheckUtils]: 175: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:46,568 INFO L284 TraceCheckUtils]: 176: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:46,568 INFO L290 TraceCheckUtils]: 177: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:46,568 INFO L290 TraceCheckUtils]: 178: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:46,569 INFO L284 TraceCheckUtils]: 179: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:46,569 INFO L290 TraceCheckUtils]: 180: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:46,569 INFO L272 TraceCheckUtils]: 181: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:46,569 INFO L290 TraceCheckUtils]: 182: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:46,569 INFO L290 TraceCheckUtils]: 183: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:46,569 INFO L290 TraceCheckUtils]: 184: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:46,569 INFO L272 TraceCheckUtils]: 185: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:46,570 INFO L290 TraceCheckUtils]: 186: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:46,570 INFO L290 TraceCheckUtils]: 187: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:46,570 INFO L290 TraceCheckUtils]: 188: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:46,570 INFO L290 TraceCheckUtils]: 189: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:46,570 INFO L284 TraceCheckUtils]: 190: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:46,570 INFO L290 TraceCheckUtils]: 191: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:46,570 INFO L272 TraceCheckUtils]: 192: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:46,571 INFO L290 TraceCheckUtils]: 193: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:46,571 INFO L290 TraceCheckUtils]: 194: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:46,571 INFO L290 TraceCheckUtils]: 195: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:46,571 INFO L284 TraceCheckUtils]: 196: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:46,571 INFO L290 TraceCheckUtils]: 197: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:46,571 INFO L290 TraceCheckUtils]: 198: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:46,572 INFO L284 TraceCheckUtils]: 199: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:46,572 INFO L290 TraceCheckUtils]: 200: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:46,572 INFO L290 TraceCheckUtils]: 201: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:46,572 INFO L284 TraceCheckUtils]: 202: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:46,572 INFO L290 TraceCheckUtils]: 203: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:46,572 INFO L272 TraceCheckUtils]: 204: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:46,572 INFO L290 TraceCheckUtils]: 205: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:46,573 INFO L290 TraceCheckUtils]: 206: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:46,573 INFO L290 TraceCheckUtils]: 207: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:46,573 INFO L272 TraceCheckUtils]: 208: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:46,573 INFO L290 TraceCheckUtils]: 209: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:46,573 INFO L290 TraceCheckUtils]: 210: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:46,573 INFO L290 TraceCheckUtils]: 211: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:46,573 INFO L290 TraceCheckUtils]: 212: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:46,574 INFO L284 TraceCheckUtils]: 213: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:46,574 INFO L290 TraceCheckUtils]: 214: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:46,574 INFO L272 TraceCheckUtils]: 215: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:46,574 INFO L290 TraceCheckUtils]: 216: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:46,574 INFO L290 TraceCheckUtils]: 217: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:46,574 INFO L290 TraceCheckUtils]: 218: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:46,574 INFO L284 TraceCheckUtils]: 219: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:46,575 INFO L290 TraceCheckUtils]: 220: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:46,575 INFO L290 TraceCheckUtils]: 221: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:46,575 INFO L284 TraceCheckUtils]: 222: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:46,575 INFO L290 TraceCheckUtils]: 223: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:46,575 INFO L290 TraceCheckUtils]: 224: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:46,575 INFO L284 TraceCheckUtils]: 225: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:46,575 INFO L290 TraceCheckUtils]: 226: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:46,576 INFO L272 TraceCheckUtils]: 227: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:46,576 INFO L290 