/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_5-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-46f3038-m [2020-07-08 12:14:14,277 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-08 12:14:14,279 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-08 12:14:14,296 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-08 12:14:14,296 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-08 12:14:14,297 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-08 12:14:14,298 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-08 12:14:14,300 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-08 12:14:14,302 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-08 12:14:14,303 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-08 12:14:14,303 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-08 12:14:14,304 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-08 12:14:14,305 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-08 12:14:14,306 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-08 12:14:14,307 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-08 12:14:14,308 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-08 12:14:14,309 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-08 12:14:14,309 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-08 12:14:14,311 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-08 12:14:14,313 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-08 12:14:14,314 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-08 12:14:14,315 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-08 12:14:14,316 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-08 12:14:14,317 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-08 12:14:14,319 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-08 12:14:14,326 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-08 12:14:14,327 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-08 12:14:14,327 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-08 12:14:14,328 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-08 12:14:14,341 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-08 12:14:14,342 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-08 12:14:14,343 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-08 12:14:14,343 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-08 12:14:14,343 INFO L138 SettingsManager]: * Use SBE=true [2020-07-08 12:14:14,343 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-08 12:14:14,344 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-08 12:14:14,344 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-08 12:14:14,344 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-08 12:14:14,344 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-08 12:14:14,344 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-08 12:14:14,345 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-08 12:14:14,345 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-08 12:14:14,345 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-08 12:14:14,345 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-08 12:14:14,345 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-08 12:14:14,345 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-08 12:14:14,346 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-08 12:14:14,346 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-08 12:14:14,346 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-08 12:14:14,346 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-08 12:14:14,346 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-08 12:14:14,347 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-08 12:14:14,347 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-08 12:14:14,347 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-08 12:14:14,347 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-08 12:14:14,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-08 12:14:14,348 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-08 12:14:14,348 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-08 12:14:14,348 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-08 12:14:14,592 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-08 12:14:14,611 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-08 12:14:14,614 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-08 12:14:14,616 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-08 12:14:14,616 INFO L275 PluginConnector]: CDTParser initialized [2020-07-08 12:14:14,617 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_5-1.c [2020-07-08 12:14:14,682 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb8f1be06/67d8d3f493b348318a37e2c81b508080/FLAG6a2382e91 [2020-07-08 12:14:15,161 INFO L306 CDTParser]: Found 1 translation units. [2020-07-08 12:14:15,162 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/recursive-simple/fibo_2calls_5-1.c [2020-07-08 12:14:15,167 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb8f1be06/67d8d3f493b348318a37e2c81b508080/FLAG6a2382e91 [2020-07-08 12:14:15,559 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb8f1be06/67d8d3f493b348318a37e2c81b508080 [2020-07-08 12:14:15,569 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-08 12:14:15,571 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-08 12:14:15,572 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-08 12:14:15,572 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-08 12:14:15,575 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-08 12:14:15,577 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 12:14:15" (1/1) ... [2020-07-08 12:14:15,580 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f91136a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 12:14:15, skipping insertion in model container [2020-07-08 12:14:15,580 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 12:14:15" (1/1) ... [2020-07-08 12:14:15,588 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-08 12:14:15,608 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-08 12:14:15,788 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 12:14:15,792 INFO L203 MainTranslator]: Completed pre-run [2020-07-08 12:14:15,813 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 12:14:15,831 INFO L208 MainTranslator]: Completed translation [2020-07-08 12:14:15,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 12:14:15 WrapperNode [2020-07-08 12:14:15,832 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-08 12:14:15,833 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-08 12:14:15,833 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-08 12:14:15,833 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-08 12:14:15,849 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 12:14:15" (1/1) ... [2020-07-08 12:14:15,850 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 12:14:15" (1/1) ... [2020-07-08 12:14:15,931 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 12:14:15" (1/1) ... [2020-07-08 12:14:15,931 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 12:14:15" (1/1) ... [2020-07-08 12:14:15,936 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 12:14:15" (1/1) ... [2020-07-08 12:14:15,939 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 12:14:15" (1/1) ... [2020-07-08 12:14:15,940 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 12:14:15" (1/1) ... [2020-07-08 12:14:15,941 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-08 12:14:15,942 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-08 12:14:15,942 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-08 12:14:15,942 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-08 12:14:15,943 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 12:14:15" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-08 12:14:16,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-08 12:14:16,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-08 12:14:16,021 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2020-07-08 12:14:16,021 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2020-07-08 12:14:16,021 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-08 12:14:16,021 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-08 12:14:16,021 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-08 12:14:16,021 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2020-07-08 12:14:16,021 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2020-07-08 12:14:16,021 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-08 12:14:16,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-08 12:14:16,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-08 12:14:16,381 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-08 12:14:16,382 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-08 12:14:16,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 12:14:16 BoogieIcfgContainer [2020-07-08 12:14:16,386 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-08 12:14:16,387 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-08 12:14:16,387 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-08 12:14:16,389 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-08 12:14:16,390 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.07 12:14:15" (1/3) ... [2020-07-08 12:14:16,391 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e64895 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 12:14:16, skipping insertion in model container [2020-07-08 12:14:16,391 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 12:14:15" (2/3) ... [2020-07-08 12:14:16,391 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e64895 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 12:14:16, skipping insertion in model container [2020-07-08 12:14:16,391 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 12:14:16" (3/3) ... [2020-07-08 12:14:16,393 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_2calls_5-1.c [2020-07-08 12:14:16,403 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-08 12:14:16,410 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-08 12:14:16,424 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-08 12:14:16,448 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-08 12:14:16,448 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-08 12:14:16,448 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-08 12:14:16,448 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-08 12:14:16,448 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-08 12:14:16,449 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-08 12:14:16,449 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-08 12:14:16,449 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-08 12:14:16,468 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states. [2020-07-08 12:14:16,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-07-08 12:14:16,474 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 12:14:16,475 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 12:14:16,475 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 12:14:16,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 12:14:16,481 INFO L82 PathProgramCache]: Analyzing trace with hash 1464461757, now seen corresponding path program 1 times [2020-07-08 12:14:16,492 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 12:14:16,492 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1371426821] [2020-07-08 12:14:16,492 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 12:14:16,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:16,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:16,696 INFO L280 TraceCheckUtils]: 0: Hoare triple {36#true} assume true; {36#true} is VALID [2020-07-08 12:14:16,696 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {36#true} {36#true} #47#return; {36#true} is VALID [2020-07-08 12:14:16,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:16,761 INFO L280 TraceCheckUtils]: 0: Hoare triple {36#true} ~n := #in~n; {45#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:16,763 INFO L280 TraceCheckUtils]: 1: Hoare triple {45#(= fibo1_~n |fibo1_#in~n|)} assume ~n < 1;#res := 0; {46#(<= |fibo1_#in~n| 0)} is VALID [2020-07-08 12:14:16,764 INFO L280 TraceCheckUtils]: 2: Hoare triple {46#(<= |fibo1_#in~n| 0)} assume true; {46#(<= |fibo1_#in~n| 0)} is VALID [2020-07-08 12:14:16,766 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {46#(<= |fibo1_#in~n| 0)} {40#(<= 5 main_~x~0)} #51#return; {37#false} is VALID [2020-07-08 12:14:16,767 INFO L263 TraceCheckUtils]: 0: Hoare triple {36#true} call ULTIMATE.init(); {36#true} is VALID [2020-07-08 12:14:16,767 INFO L280 TraceCheckUtils]: 1: Hoare triple {36#true} assume true; {36#true} is VALID [2020-07-08 12:14:16,768 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {36#true} {36#true} #47#return; {36#true} is VALID [2020-07-08 12:14:16,768 INFO L263 TraceCheckUtils]: 3: Hoare triple {36#true} call #t~ret5 := main(); {36#true} is VALID [2020-07-08 12:14:16,770 INFO L280 TraceCheckUtils]: 4: Hoare triple {36#true} ~x~0 := 5; {40#(<= 5 main_~x~0)} is VALID [2020-07-08 12:14:16,770 INFO L263 TraceCheckUtils]: 5: Hoare triple {40#(<= 5 main_~x~0)} call #t~ret4 := fibo1(~x~0); {36#true} is VALID [2020-07-08 12:14:16,772 INFO L280 TraceCheckUtils]: 6: Hoare triple {36#true} ~n := #in~n; {45#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:16,775 INFO L280 TraceCheckUtils]: 7: Hoare triple {45#(= fibo1_~n |fibo1_#in~n|)} assume ~n < 1;#res := 0; {46#(<= |fibo1_#in~n| 0)} is VALID [2020-07-08 12:14:16,777 INFO L280 TraceCheckUtils]: 8: Hoare triple {46#(<= |fibo1_#in~n| 0)} assume true; {46#(<= |fibo1_#in~n| 0)} is VALID [2020-07-08 12:14:16,779 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {46#(<= |fibo1_#in~n| 0)} {40#(<= 5 main_~x~0)} #51#return; {37#false} is VALID [2020-07-08 12:14:16,780 INFO L280 TraceCheckUtils]: 10: Hoare triple {37#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {37#false} is VALID [2020-07-08 12:14:16,780 INFO L280 TraceCheckUtils]: 11: Hoare triple {37#false} assume 5 != ~result~0; {37#false} is VALID [2020-07-08 12:14:16,780 INFO L280 TraceCheckUtils]: 12: Hoare triple {37#false} assume !false; {37#false} is VALID [2020-07-08 12:14:16,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 12:14:16,783 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1371426821] [2020-07-08 12:14:16,784 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 12:14:16,784 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-08 12:14:16,785 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551339097] [2020-07-08 12:14:16,790 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-07-08 12:14:16,793 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 12:14:16,796 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-08 12:14:16,829 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 13 edges. 13 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:14:16,829 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-08 12:14:16,830 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 12:14:16,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-08 12:14:16,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-08 12:14:16,840 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 5 states. [2020-07-08 12:14:17,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:17,156 INFO L93 Difference]: Finished difference Result 44 states and 53 transitions. [2020-07-08 12:14:17,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-08 12:14:17,156 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-07-08 12:14:17,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 12:14:17,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-08 12:14:17,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 53 transitions. [2020-07-08 12:14:17,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-08 12:14:17,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 53 transitions. [2020-07-08 12:14:17,173 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 53 transitions. [2020-07-08 12:14:17,264 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:14:17,277 INFO L225 Difference]: With dead ends: 44 [2020-07-08 12:14:17,278 INFO L226 Difference]: Without dead ends: 30 [2020-07-08 12:14:17,282 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-08 12:14:17,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-07-08 12:14:17,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-07-08 12:14:17,338 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 12:14:17,339 INFO L82 GeneralOperation]: Start isEquivalent. First operand 30 states. Second operand 30 states. [2020-07-08 12:14:17,339 INFO L74 IsIncluded]: Start isIncluded. First operand 30 states. Second operand 30 states. [2020-07-08 12:14:17,340 INFO L87 Difference]: Start difference. First operand 30 states. Second operand 30 states. [2020-07-08 12:14:17,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:17,346 INFO L93 Difference]: Finished difference Result 30 states and 37 transitions. [2020-07-08 12:14:17,347 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-07-08 12:14:17,348 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:14:17,348 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:14:17,348 INFO L74 IsIncluded]: Start isIncluded. First operand 30 states. Second operand 30 states. [2020-07-08 12:14:17,348 INFO L87 Difference]: Start difference. First operand 30 states. Second operand 30 states. [2020-07-08 12:14:17,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:17,354 INFO L93 Difference]: Finished difference Result 30 states and 37 transitions. [2020-07-08 12:14:17,354 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-07-08 12:14:17,355 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:14:17,355 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:14:17,355 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 12:14:17,356 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 12:14:17,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-07-08 12:14:17,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-07-08 12:14:17,361 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 13 [2020-07-08 12:14:17,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 12:14:17,362 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-07-08 12:14:17,362 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-08 12:14:17,362 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-07-08 12:14:17,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-07-08 12:14:17,363 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 12:14:17,363 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 12:14:17,364 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-08 12:14:17,364 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 12:14:17,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 12:14:17,364 INFO L82 PathProgramCache]: Analyzing trace with hash -1134800479, now seen corresponding path program 1 times [2020-07-08 12:14:17,365 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 12:14:17,365 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887528482] [2020-07-08 12:14:17,365 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 12:14:17,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:17,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:17,404 INFO L280 TraceCheckUtils]: 0: Hoare triple {207#true} assume true; {207#true} is VALID [2020-07-08 12:14:17,405 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {207#true} {207#true} #47#return; {207#true} is VALID [2020-07-08 12:14:17,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:17,440 INFO L280 TraceCheckUtils]: 0: Hoare triple {207#true} ~n := #in~n; {217#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:17,442 INFO L280 TraceCheckUtils]: 1: Hoare triple {217#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {217#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:17,443 INFO L280 TraceCheckUtils]: 2: Hoare triple {217#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {218#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:17,443 INFO L280 TraceCheckUtils]: 3: Hoare triple {218#(<= |fibo1_#in~n| 1)} assume true; {218#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:17,445 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {218#(<= |fibo1_#in~n| 1)} {211#(<= 5 main_~x~0)} #51#return; {208#false} is VALID [2020-07-08 12:14:17,445 INFO L263 TraceCheckUtils]: 0: Hoare triple {207#true} call ULTIMATE.init(); {207#true} is VALID [2020-07-08 12:14:17,446 INFO L280 TraceCheckUtils]: 1: Hoare triple {207#true} assume true; {207#true} is VALID [2020-07-08 12:14:17,446 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {207#true} {207#true} #47#return; {207#true} is VALID [2020-07-08 12:14:17,446 INFO L263 TraceCheckUtils]: 3: Hoare triple {207#true} call #t~ret5 := main(); {207#true} is VALID [2020-07-08 12:14:17,447 INFO L280 TraceCheckUtils]: 4: Hoare triple {207#true} ~x~0 := 5; {211#(<= 5 main_~x~0)} is VALID [2020-07-08 12:14:17,448 INFO L263 TraceCheckUtils]: 5: Hoare triple {211#(<= 5 main_~x~0)} call #t~ret4 := fibo1(~x~0); {207#true} is VALID [2020-07-08 12:14:17,449 INFO L280 TraceCheckUtils]: 6: Hoare triple {207#true} ~n := #in~n; {217#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:17,449 INFO L280 TraceCheckUtils]: 7: Hoare triple {217#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {217#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:17,450 INFO L280 TraceCheckUtils]: 8: Hoare triple {217#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {218#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:17,451 INFO L280 TraceCheckUtils]: 9: Hoare triple {218#(<= |fibo1_#in~n| 1)} assume true; {218#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:17,453 INFO L275 TraceCheckUtils]: 10: Hoare quadruple {218#(<= |fibo1_#in~n| 1)} {211#(<= 5 main_~x~0)} #51#return; {208#false} is VALID [2020-07-08 12:14:17,453 INFO L280 TraceCheckUtils]: 11: Hoare triple {208#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {208#false} is VALID [2020-07-08 12:14:17,453 INFO L280 TraceCheckUtils]: 12: Hoare triple {208#false} assume 5 != ~result~0; {208#false} is VALID [2020-07-08 12:14:17,454 INFO L280 TraceCheckUtils]: 13: Hoare triple {208#false} assume !false; {208#false} is VALID [2020-07-08 12:14:17,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 12:14:17,455 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887528482] [2020-07-08 12:14:17,455 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 12:14:17,455 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-08 12:14:17,456 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562307502] [2020-07-08 12:14:17,457 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-07-08 12:14:17,458 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 12:14:17,458 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-08 12:14:17,477 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 14 edges. 