TraceCheckUtils]: 228: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:46,576 INFO L290 TraceCheckUtils]: 229: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:46,576 INFO L290 TraceCheckUtils]: 230: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:46,576 INFO L272 TraceCheckUtils]: 231: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:46,576 INFO L290 TraceCheckUtils]: 232: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:46,576 INFO L290 TraceCheckUtils]: 233: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:46,577 INFO L290 TraceCheckUtils]: 234: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:46,577 INFO L290 TraceCheckUtils]: 235: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:46,577 INFO L284 TraceCheckUtils]: 236: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:46,577 INFO L290 TraceCheckUtils]: 237: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:46,577 INFO L272 TraceCheckUtils]: 238: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:46,577 INFO L290 TraceCheckUtils]: 239: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:46,577 INFO L290 TraceCheckUtils]: 240: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:46,578 INFO L290 TraceCheckUtils]: 241: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:46,578 INFO L284 TraceCheckUtils]: 242: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:46,578 INFO L290 TraceCheckUtils]: 243: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:46,578 INFO L290 TraceCheckUtils]: 244: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:46,578 INFO L284 TraceCheckUtils]: 245: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:46,578 INFO L290 TraceCheckUtils]: 246: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:46,578 INFO L290 TraceCheckUtils]: 247: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:46,579 INFO L284 TraceCheckUtils]: 248: Hoare quadruple {7674#true} {9201#(<= |fibo1_#in~n| 7)} #55#return; {9201#(<= |fibo1_#in~n| 7)} is VALID [2022-02-20 18:15:46,580 INFO L290 TraceCheckUtils]: 249: Hoare triple {9201#(<= |fibo1_#in~n| 7)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {9201#(<= |fibo1_#in~n| 7)} is VALID [2022-02-20 18:15:46,580 INFO L290 TraceCheckUtils]: 250: Hoare triple {9201#(<= |fibo1_#in~n| 7)} assume true; {9201#(<= |fibo1_#in~n| 7)} is VALID [2022-02-20 18:15:46,581 INFO L284 TraceCheckUtils]: 251: Hoare quadruple {9201#(<= |fibo1_#in~n| 7)} {7676#(<= 20 |ULTIMATE.start_main_~x~0#1|)} #47#return; {7675#false} is VALID [2022-02-20 18:15:46,581 INFO L290 TraceCheckUtils]: 252: Hoare triple {7675#false} assume -2147483648 <= main_#t~ret8#1 && main_#t~ret8#1 <= 2147483647;main_~result~0#1 := main_#t~ret8#1;havoc main_#t~ret8#1; {7675#false} is VALID [2022-02-20 18:15:46,581 INFO L290 TraceCheckUtils]: 253: Hoare triple {7675#false} assume 6765 == main_~result~0#1; {7675#false} is VALID [2022-02-20 18:15:46,581 INFO L290 TraceCheckUtils]: 254: Hoare triple {7675#false} assume !false; {7675#false} is VALID [2022-02-20 18:15:46,582 INFO L134 CoverageAnalysis]: Checked inductivity of 1780 backedges. 75 proven. 496 refuted. 0 times theorem prover too weak. 1209 trivial. 0 not checked. [2022-02-20 18:15:46,582 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-20 18:15:52,873 INFO L290 TraceCheckUtils]: 254: Hoare triple {7675#false} assume !false; {7675#false} is VALID [2022-02-20 18:15:52,874 INFO L290 TraceCheckUtils]: 253: Hoare triple {7675#false} assume 6765 == main_~result~0#1; {7675#false} is VALID [2022-02-20 18:15:52,874 INFO L290 TraceCheckUtils]: 252: Hoare triple {7675#false} assume -2147483648 <= main_#t~ret8#1 && main_#t~ret8#1 <= 2147483647;main_~result~0#1 := main_#t~ret8#1;havoc main_#t~ret8#1; {7675#false} is VALID [2022-02-20 18:15:52,876 INFO L284 TraceCheckUtils]: 251: Hoare quadruple {9201#(<= |fibo1_#in~n| 7)} {9574#(< 7 |ULTIMATE.start_main_~x~0#1|)} #47#return; {7675#false} is VALID [2022-02-20 18:15:52,876 INFO L290 TraceCheckUtils]: 250: Hoare triple {9201#(<= |fibo1_#in~n| 7)} assume true; {9201#(<= |fibo1_#in~n| 7)} is VALID [2022-02-20 18:15:52,876 INFO L290 TraceCheckUtils]: 249: Hoare triple {9201#(<= |fibo1_#in~n| 7)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {9201#(<= |fibo1_#in~n| 7)} is VALID [2022-02-20 18:15:52,878 INFO L284 TraceCheckUtils]: 248: Hoare quadruple {7674#true} {9201#(<= |fibo1_#in~n| 7)} #55#return; {9201#(<= |fibo1_#in~n| 7)} is VALID [2022-02-20 18:15:52,878 INFO L290 TraceCheckUtils]: 247: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:52,878 INFO L290 TraceCheckUtils]: 246: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:52,878 INFO L284 TraceCheckUtils]: 245: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:52,878 INFO L290 TraceCheckUtils]: 244: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:52,878 INFO L290 TraceCheckUtils]: 243: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:52,879 INFO L284 TraceCheckUtils]: 242: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:52,879 INFO L290 TraceCheckUtils]: 241: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:52,879 INFO L290 TraceCheckUtils]: 240: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:52,879 INFO L290 TraceCheckUtils]: 239: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:52,879 INFO L272 TraceCheckUtils]: 238: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:52,879 INFO L290 TraceCheckUtils]: 237: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:52,880 INFO L284 TraceCheckUtils]: 236: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:52,880 INFO L290 TraceCheckUtils]: 235: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:52,880 INFO L290 TraceCheckUtils]: 234: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:52,880 INFO L290 TraceCheckUtils]: 233: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:52,880 INFO L290 TraceCheckUtils]: 232: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:52,880 INFO L272 TraceCheckUtils]: 231: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:52,880 INFO L290 TraceCheckUtils]: 230: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:52,881 INFO L290 TraceCheckUtils]: 229: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:52,881 INFO L290 TraceCheckUtils]: 228: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:52,881 INFO L272 TraceCheckUtils]: 227: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:52,881 INFO L290 TraceCheckUtils]: 226: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:52,881 INFO L284 TraceCheckUtils]: 225: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:52,881 INFO L290 TraceCheckUtils]: 224: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:52,881 INFO L290 TraceCheckUtils]: 223: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:52,882 INFO L284 TraceCheckUtils]: 222: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:52,882 INFO L290 TraceCheckUtils]: 221: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:52,882 INFO L290 TraceCheckUtils]: 220: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:52,882 INFO L284 TraceCheckUtils]: 219: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:52,882 INFO L290 TraceCheckUtils]: 218: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:52,882 INFO L290 TraceCheckUtils]: 217: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:52,882 INFO L290 TraceCheckUtils]: 216: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:52,883 INFO L272 TraceCheckUtils]: 215: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:52,883 INFO L290 TraceCheckUtils]: 214: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:52,883 INFO L284 TraceCheckUtils]: 213: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:52,883 INFO L290 TraceCheckUtils]: 212: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:52,883 INFO L290 TraceCheckUtils]: 211: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:52,883 INFO L290 TraceCheckUtils]: 210: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:52,883 INFO L290 TraceCheckUtils]: 209: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:52,884 INFO L272 TraceCheckUtils]: 208: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:52,884 INFO L290 TraceCheckUtils]: 207: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:52,884 INFO L290 TraceCheckUtils]: 206: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:52,884 INFO L290 TraceCheckUtils]: 205: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:52,884 INFO L272 TraceCheckUtils]: 204: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:52,884 INFO L290 TraceCheckUtils]: 203: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:52,884 INFO L284 TraceCheckUtils]: 202: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:52,885 INFO L290 TraceCheckUtils]: 201: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:52,885 INFO L290 TraceCheckUtils]: 200: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:52,885 INFO L284 TraceCheckUtils]: 199: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:52,885 INFO L290 TraceCheckUtils]: 198: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:52,885 INFO L290 TraceCheckUtils]: 197: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:52,885 INFO L284 TraceCheckUtils]: 196: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:52,885 INFO L290 TraceCheckUtils]: 195: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:52,886 INFO L290 TraceCheckUtils]: 194: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:52,886 INFO L290 TraceCheckUtils]: 193: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:52,886 INFO L272 TraceCheckUtils]: 192: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:52,886 INFO L290 TraceCheckUtils]: 191: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:52,886 INFO L284 TraceCheckUtils]: 190: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:52,886 INFO L290 