14 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:14:17,477 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-08 12:14:17,478 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 12:14:17,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-08 12:14:17,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-08 12:14:17,479 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 5 states. [2020-07-08 12:14:17,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:17,659 INFO L93 Difference]: Finished difference Result 36 states and 44 transitions. [2020-07-08 12:14:17,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-08 12:14:17,659 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-07-08 12:14:17,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 12:14:17,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-08 12:14:17,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 41 transitions. [2020-07-08 12:14:17,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-08 12:14:17,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 41 transitions. [2020-07-08 12:14:17,666 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 41 transitions. [2020-07-08 12:14:17,720 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 41 edges. 41 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:14:17,725 INFO L225 Difference]: With dead ends: 36 [2020-07-08 12:14:17,725 INFO L226 Difference]: Without dead ends: 32 [2020-07-08 12:14:17,727 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-08 12:14:17,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2020-07-08 12:14:17,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 30. [2020-07-08 12:14:17,749 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 12:14:17,749 INFO L82 GeneralOperation]: Start isEquivalent. First operand 32 states. Second operand 30 states. [2020-07-08 12:14:17,750 INFO L74 IsIncluded]: Start isIncluded. First operand 32 states. Second operand 30 states. [2020-07-08 12:14:17,750 INFO L87 Difference]: Start difference. First operand 32 states. Second operand 30 states. [2020-07-08 12:14:17,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:17,761 INFO L93 Difference]: Finished difference Result 32 states and 40 transitions. [2020-07-08 12:14:17,761 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 40 transitions. [2020-07-08 12:14:17,762 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:14:17,762 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:14:17,762 INFO L74 IsIncluded]: Start isIncluded. First operand 30 states. Second operand 32 states. [2020-07-08 12:14:17,763 INFO L87 Difference]: Start difference. First operand 30 states. Second operand 32 states. [2020-07-08 12:14:17,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:17,767 INFO L93 Difference]: Finished difference Result 32 states and 40 transitions. [2020-07-08 12:14:17,767 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 40 transitions. [2020-07-08 12:14:17,768 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:14:17,768 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:14:17,768 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 12:14:17,769 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 12:14:17,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-07-08 12:14:17,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-07-08 12:14:17,772 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 14 [2020-07-08 12:14:17,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 12:14:17,773 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-07-08 12:14:17,773 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-08 12:14:17,773 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-07-08 12:14:17,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-07-08 12:14:17,777 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 12:14:17,778 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 12:14:17,778 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-08 12:14:17,778 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 12:14:17,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 12:14:17,779 INFO L82 PathProgramCache]: Analyzing trace with hash -1592795560, now seen corresponding path program 1 times [2020-07-08 12:14:17,779 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 12:14:17,780 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513319178] [2020-07-08 12:14:17,780 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 12:14:17,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:17,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:17,826 INFO L280 TraceCheckUtils]: 0: Hoare triple {375#true} assume true; {375#true} is VALID [2020-07-08 12:14:17,827 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {375#true} {375#true} #47#return; {375#true} is VALID [2020-07-08 12:14:17,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:17,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:17,934 INFO L280 TraceCheckUtils]: 0: Hoare triple {375#true} ~n := #in~n; {407#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:17,935 INFO L280 TraceCheckUtils]: 1: Hoare triple {407#(= fibo2_~n |fibo2_#in~n|)} assume ~n < 1;#res := 0; {408#(<= |fibo2_#in~n| 0)} is VALID [2020-07-08 12:14:17,936 INFO L280 TraceCheckUtils]: 2: Hoare triple {408#(<= |fibo2_#in~n| 0)} assume true; {408#(<= |fibo2_#in~n| 0)} is VALID [2020-07-08 12:14:17,938 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {408#(<= |fibo2_#in~n| 0)} {398#(< 1 fibo1_~n)} #57#return; {376#false} is VALID [2020-07-08 12:14:17,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:17,951 INFO L280 TraceCheckUtils]: 0: Hoare triple {375#true} ~n := #in~n; {375#true} is VALID [2020-07-08 12:14:17,951 INFO L280 TraceCheckUtils]: 1: Hoare triple {375#true} assume ~n < 1;#res := 0; {375#true} is VALID [2020-07-08 12:14:17,951 INFO L280 TraceCheckUtils]: 2: Hoare triple {375#true} assume true; {375#true} is VALID [2020-07-08 12:14:17,952 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {375#true} {376#false} #59#return; {376#false} is VALID [2020-07-08 12:14:17,954 INFO L280 TraceCheckUtils]: 0: Hoare triple {375#true} ~n := #in~n; {375#true} is VALID [2020-07-08 12:14:17,956 INFO L280 TraceCheckUtils]: 1: Hoare triple {375#true} assume !(~n < 1); {397#(< 0 fibo1_~n)} is VALID [2020-07-08 12:14:17,957 INFO L280 TraceCheckUtils]: 2: Hoare triple {397#(< 0 fibo1_~n)} assume !(1 == ~n); {398#(< 1 fibo1_~n)} is VALID [2020-07-08 12:14:17,958 INFO L263 TraceCheckUtils]: 3: Hoare triple {398#(< 1 fibo1_~n)} call #t~ret0 := fibo2(~n - 1); {375#true} is VALID [2020-07-08 12:14:17,959 INFO L280 TraceCheckUtils]: 4: Hoare triple {375#true} ~n := #in~n; {407#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:17,959 INFO L280 TraceCheckUtils]: 5: Hoare triple {407#(= fibo2_~n |fibo2_#in~n|)} assume ~n < 1;#res := 0; {408#(<= |fibo2_#in~n| 0)} is VALID [2020-07-08 12:14:17,960 INFO L280 TraceCheckUtils]: 6: Hoare triple {408#(<= |fibo2_#in~n| 0)} assume true; {408#(<= |fibo2_#in~n| 0)} is VALID [2020-07-08 12:14:17,961 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {408#(<= |fibo2_#in~n| 0)} {398#(< 1 fibo1_~n)} #57#return; {376#false} is VALID [2020-07-08 12:14:17,962 INFO L280 TraceCheckUtils]: 8: Hoare triple {376#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {376#false} is VALID [2020-07-08 12:14:17,962 INFO L263 TraceCheckUtils]: 9: Hoare triple {376#false} call #t~ret1 := fibo2(~n - 2); {375#true} is VALID [2020-07-08 12:14:17,962 INFO L280 TraceCheckUtils]: 10: Hoare triple {375#true} ~n := #in~n; {375#true} is VALID [2020-07-08 12:14:17,963 INFO L280 TraceCheckUtils]: 11: Hoare triple {375#true} assume ~n < 1;#res := 0; {375#true} is VALID [2020-07-08 12:14:17,963 INFO L280 TraceCheckUtils]: 12: Hoare triple {375#true} assume true; {375#true} is VALID [2020-07-08 12:14:17,964 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {375#true} {376#false} #59#return; {376#false} is VALID [2020-07-08 12:14:17,964 INFO L280 TraceCheckUtils]: 14: Hoare triple {376#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {376#false} is VALID [2020-07-08 12:14:17,965 INFO L280 TraceCheckUtils]: 15: Hoare triple {376#false} assume true; {376#false} is VALID [2020-07-08 12:14:17,965 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {376#false} {379#(<= 5 main_~x~0)} #51#return; {376#false} is VALID [2020-07-08 12:14:17,966 INFO L263 TraceCheckUtils]: 0: Hoare triple {375#true} call ULTIMATE.init(); {375#true} is VALID [2020-07-08 12:14:17,969 INFO L280 TraceCheckUtils]: 1: Hoare triple {375#true} assume true; {375#true} is VALID [2020-07-08 12:14:17,970 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {375#true} {375#true} #47#return; {375#true} is VALID [2020-07-08 12:14:17,970 INFO L263 TraceCheckUtils]: 3: Hoare triple {375#true} call #t~ret5 := main(); {375#true} is VALID [2020-07-08 12:14:17,971 INFO L280 TraceCheckUtils]: 4: Hoare triple {375#true} ~x~0 := 5; {379#(<= 5 main_~x~0)} is VALID [2020-07-08 12:14:17,971 INFO L263 TraceCheckUtils]: 5: Hoare triple {379#(<= 5 main_~x~0)} call #t~ret4 := fibo1(~x~0); {375#true} is VALID [2020-07-08 12:14:17,972 INFO L280 TraceCheckUtils]: 6: Hoare triple {375#true} ~n := #in~n; {375#true} is VALID [2020-07-08 12:14:17,972 INFO L280 TraceCheckUtils]: 7: Hoare triple {375#true} assume !(~n < 1); {397#(< 0 fibo1_~n)} is VALID [2020-07-08 12:14:17,973 INFO L280 TraceCheckUtils]: 8: Hoare triple {397#(< 0 fibo1_~n)} assume !(1 == ~n); {398#(< 1 fibo1_~n)} is VALID [2020-07-08 12:14:17,974 INFO L263 TraceCheckUtils]: 9: Hoare triple {398#(< 1 fibo1_~n)} call #t~ret0 := fibo2(~n - 1); {375#true} is VALID [2020-07-08 12:14:17,974 INFO L280 TraceCheckUtils]: 10: Hoare triple {375#true} ~n := #in~n; {407#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:17,975 INFO L280 TraceCheckUtils]: 11: Hoare triple {407#(= fibo2_~n |fibo2_#in~n|)} assume ~n < 1;#res := 0; {408#(<= |fibo2_#in~n| 0)} is VALID [2020-07-08 12:14:17,976 INFO L280 TraceCheckUtils]: 12: Hoare triple {408#(<= |fibo2_#in~n| 0)} assume true; {408#(<= |fibo2_#in~n| 0)} is VALID [2020-07-08 12:14:17,980 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {408#(<= |fibo2_#in~n| 0)} {398#(< 1 fibo1_~n)} #57#return; {376#false} is VALID [2020-07-08 12:14:17,980 INFO L280 TraceCheckUtils]: 14: Hoare triple {376#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {376#false} is VALID [2020-07-08 12:14:17,980 INFO L263 TraceCheckUtils]: 15: Hoare triple {376#false} call #t~ret1 := fibo2(~n - 2); {375#true} is VALID [2020-07-08 12:14:17,981 INFO L280 TraceCheckUtils]: 16: Hoare triple {375#true} ~n := #in~n; {375#true} is VALID [2020-07-08 12:14:17,981 INFO L280 TraceCheckUtils]: 17: Hoare triple {375#true} assume ~n < 1;#res := 0; {375#true} is VALID [2020-07-08 12:14:17,984 INFO L280 TraceCheckUtils]: 18: Hoare triple {375#true} assume true; {375#true} is VALID [2020-07-08 12:14:17,985 INFO L275 TraceCheckUtils]: 19: Hoare quadruple {375#true} {376#false} #59#return; {376#false} is VALID [2020-07-08 12:14:17,985 INFO L280 TraceCheckUtils]: 20: Hoare triple {376#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {376#false} is VALID [2020-07-08 12:14:17,985 INFO L280 TraceCheckUtils]: 21: Hoare triple {376#false} assume true; {376#false} is VALID [2020-07-08 12:14:17,985 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {376#false} {379#(<= 5 main_~x~0)} #51#return; {376#false} is VALID [2020-07-08 12:14:17,986 INFO L280 TraceCheckUtils]: 23: Hoare triple {376#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {376#false} is VALID [2020-07-08 12:14:17,986 INFO L280 TraceCheckUtils]: 24: Hoare triple {376#false} assume 5 != ~result~0; {376#false} is VALID [2020-07-08 12:14:17,986 INFO L280 TraceCheckUtils]: 25: Hoare triple {376#false} assume !false; {376#false} is VALID [2020-07-08 12:14:17,990 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-08 12:14:17,990 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513319178] [2020-07-08 12:14:17,991 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1727479692] [2020-07-08 12:14:17,993 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-08 12:14:18,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:18,037 INFO L264 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-08 12:14:18,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:18,057 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-08 12:14:18,231 INFO L263 TraceCheckUtils]: 0: Hoare triple {375#true} call ULTIMATE.init(); {375#true} is VALID [2020-07-08 12:14:18,231 INFO L280 TraceCheckUtils]: 1: Hoare triple {375#true} assume true; {375#true} is VALID [2020-07-08 12:14:18,232 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {375#true} {375#true} #47#return; {375#true} is VALID [2020-07-08 12:14:18,232 INFO L263 TraceCheckUtils]: 3: Hoare triple {375#true} call #t~ret5 := main(); {375#true} is VALID [2020-07-08 12:14:18,235 INFO L280 TraceCheckUtils]: 4: Hoare triple {375#true} ~x~0 := 5; {379#(<= 5 main_~x~0)} is VALID [2020-07-08 12:14:18,235 INFO L263 TraceCheckUtils]: 5: Hoare triple {379#(<= 5 main_~x~0)} call #t~ret4 := fibo1(~x~0); {375#true} is VALID [2020-07-08 12:14:18,237 INFO L280 TraceCheckUtils]: 6: Hoare triple {375#true} ~n := #in~n; {430#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-08 12:14:18,237 INFO L280 TraceCheckUtils]: 7: Hoare triple {430#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {430#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-08 12:14:18,239 INFO L280 TraceCheckUtils]: 8: Hoare triple {430#(<= |fibo1_#in~n| fibo1_~n)} assume !(1 == ~n); {430#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-08 12:14:18,239 INFO L263 TraceCheckUtils]: 9: Hoare triple {430#(<= |fibo1_#in~n| fibo1_~n)} call #t~ret0 := fibo2(~n - 1); {375#true} is VALID [2020-07-08 12:14:18,245 INFO L280 TraceCheckUtils]: 10: Hoare triple {375#true} ~n := #in~n; {443#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-08 12:14:18,247 INFO L280 TraceCheckUtils]: 11: Hoare triple {443#(<= |fibo2_#in~n| fibo2_~n)} assume ~n < 1;#res := 0; {408#(<= |fibo2_#in~n| 0)} is VALID [2020-07-08 12:14:18,247 INFO L280 TraceCheckUtils]: 12: Hoare triple {408#(<= |fibo2_#in~n| 0)} assume true; {408#(<= |fibo2_#in~n| 0)} is VALID [2020-07-08 12:14:18,249 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {408#(<= |fibo2_#in~n| 0)} {430#(<= |fibo1_#in~n| fibo1_~n)} #57#return; {453#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:18,250 INFO L280 TraceCheckUtils]: 14: Hoare triple {453#(<= |fibo1_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {453#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:18,250 INFO L263 TraceCheckUtils]: 15: Hoare triple {453#(<= |fibo1_#in~n| 1)} call #t~ret1 := fibo2(~n - 2); {375#true} is VALID [2020-07-08 12:14:18,250 INFO L280 TraceCheckUtils]: 16: Hoare triple {375#true} ~n := #in~n; {375#true} is VALID [2020-07-08 12:14:18,251 INFO L280 TraceCheckUtils]: 17: Hoare triple {375#true} assume ~n < 1;#res := 0; {375#true} is VALID [2020-07-08 12:14:18,251 INFO L280 TraceCheckUtils]: 18: Hoare triple {375#true} assume true; {375#true} is VALID [2020-07-08 12:14:18,253 INFO L275 TraceCheckUtils]: 19: Hoare quadruple {375#true} {453#(<= |fibo1_#in~n| 1)} #59#return; {453#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:18,253 INFO L280 TraceCheckUtils]: 20: Hoare triple {453#(<= |fibo1_#in~n| 1)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {453#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:18,254 INFO L280 TraceCheckUtils]: 21: Hoare triple {453#(<= |fibo1_#in~n| 1)} assume true; {453#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:18,255 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {453#(<= |fibo1_#in~n| 1)} {379#(<= 5 main_~x~0)} #51#return; {376#false} is VALID [2020-07-08 12:14:18,256 INFO L280 TraceCheckUtils]: 23: Hoare triple {376#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {376#false} is VALID [2020-07-08 12:14:18,256 INFO L280 TraceCheckUtils]: 24: Hoare triple {376#false} assume 5 != ~result~0; {376#false} is VALID [2020-07-08 12:14:18,257 INFO L280 TraceCheckUtils]: 25: Hoare triple {376#false} assume !false; {376#false} is VALID [2020-07-08 12:14:18,258 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-08 12:14:18,259 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-08 12:14:18,259 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2020-07-08 12:14:18,260 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [628880699] [2020-07-08 12:14:18,261 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 26 [2020-07-08 12:14:18,262 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 12:14:18,263 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states. [2020-07-08 12:14:18,311 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 39 edges. 39 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:14:18,311 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-08 12:14:18,312 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 12:14:18,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-08 12:14:18,312 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-07-08 12:14:18,313 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 10 states. [2020-07-08 12:14:18,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:18,883 INFO L93 Difference]: Finished difference Result 58 states and 78 transitions. [2020-07-08 12:14:18,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-08 12:14:18,884 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 26 [2020-07-08 12:14:18,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 12:14:18,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-08 12:14:18,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 75 transitions. [2020-07-08 12:14:18,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-08 12:14:18,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 75 transitions. [2020-07-08 12:14:18,892 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 75 transitions. [2020-07-08 12:14:19,013 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 75 edges. 