TraceCheckUtils]: 189: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:52,886 INFO L290 TraceCheckUtils]: 188: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:52,887 INFO L290 TraceCheckUtils]: 187: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:52,887 INFO L290 TraceCheckUtils]: 186: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:52,887 INFO L272 TraceCheckUtils]: 185: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:52,887 INFO L290 TraceCheckUtils]: 184: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:52,887 INFO L290 TraceCheckUtils]: 183: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:52,887 INFO L290 TraceCheckUtils]: 182: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:52,887 INFO L272 TraceCheckUtils]: 181: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:52,888 INFO L290 TraceCheckUtils]: 180: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:52,888 INFO L284 TraceCheckUtils]: 179: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:52,888 INFO L290 TraceCheckUtils]: 178: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:52,888 INFO L290 TraceCheckUtils]: 177: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:52,888 INFO L284 TraceCheckUtils]: 176: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:52,888 INFO L290 TraceCheckUtils]: 175: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:52,889 INFO L290 TraceCheckUtils]: 174: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:52,889 INFO L290 TraceCheckUtils]: 173: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:52,889 INFO L290 TraceCheckUtils]: 172: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:52,889 INFO L272 TraceCheckUtils]: 171: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:52,889 INFO L290 TraceCheckUtils]: 170: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:52,889 INFO L284 TraceCheckUtils]: 169: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:52,889 INFO L290 TraceCheckUtils]: 168: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:52,890 INFO L290 TraceCheckUtils]: 167: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:52,890 INFO L284 TraceCheckUtils]: 166: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:52,890 INFO L290 TraceCheckUtils]: 165: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:52,890 INFO L290 TraceCheckUtils]: 164: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:52,890 INFO L290 TraceCheckUtils]: 163: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:52,890 INFO L272 TraceCheckUtils]: 162: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:52,890 INFO L290 TraceCheckUtils]: 161: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:52,891 INFO L284 TraceCheckUtils]: 160: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:52,891 INFO L290 TraceCheckUtils]: 159: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:52,891 INFO L290 TraceCheckUtils]: 158: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:52,891 INFO L290 TraceCheckUtils]: 157: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:52,891 INFO L290 TraceCheckUtils]: 156: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:52,891 INFO L272 TraceCheckUtils]: 155: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:52,891 INFO L290 TraceCheckUtils]: 154: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:52,891 INFO L290 TraceCheckUtils]: 153: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:52,892 INFO L290 TraceCheckUtils]: 152: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:52,892 INFO L272 TraceCheckUtils]: 151: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:52,892 INFO L290 TraceCheckUtils]: 150: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:52,892 INFO L290 TraceCheckUtils]: 149: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:52,892 INFO L290 TraceCheckUtils]: 148: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:52,892 INFO L272 TraceCheckUtils]: 147: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:52,892 INFO L290 TraceCheckUtils]: 146: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:52,892 INFO L290 TraceCheckUtils]: 145: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:52,892 INFO L290 TraceCheckUtils]: 144: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:52,892 INFO L272 TraceCheckUtils]: 143: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:52,892 INFO L290 TraceCheckUtils]: 142: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:52,892 INFO L290 TraceCheckUtils]: 141: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:52,892 INFO L290 TraceCheckUtils]: 140: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:52,892 INFO L272 TraceCheckUtils]: 139: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:52,893 INFO L290 TraceCheckUtils]: 138: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:52,893 INFO L290 TraceCheckUtils]: 137: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:52,893 