75 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:14:19,015 INFO L225 Difference]: With dead ends: 58 [2020-07-08 12:14:19,016 INFO L226 Difference]: Without dead ends: 34 [2020-07-08 12:14:19,017 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2020-07-08 12:14:19,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2020-07-08 12:14:19,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 32. [2020-07-08 12:14:19,030 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 12:14:19,030 INFO L82 GeneralOperation]: Start isEquivalent. First operand 34 states. Second operand 32 states. [2020-07-08 12:14:19,031 INFO L74 IsIncluded]: Start isIncluded. First operand 34 states. Second operand 32 states. [2020-07-08 12:14:19,031 INFO L87 Difference]: Start difference. First operand 34 states. Second operand 32 states. [2020-07-08 12:14:19,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:19,034 INFO L93 Difference]: Finished difference Result 34 states and 42 transitions. [2020-07-08 12:14:19,035 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2020-07-08 12:14:19,035 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:14:19,036 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:14:19,036 INFO L74 IsIncluded]: Start isIncluded. First operand 32 states. Second operand 34 states. [2020-07-08 12:14:19,036 INFO L87 Difference]: Start difference. First operand 32 states. Second operand 34 states. [2020-07-08 12:14:19,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:19,039 INFO L93 Difference]: Finished difference Result 34 states and 42 transitions. [2020-07-08 12:14:19,040 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2020-07-08 12:14:19,040 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:14:19,041 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:14:19,041 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 12:14:19,041 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 12:14:19,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2020-07-08 12:14:19,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 39 transitions. [2020-07-08 12:14:19,047 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 39 transitions. Word has length 26 [2020-07-08 12:14:19,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 12:14:19,048 INFO L479 AbstractCegarLoop]: Abstraction has 32 states and 39 transitions. [2020-07-08 12:14:19,048 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-08 12:14:19,048 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2020-07-08 12:14:19,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-07-08 12:14:19,052 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 12:14:19,052 INFO L422 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, 1, 1, 1] [2020-07-08 12:14:19,268 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2020-07-08 12:14:19,268 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 12:14:19,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 12:14:19,269 INFO L82 PathProgramCache]: Analyzing trace with hash 746633022, now seen corresponding path program 1 times [2020-07-08 12:14:19,270 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 12:14:19,270 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1702129360] [2020-07-08 12:14:19,271 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 12:14:19,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:19,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:19,323 INFO L280 TraceCheckUtils]: 0: Hoare triple {685#true} assume true; {685#true} is VALID [2020-07-08 12:14:19,323 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {685#true} {685#true} #47#return; {685#true} is VALID [2020-07-08 12:14:19,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:19,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:19,433 INFO L280 TraceCheckUtils]: 0: Hoare triple {685#true} ~n := #in~n; {720#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:19,434 INFO L280 TraceCheckUtils]: 1: Hoare triple {720#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {720#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:19,435 INFO L280 TraceCheckUtils]: 2: Hoare triple {720#(= fibo2_~n |fibo2_#in~n|)} assume 1 == ~n;#res := 1; {721#(<= |fibo2_#in~n| 1)} is VALID [2020-07-08 12:14:19,435 INFO L280 TraceCheckUtils]: 3: Hoare triple {721#(<= |fibo2_#in~n| 1)} assume true; {721#(<= |fibo2_#in~n| 1)} is VALID [2020-07-08 12:14:19,437 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {721#(<= |fibo2_#in~n| 1)} {708#(= fibo1_~n |fibo1_#in~n|)} #57#return; {714#(and (<= fibo1_~n 2) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:19,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:19,445 INFO L280 TraceCheckUtils]: 0: Hoare triple {685#true} ~n := #in~n; {685#true} is VALID [2020-07-08 12:14:19,445 INFO L280 TraceCheckUtils]: 1: Hoare triple {685#true} assume ~n < 1;#res := 0; {685#true} is VALID [2020-07-08 12:14:19,446 INFO L280 TraceCheckUtils]: 2: Hoare triple {685#true} assume true; {685#true} is VALID [2020-07-08 12:14:19,447 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {685#true} {714#(and (<= fibo1_~n 2) (= fibo1_~n |fibo1_#in~n|))} #59#return; {719#(<= |fibo1_#in~n| 2)} is VALID [2020-07-08 12:14:19,448 INFO L280 TraceCheckUtils]: 0: Hoare triple {685#true} ~n := #in~n; {708#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:19,448 INFO L280 TraceCheckUtils]: 1: Hoare triple {708#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {708#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:19,451 INFO L280 TraceCheckUtils]: 2: Hoare triple {708#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {708#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:19,451 INFO L263 TraceCheckUtils]: 3: Hoare triple {708#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {685#true} is VALID [2020-07-08 12:14:19,451 INFO L280 TraceCheckUtils]: 4: Hoare triple {685#true} ~n := #in~n; {720#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:19,452 INFO L280 TraceCheckUtils]: 5: Hoare triple {720#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {720#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:19,453 INFO L280 TraceCheckUtils]: 6: Hoare triple {720#(= fibo2_~n |fibo2_#in~n|)} assume 1 == ~n;#res := 1; {721#(<= |fibo2_#in~n| 1)} is VALID [2020-07-08 12:14:19,454 INFO L280 TraceCheckUtils]: 7: Hoare triple {721#(<= |fibo2_#in~n| 1)} assume true; {721#(<= |fibo2_#in~n| 1)} is VALID [2020-07-08 12:14:19,455 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {721#(<= |fibo2_#in~n| 1)} {708#(= fibo1_~n |fibo1_#in~n|)} #57#return; {714#(and (<= fibo1_~n 2) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:19,468 INFO L280 TraceCheckUtils]: 9: Hoare triple {714#(and (<= fibo1_~n 2) (= fibo1_~n |fibo1_#in~n|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {714#(and (<= fibo1_~n 2) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:19,469 INFO L263 TraceCheckUtils]: 10: Hoare triple {714#(and (<= fibo1_~n 2) (= fibo1_~n |fibo1_#in~n|))} call #t~ret1 := fibo2(~n - 2); {685#true} is VALID [2020-07-08 12:14:19,469 INFO L280 TraceCheckUtils]: 11: Hoare triple {685#true} ~n := #in~n; {685#true} is VALID [2020-07-08 12:14:19,469 INFO L280 TraceCheckUtils]: 12: Hoare triple {685#true} assume ~n < 1;#res := 0; {685#true} is VALID [2020-07-08 12:14:19,469 INFO L280 TraceCheckUtils]: 13: Hoare triple {685#true} assume true; {685#true} is VALID [2020-07-08 12:14:19,471 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {685#true} {714#(and (<= fibo1_~n 2) (= fibo1_~n |fibo1_#in~n|))} #59#return; {719#(<= |fibo1_#in~n| 2)} is VALID [2020-07-08 12:14:19,472 INFO L280 TraceCheckUtils]: 15: Hoare triple {719#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {719#(<= |fibo1_#in~n| 2)} is VALID [2020-07-08 12:14:19,474 INFO L280 TraceCheckUtils]: 16: Hoare triple {719#(<= |fibo1_#in~n| 2)} assume true; {719#(<= |fibo1_#in~n| 2)} is VALID [2020-07-08 12:14:19,475 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {719#(<= |fibo1_#in~n| 2)} {689#(<= 5 main_~x~0)} #51#return; {686#false} is VALID [2020-07-08 12:14:19,476 INFO L263 TraceCheckUtils]: 0: Hoare triple {685#true} call ULTIMATE.init(); {685#true} is VALID [2020-07-08 12:14:19,477 INFO L280 TraceCheckUtils]: 1: Hoare triple {685#true} assume true; {685#true} is VALID [2020-07-08 12:14:19,477 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {685#true} {685#true} #47#return; {685#true} is VALID [2020-07-08 12:14:19,477 INFO L263 TraceCheckUtils]: 3: Hoare triple {685#true} call #t~ret5 := main(); {685#true} is VALID [2020-07-08 12:14:19,478 INFO L280 TraceCheckUtils]: 4: Hoare triple {685#true} ~x~0 := 5; {689#(<= 5 main_~x~0)} is VALID [2020-07-08 12:14:19,479 INFO L263 TraceCheckUtils]: 5: Hoare triple {689#(<= 5 main_~x~0)} call #t~ret4 := fibo1(~x~0); {685#true} is VALID [2020-07-08 12:14:19,480 INFO L280 TraceCheckUtils]: 6: Hoare triple {685#true} ~n := #in~n; {708#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:19,482 INFO L280 TraceCheckUtils]: 7: Hoare triple {708#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {708#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:19,483 INFO L280 TraceCheckUtils]: 8: Hoare triple {708#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {708#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:19,483 INFO L263 TraceCheckUtils]: 9: Hoare triple {708#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {685#true} is VALID [2020-07-08 12:14:19,484 INFO L280 TraceCheckUtils]: 10: Hoare triple {685#true} ~n := #in~n; {720#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:19,484 INFO L280 TraceCheckUtils]: 11: Hoare triple {720#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {720#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:19,485 INFO L280 TraceCheckUtils]: 12: Hoare triple {720#(= fibo2_~n |fibo2_#in~n|)} assume 1 == ~n;#res := 1; {721#(<= |fibo2_#in~n| 1)} is VALID [2020-07-08 12:14:19,486 INFO L280 TraceCheckUtils]: 13: Hoare triple {721#(<= |fibo2_#in~n| 1)} assume true; {721#(<= |fibo2_#in~n| 1)} is VALID [2020-07-08 12:14:19,487 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {721#(<= |fibo2_#in~n| 1)} {708#(= fibo1_~n |fibo1_#in~n|)} #57#return; {714#(and (<= fibo1_~n 2) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:19,488 INFO L280 TraceCheckUtils]: 15: Hoare triple {714#(and (<= fibo1_~n 2) (= fibo1_~n |fibo1_#in~n|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {714#(and (<= fibo1_~n 2) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:19,488 INFO L263 TraceCheckUtils]: 16: Hoare triple {714#(and (<= fibo1_~n 2) (= fibo1_~n |fibo1_#in~n|))} call #t~ret1 := fibo2(~n - 2); {685#true} is VALID [2020-07-08 12:14:19,488 INFO L280 TraceCheckUtils]: 17: Hoare triple {685#true} ~n := #in~n; {685#true} is VALID [2020-07-08 12:14:19,488 INFO L280 TraceCheckUtils]: 18: Hoare triple {685#true} assume ~n < 1;#res := 0; {685#true} is VALID [2020-07-08 12:14:19,489 INFO L280 TraceCheckUtils]: 19: Hoare triple {685#true} assume true; {685#true} is VALID [2020-07-08 12:14:19,490 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {685#true} {714#(and (<= fibo1_~n 2) (= fibo1_~n |fibo1_#in~n|))} #59#return; {719#(<= |fibo1_#in~n| 2)} is VALID [2020-07-08 12:14:19,490 INFO L280 TraceCheckUtils]: 21: Hoare triple {719#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {719#(<= |fibo1_#in~n| 2)} is VALID [2020-07-08 12:14:19,491 INFO L280 TraceCheckUtils]: 22: Hoare triple {719#(<= |fibo1_#in~n| 2)} assume true; {719#(<= |fibo1_#in~n| 2)} is VALID [2020-07-08 12:14:19,492 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {719#(<= |fibo1_#in~n| 2)} {689#(<= 5 main_~x~0)} #51#return; {686#false} is VALID [2020-07-08 12:14:19,492 INFO L280 TraceCheckUtils]: 24: Hoare triple {686#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {686#false} is VALID [2020-07-08 12:14:19,492 INFO L280 TraceCheckUtils]: 25: Hoare triple {686#false} assume 5 != ~result~0; {686#false} is VALID [2020-07-08 12:14:19,492 INFO L280 TraceCheckUtils]: 26: Hoare triple {686#false} assume !false; {686#false} is VALID [2020-07-08 12:14:19,493 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-08 12:14:19,494 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1702129360] [2020-07-08 12:14:19,494 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1345217624] [2020-07-08 12:14:19,494 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2020-07-08 12:14:19,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:19,522 INFO L264 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 6 conjunts are in the unsatisfiable core Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-08 12:14:19,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:19,532 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-08 12:14:19,628 INFO L263 TraceCheckUtils]: 0: Hoare triple {685#true} call ULTIMATE.init(); {685#true} is VALID [2020-07-08 12:14:19,628 INFO L280 TraceCheckUtils]: 1: Hoare triple {685#true} assume true; {685#true} is VALID [2020-07-08 12:14:19,629 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {685#true} {685#true} #47#return; {685#true} is VALID [2020-07-08 12:14:19,629 INFO L263 TraceCheckUtils]: 3: Hoare triple {685#true} call #t~ret5 := main(); {685#true} is VALID [2020-07-08 12:14:19,630 INFO L280 TraceCheckUtils]: 4: Hoare triple {685#true} ~x~0 := 5; {689#(<= 5 main_~x~0)} is VALID [2020-07-08 12:14:19,630 INFO L263 TraceCheckUtils]: 5: Hoare triple {689#(<= 5 main_~x~0)} call #t~ret4 := fibo1(~x~0); {685#true} is VALID [2020-07-08 12:14:19,630 INFO L280 TraceCheckUtils]: 6: Hoare triple {685#true} ~n := #in~n; {743#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-08 12:14:19,631 INFO L280 TraceCheckUtils]: 7: Hoare triple {743#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {743#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-08 12:14:19,631 INFO L280 TraceCheckUtils]: 8: Hoare triple {743#(<= |fibo1_#in~n| fibo1_~n)} assume !(1 == ~n); {743#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-08 12:14:19,632 INFO L263 TraceCheckUtils]: 9: Hoare triple {743#(<= |fibo1_#in~n| fibo1_~n)} call #t~ret0 := fibo2(~n - 1); {685#true} is VALID [2020-07-08 12:14:19,632 INFO L280 TraceCheckUtils]: 10: Hoare triple {685#true} ~n := #in~n; {756#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-08 12:14:19,632 INFO L280 TraceCheckUtils]: 11: Hoare triple {756#(<= |fibo2_#in~n| fibo2_~n)} assume !(~n < 1); {756#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-08 12:14:19,633 INFO L280 TraceCheckUtils]: 12: Hoare triple {756#(<= |fibo2_#in~n| fibo2_~n)} assume 1 == ~n;#res := 1; {721#(<= |fibo2_#in~n| 1)} is VALID [2020-07-08 12:14:19,634 INFO L280 TraceCheckUtils]: 13: Hoare triple {721#(<= |fibo2_#in~n| 1)} assume true; {721#(<= |fibo2_#in~n| 1)} is VALID [2020-07-08 12:14:19,635 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {721#(<= |fibo2_#in~n| 1)} {743#(<= |fibo1_#in~n| fibo1_~n)} #57#return; {719#(<= |fibo1_#in~n| 2)} is VALID [2020-07-08 12:14:19,643 INFO L280 TraceCheckUtils]: 15: Hoare triple {719#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {719#(<= |fibo1_#in~n| 2)} is VALID [2020-07-08 12:14:19,644 INFO L263 TraceCheckUtils]: 16: Hoare triple {719#(<= |fibo1_#in~n| 2)} call #t~ret1 := fibo2(~n - 2); {685#true} is VALID [2020-07-08 12:14:19,644 INFO L280 TraceCheckUtils]: 17: Hoare triple {685#true} ~n := #in~n; {685#true} is VALID [2020-07-08 12:14:19,644 INFO L280 TraceCheckUtils]: 18: Hoare triple {685#true} assume ~n < 1;#res := 0; {685#true} is VALID [2020-07-08 12:14:19,644 INFO L280 TraceCheckUtils]: 19: Hoare triple {685#true} assume true; {685#true} is VALID [2020-07-08 12:14:19,650 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {685#true} {719#(<= |fibo1_#in~n| 2)} #59#return; {719#(<= |fibo1_#in~n| 2)} is VALID [2020-07-08 12:14:19,651 INFO L280 TraceCheckUtils]: 21: Hoare triple {719#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {719#(<= |fibo1_#in~n| 2)} is VALID [2020-07-08 12:14:19,652 INFO L280 TraceCheckUtils]: 22: Hoare triple {719#(<= |fibo1_#in~n| 2)} assume true; {719#(<= |fibo1_#in~n| 2)} is VALID [2020-07-08 12:14:19,652 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {719#(<= |fibo1_#in~n| 2)} {689#(<= 5 main_~x~0)} #51#return; {686#false} is VALID [2020-07-08 12:14:19,653 INFO L280 TraceCheckUtils]: 24: Hoare triple {686#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {686#false} is VALID [2020-07-08 12:14:19,653 INFO L280 TraceCheckUtils]: 25: Hoare triple {686#false} assume 5 != ~result~0; {686#false} is VALID [2020-07-08 12:14:19,653 INFO L280 TraceCheckUtils]: 26: Hoare triple {686#false} assume !false; {686#false} is VALID [2020-07-08 12:14:19,654 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-08 12:14:19,654 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-08 12:14:19,655 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 10 [2020-07-08 12:14:19,655 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680496708] [2020-07-08 12:14:19,655 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 27 [2020-07-08 12:14:19,656 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 12:14:19,656 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states. [2020-07-08 12:14:19,702 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 38 edges. 38 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:14:19,702 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-08 12:14:19,702 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 12:14:19,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-08 12:14:19,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-07-08 12:14:19,703 INFO L87 Difference]: Start difference. First operand 32 states and 39 transitions. Second operand 10 states. [2020-07-08 12:14:20,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:20,300 INFO L93 Difference]: Finished difference Result 54 states and 74 transitions. [2020-07-08 12:14:20,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-08 12:14:20,300 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 27 [2020-07-08 12:14:20,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 12:14:20,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-08 12:14:20,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 66 transitions. [2020-07-08 12:14:20,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-08 12:14:20,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 66 transitions. [2020-07-08 12:14:20,307 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states and 66 transitions. [2020-07-08 12:14:20,391 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 66 edges. 66 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:14:20,396 INFO L225 Difference]: With dead ends: 54 [2020-07-08 12:14:20,396 INFO L226 Difference]: Without dead ends: 50 [2020-07-08 12:14:20,397 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2020-07-08 12:14:20,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2020-07-08 12:14:20,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 48. [2020-07-08 12:14:20,443 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 12:14:20,443 INFO L82 GeneralOperation]: Start isEquivalent. First operand 50 states. Second operand 48 states. [2020-07-08 12:14:20,443 INFO L74 IsIncluded]: Start isIncluded. First operand 50 states. Second operand 48 states. [2020-07-08 12:14:20,444 INFO L87 Difference]: Start difference. First operand 50 states. Second operand 48 states. [2020-07-08 12:14:20,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:20,450 INFO L93 Difference]: Finished difference Result 50 states and 70 transitions. [2020-07-08 12:14:20,450 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 70 transitions. [2020-07-08 12:14:20,453 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:14:20,453 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:14:20,454 INFO L74 IsIncluded]: Start isIncluded. First operand 48 states. Second operand 50 states. [2020-07-08 12:14:20,454 INFO L87 Difference]: Start difference. First operand 48 states. Second operand 50 states. [2020-07-08 12:14:20,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:20,463 INFO L93 Difference]: Finished difference Result 50 states and 70 transitions. [2020-07-08 12:14:20,464 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 70 transitions. [2020-07-08 12:14:20,470 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:14:20,470 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:14:20,470 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 12:14:20,471 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 12:14:20,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2020-07-08 12:14:20,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 65 transitions. [2020-07-08 12:14:20,475 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 65 transitions. Word has length 27 [2020-07-08 12:14:20,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 12:14:20,476 INFO L479 AbstractCegarLoop]: Abstraction has 48 states and 65 transitions. [2020-07-08 12:14:20,476 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-08 12:14:20,476 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 65 transitions. [2020-07-08 12:14:20,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-07-08 12:14:20,480 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 12:14:20,481 INFO L422 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, 1, 1] [2020-07-08 12:14:20,681 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-08 12:14:20,682 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 12:14:20,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 12:14:20,683 INFO L82 PathProgramCache]: Analyzing trace with hash 986908919, now seen corresponding path program 1 times [2020-07-08 12:14:20,683 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 12:14:20,684 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290110637] [2020-07-08 12:14:20,684 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 12:14:20,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:20,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:20,712 INFO L280 TraceCheckUtils]: 0: Hoare triple {1043#true} assume true; {1043#true} is VALID [2020-07-08 12:14:20,713 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1043#true} {1043#true} #47#return; {1043#true} is VALID [2020-07-08 12:14:20,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:20,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:20,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:20,807 INFO L280 TraceCheckUtils]: 0: Hoare triple {1043#true} ~n := #in~n; {1108#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:20,808 INFO L280 TraceCheckUtils]: 1: Hoare triple {1108#(= fibo1_~n |fibo1_#in~n|)} assume ~n < 1;#res := 0; {1109#(<= |fibo1_#in~n| 0)} is VALID [2020-07-08 12:14:20,809 INFO L280 TraceCheckUtils]: 2: Hoare triple {1109#(<= |fibo1_#in~n| 0)} assume true; {1109#(<= |fibo1_#in~n| 0)} is VALID [2020-07-08 12:14:20,810 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1109#(<= |fibo1_#in~n| 0)} {1099#(< 1 fibo2_~n)} #53#return; {1044#false} is VALID [2020-07-08 12:14:20,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:20,817 INFO L280 TraceCheckUtils]: 0: Hoare triple {1043#true} ~n := #in~n; {1043#true} is VALID [2020-07-08 12:14:20,817 INFO L280 TraceCheckUtils]: 1: Hoare triple {1043#true} assume ~n < 1;#res := 0; {1043#true} is VALID [2020-07-08 12:14:20,818 INFO L280 TraceCheckUtils]: 2: Hoare triple {1043#true} assume true; {1043#true} is VALID [2020-07-08 12:14:20,818 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1043#true} {1044#false} #55#return; {1044#false} is VALID [2020-07-08 12:14:20,818 INFO L280 TraceCheckUtils]: 0: Hoare triple {1043#true} ~n := #in~n; {1043#true} is VALID [2020-07-08 12:14:20,819 INFO L280 TraceCheckUtils]: 1: Hoare triple {1043#true} assume !(~n < 1); {1098#(< 0 fibo2_~n)} is VALID [2020-07-08 12:14:20,820 INFO L280 TraceCheckUtils]: 2: Hoare triple {1098#(< 0 fibo2_~n)} assume !(1 == ~n); {1099#(< 1 fibo2_~n)} is VALID [2020-07-08 12:14:20,820 INFO L263 TraceCheckUtils]: 3: Hoare triple {1099#(< 1 fibo2_~n)} call #t~ret2 := fibo1(~n - 1); {1043#true} is VALID [2020-07-08 12:14:20,820 INFO L280 TraceCheckUtils]: 4: Hoare triple {1043#true} ~n := #in~n; {1108#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:20,821 INFO L280 TraceCheckUtils]: 5: Hoare triple {1108#(= fibo1_~n |fibo1_#in~n|)} assume ~n < 1;#res := 0; {1109#(<= |fibo1_#in~n| 0)} is VALID [2020-07-08 12:14:20,821 INFO L280 TraceCheckUtils]: 6: Hoare triple {1109#(<= |fibo1_#in~n| 0)} assume true; {1109#(<= |fibo1_#in~n| 0)} is VALID [2020-07-08 12:14:20,822 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {1109#(<= |fibo1_#in~n| 0)} {1099#(< 1 fibo2_~n)} #53#return; {1044#false} is VALID [2020-07-08 12:14:20,822 INFO L280 TraceCheckUtils]: 8: Hoare triple {1044#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {1044#false} is VALID [2020-07-08 12:14:20,823 INFO L263 TraceCheckUtils]: 9: Hoare triple {1044#false} call #t~ret3 := fibo1(~n - 2); {1043#true} is VALID [2020-07-08 12:14:20,823 INFO L280 TraceCheckUtils]: 10: Hoare triple {1043#true} ~n := #in~n; {1043#true} is VALID [2020-07-08 12:14:20,823 INFO L280 TraceCheckUtils]: 11: Hoare triple {1043#true} assume ~n < 1;#res := 0; {1043#true} is VALID [2020-07-08 12:14:20,823 INFO L280 TraceCheckUtils]: 12: Hoare triple {1043#true} assume true; {1043#true} is VALID [2020-07-08 12:14:20,823 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {1043#true} {1044#false} #55#return; {1044#false} is VALID [2020-07-08 12:14:20,824 INFO L280 TraceCheckUtils]: 14: Hoare triple {1044#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {1044#false} is VALID [2020-07-08 12:14:20,824 INFO L280 TraceCheckUtils]: 15: Hoare triple {1044#false} assume true; {1044#false} is VALID [2020-07-08 12:14:20,824 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {1044#false} {1043#true} #57#return; {1044#false} is VALID [2020-07-08 12:14:20,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:20,835 INFO L280 TraceCheckUtils]: 0: Hoare triple {1043#true} ~n := #in~n; {1043#true} is VALID [2020-07-08 12:14:20,835 INFO L280 TraceCheckUtils]: 1: Hoare triple {1043#true} assume ~n < 1;#res := 0; {1043#true} is VALID [2020-07-08 12:14:20,835 INFO L280 TraceCheckUtils]: 2: Hoare triple {1043#true} assume true; {1043#true} is VALID [2020-07-08 12:14:20,836 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1043#true} {1044#false} #59#return; {1044#false} is VALID [2020-07-08 12:14:20,836 INFO L280 TraceCheckUtils]: 0: Hoare triple {1043#true} ~n := #in~n; {1043#true} is VALID [2020-07-08 12:14:20,836 INFO L280 TraceCheckUtils]: 1: Hoare triple {1043#true} assume !(~n < 1); {1043#true} is VALID [2020-07-08 12:14:20,837 INFO L280 TraceCheckUtils]: 2: Hoare triple {1043#true} assume !(1 == ~n); {1043#true} is VALID [2020-07-08 12:14:20,837 INFO L263 TraceCheckUtils]: 3: Hoare triple {1043#true} call #t~ret0 := fibo2(~n - 1); {1043#true} is VALID [2020-07-08 12:14:20,837 INFO L280 TraceCheckUtils]: 4: Hoare triple {1043#true} ~n := #in~n; {1043#true} is VALID [2020-07-08 12:14:20,838 INFO L280 TraceCheckUtils]: 5: Hoare triple {1043#true} assume !(~n < 1); {1098#(< 0 fibo2_~n)} is VALID [2020-07-08 12:14:20,838 INFO L280 TraceCheckUtils]: 6: Hoare triple {1098#(< 0 fibo2_~n)} assume !(1 == ~n); {1099#(< 1 fibo2_~n)} is VALID [2020-07-08 12:14:20,839 INFO L263 TraceCheckUtils]: 7: Hoare triple {1099#(< 1 fibo2_~n)} call #t~ret2 := fibo1(~n - 1); {1043#true} is VALID [2020-07-08 12:14:20,840 INFO L280 TraceCheckUtils]: 8: Hoare triple {1043#true} ~n := #in~n; {1108#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:20,840 INFO L280 TraceCheckUtils]: 9: Hoare triple {1108#(= fibo1_~n |fibo1_#in~n|)} assume ~n < 1;#res := 0; {1109#(<= |fibo1_#in~n| 0)} is VALID [2020-07-08 12:14:20,841 INFO L280 TraceCheckUtils]: 10: Hoare triple {1109#(<= |fibo1_#in~n| 0)} assume true; {1109#(<= |fibo1_#in~n| 0)} is VALID [2020-07-08 12:14:20,842 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1109#(<= |fibo1_#in~n| 0)} {1099#(< 1 fibo2_~n)} #53#return; {1044#false} is VALID [2020-07-08 12:14:20,842 INFO L280 TraceCheckUtils]: 12: Hoare triple {1044#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {1044#false} is VALID [2020-07-08 12:14:20,842 INFO L263 TraceCheckUtils]: 13: Hoare triple {1044#false} call #t~ret3 := fibo1(~n - 2); {1043#true} is VALID [2020-07-08 12:14:20,842 INFO L280 TraceCheckUtils]: 14: Hoare triple {1043#true} ~n := #in~n; {1043#true} is VALID [2020-07-08 12:14:20,843 INFO L280 TraceCheckUtils]: 15: Hoare triple {1043#true} assume ~n < 1;#res := 0; {1043#true} is VALID [2020-07-08 12:14:20,843 INFO L280 TraceCheckUtils]: 16: Hoare triple {1043#true} assume true; {1043#true} is VALID [2020-07-08 12:14:20,843 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {1043#true} {1044#false} #55#return; {1044#false} is VALID [2020-07-08 12:14:20,843 INFO L280 TraceCheckUtils]: 18: Hoare triple {1044#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {1044#false} is VALID [2020-07-08 12:14:20,844 INFO L280 TraceCheckUtils]: 19: Hoare triple {1044#false} assume true; {1044#false} is VALID [2020-07-08 12:14:20,844 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1044#false} {1043#true} #57#return; {1044#false} is VALID [2020-07-08 12:14:20,844 INFO L280 TraceCheckUtils]: 21: Hoare triple {1044#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1044#false} is VALID [2020-07-08 12:14:20,844 INFO L263 TraceCheckUtils]: 22: Hoare triple {1044#false} call #t~ret1 := fibo2(~n - 2); {1043#true} is VALID [2020-07-08 12:14:20,845 INFO L280 TraceCheckUtils]: 23: Hoare triple {1043#true} ~n := #in~n; {1043#true} is VALID [2020-07-08 12:14:20,845 INFO L280 TraceCheckUtils]: 24: Hoare triple {1043#true} assume ~n < 1;#res := 0; {1043#true} is VALID [2020-07-08 12:14:20,845 INFO L280 TraceCheckUtils]: 25: Hoare triple {1043#true} assume true; {1043#true} is VALID [2020-07-08 12:14:20,845 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {1043#true} {1044#false} #59#return; {1044#false} is VALID [2020-07-08 12:14:20,846 INFO L280 TraceCheckUtils]: 27: Hoare triple {1044#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1044#false} is VALID [2020-07-08 12:14:20,846 INFO L280 TraceCheckUtils]: 28: Hoare triple {1044#false} assume true; {1044#false} is VALID [2020-07-08 12:14:20,846 INFO L275 TraceCheckUtils]: 29: Hoare quadruple {1044#false} {1043#true} #51#return; {1044#false} is VALID [2020-07-08 12:14:20,847 INFO L263 TraceCheckUtils]: 0: Hoare triple {1043#true} call ULTIMATE.init(); {1043#true} is VALID [2020-07-08 12:14:20,847 INFO L280 TraceCheckUtils]: 1: Hoare triple {1043#true} assume true; {1043#true} is VALID [2020-07-08 12:14:20,848 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1043#true} {1043#true} #47#return; {1043#true} is VALID [2020-07-08 12:14:20,848 INFO L263 TraceCheckUtils]: 3: Hoare triple {1043#true} call #t~ret5 := main(); {1043#true} is VALID [2020-07-08 12:14:20,848 INFO L280 TraceCheckUtils]: 4: Hoare triple {1043#true} ~x~0 := 5; {1043#true} is VALID [2020-07-08 12:14:20,848 INFO L263 TraceCheckUtils]: 5: Hoare triple {1043#true} call #t~ret4 := fibo1(~x~0); {1043#true} is VALID [2020-07-08 12:14:20,849 INFO L280 TraceCheckUtils]: 6: Hoare triple {1043#true} ~n := #in~n; {1043#true} is VALID [2020-07-08 12:14:20,849 INFO L280 TraceCheckUtils]: 7: Hoare triple {1043#true} assume !(~n < 1); {1043#true} is VALID [2020-07-08 12:14:20,849 INFO L280 TraceCheckUtils]: 8: Hoare triple {1043#true} assume !(1 == ~n); {1043#true} is VALID [2020-07-08 12:14:20,849 INFO L263 TraceCheckUtils]: 9: Hoare triple {1043#true} call #t~ret0 := fibo2(~n - 1); {1043#true} is VALID [2020-07-08 12:14:20,849 INFO L280 TraceCheckUtils]: 10: Hoare triple {1043#true} ~n := #in~n; {1043#true} is VALID [2020-07-08 12:14:20,850 INFO L280 TraceCheckUtils]: 11: Hoare triple {1043#true} assume !(~n < 1); {1098#(< 0 fibo2_~n)} is VALID [2020-07-08 12:14:20,851 INFO L280 TraceCheckUtils]: 12: Hoare triple {1098#(< 0 fibo2_~n)} assume !(1 == ~n); {1099#(< 1 fibo2_~n)} is VALID [2020-07-08 12:14:20,851 INFO L263 TraceCheckUtils]: 13: Hoare triple {1099#(< 1 fibo2_~n)} call #t~ret2 := fibo1(~n - 1); {1043#true} is VALID [2020-07-08 12:14:20,851 INFO L280 TraceCheckUtils]: 14: Hoare triple {1043#true} ~n := #in~n; {1108#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:20,852 INFO L280 TraceCheckUtils]: 15: Hoare triple {1108#(= fibo1_~n |fibo1_#in~n|)} assume ~n < 1;#res := 0; {1109#(<= |fibo1_#in~n| 0)} is VALID [2020-07-08 12:14:20,852 INFO L280 TraceCheckUtils]: 16: Hoare triple {1109#(<= |fibo1_#in~n| 0)} assume true; {1109#(<= |fibo1_#in~n| 0)} is VALID [2020-07-08 12:14:20,854 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {1109#(<= |fibo1_#in~n| 0)} {1099#(< 1 fibo2_~n)} #53#return; {1044#false} is VALID [2020-07-08 12:14:20,854 INFO L280 TraceCheckUtils]: 18: Hoare triple {1044#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {1044#false} is VALID [2020-07-08 12:14:20,854 INFO L263 TraceCheckUtils]: 19: Hoare triple {1044#false} call #t~ret3 := fibo1(~n - 2); {1043#true} is VALID [2020-07-08 12:14:20,854 INFO L280 TraceCheckUtils]: 20: Hoare triple {1043#true} ~n := #in~n; {1043#true} is VALID [2020-07-08 12:14:20,854 INFO L280 TraceCheckUtils]: 21: Hoare triple {1043#true} assume ~n < 1;#res := 0; {1043#true} is VALID [2020-07-08 12:14:20,855 INFO L280 TraceCheckUtils]: 22: Hoare triple {1043#true} assume true; {1043#true} is VALID [2020-07-08 12:14:20,855 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {1043#true} {1044#false} #55#return; {1044#false} is VALID [2020-07-08 12:14:20,855 INFO L280 TraceCheckUtils]: 24: Hoare triple {1044#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {1044#false} is VALID [2020-07-08 12:14:20,855 INFO L280 TraceCheckUtils]: 25: Hoare triple {1044#false} assume true; {1044#false} is VALID [2020-07-08 12:14:20,855 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {1044#false} {1043#true} #57#return; {1044#false} is VALID [2020-07-08 12:14:20,856 INFO L280 TraceCheckUtils]: 27: Hoare triple {1044#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1044#false} is VALID [2020-07-08 12:14:20,856 INFO L263 TraceCheckUtils]: 28: Hoare triple {1044#false} call #t~ret1 := fibo2(~n - 2); {1043#true} is VALID [2020-07-08 12:14:20,857 INFO L280 TraceCheckUtils]: 29: Hoare triple {1043#true} ~n := #in~n; {1043#true} is VALID [2020-07-08 12:14:20,857 INFO L280 TraceCheckUtils]: 30: Hoare triple {1043#true} assume ~n < 1;#res := 0; {1043#true} is VALID [2020-07-08 12:14:20,857 INFO L280 TraceCheckUtils]: 31: Hoare triple {1043#true} assume true; {1043#true} is VALID [2020-07-08 12:14:20,858 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {1043#true} {1044#false} #59#return; {1044#false} is VALID [2020-07-08 12:14:20,858 INFO L280 TraceCheckUtils]: 33: Hoare triple {1044#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1044#false} is VALID [2020-07-08 12:14:20,858 INFO L280 TraceCheckUtils]: 34: Hoare triple {1044#false} assume true; {1044#false} is VALID [2020-07-08 12:14:20,859 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {1044#false} {1043#true} #51#return; {1044#false} is VALID [2020-07-08 12:14:20,859 INFO L280 TraceCheckUtils]: 36: Hoare triple {1044#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {1044#false} is VALID [2020-07-08 12:14:20,859 INFO L280 TraceCheckUtils]: 37: Hoare triple {1044#false} assume 5 != ~result~0; {1044#false} is VALID [2020-07-08 12:14:20,859 INFO L280 TraceCheckUtils]: 38: Hoare triple {1044#false} assume !false; {1044#false} is VALID [2020-07-08 12:14:20,860 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-07-08 12:14:20,861 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1290110637] [2020-07-08 12:14:20,861 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [516479387] [2020-07-08 12:14:20,861 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-08 12:14:20,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:20,888 INFO L264 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-08 12:14:20,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:20,897 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-08 12:14:21,058 INFO L263 TraceCheckUtils]: 0: Hoare triple {1043#true} call ULTIMATE.init(); {1043#true} is VALID [2020-07-08 12:14:21,059 INFO L280 TraceCheckUtils]: 1: Hoare triple {1043#true} assume true; {1043#true} is VALID [2020-07-08 12:14:21,059 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1043#true} {1043#true} #47#return; {1043#true} is VALID [2020-07-08 12:14:21,059 INFO L263 TraceCheckUtils]: 3: Hoare triple {1043#true} call #t~ret5 := main(); {1043#true} is VALID [2020-07-08 12:14:21,063 INFO L280 TraceCheckUtils]: 4: Hoare triple {1043#true} ~x~0 := 5; {1125#(<= 5 main_~x~0)} is VALID [2020-07-08 12:14:21,064 INFO L263 TraceCheckUtils]: 5: Hoare triple {1125#(<= 5 main_~x~0)} call #t~ret4 := fibo1(~x~0); {1043#true} is VALID [2020-07-08 12:14:21,065 INFO L280 TraceCheckUtils]: 6: Hoare triple {1043#true} ~n := #in~n; {1132#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-08 12:14:21,066 INFO L280 TraceCheckUtils]: 7: Hoare triple {1132#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {1132#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-08 12:14:21,066 INFO L280 TraceCheckUtils]: 8: Hoare triple {1132#(<= |fibo1_#in~n| fibo1_~n)} assume !(1 == ~n); {1132#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-08 12:14:21,066 INFO L263 TraceCheckUtils]: 9: Hoare triple {1132#(<= |fibo1_#in~n| fibo1_~n)} call #t~ret0 := fibo2(~n - 1); {1043#true} is VALID [2020-07-08 12:14:21,067 INFO L280 TraceCheckUtils]: 10: Hoare triple {1043#true} ~n := #in~n; {1145#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-08 12:14:21,073 INFO L280 TraceCheckUtils]: 11: Hoare triple {1145#(<= |fibo2_#in~n| fibo2_~n)} assume !(~n < 1); {1145#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-08 12:14:21,076 INFO L280 TraceCheckUtils]: 12: Hoare triple {1145#(<= |fibo2_#in~n| fibo2_~n)} assume !(1 == ~n); {1145#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-08 12:14:21,076 INFO L263 TraceCheckUtils]: 13: Hoare triple {1145#(<= |fibo2_#in~n| fibo2_~n)} call #t~ret2 := fibo1(~n - 1); {1043#true} is VALID [2020-07-08 12:14:21,077 INFO L280 TraceCheckUtils]: 14: Hoare triple {1043#true} ~n := #in~n; {1132#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-08 12:14:21,078 INFO L280 TraceCheckUtils]: 15: Hoare triple {1132#(<= |fibo1_#in~n| fibo1_~n)} assume ~n < 1;#res := 0; {1109#(<= |fibo1_#in~n| 0)} is VALID [2020-07-08 12:14:21,078 INFO L280 TraceCheckUtils]: 16: Hoare triple {1109#(<= |fibo1_#in~n| 0)} assume true; {1109#(<= |fibo1_#in~n| 0)} is VALID [2020-07-08 12:14:21,079 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {1109#(<= |fibo1_#in~n| 0)} {1145#(<= |fibo2_#in~n| fibo2_~n)} #53#return; {1167#(<= |fibo2_#in~n| 1)} is VALID [2020-07-08 12:14:21,080 INFO L280 TraceCheckUtils]: 18: Hoare triple {1167#(<= |fibo2_#in~n| 1)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {1167#(<= |fibo2_#in~n| 1)} is VALID [2020-07-08 12:14:21,080 INFO L263 TraceCheckUtils]: 19: Hoare triple {1167#(<= |fibo2_#in~n| 1)} call #t~ret3 := fibo1(~n - 2); {1043#true} is VALID [2020-07-08 12:14:21,080 INFO L280 TraceCheckUtils]: 20: Hoare triple {1043#true} ~n := #in~n; {1043#true} is VALID [2020-07-08 12:14:21,081 INFO L280 TraceCheckUtils]: 21: Hoare triple {1043#true} assume ~n < 1;#res := 0; {1043#true} is VALID [2020-07-08 12:14:21,081 INFO L280 TraceCheckUtils]: 22: Hoare triple {1043#true} assume true; {1043#true} is VALID [2020-07-08 12:14:21,082 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {1043#true} {1167#(<= |fibo2_#in~n| 1)} #55#return; {1167#(<= |fibo2_#in~n| 1)} is VALID [2020-07-08 12:14:21,082 INFO L280 TraceCheckUtils]: 24: Hoare triple {1167#(<= |fibo2_#in~n| 1)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {1167#(<= |fibo2_#in~n| 1)} is VALID [2020-07-08 12:14:21,083 INFO L280 TraceCheckUtils]: 25: Hoare triple {1167#(<= |fibo2_#in~n| 1)} assume true; {1167#(<= |fibo2_#in~n| 1)} is VALID [2020-07-08 12:14:21,084 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {1167#(<= |fibo2_#in~n| 1)} {1132#(<= |fibo1_#in~n| fibo1_~n)} #57#return; {1195#(<= |fibo1_#in~n| 2)} is VALID [2020-07-08 12:14:21,085 INFO L280 TraceCheckUtils]: 27: Hoare triple {1195#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1195#(<= |fibo1_#in~n| 2)} is VALID [2020-07-08 12:14:21,085 INFO L263 TraceCheckUtils]: 28: Hoare triple {1195#(<= |fibo1_#in~n| 2)} call #t~ret1 := fibo2(~n - 2); {1043#true} is VALID [2020-07-08 12:14:21,085 INFO L280 TraceCheckUtils]: 29: Hoare triple {1043#true} ~n := #in~n; {1043#true} is VALID [2020-07-08 12:14:21,085 INFO L280 TraceCheckUtils]: 30: Hoare triple {1043#true} assume ~n < 1;#res := 0; {1043#true} is VALID [2020-07-08 12:14:21,085 INFO L280 TraceCheckUtils]: 31: Hoare triple {1043#true} assume true; {1043#true} is VALID [2020-07-08 12:14:21,086 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {1043#true} {1195#(<= |fibo1_#in~n| 2)} #59#return; {1195#(<= |fibo1_#in~n| 2)} is VALID [2020-07-08 12:14:21,087 INFO L280 TraceCheckUtils]: 33: Hoare triple {1195#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1195#(<= |fibo1_#in~n| 2)} is VALID [2020-07-08 12:14:21,088 INFO L280 TraceCheckUtils]: 34: Hoare triple {1195#(<= |fibo1_#in~n| 2)} assume true; {1195#(<= |fibo1_#in~n| 2)} is VALID [2020-07-08 12:14:21,089 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {1195#(<= |fibo1_#in~n| 2)} {1125#(<= 5 main_~x~0)} #51#return; {1044#false} is VALID [2020-07-08 12:14:21,089 INFO L280 TraceCheckUtils]: 36: Hoare triple {1044#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {1044#false} is VALID [2020-07-08 12:14:21,089 INFO L280 TraceCheckUtils]: 37: Hoare triple {1044#false} assume 5 != ~result~0; {1044#false} is VALID [2020-07-08 12:14:21,089 INFO L280 TraceCheckUtils]: 38: Hoare triple {1044#false} assume !false; {1044#false} is VALID [2020-07-08 12:14:21,091 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-07-08 12:14:21,091 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-08 12:14:21,091 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8] total 11 [2020-07-08 12:14:21,092 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860973192] [2020-07-08 12:14:21,092 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 39 [2020-07-08 12:14:21,097 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 12:14:21,098 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2020-07-08 12:14:21,166 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 61 edges. 61 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:14:21,167 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-08 12:14:21,167 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 12:14:21,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-08 12:14:21,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-07-08 12:14:21,168 INFO L87 Difference]: Start difference. First operand 48 states and 65 transitions. Second operand 11 states. [2020-07-08 12:14:22,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:22,078 INFO L93 Difference]: Finished difference Result 108 states and 170 transitions. [2020-07-08 12:14:22,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-08 12:14:22,078 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 39 [2020-07-08 12:14:22,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 12:14:22,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-08 12:14:22,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 102 transitions. [2020-07-08 12:14:22,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-08 12:14:22,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 102 transitions. [2020-07-08 12:14:22,087 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 13 states and 102 transitions. [2020-07-08 12:14:22,221 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 102 edges. 