INFO L290 TraceCheckUtils]: 136: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:52,893 INFO L272 TraceCheckUtils]: 135: Hoare triple {9201#(<= |fibo1_#in~n| 7)} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:52,893 INFO L290 TraceCheckUtils]: 134: Hoare triple {9201#(<= |fibo1_#in~n| 7)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {9201#(<= |fibo1_#in~n| 7)} is VALID [2022-02-20 18:15:52,894 INFO L284 TraceCheckUtils]: 133: Hoare quadruple {9089#(<= |fibo2_#in~n| 6)} {9932#(or (<= |fibo1_#in~n| 7) (< 7 fibo1_~n))} #53#return; {9201#(<= |fibo1_#in~n| 7)} is VALID [2022-02-20 18:15:52,894 INFO L290 TraceCheckUtils]: 132: Hoare triple {9089#(<= |fibo2_#in~n| 6)} assume true; {9089#(<= |fibo2_#in~n| 6)} is VALID [2022-02-20 18:15:52,895 INFO L290 TraceCheckUtils]: 131: Hoare triple {9089#(<= |fibo2_#in~n| 6)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {9089#(<= |fibo2_#in~n| 6)} is VALID [2022-02-20 18:15:52,895 INFO L284 TraceCheckUtils]: 130: Hoare quadruple {7674#true} {9089#(<= |fibo2_#in~n| 6)} #51#return; {9089#(<= |fibo2_#in~n| 6)} is VALID [2022-02-20 18:15:52,895 INFO L290 TraceCheckUtils]: 129: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:52,895 INFO L290 TraceCheckUtils]: 128: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:52,895 INFO L284 TraceCheckUtils]: 127: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:52,895 INFO L290 TraceCheckUtils]: 126: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:52,895 INFO L290 TraceCheckUtils]: 125: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:52,896 INFO L290 TraceCheckUtils]: 124: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:52,896 INFO L290 TraceCheckUtils]: 123: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:52,896 INFO L272 TraceCheckUtils]: 122: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:52,896 INFO L290 TraceCheckUtils]: 121: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:52,896 INFO L284 TraceCheckUtils]: 120: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:52,896 INFO L290 TraceCheckUtils]: 119: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:52,896 INFO L290 TraceCheckUtils]: 118: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:52,896 INFO L284 TraceCheckUtils]: 117: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:52,896 INFO L290 TraceCheckUtils]: 116: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:52,896 INFO L290 TraceCheckUtils]: 115: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:52,897 INFO L290 TraceCheckUtils]: 114: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:52,897 INFO L272 TraceCheckUtils]: 113: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:52,897 INFO L290 TraceCheckUtils]: 112: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:52,897 INFO L284 TraceCheckUtils]: 111: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:52,897 INFO L290 TraceCheckUtils]: 110: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:52,897 INFO L290 TraceCheckUtils]: 109: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:52,897 INFO L290 TraceCheckUtils]: 108: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:52,898 INFO L290 TraceCheckUtils]: 107: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:52,898 INFO L272 TraceCheckUtils]: 106: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:52,898 INFO L290 TraceCheckUtils]: 105: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:52,898 INFO L290 TraceCheckUtils]: 104: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:52,898 INFO L290 TraceCheckUtils]: 103: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:52,898 INFO L272 TraceCheckUtils]: 102: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:52,898 INFO L290 TraceCheckUtils]: 101: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:52,898 INFO L290 TraceCheckUtils]: 100: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:52,898 INFO L290 TraceCheckUtils]: 99: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:52,899 INFO L272 TraceCheckUtils]: 98: Hoare triple {9089#(<= |fibo2_#in~n| 6)} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:52,899 INFO L290 TraceCheckUtils]: 97: Hoare triple {9089#(<= |fibo2_#in~n| 6)} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {9089#(<= |fibo2_#in~n| 6)} is VALID [2022-02-20 18:15:52,900 INFO L284 TraceCheckUtils]: 96: Hoare quadruple {9019#(<= |fibo1_#in~n| 5)} {10047#(or (< 6 fibo2_~n) (<= |fibo2_#in~n| 6))} #49#return; {9089#(<= |fibo2_#in~n| 6)} is VALID [2022-02-20 18:15:52,900 INFO L290 TraceCheckUtils]: 95: Hoare triple {9019#(<= |fibo1_#in~n| 5)} assume true; {9019#(<= |fibo1_#in~n| 5)} is VALID [2022-02-20 18:15:52,900 INFO L290 TraceCheckUtils]: 94: Hoare triple {9019#(<= |fibo1_#in~n| 5)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {9019#(<= |fibo1_#in~n| 5)} is VALID [2022-02-20 18:15:52,901 INFO L284 TraceCheckUtils]: 93: Hoare quadruple {7674#true} {9019#(<= |fibo1_#in~n| 