102 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:14:22,225 INFO L225 Difference]: With dead ends: 108 [2020-07-08 12:14:22,225 INFO L226 Difference]: Without dead ends: 66 [2020-07-08 12:14:22,227 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2020-07-08 12:14:22,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2020-07-08 12:14:22,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2020-07-08 12:14:22,258 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 12:14:22,258 INFO L82 GeneralOperation]: Start isEquivalent. First operand 66 states. Second operand 66 states. [2020-07-08 12:14:22,258 INFO L74 IsIncluded]: Start isIncluded. First operand 66 states. Second operand 66 states. [2020-07-08 12:14:22,259 INFO L87 Difference]: Start difference. First operand 66 states. Second operand 66 states. [2020-07-08 12:14:22,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:22,265 INFO L93 Difference]: Finished difference Result 66 states and 95 transitions. [2020-07-08 12:14:22,265 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 95 transitions. [2020-07-08 12:14:22,266 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:14:22,266 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:14:22,266 INFO L74 IsIncluded]: Start isIncluded. First operand 66 states. Second operand 66 states. [2020-07-08 12:14:22,266 INFO L87 Difference]: Start difference. First operand 66 states. Second operand 66 states. [2020-07-08 12:14:22,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:22,271 INFO L93 Difference]: Finished difference Result 66 states and 95 transitions. [2020-07-08 12:14:22,272 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 95 transitions. [2020-07-08 12:14:22,272 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:14:22,273 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:14:22,273 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 12:14:22,273 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 12:14:22,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2020-07-08 12:14:22,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 95 transitions. [2020-07-08 12:14:22,278 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 95 transitions. Word has length 39 [2020-07-08 12:14:22,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 12:14:22,278 INFO L479 AbstractCegarLoop]: Abstraction has 66 states and 95 transitions. [2020-07-08 12:14:22,278 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-08 12:14:22,279 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 95 transitions. [2020-07-08 12:14:22,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-07-08 12:14:22,280 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 12:14:22,280 INFO L422 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, 1, 1, 1] [2020-07-08 12:14:22,493 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-08 12:14:22,494 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 12:14:22,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 12:14:22,494 INFO L82 PathProgramCache]: Analyzing trace with hash -2100495745, now seen corresponding path program 1 times [2020-07-08 12:14:22,494 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 12:14:22,495 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168039085] [2020-07-08 12:14:22,495 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 12:14:22,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:22,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:22,527 INFO L280 TraceCheckUtils]: 0: Hoare triple {1609#true} assume true; {1609#true} is VALID [2020-07-08 12:14:22,528 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1609#true} {1609#true} #47#return; {1609#true} is VALID [2020-07-08 12:14:22,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:22,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:22,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:22,683 INFO L280 TraceCheckUtils]: 0: Hoare triple {1609#true} ~n := #in~n; {1609#true} is VALID [2020-07-08 12:14:22,683 INFO L280 TraceCheckUtils]: 1: Hoare triple {1609#true} assume !(~n < 1); {1609#true} is VALID [2020-07-08 12:14:22,683 INFO L280 TraceCheckUtils]: 2: Hoare triple {1609#true} assume 1 == ~n;#res := 1; {1609#true} is VALID [2020-07-08 12:14:22,684 INFO L280 TraceCheckUtils]: 3: Hoare triple {1609#true} assume true; {1609#true} is VALID [2020-07-08 12:14:22,685 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1609#true} {1670#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #53#return; {1670#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:22,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:22,700 INFO L280 TraceCheckUtils]: 0: Hoare triple {1609#true} ~n := #in~n; {1609#true} is VALID [2020-07-08 12:14:22,701 INFO L280 TraceCheckUtils]: 1: Hoare triple {1609#true} assume ~n < 1;#res := 0; {1609#true} is VALID [2020-07-08 12:14:22,701 INFO L280 TraceCheckUtils]: 2: Hoare triple {1609#true} assume true; {1609#true} is VALID [2020-07-08 12:14:22,703 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1609#true} {1670#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #55#return; {1680#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:22,704 INFO L280 TraceCheckUtils]: 0: Hoare triple {1609#true} ~n := #in~n; {1668#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:22,705 INFO L280 TraceCheckUtils]: 1: Hoare triple {1668#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {1669#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:22,706 INFO L280 TraceCheckUtils]: 2: Hoare triple {1669#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {1670#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:22,706 INFO L263 TraceCheckUtils]: 3: Hoare triple {1670#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret2 := fibo1(~n - 1); {1609#true} is VALID [2020-07-08 12:14:22,706 INFO L280 TraceCheckUtils]: 4: Hoare triple {1609#true} ~n := #in~n; {1609#true} is VALID [2020-07-08 12:14:22,707 INFO L280 TraceCheckUtils]: 5: Hoare triple {1609#true} assume !(~n < 1); {1609#true} is VALID [2020-07-08 12:14:22,707 INFO L280 TraceCheckUtils]: 6: Hoare triple {1609#true} assume 1 == ~n;#res := 1; {1609#true} is VALID [2020-07-08 12:14:22,707 INFO L280 TraceCheckUtils]: 7: Hoare triple {1609#true} assume true; {1609#true} is VALID [2020-07-08 12:14:22,710 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1609#true} {1670#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #53#return; {1670#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:22,711 INFO L280 TraceCheckUtils]: 9: Hoare triple {1670#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {1670#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:22,711 INFO L263 TraceCheckUtils]: 10: Hoare triple {1670#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret3 := fibo1(~n - 2); {1609#true} is VALID [2020-07-08 12:14:22,711 INFO L280 TraceCheckUtils]: 11: Hoare triple {1609#true} ~n := #in~n; {1609#true} is VALID [2020-07-08 12:14:22,711 INFO L280 TraceCheckUtils]: 12: Hoare triple {1609#true} assume ~n < 1;#res := 0; {1609#true} is VALID [2020-07-08 12:14:22,712 INFO L280 TraceCheckUtils]: 13: Hoare triple {1609#true} assume true; {1609#true} is VALID [2020-07-08 12:14:22,715 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {1609#true} {1670#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #55#return; {1680#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:22,716 INFO L280 TraceCheckUtils]: 15: Hoare triple {1680#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {1680#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:22,717 INFO L280 TraceCheckUtils]: 16: Hoare triple {1680#(<= 2 |fibo2_#in~n|)} assume true; {1680#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:22,718 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {1680#(<= 2 |fibo2_#in~n|)} {1609#true} #57#return; {1663#(<= 3 fibo1_~n)} is VALID [2020-07-08 12:14:22,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:22,751 INFO L280 TraceCheckUtils]: 0: Hoare triple {1609#true} ~n := #in~n; {1668#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:22,755 INFO L280 TraceCheckUtils]: 1: Hoare triple {1668#(= fibo2_~n |fibo2_#in~n|)} assume ~n < 1;#res := 0; {1681#(<= |fibo2_#in~n| 0)} is VALID [2020-07-08 12:14:22,755 INFO L280 TraceCheckUtils]: 2: Hoare triple {1681#(<= |fibo2_#in~n| 0)} assume true; {1681#(<= |fibo2_#in~n| 0)} is VALID [2020-07-08 12:14:22,757 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1681#(<= |fibo2_#in~n| 0)} {1663#(<= 3 fibo1_~n)} #59#return; {1610#false} is VALID [2020-07-08 12:14:22,757 INFO L280 TraceCheckUtils]: 0: Hoare triple {1609#true} ~n := #in~n; {1609#true} is VALID [2020-07-08 12:14:22,758 INFO L280 TraceCheckUtils]: 1: Hoare triple {1609#true} assume !(~n < 1); {1609#true} is VALID [2020-07-08 12:14:22,758 INFO L280 TraceCheckUtils]: 2: Hoare triple {1609#true} assume !(1 == ~n); {1609#true} is VALID [2020-07-08 12:14:22,758 INFO L263 TraceCheckUtils]: 3: Hoare triple {1609#true} call #t~ret0 := fibo2(~n - 1); {1609#true} is VALID [2020-07-08 12:14:22,763 INFO L280 TraceCheckUtils]: 4: Hoare triple {1609#true} ~n := #in~n; {1668#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:22,764 INFO L280 TraceCheckUtils]: 5: Hoare triple {1668#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {1669#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:22,765 INFO L280 TraceCheckUtils]: 6: Hoare triple {1669#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {1670#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:22,765 INFO L263 TraceCheckUtils]: 7: Hoare triple {1670#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret2 := fibo1(~n - 1); {1609#true} is VALID [2020-07-08 12:14:22,765 INFO L280 TraceCheckUtils]: 8: Hoare triple {1609#true} ~n := #in~n; {1609#true} is VALID [2020-07-08 12:14:22,766 INFO L280 TraceCheckUtils]: 9: Hoare triple {1609#true} assume !(~n < 1); {1609#true} is VALID [2020-07-08 12:14:22,766 INFO L280 TraceCheckUtils]: 10: Hoare triple {1609#true} assume 1 == ~n;#res := 1; {1609#true} is VALID [2020-07-08 12:14:22,768 INFO L280 TraceCheckUtils]: 11: Hoare triple {1609#true} assume true; {1609#true} is VALID [2020-07-08 12:14:22,769 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {1609#true} {1670#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #53#return; {1670#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:22,771 INFO L280 TraceCheckUtils]: 13: Hoare triple {1670#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {1670#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:22,771 INFO L263 TraceCheckUtils]: 14: Hoare triple {1670#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret3 := fibo1(~n - 2); {1609#true} is VALID [2020-07-08 12:14:22,771 INFO L280 TraceCheckUtils]: 15: Hoare triple {1609#true} ~n := #in~n; {1609#true} is VALID [2020-07-08 12:14:22,771 INFO L280 TraceCheckUtils]: 16: Hoare triple {1609#true} assume ~n < 1;#res := 0; {1609#true} is VALID [2020-07-08 12:14:22,772 INFO L280 TraceCheckUtils]: 17: Hoare triple {1609#true} assume true; {1609#true} is VALID [2020-07-08 12:14:22,773 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {1609#true} {1670#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #55#return; {1680#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:22,774 INFO L280 TraceCheckUtils]: 19: Hoare triple {1680#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {1680#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:22,775 INFO L280 TraceCheckUtils]: 20: Hoare triple {1680#(<= 2 |fibo2_#in~n|)} assume true; {1680#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:22,776 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {1680#(<= 2 |fibo2_#in~n|)} {1609#true} #57#return; {1663#(<= 3 fibo1_~n)} is VALID [2020-07-08 12:14:22,777 INFO L280 TraceCheckUtils]: 22: Hoare triple {1663#(<= 3 fibo1_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1663#(<= 3 fibo1_~n)} is VALID [2020-07-08 12:14:22,777 INFO L263 TraceCheckUtils]: 23: Hoare triple {1663#(<= 3 fibo1_~n)} call #t~ret1 := fibo2(~n - 2); {1609#true} is VALID [2020-07-08 12:14:22,778 INFO L280 TraceCheckUtils]: 24: Hoare triple {1609#true} ~n := #in~n; {1668#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:22,779 INFO L280 TraceCheckUtils]: 25: Hoare triple {1668#(= fibo2_~n |fibo2_#in~n|)} assume ~n < 1;#res := 0; {1681#(<= |fibo2_#in~n| 0)} is VALID [2020-07-08 12:14:22,780 INFO L280 TraceCheckUtils]: 26: Hoare triple {1681#(<= |fibo2_#in~n| 0)} assume true; {1681#(<= |fibo2_#in~n| 0)} is VALID [2020-07-08 12:14:22,781 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {1681#(<= |fibo2_#in~n| 0)} {1663#(<= 3 fibo1_~n)} #59#return; {1610#false} is VALID [2020-07-08 12:14:22,781 INFO L280 TraceCheckUtils]: 28: Hoare triple {1610#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1610#false} is VALID [2020-07-08 12:14:22,781 INFO L280 TraceCheckUtils]: 29: Hoare triple {1610#false} assume true; {1610#false} is VALID [2020-07-08 12:14:22,782 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {1610#false} {1613#(<= 5 main_~x~0)} #51#return; {1610#false} is VALID [2020-07-08 12:14:22,784 INFO L263 TraceCheckUtils]: 0: Hoare triple {1609#true} call ULTIMATE.init(); {1609#true} is VALID [2020-07-08 12:14:22,784 INFO L280 TraceCheckUtils]: 1: Hoare triple {1609#true} assume true; {1609#true} is VALID [2020-07-08 12:14:22,784 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1609#true} {1609#true} #47#return; {1609#true} is VALID [2020-07-08 12:14:22,785 INFO L263 TraceCheckUtils]: 3: Hoare triple {1609#true} call #t~ret5 := main(); {1609#true} is VALID [2020-07-08 12:14:22,785 INFO L280 TraceCheckUtils]: 4: Hoare triple {1609#true} ~x~0 := 5; {1613#(<= 5 main_~x~0)} is VALID [2020-07-08 12:14:22,786 INFO L263 TraceCheckUtils]: 5: Hoare triple {1613#(<= 5 main_~x~0)} call #t~ret4 := fibo1(~x~0); {1609#true} is VALID [2020-07-08 12:14:22,786 INFO L280 TraceCheckUtils]: 6: Hoare triple {1609#true} ~n := #in~n; {1609#true} is VALID [2020-07-08 12:14:22,786 INFO L280 TraceCheckUtils]: 7: Hoare triple {1609#true} assume !(~n < 1); {1609#true} is VALID [2020-07-08 12:14:22,787 INFO L280 TraceCheckUtils]: 8: Hoare triple {1609#true} assume !(1 == ~n); {1609#true} is VALID [2020-07-08 12:14:22,787 INFO L263 TraceCheckUtils]: 9: Hoare triple {1609#true} call #t~ret0 := fibo2(~n - 1); {1609#true} is VALID [2020-07-08 12:14:22,788 INFO L280 TraceCheckUtils]: 10: Hoare triple {1609#true} ~n := #in~n; {1668#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:22,788 INFO L280 TraceCheckUtils]: 11: Hoare triple {1668#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {1669#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:22,792 INFO L280 TraceCheckUtils]: 12: Hoare triple {1669#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {1670#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:22,792 INFO L263 TraceCheckUtils]: 13: Hoare triple {1670#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret2 := fibo1(~n - 1); {1609#true} is VALID [2020-07-08 12:14:22,792 INFO L280 TraceCheckUtils]: 14: Hoare triple {1609#true} ~n := #in~n; {1609#true} is VALID [2020-07-08 12:14:22,792 INFO L280 TraceCheckUtils]: 15: Hoare triple {1609#true} assume !(~n < 1); {1609#true} is VALID [2020-07-08 12:14:22,793 INFO L280 TraceCheckUtils]: 16: Hoare triple {1609#true} assume 1 == ~n;#res := 1; {1609#true} is VALID [2020-07-08 12:14:22,793 INFO L280 TraceCheckUtils]: 17: Hoare triple {1609#true} assume true; {1609#true} is VALID [2020-07-08 12:14:22,794 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {1609#true} {1670#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #53#return; {1670#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:22,794 INFO L280 TraceCheckUtils]: 19: Hoare triple {1670#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {1670#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:22,795 INFO L263 TraceCheckUtils]: 20: Hoare triple {1670#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret3 := fibo1(~n - 2); {1609#true} is VALID [2020-07-08 12:14:22,795 INFO L280 TraceCheckUtils]: 21: Hoare triple {1609#true} ~n := #in~n; {1609#true} is VALID [2020-07-08 12:14:22,795 INFO L280 TraceCheckUtils]: 22: Hoare triple {1609#true} assume ~n < 1;#res := 0; {1609#true} is VALID [2020-07-08 12:14:22,796 INFO L280 TraceCheckUtils]: 23: Hoare triple {1609#true} assume true; {1609#true} is VALID [2020-07-08 12:14:22,797 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {1609#true} {1670#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #55#return; {1680#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:22,798 INFO L280 TraceCheckUtils]: 25: Hoare triple {1680#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {1680#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:22,798 INFO L280 TraceCheckUtils]: 26: Hoare triple {1680#(<= 2 |fibo2_#in~n|)} assume true; {1680#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:22,800 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {1680#(<= 2 |fibo2_#in~n|)} {1609#true} #57#return; {1663#(<= 3 fibo1_~n)} is VALID [2020-07-08 12:14:22,800 INFO L280 TraceCheckUtils]: 28: Hoare triple {1663#(<= 3 fibo1_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1663#(<= 3 fibo1_~n)} is VALID [2020-07-08 12:14:22,801 INFO L263 TraceCheckUtils]: 29: Hoare triple {1663#(<= 3 fibo1_~n)} call #t~ret1 := fibo2(~n - 2); {1609#true} is VALID [2020-07-08 12:14:22,803 INFO L280 TraceCheckUtils]: 30: Hoare triple {1609#true} ~n := #in~n; {1668#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:22,804 INFO L280 TraceCheckUtils]: 31: Hoare triple {1668#(= fibo2_~n |fibo2_#in~n|)} assume ~n < 1;#res := 0; {1681#(<= |fibo2_#in~n| 0)} is VALID [2020-07-08 12:14:22,804 INFO L280 TraceCheckUtils]: 32: Hoare triple {1681#(<= |fibo2_#in~n| 0)} assume true; {1681#(<= |fibo2_#in~n| 0)} is VALID [2020-07-08 12:14:22,806 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {1681#(<= |fibo2_#in~n| 0)} {1663#(<= 3 fibo1_~n)} #59#return; {1610#false} is VALID [2020-07-08 12:14:22,806 INFO L280 TraceCheckUtils]: 34: Hoare triple {1610#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1610#false} is VALID [2020-07-08 12:14:22,806 INFO L280 TraceCheckUtils]: 35: Hoare triple {1610#false} assume true; {1610#false} is VALID [2020-07-08 12:14:22,806 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1610#false} {1613#(<= 5 main_~x~0)} #51#return; {1610#false} is VALID [2020-07-08 12:14:22,807 INFO L280 TraceCheckUtils]: 37: Hoare triple {1610#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {1610#false} is VALID [2020-07-08 12:14:22,807 INFO L280 TraceCheckUtils]: 38: Hoare triple {1610#false} assume 5 != ~result~0; {1610#false} is VALID [2020-07-08 12:14:22,807 INFO L280 TraceCheckUtils]: 39: Hoare triple {1610#false} assume !false; {1610#false} is VALID [2020-07-08 12:14:22,810 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-07-08 12:14:22,810 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168039085] [2020-07-08 12:14:22,811 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1778911821] [2020-07-08 12:14:22,811 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-08 12:14:22,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:22,858 INFO L264 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-08 12:14:22,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:22,874 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-08 12:14:23,060 INFO L263 TraceCheckUtils]: 0: Hoare triple {1609#true} call ULTIMATE.init(); {1609#true} is VALID [2020-07-08 12:14:23,060 INFO L280 TraceCheckUtils]: 1: Hoare triple {1609#true} assume true; {1609#true} is VALID [2020-07-08 12:14:23,061 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1609#true} {1609#true} #47#return; {1609#true} is VALID [2020-07-08 12:14:23,061 INFO L263 TraceCheckUtils]: 3: Hoare triple {1609#true} call #t~ret5 := main(); {1609#true} is VALID [2020-07-08 12:14:23,061 INFO L280 TraceCheckUtils]: 4: Hoare triple {1609#true} ~x~0 := 5; {1613#(<= 5 main_~x~0)} is VALID [2020-07-08 12:14:23,062 INFO L263 TraceCheckUtils]: 5: Hoare triple {1613#(<= 5 main_~x~0)} call #t~ret4 := fibo1(~x~0); {1609#true} is VALID [2020-07-08 12:14:23,062 INFO L280 TraceCheckUtils]: 6: Hoare triple {1609#true} ~n := #in~n; {1703#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-08 12:14:23,063 INFO L280 TraceCheckUtils]: 7: Hoare triple {1703#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {1703#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-08 12:14:23,063 INFO L280 TraceCheckUtils]: 8: Hoare triple {1703#(<= |fibo1_#in~n| fibo1_~n)} assume !(1 == ~n); {1703#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-08 12:14:23,063 INFO L263 TraceCheckUtils]: 9: Hoare triple {1703#(<= |fibo1_#in~n| fibo1_~n)} call #t~ret0 := fibo2(~n - 1); {1609#true} is VALID [2020-07-08 12:14:23,064 INFO L280 TraceCheckUtils]: 10: Hoare triple {1609#true} ~n := #in~n; {1716#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-08 12:14:23,064 INFO L280 TraceCheckUtils]: 11: Hoare triple {1716#(<= |fibo2_#in~n| fibo2_~n)} assume !(~n < 1); {1716#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-08 12:14:23,064 INFO L280 TraceCheckUtils]: 12: Hoare triple {1716#(<= |fibo2_#in~n| fibo2_~n)} assume !(1 == ~n); {1716#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-08 12:14:23,065 INFO L263 TraceCheckUtils]: 13: Hoare triple {1716#(<= |fibo2_#in~n| fibo2_~n)} call #t~ret2 := fibo1(~n - 1); {1609#true} is VALID [2020-07-08 12:14:23,065 INFO L280 TraceCheckUtils]: 14: Hoare triple {1609#true} ~n := #in~n; {1703#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-08 12:14:23,065 INFO L280 TraceCheckUtils]: 15: Hoare triple {1703#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {1703#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-08 12:14:23,066 INFO L280 TraceCheckUtils]: 16: Hoare triple {1703#(<= |fibo1_#in~n| fibo1_~n)} assume 1 == ~n;#res := 1; {1735#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:23,066 INFO L280 TraceCheckUtils]: 17: Hoare triple {1735#(<= |fibo1_#in~n| 1)} assume true; {1735#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:23,068 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {1735#(<= |fibo1_#in~n| 1)} {1716#(<= |fibo2_#in~n| fibo2_~n)} #53#return; {1742#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:23,069 INFO L280 TraceCheckUtils]: 19: Hoare triple {1742#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {1742#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:23,069 INFO L263 TraceCheckUtils]: 20: Hoare triple {1742#(<= |fibo2_#in~n| 2)} call #t~ret3 := fibo1(~n - 2); {1609#true} is VALID [2020-07-08 12:14:23,069 INFO L280 TraceCheckUtils]: 21: Hoare triple {1609#true} ~n := #in~n; {1609#true} is VALID [2020-07-08 12:14:23,069 INFO L280 TraceCheckUtils]: 22: Hoare triple {1609#true} assume ~n < 1;#res := 0; {1609#true} is VALID [2020-07-08 12:14:23,070 INFO L280 TraceCheckUtils]: 23: Hoare triple {1609#true} assume true; {1609#true} is VALID [2020-07-08 12:14:23,070 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {1609#true} {1742#(<= |fibo2_#in~n| 2)} #55#return; {1742#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:23,071 INFO L280 TraceCheckUtils]: 25: Hoare triple {1742#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {1742#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:23,071 INFO L280 TraceCheckUtils]: 26: Hoare triple {1742#(<= |fibo2_#in~n| 2)} assume true; {1742#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:23,073 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {1742#(<= |fibo2_#in~n| 2)} {1703#(<= |fibo1_#in~n| fibo1_~n)} #57#return; {1770#(<= |fibo1_#in~n| 3)} is VALID [2020-07-08 12:14:23,073 INFO L280 TraceCheckUtils]: 28: Hoare triple {1770#(<= |fibo1_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1770#(<= |fibo1_#in~n| 3)} is VALID [2020-07-08 12:14:23,074 INFO L263 TraceCheckUtils]: 29: Hoare triple {1770#(<= |fibo1_#in~n| 3)} call #t~ret1 := fibo2(~n - 2); {1609#true} is VALID [2020-07-08 12:14:23,074 INFO L280 TraceCheckUtils]: 30: Hoare triple {1609#true} ~n := #in~n; {1609#true} is VALID [2020-07-08 12:14:23,074 INFO L280 TraceCheckUtils]: 31: Hoare triple {1609#true} assume ~n < 1;#res := 0; {1609#true} is VALID [2020-07-08 12:14:23,074 INFO L280 TraceCheckUtils]: 32: Hoare triple {1609#true} assume true; {1609#true} is VALID [2020-07-08 12:14:23,075 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {1609#true} {1770#(<= |fibo1_#in~n| 3)} #59#return; {1770#(<= |fibo1_#in~n| 3)} is VALID [2020-07-08 12:14:23,076 INFO L280 TraceCheckUtils]: 34: Hoare triple {1770#(<= |fibo1_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {1770#(<= |fibo1_#in~n| 3)} is VALID [2020-07-08 12:14:23,076 INFO L280 TraceCheckUtils]: 35: Hoare triple {1770#(<= |fibo1_#in~n| 3)} assume true; {1770#(<= |fibo1_#in~n| 3)} is VALID [2020-07-08 12:14:23,077 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1770#(<= |fibo1_#in~n| 3)} {1613#(<= 5 main_~x~0)} #51#return; {1610#false} is VALID [2020-07-08 12:14:23,077 INFO L280 TraceCheckUtils]: 37: Hoare triple {1610#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {1610#false} is VALID [2020-07-08 12:14:23,077 INFO L280 TraceCheckUtils]: 38: Hoare triple {1610#false} assume 5 != ~result~0; {1610#false} is VALID [2020-07-08 12:14:23,077 INFO L280 TraceCheckUtils]: 39: Hoare triple {1610#false} assume !false; {1610#false} is VALID [2020-07-08 12:14:23,079 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-07-08 12:14:23,079 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-08 12:14:23,080 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 14 [2020-07-08 12:14:23,080 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811144538] [2020-07-08 12:14:23,080 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 40 [2020-07-08 12:14:23,081 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 12:14:23,081 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 14 states. [2020-07-08 12:14:23,152 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 61 edges. 61 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:14:23,152 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-07-08 12:14:23,152 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 12:14:23,153 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-07-08 12:14:23,153 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2020-07-08 12:14:23,153 INFO L87 Difference]: Start difference. First operand 66 states and 95 transitions. Second operand 14 states. [2020-07-08 12:14:24,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:24,718 INFO L93 Difference]: Finished difference Result 180 states and 324 transitions. [2020-07-08 12:14:24,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-08 12:14:24,719 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 40 [2020-07-08 12:14:24,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 12:14:24,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2020-07-08 12:14:24,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 133 transitions. [2020-07-08 12:14:24,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2020-07-08 12:14:24,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 133 transitions. [2020-07-08 12:14:24,730 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 16 states and 133 transitions. [2020-07-08 12:14:24,909 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 133 edges. 133 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:14:24,916 INFO L225 Difference]: With dead ends: 180 [2020-07-08 12:14:24,916 INFO L226 Difference]: Without dead ends: 120 [2020-07-08 12:14:24,920 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=376, Unknown=0, NotChecked=0, Total=462 [2020-07-08 12:14:24,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2020-07-08 12:14:24,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 106. [2020-07-08 12:14:24,979 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 12:14:24,979 INFO L82 GeneralOperation]: Start isEquivalent. First operand 120 states. Second operand 106 states. [2020-07-08 12:14:24,980 INFO L74 IsIncluded]: Start isIncluded. First operand 120 states. Second operand 106 states. [2020-07-08 12:14:24,980 INFO L87 Difference]: Start difference. First operand 120 states. Second operand 106 states. [2020-07-08 12:14:24,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:24,989 INFO L93 Difference]: Finished difference Result 120 states and 198 transitions. [2020-07-08 12:14:24,990 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 198 transitions. [2020-07-08 12:14:24,991 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:14:24,991 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:14:24,992 INFO L74 IsIncluded]: Start isIncluded. First operand 106 states. Second operand 120 states. [2020-07-08 12:14:24,992 INFO L87 Difference]: Start difference. First operand 106 states. Second operand 120 states. [2020-07-08 12:14:25,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:25,002 INFO L93 Difference]: Finished difference Result 120 states and 198 transitions. [2020-07-08 12:14:25,002 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 198 transitions. [2020-07-08 12:14:25,004 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:14:25,004 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:14:25,004 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 12:14:25,004 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 12:14:25,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2020-07-08 12:14:25,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 169 transitions. [2020-07-08 12:14:25,012 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 169 transitions. Word has length 40 [2020-07-08 12:14:25,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 12:14:25,012 INFO L479 AbstractCegarLoop]: Abstraction has 106 states and 169 transitions. [2020-07-08 12:14:25,012 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-07-08 12:14:25,013 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 169 transitions. [2020-07-08 12:14:25,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-07-08 12:14:25,014 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 12:14:25,015 INFO L422 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, 1, 1, 1] [2020-07-08 12:14:25,229 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-08 12:14:25,230 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 12:14:25,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 12:14:25,231 INFO L82 PathProgramCache]: Analyzing trace with hash -405677468, now seen corresponding path program 1 times [2020-07-08 12:14:25,232 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 12:14:25,233 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73526273] [2020-07-08 12:14:25,233 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 12:14:25,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:25,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:25,300 INFO L280 TraceCheckUtils]: 0: Hoare triple {2436#true} assume true; {2436#true} is VALID [2020-07-08 12:14:25,301 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2436#true} {2436#true} #47#return; {2436#true} is VALID [2020-07-08 12:14:25,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:25,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:25,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:25,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:25,420 INFO L280 TraceCheckUtils]: 0: Hoare triple {2436#true} ~n := #in~n; {2436#true} is VALID [2020-07-08 12:14:25,421 INFO L280 TraceCheckUtils]: 1: Hoare triple {2436#true} assume !(~n < 1); {2436#true} is VALID [2020-07-08 12:14:25,421 INFO L280 TraceCheckUtils]: 2: Hoare triple {2436#true} assume 1 == ~n;#res := 1; {2436#true} is VALID [2020-07-08 12:14:25,421 INFO L280 TraceCheckUtils]: 3: Hoare triple {2436#true} assume true; {2436#true} is VALID [2020-07-08 12:14:25,422 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2436#true} {2547#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #57#return; {2547#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:25,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:25,427 INFO L280 TraceCheckUtils]: 0: Hoare triple {2436#true} ~n := #in~n; {2436#true} is VALID [2020-07-08 12:14:25,427 INFO L280 TraceCheckUtils]: 1: Hoare triple {2436#true} assume ~n < 1;#res := 0; {2436#true} is VALID [2020-07-08 12:14:25,427 INFO L280 TraceCheckUtils]: 2: Hoare triple {2436#true} assume true; {2436#true} is VALID [2020-07-08 12:14:25,428 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2436#true} {2547#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #59#return; {2557#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:25,429 INFO L280 TraceCheckUtils]: 0: Hoare triple {2436#true} ~n := #in~n; {2545#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:25,430 INFO L280 TraceCheckUtils]: 1: Hoare triple {2545#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {2546#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:25,431 INFO L280 TraceCheckUtils]: 2: Hoare triple {2546#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume !(1 == ~n); {2547#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:25,431 INFO L263 TraceCheckUtils]: 3: Hoare triple {2547#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret0 := fibo2(~n - 1); {2436#true} is VALID [2020-07-08 12:14:25,431 INFO L280 TraceCheckUtils]: 4: Hoare triple {2436#true} ~n := #in~n; {2436#true} is VALID [2020-07-08 12:14:25,431 INFO L280 TraceCheckUtils]: 5: Hoare triple {2436#true} assume !(~n < 1); {2436#true} is VALID [2020-07-08 12:14:25,432 INFO L280 TraceCheckUtils]: 6: Hoare triple {2436#true} assume 1 == ~n;#res := 1; {2436#true} is VALID [2020-07-08 12:14:25,432 INFO L280 TraceCheckUtils]: 7: Hoare triple {2436#true} assume true; {2436#true} is VALID [2020-07-08 12:14:25,433 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2436#true} {2547#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #57#return; {2547#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:25,433 INFO L280 TraceCheckUtils]: 9: Hoare triple {2547#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2547#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:25,434 INFO L263 TraceCheckUtils]: 10: Hoare triple {2547#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret1 := fibo2(~n - 2); {2436#true} is VALID [2020-07-08 12:14:25,434 INFO L280 TraceCheckUtils]: 11: Hoare triple {2436#true} ~n := #in~n; {2436#true} is VALID [2020-07-08 12:14:25,434 INFO L280 TraceCheckUtils]: 12: Hoare triple {2436#true} assume ~n < 1;#res := 0; {2436#true} is VALID [2020-07-08 12:14:25,434 INFO L280 TraceCheckUtils]: 13: Hoare triple {2436#true} assume true; {2436#true} is VALID [2020-07-08 12:14:25,435 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {2436#true} {2547#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #59#return; {2557#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:25,436 INFO L280 TraceCheckUtils]: 15: Hoare triple {2557#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2557#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:25,437 INFO L280 TraceCheckUtils]: 16: Hoare triple {2557#(<= 2 |fibo1_#in~n|)} assume true; {2557#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:25,438 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {2557#(<= 2 |fibo1_#in~n|)} {2436#true} #53#return; {2540#(<= 3 fibo2_~n)} is VALID [2020-07-08 12:14:25,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:25,455 INFO L280 TraceCheckUtils]: 0: Hoare triple {2436#true} ~n := #in~n; {2545#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:25,456 INFO L280 TraceCheckUtils]: 1: Hoare triple {2545#(= fibo1_~n |fibo1_#in~n|)} assume ~n < 1;#res := 0; {2558#(<= |fibo1_#in~n| 0)} is VALID [2020-07-08 12:14:25,456 INFO L280 TraceCheckUtils]: 2: Hoare triple {2558#(<= |fibo1_#in~n| 0)} assume true; {2558#(<= |fibo1_#in~n| 0)} is VALID [2020-07-08 12:14:25,457 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2558#(<= |fibo1_#in~n| 0)} {2540#(<= 3 fibo2_~n)} #55#return; {2437#false} is VALID [2020-07-08 12:14:25,458 INFO L280 TraceCheckUtils]: 0: Hoare triple {2436#true} ~n := #in~n; {2436#true} is VALID [2020-07-08 12:14:25,458 INFO L280 TraceCheckUtils]: 1: Hoare triple {2436#true} assume !(~n < 1); {2436#true} is VALID [2020-07-08 12:14:25,458 INFO L280 TraceCheckUtils]: 2: Hoare triple {2436#true} assume !(1 == ~n); {2436#true} is VALID [2020-07-08 12:14:25,458 INFO L263 TraceCheckUtils]: 3: Hoare triple {2436#true} call #t~ret2 := fibo1(~n - 1); {2436#true} is VALID [2020-07-08 12:14:25,459 INFO L280 TraceCheckUtils]: 4: Hoare triple {2436#true} ~n := #in~n; {2545#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:25,459 INFO L280 TraceCheckUtils]: 5: Hoare triple {2545#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {2546#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:25,460 INFO L280 TraceCheckUtils]: 6: Hoare triple {2546#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume !(1 == ~n); {2547#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:25,460 INFO L263 TraceCheckUtils]: 7: Hoare triple {2547#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret0 := fibo2(~n - 1); {2436#true} is VALID [2020-07-08 12:14:25,461 INFO L280 TraceCheckUtils]: 8: Hoare triple {2436#true} ~n := #in~n; {2436#true} is VALID [2020-07-08 12:14:25,461 INFO L280 TraceCheckUtils]: 9: Hoare triple {2436#true} assume !(~n < 1); {2436#true} is VALID [2020-07-08 12:14:25,461 INFO L280 TraceCheckUtils]: 10: Hoare triple {2436#true} assume 1 == ~n;#res := 1; {2436#true} is VALID [2020-07-08 12:14:25,461 INFO L280 TraceCheckUtils]: 11: Hoare triple {2436#true} assume true; {2436#true} is VALID [2020-07-08 12:14:25,462 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {2436#true} {2547#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #57#return; {2547#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:25,464 INFO L280 TraceCheckUtils]: 13: Hoare triple {2547#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2547#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:25,465 INFO L263 TraceCheckUtils]: 14: Hoare triple {2547#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret1 := fibo2(~n - 2); {2436#true} is VALID [2020-07-08 12:14:25,465 INFO L280 TraceCheckUtils]: 15: Hoare triple {2436#true} ~n := #in~n; {2436#true} is VALID [2020-07-08 12:14:25,465 INFO L280 TraceCheckUtils]: 16: Hoare triple {2436#true} assume ~n < 1;#res := 0; {2436#true} is VALID [2020-07-08 12:14:25,465 INFO L280 TraceCheckUtils]: 17: Hoare triple {2436#true} assume true; {2436#true} is VALID [2020-07-08 12:14:25,468 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {2436#true} {2547#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #59#return; {2557#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:25,470 INFO L280 TraceCheckUtils]: 19: Hoare triple {2557#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2557#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:25,471 INFO L280 TraceCheckUtils]: 20: Hoare triple {2557#(<= 2 |fibo1_#in~n|)} assume true; {2557#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:25,472 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {2557#(<= 2 |fibo1_#in~n|)} {2436#true} #53#return; {2540#(<= 3 fibo2_~n)} is VALID [2020-07-08 12:14:25,472 INFO L280 TraceCheckUtils]: 22: Hoare triple {2540#(<= 3 fibo2_~n)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {2540#(<= 3 fibo2_~n)} is VALID [2020-07-08 12:14:25,473 INFO L263 TraceCheckUtils]: 23: Hoare triple {2540#(<= 3 fibo2_~n)} call #t~ret3 := fibo1(~n - 2); {2436#true} is VALID [2020-07-08 12:14:25,473 INFO L280 TraceCheckUtils]: 24: Hoare triple {2436#true} ~n := #in~n; {2545#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:25,474 INFO L280 TraceCheckUtils]: 25: Hoare triple {2545#(= fibo1_~n |fibo1_#in~n|)} assume ~n < 1;#res := 0; {2558#(<= |fibo1_#in~n| 0)} is VALID [2020-07-08 12:14:25,474 INFO L280 TraceCheckUtils]: 26: Hoare triple {2558#(<= |fibo1_#in~n| 0)} assume true; {2558#(<= |fibo1_#in~n| 0)} is VALID [2020-07-08 12:14:25,475 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {2558#(<= |fibo1_#in~n| 0)} {2540#(<= 3 fibo2_~n)} #55#return; {2437#false} is VALID [2020-07-08 12:14:25,476 INFO L280 TraceCheckUtils]: 28: Hoare triple {2437#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {2437#false} is VALID [2020-07-08 12:14:25,476 INFO L280 TraceCheckUtils]: 29: Hoare triple {2437#false} assume true; {2437#false} is VALID [2020-07-08 12:14:25,476 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {2437#false} {2436#true} #57#return; {2437#false} is VALID [2020-07-08 12:14:25,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:25,481 INFO L280 TraceCheckUtils]: 0: Hoare triple {2436#true} ~n := #in~n; {2436#true} is VALID [2020-07-08 12:14:25,481 INFO L280 TraceCheckUtils]: 1: Hoare triple {2436#true} assume !(~n < 1); {2436#true} is VALID [2020-07-08 12:14:25,482 INFO L280 TraceCheckUtils]: 2: Hoare triple {2436#true} assume 1 == ~n;#res := 1; {2436#true} is VALID [2020-07-08 12:14:25,482 INFO L280 TraceCheckUtils]: 3: Hoare triple {2436#true} assume true; {2436#true} is VALID [2020-07-08 12:14:25,482 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2436#true} {2437#false} #59#return; {2437#false} is VALID [2020-07-08 12:14:25,482 INFO L280 TraceCheckUtils]: 0: Hoare triple {2436#true} ~n := #in~n; {2436#true} is VALID [2020-07-08 12:14:25,482 INFO L280 TraceCheckUtils]: 1: Hoare triple {2436#true} assume !(~n < 1); {2436#true} is VALID [2020-07-08 12:14:25,483 INFO L280 TraceCheckUtils]: 2: Hoare triple {2436#true} assume !(1 == ~n); {2436#true} is VALID [2020-07-08 12:14:25,483 INFO L263 TraceCheckUtils]: 3: Hoare triple {2436#true} call #t~ret0 := fibo2(~n - 1); {2436#true} is VALID [2020-07-08 12:14:25,483 INFO L280 TraceCheckUtils]: 4: Hoare triple {2436#true} ~n := #in~n; {2436#true} is VALID [2020-07-08 12:14:25,483 INFO L280 TraceCheckUtils]: 5: Hoare triple {2436#true} assume !(~n < 1); {2436#true} is VALID [2020-07-08 12:14:25,484 INFO L280 TraceCheckUtils]: 6: Hoare triple {2436#true} assume !