5)} #55#return; {9019#(<= |fibo1_#in~n| 5)} is VALID [2022-02-20 18:15:52,901 INFO L290 TraceCheckUtils]: 92: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:52,901 INFO L290 TraceCheckUtils]: 91: Hoare triple {7674#true} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {7674#true} is VALID [2022-02-20 18:15:52,901 INFO L284 TraceCheckUtils]: 90: Hoare quadruple {7674#true} {7674#true} #51#return; {7674#true} is VALID [2022-02-20 18:15:52,901 INFO L290 TraceCheckUtils]: 89: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:52,901 INFO L290 TraceCheckUtils]: 88: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:52,901 INFO L290 TraceCheckUtils]: 87: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:52,901 INFO L272 TraceCheckUtils]: 86: Hoare triple {7674#true} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:52,901 INFO L290 TraceCheckUtils]: 85: Hoare triple {7674#true} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:52,901 INFO L284 TraceCheckUtils]: 84: Hoare quadruple {7674#true} {7674#true} #49#return; {7674#true} is VALID [2022-02-20 18:15:52,901 INFO L290 TraceCheckUtils]: 83: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:52,901 INFO L290 TraceCheckUtils]: 82: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:52,901 INFO L290 TraceCheckUtils]: 81: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:52,902 INFO L290 TraceCheckUtils]: 80: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:52,902 INFO L272 TraceCheckUtils]: 79: Hoare triple {7674#true} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:52,902 INFO L290 TraceCheckUtils]: 78: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:52,902 INFO L290 TraceCheckUtils]: 77: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:52,902 INFO L290 TraceCheckUtils]: 76: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:52,902 INFO L272 TraceCheckUtils]: 75: Hoare triple {9019#(<= |fibo1_#in~n| 5)} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:52,902 INFO L290 TraceCheckUtils]: 74: Hoare triple {9019#(<= |fibo1_#in~n| 5)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {9019#(<= |fibo1_#in~n| 5)} is VALID [2022-02-20 18:15:52,903 INFO L284 TraceCheckUtils]: 73: Hoare quadruple {8949#(<= |fibo2_#in~n| 4)} {10120#(or (<= |fibo1_#in~n| 5) (< 5 fibo1_~n))} #53#return; {9019#(<= |fibo1_#in~n| 5)} is VALID [2022-02-20 18:15:52,903 INFO L290 TraceCheckUtils]: 72: Hoare triple {8949#(<= |fibo2_#in~n| 4)} assume true; {8949#(<= |fibo2_#in~n| 4)} is VALID [2022-02-20 18:15:52,903 INFO L290 TraceCheckUtils]: 71: Hoare triple {8949#(<= |fibo2_#in~n| 4)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {8949#(<= |fibo2_#in~n| 4)} is VALID [2022-02-20 18:15:52,904 INFO L284 TraceCheckUtils]: 70: Hoare quadruple {7674#true} {8949#(<= |fibo2_#in~n| 4)} #51#return; {8949#(<= |fibo2_#in~n| 4)} is VALID [2022-02-20 18:15:52,904 INFO L290 TraceCheckUtils]: 69: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:52,904 INFO L290 TraceCheckUtils]: 68: Hoare triple {7674#true} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {7674#true} is VALID [2022-02-20 18:15:52,904 INFO L284 TraceCheckUtils]: 67: Hoare quadruple {7674#true} {7674#true} #55#return; {7674#true} is VALID [2022-02-20 18:15:52,904 INFO L290 TraceCheckUtils]: 66: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:52,904 INFO L290 TraceCheckUtils]: 65: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:52,904 INFO L290 TraceCheckUtils]: 64: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:52,904 INFO L272 TraceCheckUtils]: 63: Hoare triple {7674#true} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:52,904 INFO L290 TraceCheckUtils]: 62: Hoare triple {7674#true} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {7674#true} is VALID [2022-02-20 18:15:52,904 INFO L284 TraceCheckUtils]: 61: Hoare quadruple {7674#true} {7674#true} #53#return; {7674#true} is VALID [2022-02-20 18:15:52,905 INFO L290 TraceCheckUtils]: 60: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:52,905 INFO L290 TraceCheckUtils]: 59: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:52,905 INFO L290 TraceCheckUtils]: 58: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:52,905 INFO L290 TraceCheckUtils]: 57: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:52,905 INFO L272 TraceCheckUtils]: 56: Hoare triple {7674#true} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:52,905 INFO L290 TraceCheckUtils]: 55: Hoare triple {7674#true} assume !