(1 == ~n); {2436#true} is VALID [2020-07-08 12:14:25,484 INFO L263 TraceCheckUtils]: 7: Hoare triple {2436#true} call #t~ret2 := fibo1(~n - 1); {2436#true} is VALID [2020-07-08 12:14:25,484 INFO L280 TraceCheckUtils]: 8: Hoare triple {2436#true} ~n := #in~n; {2545#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:25,485 INFO L280 TraceCheckUtils]: 9: Hoare triple {2545#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {2546#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:25,486 INFO L280 TraceCheckUtils]: 10: Hoare triple {2546#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume !(1 == ~n); {2547#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:25,486 INFO L263 TraceCheckUtils]: 11: Hoare triple {2547#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret0 := fibo2(~n - 1); {2436#true} is VALID [2020-07-08 12:14:25,486 INFO L280 TraceCheckUtils]: 12: Hoare triple {2436#true} ~n := #in~n; {2436#true} is VALID [2020-07-08 12:14:25,487 INFO L280 TraceCheckUtils]: 13: Hoare triple {2436#true} assume !(~n < 1); {2436#true} is VALID [2020-07-08 12:14:25,487 INFO L280 TraceCheckUtils]: 14: Hoare triple {2436#true} assume 1 == ~n;#res := 1; {2436#true} is VALID [2020-07-08 12:14:25,487 INFO L280 TraceCheckUtils]: 15: Hoare triple {2436#true} assume true; {2436#true} is VALID [2020-07-08 12:14:25,488 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {2436#true} {2547#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #57#return; {2547#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:25,489 INFO L280 TraceCheckUtils]: 17: Hoare triple {2547#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2547#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:25,489 INFO L263 TraceCheckUtils]: 18: Hoare triple {2547#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret1 := fibo2(~n - 2); {2436#true} is VALID [2020-07-08 12:14:25,489 INFO L280 TraceCheckUtils]: 19: Hoare triple {2436#true} ~n := #in~n; {2436#true} is VALID [2020-07-08 12:14:25,489 INFO L280 TraceCheckUtils]: 20: Hoare triple {2436#true} assume ~n < 1;#res := 0; {2436#true} is VALID [2020-07-08 12:14:25,489 INFO L280 TraceCheckUtils]: 21: Hoare triple {2436#true} assume true; {2436#true} is VALID [2020-07-08 12:14:25,490 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {2436#true} {2547#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #59#return; {2557#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:25,491 INFO L280 TraceCheckUtils]: 23: Hoare triple {2557#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2557#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:25,491 INFO L280 TraceCheckUtils]: 24: Hoare triple {2557#(<= 2 |fibo1_#in~n|)} assume true; {2557#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:25,492 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {2557#(<= 2 |fibo1_#in~n|)} {2436#true} #53#return; {2540#(<= 3 fibo2_~n)} is VALID [2020-07-08 12:14:25,492 INFO L280 TraceCheckUtils]: 26: Hoare triple {2540#(<= 3 fibo2_~n)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {2540#(<= 3 fibo2_~n)} is VALID [2020-07-08 12:14:25,492 INFO L263 TraceCheckUtils]: 27: Hoare triple {2540#(<= 3 fibo2_~n)} call #t~ret3 := fibo1(~n - 2); {2436#true} is VALID [2020-07-08 12:14:25,493 INFO L280 TraceCheckUtils]: 28: Hoare triple {2436#true} ~n := #in~n; {2545#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:25,493 INFO L280 TraceCheckUtils]: 29: Hoare triple {2545#(= fibo1_~n |fibo1_#in~n|)} assume ~n < 1;#res := 0; {2558#(<= |fibo1_#in~n| 0)} is VALID [2020-07-08 12:14:25,493 INFO L280 TraceCheckUtils]: 30: Hoare triple {2558#(<= |fibo1_#in~n| 0)} assume true; {2558#(<= |fibo1_#in~n| 0)} is VALID [2020-07-08 12:14:25,494 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {2558#(<= |fibo1_#in~n| 0)} {2540#(<= 3 fibo2_~n)} #55#return; {2437#false} is VALID [2020-07-08 12:14:25,494 INFO L280 TraceCheckUtils]: 32: Hoare triple {2437#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {2437#false} is VALID [2020-07-08 12:14:25,494 INFO L280 TraceCheckUtils]: 33: Hoare triple {2437#false} assume true; {2437#false} is VALID [2020-07-08 12:14:25,495 INFO L275 TraceCheckUtils]: 34: Hoare quadruple {2437#false} {2436#true} #57#return; {2437#false} is VALID [2020-07-08 12:14:25,495 INFO L280 TraceCheckUtils]: 35: Hoare triple {2437#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2437#false} is VALID [2020-07-08 12:14:25,495 INFO L263 TraceCheckUtils]: 36: Hoare triple {2437#false} call #t~ret1 := fibo2(~n - 2); {2436#true} is VALID [2020-07-08 12:14:25,495 INFO L280 TraceCheckUtils]: 37: Hoare triple {2436#true} ~n := #in~n; {2436#true} is VALID [2020-07-08 12:14:25,495 INFO L280 TraceCheckUtils]: 38: Hoare triple {2436#true} assume !(~n < 1); {2436#true} is VALID [2020-07-08 12:14:25,495 INFO L280 TraceCheckUtils]: 39: Hoare triple {2436#true} assume 1 == ~n;#res := 1; {2436#true} is VALID [2020-07-08 12:14:25,495 INFO L280 TraceCheckUtils]: 40: Hoare triple {2436#true} assume true; {2436#true} is VALID [2020-07-08 12:14:25,496 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {2436#true} {2437#false} #59#return; {2437#false} is VALID [2020-07-08 12:14:25,496 INFO L280 TraceCheckUtils]: 42: Hoare triple {2437#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2437#false} is VALID [2020-07-08 12:14:25,496 INFO L280 TraceCheckUtils]: 43: Hoare triple {2437#false} assume true; {2437#false} is VALID [2020-07-08 12:14:25,496 INFO L275 TraceCheckUtils]: 44: Hoare quadruple {2437#false} {2440#(<= 5 main_~x~0)} #51#return; {2437#false} is VALID [2020-07-08 12:14:25,497 INFO L263 TraceCheckUtils]: 0: Hoare triple {2436#true} call ULTIMATE.init(); {2436#true} is VALID [2020-07-08 12:14:25,497 INFO L280 TraceCheckUtils]: 1: Hoare triple {2436#true} assume true; {2436#true} is VALID [2020-07-08 12:14:25,498 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2436#true} {2436#true} #47#return; {2436#true} is VALID [2020-07-08 12:14:25,498 INFO L263 TraceCheckUtils]: 3: Hoare triple {2436#true} call #t~ret5 := main(); {2436#true} is VALID [2020-07-08 12:14:25,498 INFO L280 TraceCheckUtils]: 4: Hoare triple {2436#true} ~x~0 := 5; {2440#(<= 5 main_~x~0)} is VALID [2020-07-08 12:14:25,498 INFO L263 TraceCheckUtils]: 5: Hoare triple {2440#(<= 5 main_~x~0)} call #t~ret4 := fibo1(~x~0); {2436#true} is VALID [2020-07-08 12:14:25,498 INFO L280 TraceCheckUtils]: 6: Hoare triple {2436#true} ~n := #in~n; {2436#true} is VALID [2020-07-08 12:14:25,499 INFO L280 TraceCheckUtils]: 7: Hoare triple {2436#true} assume !(~n < 1); {2436#true} is VALID [2020-07-08 12:14:25,499 INFO L280 TraceCheckUtils]: 8: Hoare triple {2436#true} assume !(1 == ~n); {2436#true} is VALID [2020-07-08 12:14:25,499 INFO L263 TraceCheckUtils]: 9: Hoare triple {2436#true} call #t~ret0 := fibo2(~n - 1); {2436#true} is VALID [2020-07-08 12:14:25,499 INFO L280 TraceCheckUtils]: 10: Hoare triple {2436#true} ~n := #in~n; {2436#true} is VALID [2020-07-08 12:14:25,499 INFO L280 TraceCheckUtils]: 11: Hoare triple {2436#true} assume !(~n < 1); {2436#true} is VALID [2020-07-08 12:14:25,499 INFO L280 TraceCheckUtils]: 12: Hoare triple {2436#true} assume !(1 == ~n); {2436#true} is VALID [2020-07-08 12:14:25,499 INFO L263 TraceCheckUtils]: 13: Hoare triple {2436#true} call #t~ret2 := fibo1(~n - 1); {2436#true} is VALID [2020-07-08 12:14:25,500 INFO L280 TraceCheckUtils]: 14: Hoare triple {2436#true} ~n := #in~n; {2545#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:25,500 INFO L280 TraceCheckUtils]: 15: Hoare triple {2545#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {2546#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:25,501 INFO L280 TraceCheckUtils]: 16: Hoare triple {2546#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume !(1 == ~n); {2547#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:25,501 INFO L263 TraceCheckUtils]: 17: Hoare triple {2547#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret0 := fibo2(~n - 1); {2436#true} is VALID [2020-07-08 12:14:25,501 INFO L280 TraceCheckUtils]: 18: Hoare triple {2436#true} ~n := #in~n; {2436#true} is VALID [2020-07-08 12:14:25,501 INFO L280 TraceCheckUtils]: 19: Hoare triple {2436#true} assume !(~n < 1); {2436#true} is VALID [2020-07-08 12:14:25,501 INFO L280 TraceCheckUtils]: 20: Hoare triple {2436#true} assume 1 == ~n;#res := 1; {2436#true} is VALID [2020-07-08 12:14:25,502 INFO L280 TraceCheckUtils]: 21: Hoare triple {2436#true} assume true; {2436#true} is VALID [2020-07-08 12:14:25,502 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {2436#true} {2547#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #57#return; {2547#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:25,503 INFO L280 TraceCheckUtils]: 23: Hoare triple {2547#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2547#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:25,503 INFO L263 TraceCheckUtils]: 24: Hoare triple {2547#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret1 := fibo2(~n - 2); {2436#true} is VALID [2020-07-08 12:14:25,503 INFO L280 TraceCheckUtils]: 25: Hoare triple {2436#true} ~n := #in~n; {2436#true} is VALID [2020-07-08 12:14:25,503 INFO L280 TraceCheckUtils]: 26: Hoare triple {2436#true} assume ~n < 1;#res := 0; {2436#true} is VALID [2020-07-08 12:14:25,503 INFO L280 TraceCheckUtils]: 27: Hoare triple {2436#true} assume true; {2436#true} is VALID [2020-07-08 12:14:25,504 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {2436#true} {2547#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #59#return; {2557#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:25,505 INFO L280 TraceCheckUtils]: 29: Hoare triple {2557#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2557#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:25,505 INFO L280 TraceCheckUtils]: 30: Hoare triple {2557#(<= 2 |fibo1_#in~n|)} assume true; {2557#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:25,506 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {2557#(<= 2 |fibo1_#in~n|)} {2436#true} #53#return; {2540#(<= 3 fibo2_~n)} is VALID [2020-07-08 12:14:25,506 INFO L280 TraceCheckUtils]: 32: Hoare triple {2540#(<= 3 fibo2_~n)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {2540#(<= 3 fibo2_~n)} is VALID [2020-07-08 12:14:25,507 INFO L263 TraceCheckUtils]: 33: Hoare triple {2540#(<= 3 fibo2_~n)} call #t~ret3 := fibo1(~n - 2); {2436#true} is VALID [2020-07-08 12:14:25,507 INFO L280 TraceCheckUtils]: 34: Hoare triple {2436#true} ~n := #in~n; {2545#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:25,507 INFO L280 TraceCheckUtils]: 35: Hoare triple {2545#(= fibo1_~n |fibo1_#in~n|)} assume ~n < 1;#res := 0; {2558#(<= |fibo1_#in~n| 0)} is VALID [2020-07-08 12:14:25,508 INFO L280 TraceCheckUtils]: 36: Hoare triple {2558#(<= |fibo1_#in~n| 0)} assume true; {2558#(<= |fibo1_#in~n| 0)} is VALID [2020-07-08 12:14:25,508 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {2558#(<= |fibo1_#in~n| 0)} {2540#(<= 3 fibo2_~n)} #55#return; {2437#false} is VALID [2020-07-08 12:14:25,509 INFO L280 TraceCheckUtils]: 38: Hoare triple {2437#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {2437#false} is VALID [2020-07-08 12:14:25,509 INFO L280 TraceCheckUtils]: 39: Hoare triple {2437#false} assume true; {2437#false} is VALID [2020-07-08 12:14:25,509 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {2437#false} {2436#true} #57#return; {2437#false} is VALID [2020-07-08 12:14:25,509 INFO L280 TraceCheckUtils]: 41: Hoare triple {2437#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2437#false} is VALID [2020-07-08 12:14:25,509 INFO L263 TraceCheckUtils]: 42: Hoare triple {2437#false} call #t~ret1 := fibo2(~n - 2); {2436#true} is VALID [2020-07-08 12:14:25,510 INFO L280 TraceCheckUtils]: 43: Hoare triple {2436#true} ~n := #in~n; {2436#true} is VALID [2020-07-08 12:14:25,510 INFO L280 TraceCheckUtils]: 44: Hoare triple {2436#true} assume !(~n < 1); {2436#true} is VALID [2020-07-08 12:14:25,510 INFO L280 TraceCheckUtils]: 45: Hoare triple {2436#true} assume 1 == ~n;#res := 1; {2436#true} is VALID [2020-07-08 12:14:25,510 INFO L280 TraceCheckUtils]: 46: Hoare triple {2436#true} assume true; {2436#true} is VALID [2020-07-08 12:14:25,510 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {2436#true} {2437#false} #59#return; {2437#false} is VALID [2020-07-08 12:14:25,511 INFO L280 TraceCheckUtils]: 48: Hoare triple {2437#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2437#false} is VALID [2020-07-08 12:14:25,511 INFO L280 TraceCheckUtils]: 49: Hoare triple {2437#false} assume true; {2437#false} is VALID [2020-07-08 12:14:25,511 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {2437#false} {2440#(<= 5 main_~x~0)} #51#return; {2437#false} is VALID [2020-07-08 12:14:25,511 INFO L280 TraceCheckUtils]: 51: Hoare triple {2437#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {2437#false} is VALID [2020-07-08 12:14:25,511 INFO L280 TraceCheckUtils]: 52: Hoare triple {2437#false} assume 5 != ~result~0; {2437#false} is VALID [2020-07-08 12:14:25,512 INFO L280 TraceCheckUtils]: 53: Hoare triple {2437#false} assume !false; {2437#false} is VALID [2020-07-08 12:14:25,514 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-07-08 12:14:25,514 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [73526273] [2020-07-08 12:14:25,514 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1490551378] [2020-07-08 12:14:25,514 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-08 12:14:25,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:25,558 INFO L264 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 10 conjunts are in the unsatisfiable core [2020-07-08 12:14:25,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:25,570 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-08 12:14:25,802 INFO L263 TraceCheckUtils]: 0: Hoare triple {2436#true} call ULTIMATE.init(); {2436#true} is VALID [2020-07-08 12:14:25,803 INFO L280 TraceCheckUtils]: 1: Hoare triple {2436#true} assume true; {2436#true} is VALID [2020-07-08 12:14:25,803 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2436#true} {2436#true} #47#return; {2436#true} is VALID [2020-07-08 12:14:25,803 INFO L263 TraceCheckUtils]: 3: Hoare triple {2436#true} call #t~ret5 := main(); {2436#true} is VALID [2020-07-08 12:14:25,804 INFO L280 TraceCheckUtils]: 4: Hoare triple {2436#true} ~x~0 := 5; {2440#(<= 5 main_~x~0)} is VALID [2020-07-08 12:14:25,805 INFO L263 TraceCheckUtils]: 5: Hoare triple {2440#(<= 5 main_~x~0)} call #t~ret4 := fibo1(~x~0); {2436#true} is VALID [2020-07-08 12:14:25,805 INFO L280 TraceCheckUtils]: 6: Hoare triple {2436#true} ~n := #in~n; {2580#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-08 12:14:25,806 INFO L280 TraceCheckUtils]: 7: Hoare triple {2580#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {2580#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-08 12:14:25,806 INFO L280 TraceCheckUtils]: 8: Hoare triple {2580#(<= |fibo1_#in~n| fibo1_~n)} assume !(1 == ~n); {2580#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-08 12:14:25,807 INFO L263 TraceCheckUtils]: 9: Hoare triple {2580#(<= |fibo1_#in~n| fibo1_~n)} call #t~ret0 := fibo2(~n - 1); {2436#true} is VALID [2020-07-08 12:14:25,807 INFO L280 TraceCheckUtils]: 10: Hoare triple {2436#true} ~n := #in~n; {2593#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-08 12:14:25,808 INFO L280 TraceCheckUtils]: 11: Hoare triple {2593#(<= |fibo2_#in~n| fibo2_~n)} assume !(~n < 1); {2593#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-08 12:14:25,808 INFO L280 TraceCheckUtils]: 12: Hoare triple {2593#(<= |fibo2_#in~n| fibo2_~n)} assume !(1 == ~n); {2593#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-08 12:14:25,809 INFO L263 TraceCheckUtils]: 13: Hoare triple {2593#(<= |fibo2_#in~n| fibo2_~n)} call #t~ret2 := fibo1(~n - 1); {2436#true} is VALID [2020-07-08 12:14:25,809 INFO L280 TraceCheckUtils]: 14: Hoare triple {2436#true} ~n := #in~n; {2580#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-08 12:14:25,810 INFO L280 TraceCheckUtils]: 15: Hoare triple {2580#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {2580#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-08 12:14:25,810 INFO L280 TraceCheckUtils]: 16: Hoare triple {2580#(<= |fibo1_#in~n| fibo1_~n)} assume !(1 == ~n); {2580#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-08 12:14:25,810 INFO L263 TraceCheckUtils]: 17: Hoare triple {2580#(<= |fibo1_#in~n| fibo1_~n)} call #t~ret0 := fibo2(~n - 1); {2436#true} is VALID [2020-07-08 12:14:25,811 INFO L280 TraceCheckUtils]: 18: Hoare triple {2436#true} ~n := #in~n; {2593#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-08 12:14:25,811 INFO L280 TraceCheckUtils]: 19: Hoare triple {2593#(<= |fibo2_#in~n| fibo2_~n)} assume !(~n < 1); {2593#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-08 12:14:25,812 INFO L280 TraceCheckUtils]: 20: Hoare triple {2593#(<= |fibo2_#in~n| fibo2_~n)} assume 1 == ~n;#res := 1; {2624#(<= |fibo2_#in~n| 1)} is VALID [2020-07-08 12:14:25,813 INFO L280 TraceCheckUtils]: 21: Hoare triple {2624#(<= |fibo2_#in~n| 1)} assume true; {2624#(<= |fibo2_#in~n| 1)} is VALID [2020-07-08 12:14:25,814 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {2624#(<= |fibo2_#in~n| 1)} {2580#(<= |fibo1_#in~n| fibo1_~n)} #57#return; {2631#(<= |fibo1_#in~n| 2)} is VALID [2020-07-08 12:14:25,814 INFO L280 TraceCheckUtils]: 23: Hoare triple {2631#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2631#(<= |fibo1_#in~n| 2)} is VALID [2020-07-08 12:14:25,814 INFO L263 TraceCheckUtils]: 24: Hoare triple {2631#(<= |fibo1_#in~n| 2)} call #t~ret1 := fibo2(~n - 2); {2436#true} is VALID [2020-07-08 12:14:25,815 INFO L280 TraceCheckUtils]: 25: Hoare triple {2436#true} ~n := #in~n; {2436#true} is VALID [2020-07-08 12:14:25,815 INFO L280 TraceCheckUtils]: 26: Hoare triple {2436#true} assume ~n < 1;#res := 0; {2436#true} is VALID [2020-07-08 12:14:25,815 INFO L280 TraceCheckUtils]: 27: Hoare triple {2436#true} assume true; {2436#true} is VALID [2020-07-08 12:14:25,816 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {2436#true} {2631#(<= |fibo1_#in~n| 2)} #59#return; {2631#(<= |fibo1_#in~n| 2)} is VALID [2020-07-08 12:14:25,816 INFO L280 TraceCheckUtils]: 29: Hoare triple {2631#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2631#(<= |fibo1_#in~n| 2)} is VALID [2020-07-08 12:14:25,817 INFO L280 TraceCheckUtils]: 30: Hoare triple {2631#(<= |fibo1_#in~n| 2)} assume true; {2631#(<= |fibo1_#in~n| 2)} is VALID [2020-07-08 12:14:25,818 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {2631#(<= |fibo1_#in~n| 2)} {2593#(<= |fibo2_#in~n| fibo2_~n)} #53#return; {2659#(<= |fibo2_#in~n| 3)} is VALID [2020-07-08 12:14:25,819 INFO L280 TraceCheckUtils]: 32: Hoare triple {2659#(<= |fibo2_#in~n| 3)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {2659#(<= |fibo2_#in~n| 3)} is VALID [2020-07-08 12:14:25,819 INFO L263 TraceCheckUtils]: 33: Hoare triple {2659#(<= |fibo2_#in~n| 3)} call #t~ret3 := fibo1(~n - 2); {2436#true} is VALID [2020-07-08 12:14:25,819 INFO L280 TraceCheckUtils]: 34: Hoare triple {2436#true} ~n := #in~n; {2436#true} is VALID [2020-07-08 12:14:25,819 INFO L280 TraceCheckUtils]: 35: Hoare triple {2436#true} assume ~n < 1;#res := 0; {2436#true} is VALID [2020-07-08 12:14:25,819 INFO L280 TraceCheckUtils]: 36: Hoare triple {2436#true} assume true; {2436#true} is VALID [2020-07-08 12:14:25,820 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {2436#true} {2659#(<= |fibo2_#in~n| 3)} #55#return; {2659#(<= |fibo2_#in~n| 3)} is VALID [2020-07-08 12:14:25,821 INFO L280 TraceCheckUtils]: 38: Hoare triple {2659#(<= |fibo2_#in~n| 3)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {2659#(<= |fibo2_#in~n| 3)} is VALID [2020-07-08 12:14:25,821 INFO L280 TraceCheckUtils]: 39: Hoare triple {2659#(<= |fibo2_#in~n| 3)} assume true; {2659#(<= |fibo2_#in~n| 3)} is VALID [2020-07-08 12:14:25,822 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {2659#(<= |fibo2_#in~n| 3)} {2580#(<= |fibo1_#in~n| fibo1_~n)} #57#return; {2687#(<= |fibo1_#in~n| 4)} is VALID [2020-07-08 12:14:25,823 INFO L280 TraceCheckUtils]: 41: Hoare triple {2687#(<= |fibo1_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2687#(<= |fibo1_#in~n| 4)} is VALID [2020-07-08 12:14:25,823 INFO L263 TraceCheckUtils]: 42: Hoare triple {2687#(<= |fibo1_#in~n| 4)} call #t~ret1 := fibo2(~n - 2); {2436#true} is VALID [2020-07-08 12:14:25,823 INFO L280 TraceCheckUtils]: 43: Hoare triple {2436#true} ~n := #in~n; {2436#true} is VALID [2020-07-08 12:14:25,823 INFO L280 TraceCheckUtils]: 44: Hoare triple {2436#true} assume !(~n < 1); {2436#true} is VALID [2020-07-08 12:14:25,824 INFO L280 TraceCheckUtils]: 45: Hoare triple {2436#true} assume 1 == ~n;#res := 1; {2436#true} is VALID [2020-07-08 12:14:25,824 INFO L280 TraceCheckUtils]: 46: Hoare triple {2436#true} assume true; {2436#true} is VALID [2020-07-08 12:14:25,825 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {2436#true} {2687#(<= |fibo1_#in~n| 4)} #59#return; {2687#(<= |fibo1_#in~n| 4)} is VALID [2020-07-08 12:14:25,825 INFO L280 TraceCheckUtils]: 48: Hoare triple {2687#(<= |fibo1_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {2687#(<= |fibo1_#in~n| 4)} is VALID [2020-07-08 12:14:25,826 INFO L280 TraceCheckUtils]: 49: Hoare triple {2687#(<= |fibo1_#in~n| 4)} assume true; {2687#(<= |fibo1_#in~n| 4)} is VALID [2020-07-08 12:14:25,827 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {2687#(<= |fibo1_#in~n| 4)} {2440#(<= 5 main_~x~0)} #51#return; {2437#false} is VALID [2020-07-08 12:14:25,827 INFO L280 TraceCheckUtils]: 51: Hoare triple {2437#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {2437#false} is VALID [2020-07-08 12:14:25,827 INFO L280 TraceCheckUtils]: 52: Hoare triple {2437#false} assume 5 != ~result~0; {2437#false} is VALID [2020-07-08 12:14:25,827 INFO L280 TraceCheckUtils]: 53: Hoare triple {2437#false} assume !false; {2437#false} is VALID [2020-07-08 12:14:25,830 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 4 proven. 