(1 == ~n); {7674#true} is VALID [2022-02-20 18:15:52,905 INFO L290 TraceCheckUtils]: 54: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:52,905 INFO L290 TraceCheckUtils]: 53: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:52,905 INFO L272 TraceCheckUtils]: 52: Hoare triple {8949#(<= |fibo2_#in~n| 4)} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:52,905 INFO L290 TraceCheckUtils]: 51: Hoare triple {8949#(<= |fibo2_#in~n| 4)} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {8949#(<= |fibo2_#in~n| 4)} is VALID [2022-02-20 18:15:52,906 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {8918#(<= |fibo1_#in~n| 3)} {10193#(or (<= |fibo2_#in~n| 4) (< 4 fibo2_~n))} #49#return; {8949#(<= |fibo2_#in~n| 4)} is VALID [2022-02-20 18:15:52,906 INFO L290 TraceCheckUtils]: 49: Hoare triple {8918#(<= |fibo1_#in~n| 3)} assume true; {8918#(<= |fibo1_#in~n| 3)} is VALID [2022-02-20 18:15:52,907 INFO L290 TraceCheckUtils]: 48: Hoare triple {8918#(<= |fibo1_#in~n| 3)} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;#res := #t~ret4 + #t~ret5;havoc #t~ret4;havoc #t~ret5; {8918#(<= |fibo1_#in~n| 3)} is VALID [2022-02-20 18:15:52,907 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {7674#true} {8918#(<= |fibo1_#in~n| 3)} #55#return; {8918#(<= |fibo1_#in~n| 3)} is VALID [2022-02-20 18:15:52,907 INFO L290 TraceCheckUtils]: 46: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:52,907 INFO L290 TraceCheckUtils]: 45: Hoare triple {7674#true} assume 1 == ~n;#res := 1; {7674#true} is VALID [2022-02-20 18:15:52,907 INFO L290 TraceCheckUtils]: 44: Hoare triple {7674#true} assume !(~n < 1); {7674#true} is VALID [2022-02-20 18:15:52,907 INFO L290 TraceCheckUtils]: 43: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:52,907 INFO L272 TraceCheckUtils]: 42: Hoare triple {8918#(<= |fibo1_#in~n| 3)} call #t~ret5 := fibo2(~n - 2); {7674#true} is VALID [2022-02-20 18:15:52,908 INFO L290 TraceCheckUtils]: 41: Hoare triple {8918#(<= |fibo1_#in~n| 3)} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647; {8918#(<= |fibo1_#in~n| 3)} is VALID [2022-02-20 18:15:52,908 INFO L284 TraceCheckUtils]: 40: Hoare quadruple {8469#(<= |fibo2_#in~n| 2)} {10227#(or (<= |fibo1_#in~n| 3) (< 3 fibo1_~n))} #53#return; {8918#(<= |fibo1_#in~n| 3)} is VALID [2022-02-20 18:15:52,909 INFO L290 TraceCheckUtils]: 39: Hoare triple {8469#(<= |fibo2_#in~n| 2)} assume true; {8469#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:52,909 INFO L290 TraceCheckUtils]: 38: Hoare triple {8469#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret7 && #t~ret7 <= 2147483647;#res := #t~ret6 + #t~ret7;havoc #t~ret6;havoc #t~ret7; {8469#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:52,916 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {7674#true} {8469#(<= |fibo2_#in~n| 2)} #51#return; {8469#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:52,916 INFO L290 TraceCheckUtils]: 36: Hoare triple {7674#true} assume true; {7674#true} is VALID [2022-02-20 18:15:52,916 INFO L290 TraceCheckUtils]: 35: Hoare triple {7674#true} assume ~n < 1;#res := 0; {7674#true} is VALID [2022-02-20 18:15:52,916 INFO L290 TraceCheckUtils]: 34: Hoare triple {7674#true} ~n := #in~n; {7674#true} is VALID [2022-02-20 18:15:52,916 INFO L272 TraceCheckUtils]: 33: Hoare triple {8469#(<= |fibo2_#in~n| 2)} call #t~ret7 := fibo1(~n - 2); {7674#true} is VALID [2022-02-20 18:15:52,917 INFO L290 TraceCheckUtils]: 32: Hoare triple {8469#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret6 && #t~ret6 <= 2147483647; {8469#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:52,918 INFO L284 TraceCheckUtils]: 31: Hoare quadruple {8470#(<= |fibo1_#in~n| 1)} {10258#(or (<= |fibo2_#in~n| 2) (< 2 fibo2_~n))} #49#return; {8469#(<= |fibo2_#in~n| 2)} is VALID [2022-02-20 18:15:52,918 INFO L290 TraceCheckUtils]: 30: Hoare triple {8470#(<= |fibo1_#in~n| 1)} assume true; {8470#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:52,918 INFO L290 TraceCheckUtils]: 29: Hoare triple {10268#(or (<= |fibo1_#in~n| 1) (not (<= fibo1_~n 1)))} assume 1 == ~n;#res := 1; {8470#(<= |fibo1_#in~n| 1)} is VALID [2022-02-20 18:15:52,919 INFO L290 TraceCheckUtils]: 28: Hoare triple {10268#(or (<= |fibo1_#in~n| 1) (not (<= fibo1_~n 1)))} assume !(~n < 1); {10268#(or (<= |fibo1_#in~n| 1) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:52,919 INFO L290 TraceCheckUtils]: 27: Hoare triple {7674#true} ~n := #in~n; {10268#(or (<= |fibo1_#in~n| 1) (not (<= fibo1_~n 1)))} is VALID [2022-02-20 18:15:52,919 INFO L272 TraceCheckUtils]: 26: Hoare triple {10258#(or (<= |fibo2_#in~n| 2) (< 2 fibo2_~n))} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:52,920 INFO L290 TraceCheckUtils]: 25: Hoare triple {10258#(or (<= |fibo2_#in~n| 2) (< 2 fibo2_~n))} assume !(1 == ~n); {10258#(or (<= |fibo2_#in~n| 2) (< 2 fibo2_~n))} is VALID [2022-02-20 18:15:52,920 INFO L290 TraceCheckUtils]: 24: Hoare triple {10258#(or (<= |fibo2_#in~n| 2) (< 2 fibo2_~n))} assume !(~n < 1); {10258#(or (<= |fibo2_#in~n| 2) (< 2 fibo2_~n))} is VALID [2022-02-20 18:15:52,921 INFO L290 TraceCheckUtils]: 23: Hoare triple {7674#true} ~n := #in~n; {10258#(or (<= |fibo2_#in~n| 2) (< 2 fibo2_~n))} is VALID [2022-02-20 18:15:52,921 INFO L272 TraceCheckUtils]: 22: Hoare triple {10227#(or (<= |fibo1_#in~n| 3) (< 3 fibo1_~n))} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:52,921 INFO L290 TraceCheckUtils]: 21: Hoare triple {10227#(or (<= |fibo1_#in~n| 3) (< 3 fibo1_~n))} assume !(1 == ~n); {10227#(or (<= |fibo1_#in~n| 3) (< 3 fibo1_~n))} is VALID [2022-02-20 18:15:52,922 INFO L290 TraceCheckUtils]: 20: Hoare triple {10227#(or (<= |fibo1_#in~n| 3) (< 3 fibo1_~n))} assume !(~n < 1); {10227#(or (<= |fibo1_#in~n| 3) (< 3 fibo1_~n))} is VALID [2022-02-20 18:15:52,922 INFO L290 TraceCheckUtils]: 19: Hoare triple {7674#true} ~n := #in~n; {10227#(or (<= |fibo1_#in~n| 3) (< 3 fibo1_~n))} is VALID [2022-02-20 18:15:52,922 INFO L272 TraceCheckUtils]: 18: Hoare triple {10193#(or (<= |fibo2_#in~n| 4) (< 4 fibo2_~n))} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:52,923 INFO L290 TraceCheckUtils]: 17: Hoare triple {10193#(or (<= |fibo2_#in~n| 4) (< 4 fibo2_~n))} assume !(1 == ~n); {10193#(or (<= |fibo2_#in~n| 4) (< 4 fibo2_~n))} is VALID [2022-02-20 18:15:52,923 INFO L290 TraceCheckUtils]: 16: Hoare triple {10193#(or (<= |fibo2_#in~n| 4) (< 4 fibo2_~n))} assume !(~n < 1); {10193#(or (<= |fibo2_#in~n| 4) (< 4 fibo2_~n))} is VALID [2022-02-20 18:15:52,923 INFO L290 TraceCheckUtils]: 15: Hoare triple {7674#true} ~n := #in~n; {10193#(or (<= |fibo2_#in~n| 4) (< 4 fibo2_~n))} is VALID [2022-02-20 18:15:52,923 INFO L272 TraceCheckUtils]: 14: Hoare triple {10120#(or (<= |fibo1_#in~n| 5) (< 5 fibo1_~n))} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:52,924 INFO L290 TraceCheckUtils]: 13: Hoare triple {10120#(or (<= |fibo1_#in~n| 5) (< 5 fibo1_~n))} assume !(1 == ~n); {10120#(or (<= |fibo1_#in~n| 5) (< 5 fibo1_~n))} is VALID [2022-02-20 18:15:52,924 INFO L290 TraceCheckUtils]: 12: Hoare triple {10120#(or (<= |fibo1_#in~n| 5) (< 5 fibo1_~n))} assume !(~n < 1); {10120#(or (<= |fibo1_#in~n| 5) (< 5 fibo1_~n))} is VALID [2022-02-20 18:15:52,925 INFO L290 TraceCheckUtils]: 11: Hoare triple {7674#true} ~n := #in~n; {10120#(or (<= |fibo1_#in~n| 5) (< 5 fibo1_~n))} is VALID [2022-02-20 18:15:52,925 INFO L272 TraceCheckUtils]: 10: Hoare triple {10047#(or (< 6 fibo2_~n) (<= |fibo2_#in~n| 6))} call #t~ret6 := fibo1(~n - 1); {7674#true} is VALID [2022-02-20 18:15:52,925 INFO L290 TraceCheckUtils]: 9: Hoare triple {10047#(or (< 6 fibo2_~n) (<= |fibo2_#in~n| 6))} assume !(1 == ~n); {10047#(or (< 6 fibo2_~n) (<= |fibo2_#in~n| 6))} is VALID [2022-02-20 18:15:52,925 INFO L290 TraceCheckUtils]: 8: Hoare triple {10047#(or (< 6 fibo2_~n) (<= |fibo2_#in~n| 6))} assume !(~n < 1); {10047#(or (< 6 fibo2_~n) (<= |fibo2_#in~n| 6))} is VALID [2022-02-20 18:15:52,926 INFO L290 TraceCheckUtils]: 7: Hoare triple {7674#true} ~n := #in~n; {10047#(or (< 6 fibo2_~n) (<= |fibo2_#in~n| 6))} is VALID [2022-02-20 18:15:52,926 INFO L272 TraceCheckUtils]: 6: Hoare triple {9932#(or (<= |fibo1_#in~n| 7) (< 7 fibo1_~n))} call #t~ret4 := fibo2(~n - 1); {7674#true} is VALID [2022-02-20 18:15:52,926 INFO L290 TraceCheckUtils]: 5: Hoare triple {9932#(or (<= |fibo1_#in~n| 7) (< 7 fibo1_~n))} assume !(1 == ~n); {9932#(or (<= |fibo1_#in~n| 7) (< 7 fibo1_~n))} is VALID [2022-02-20 18:15:52,927 INFO L290 TraceCheckUtils]: 4: Hoare triple {9932#(or (<= |fibo1_#in~n| 7) (< 7 fibo1_~n))} assume !(~n < 1); {9932#(or (<= |fibo1_#in~n| 7) (< 7 fibo1_~n))} is VALID [2022-02-20 18:15:52,927 INFO L290 TraceCheckUtils]: 3: Hoare triple {7674#true} ~n := #in~n; {9932#(or (<= |fibo1_#in~n| 7) (< 7 fibo1_~n))} is VALID [2022-02-20 18:15:52,927 INFO L272 TraceCheckUtils]: 2: Hoare triple {9574#(< 7 |ULTIMATE.start_main_~x~0#1|)} call main_#t~ret8#1 := fibo1(main_~x~0#1); {7674#true} is VALID [2022-02-20 18:15:52,928 INFO L290 TraceCheckUtils]: 1: Hoare triple {7674#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret8#1, main_~x~0#1, main_~result~0#1;main_~x~0#1 := 20; {9574#(< 7 |ULTIMATE.start_main_~x~0#1|)} is VALID [2022-02-20 18:15:52,928 INFO L290 TraceCheckUtils]: 0: Hoare triple {7674#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); {7674#true} is VALID [2022-02-20 18:15:52,931 INFO L134 CoverageAnalysis]: Checked inductivity of 1780 backedges. 75 proven. 520 refuted. 0 times theorem prover too weak. 1185 trivial. 0 not checked. [2022-02-20 18:15:52,932 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1940677505] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-20 18:15:52,932 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-20 18:15:52,932 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12, 17] total 28 [2022-02-20 18:15:52,932 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373362866] [2022-02-20 18:15:52,933 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-20 18:15:52,934 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 26 states have (on average 3.5) internal successors, (91), 28 states have internal predecessors, (91), 22 states have call successors, (28), 1 states have call predecessors, (28), 11 states have return successors, (37), 14 states have call predecessors, (37), 22 states have call successors, (37) Word has length 255