23 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-07-08 12:14:25,830 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-08 12:14:25,831 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2020-07-08 12:14:25,831 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252594491] [2020-07-08 12:14:25,833 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 54 [2020-07-08 12:14:25,834 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 12:14:25,834 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states. [2020-07-08 12:14:25,910 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 76 edges. 76 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:14:25,910 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-07-08 12:14:25,911 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 12:14:25,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-07-08 12:14:25,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2020-07-08 12:14:25,912 INFO L87 Difference]: Start difference. First operand 106 states and 169 transitions. Second operand 15 states. [2020-07-08 12:14:27,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:27,691 INFO L93 Difference]: Finished difference Result 258 states and 498 transitions. [2020-07-08 12:14:27,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-07-08 12:14:27,691 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 54 [2020-07-08 12:14:27,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 12:14:27,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2020-07-08 12:14:27,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 164 transitions. [2020-07-08 12:14:27,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2020-07-08 12:14:27,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 164 transitions. [2020-07-08 12:14:27,707 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 19 states and 164 transitions. [2020-07-08 12:14:27,898 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 164 edges. 164 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:14:27,909 INFO L225 Difference]: With dead ends: 258 [2020-07-08 12:14:27,910 INFO L226 Difference]: Without dead ends: 158 [2020-07-08 12:14:27,912 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=102, Invalid=450, Unknown=0, NotChecked=0, Total=552 [2020-07-08 12:14:27,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2020-07-08 12:14:27,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 112. [2020-07-08 12:14:27,995 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 12:14:27,995 INFO L82 GeneralOperation]: Start isEquivalent. First operand 158 states. Second operand 112 states. [2020-07-08 12:14:27,996 INFO L74 IsIncluded]: Start isIncluded. First operand 158 states. Second operand 112 states. [2020-07-08 12:14:27,996 INFO L87 Difference]: Start difference. First operand 158 states. Second operand 112 states. [2020-07-08 12:14:28,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:28,010 INFO L93 Difference]: Finished difference Result 158 states and 275 transitions. [2020-07-08 12:14:28,011 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 275 transitions. [2020-07-08 12:14:28,012 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:14:28,013 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:14:28,013 INFO L74 IsIncluded]: Start isIncluded. First operand 112 states. Second operand 158 states. [2020-07-08 12:14:28,013 INFO L87 Difference]: Start difference. First operand 112 states. Second operand 158 states. [2020-07-08 12:14:28,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:28,026 INFO L93 Difference]: Finished difference Result 158 states and 275 transitions. [2020-07-08 12:14:28,026 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 275 transitions. [2020-07-08 12:14:28,028 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:14:28,028 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:14:28,028 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 12:14:28,028 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 12:14:28,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2020-07-08 12:14:28,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 180 transitions. [2020-07-08 12:14:28,036 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 180 transitions. Word has length 54 [2020-07-08 12:14:28,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 12:14:28,036 INFO L479 AbstractCegarLoop]: Abstraction has 112 states and 180 transitions. [2020-07-08 12:14:28,036 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-07-08 12:14:28,037 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 180 transitions. [2020-07-08 12:14:28,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-07-08 12:14:28,039 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 12:14:28,039 INFO L422 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, 1, 1, 1] [2020-07-08 12:14:28,254 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2020-07-08 12:14:28,255 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 12:14:28,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 12:14:28,256 INFO L82 PathProgramCache]: Analyzing trace with hash -2119203654, now seen corresponding path program 1 times [2020-07-08 12:14:28,256 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 12:14:28,256 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [579407717] [2020-07-08 12:14:28,257 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 12:14:28,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:28,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:28,352 INFO L280 TraceCheckUtils]: 0: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,352 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3545#true} {3545#true} #47#return; {3545#true} is VALID [2020-07-08 12:14:28,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:28,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:28,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:28,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:28,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:28,580 INFO L280 TraceCheckUtils]: 0: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,581 INFO L280 TraceCheckUtils]: 1: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,581 INFO L280 TraceCheckUtils]: 2: Hoare triple {3545#true} assume 1 == ~n;#res := 1; {3545#true} is VALID [2020-07-08 12:14:28,582 INFO L280 TraceCheckUtils]: 3: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,583 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3545#true} {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #53#return; {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:28,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:28,589 INFO L280 TraceCheckUtils]: 0: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,590 INFO L280 TraceCheckUtils]: 1: Hoare triple {3545#true} assume ~n < 1;#res := 0; {3545#true} is VALID [2020-07-08 12:14:28,590 INFO L280 TraceCheckUtils]: 2: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,592 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3545#true} {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #55#return; {3819#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:28,593 INFO L280 TraceCheckUtils]: 0: Hoare triple {3545#true} ~n := #in~n; {3807#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:28,594 INFO L280 TraceCheckUtils]: 1: Hoare triple {3807#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {3808#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:28,595 INFO L280 TraceCheckUtils]: 2: Hoare triple {3808#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:28,596 INFO L263 TraceCheckUtils]: 3: Hoare triple {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret2 := fibo1(~n - 1); {3545#true} is VALID [2020-07-08 12:14:28,596 INFO L280 TraceCheckUtils]: 4: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,596 INFO L280 TraceCheckUtils]: 5: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,597 INFO L280 TraceCheckUtils]: 6: Hoare triple {3545#true} assume 1 == ~n;#res := 1; {3545#true} is VALID [2020-07-08 12:14:28,597 INFO L280 TraceCheckUtils]: 7: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,598 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3545#true} {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #53#return; {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:28,599 INFO L280 TraceCheckUtils]: 9: Hoare triple {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:28,600 INFO L263 TraceCheckUtils]: 10: Hoare triple {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret3 := fibo1(~n - 2); {3545#true} is VALID [2020-07-08 12:14:28,600 INFO L280 TraceCheckUtils]: 11: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,601 INFO L280 TraceCheckUtils]: 12: Hoare triple {3545#true} assume ~n < 1;#res := 0; {3545#true} is VALID [2020-07-08 12:14:28,601 INFO L280 TraceCheckUtils]: 13: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,603 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {3545#true} {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #55#return; {3819#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:28,604 INFO L280 TraceCheckUtils]: 15: Hoare triple {3819#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3819#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:28,606 INFO L280 TraceCheckUtils]: 16: Hoare triple {3819#(<= 2 |fibo2_#in~n|)} assume true; {3819#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:28,607 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {3819#(<= 2 |fibo2_#in~n|)} {3781#(= fibo1_~n |fibo1_#in~n|)} #57#return; {3800#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:28,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:28,613 INFO L280 TraceCheckUtils]: 0: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,614 INFO L280 TraceCheckUtils]: 1: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,614 INFO L280 TraceCheckUtils]: 2: Hoare triple {3545#true} assume 1 == ~n;#res := 1; {3545#true} is VALID [2020-07-08 12:14:28,615 INFO L280 TraceCheckUtils]: 3: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,616 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3545#true} {3800#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #59#return; {3806#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:28,618 INFO L280 TraceCheckUtils]: 0: Hoare triple {3545#true} ~n := #in~n; {3781#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:28,618 INFO L280 TraceCheckUtils]: 1: Hoare triple {3781#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {3781#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:28,619 INFO L280 TraceCheckUtils]: 2: Hoare triple {3781#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {3781#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:28,620 INFO L263 TraceCheckUtils]: 3: Hoare triple {3781#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {3545#true} is VALID [2020-07-08 12:14:28,622 INFO L280 TraceCheckUtils]: 4: Hoare triple {3545#true} ~n := #in~n; {3807#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:28,623 INFO L280 TraceCheckUtils]: 5: Hoare triple {3807#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {3808#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:28,624 INFO L280 TraceCheckUtils]: 6: Hoare triple {3808#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:28,624 INFO L263 TraceCheckUtils]: 7: Hoare triple {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret2 := fibo1(~n - 1); {3545#true} is VALID [2020-07-08 12:14:28,624 INFO L280 TraceCheckUtils]: 8: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,625 INFO L280 TraceCheckUtils]: 9: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,625 INFO L280 TraceCheckUtils]: 10: Hoare triple {3545#true} assume 1 == ~n;#res := 1; {3545#true} is VALID [2020-07-08 12:14:28,626 INFO L280 TraceCheckUtils]: 11: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,627 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {3545#true} {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #53#return; {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:28,628 INFO L280 TraceCheckUtils]: 13: Hoare triple {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:28,629 INFO L263 TraceCheckUtils]: 14: Hoare triple {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret3 := fibo1(~n - 2); {3545#true} is VALID [2020-07-08 12:14:28,629 INFO L280 TraceCheckUtils]: 15: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,629 INFO L280 TraceCheckUtils]: 16: Hoare triple {3545#true} assume ~n < 1;#res := 0; {3545#true} is VALID [2020-07-08 12:14:28,630 INFO L280 TraceCheckUtils]: 17: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,632 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {3545#true} {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #55#return; {3819#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:28,633 INFO L280 TraceCheckUtils]: 19: Hoare triple {3819#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3819#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:28,633 INFO L280 TraceCheckUtils]: 20: Hoare triple {3819#(<= 2 |fibo2_#in~n|)} assume true; {3819#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:28,635 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {3819#(<= 2 |fibo2_#in~n|)} {3781#(= fibo1_~n |fibo1_#in~n|)} #57#return; {3800#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:28,636 INFO L280 TraceCheckUtils]: 22: Hoare triple {3800#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3800#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:28,637 INFO L263 TraceCheckUtils]: 23: Hoare triple {3800#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret1 := fibo2(~n - 2); {3545#true} is VALID [2020-07-08 12:14:28,637 INFO L280 TraceCheckUtils]: 24: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,638 INFO L280 TraceCheckUtils]: 25: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,638 INFO L280 TraceCheckUtils]: 26: Hoare triple {3545#true} assume 1 == ~n;#res := 1; {3545#true} is VALID [2020-07-08 12:14:28,639 INFO L280 TraceCheckUtils]: 27: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,640 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {3545#true} {3800#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #59#return; {3806#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:28,641 INFO L280 TraceCheckUtils]: 29: Hoare triple {3806#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3806#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:28,642 INFO L280 TraceCheckUtils]: 30: Hoare triple {3806#(<= 3 |fibo1_#in~n|)} assume true; {3806#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:28,644 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {3806#(<= 3 |fibo1_#in~n|)} {3545#true} #53#return; {3775#(<= 4 fibo2_~n)} is VALID [2020-07-08 12:14:28,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:28,671 INFO L280 TraceCheckUtils]: 0: Hoare triple {3545#true} ~n := #in~n; {3781#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:28,673 INFO L280 TraceCheckUtils]: 1: Hoare triple {3781#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {3781#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:28,673 INFO L280 TraceCheckUtils]: 2: Hoare triple {3781#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {3820#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:28,674 INFO L280 TraceCheckUtils]: 3: Hoare triple {3820#(<= |fibo1_#in~n| 1)} assume true; {3820#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:28,676 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3820#(<= |fibo1_#in~n| 1)} {3775#(<= 4 fibo2_~n)} #55#return; {3546#false} is VALID [2020-07-08 12:14:28,676 INFO L280 TraceCheckUtils]: 0: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,676 INFO L280 TraceCheckUtils]: 1: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,677 INFO L280 TraceCheckUtils]: 2: Hoare triple {3545#true} assume !(1 == ~n); {3545#true} is VALID [2020-07-08 12:14:28,677 INFO L263 TraceCheckUtils]: 3: Hoare triple {3545#true} call #t~ret2 := fibo1(~n - 1); {3545#true} is VALID [2020-07-08 12:14:28,678 INFO L280 TraceCheckUtils]: 4: Hoare triple {3545#true} ~n := #in~n; {3781#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:28,678 INFO L280 TraceCheckUtils]: 5: Hoare triple {3781#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {3781#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:28,679 INFO L280 TraceCheckUtils]: 6: Hoare triple {3781#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {3781#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:28,680 INFO L263 TraceCheckUtils]: 7: Hoare triple {3781#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {3545#true} is VALID [2020-07-08 12:14:28,680 INFO L280 TraceCheckUtils]: 8: Hoare triple {3545#true} ~n := #in~n; {3807#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:28,681 INFO L280 TraceCheckUtils]: 9: Hoare triple {3807#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {3808#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:28,682 INFO L280 TraceCheckUtils]: 10: Hoare triple {3808#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:28,683 INFO L263 TraceCheckUtils]: 11: Hoare triple {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret2 := fibo1(~n - 1); {3545#true} is VALID [2020-07-08 12:14:28,683 INFO L280 TraceCheckUtils]: 12: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,684 INFO L280 TraceCheckUtils]: 13: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,684 INFO L280 TraceCheckUtils]: 14: Hoare triple {3545#true} assume 1 == ~n;#res := 1; {3545#true} is VALID [2020-07-08 12:14:28,684 INFO L280 TraceCheckUtils]: 15: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,686 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {3545#true} {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #53#return; {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:28,688 INFO L280 TraceCheckUtils]: 17: Hoare triple {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:28,688 INFO L263 TraceCheckUtils]: 18: Hoare triple {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret3 := fibo1(~n - 2); {3545#true} is VALID [2020-07-08 12:14:28,689 INFO L280 TraceCheckUtils]: 19: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,689 INFO L280 TraceCheckUtils]: 20: Hoare triple {3545#true} assume ~n < 1;#res := 0; {3545#true} is VALID [2020-07-08 12:14:28,689 INFO L280 TraceCheckUtils]: 21: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,692 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {3545#true} {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #55#return; {3819#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:28,696 INFO L280 TraceCheckUtils]: 23: Hoare triple {3819#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3819#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:28,697 INFO L280 TraceCheckUtils]: 24: Hoare triple {3819#(<= 2 |fibo2_#in~n|)} assume true; {3819#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:28,699 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {3819#(<= 2 |fibo2_#in~n|)} {3781#(= fibo1_~n |fibo1_#in~n|)} #57#return; {3800#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:28,700 INFO L280 TraceCheckUtils]: 26: Hoare triple {3800#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3800#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:28,700 INFO L263 TraceCheckUtils]: 27: Hoare triple {3800#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret1 := fibo2(~n - 2); {3545#true} is VALID [2020-07-08 12:14:28,701 INFO L280 TraceCheckUtils]: 28: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,701 INFO L280 TraceCheckUtils]: 29: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,702 INFO L280 TraceCheckUtils]: 30: Hoare triple {3545#true} assume 1 == ~n;#res := 1; {3545#true} is VALID [2020-07-08 12:14:28,702 INFO L280 TraceCheckUtils]: 31: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,704 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {3545#true} {3800#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #59#return; {3806#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:28,705 INFO L280 TraceCheckUtils]: 33: Hoare triple {3806#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3806#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:28,706 INFO L280 TraceCheckUtils]: 34: Hoare triple {3806#(<= 3 |fibo1_#in~n|)} assume true; {3806#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:28,707 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {3806#(<= 3 |fibo1_#in~n|)} {3545#true} #53#return; {3775#(<= 4 fibo2_~n)} is VALID [2020-07-08 12:14:28,708 INFO L280 TraceCheckUtils]: 36: Hoare triple {3775#(<= 4 fibo2_~n)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3775#(<= 4 fibo2_~n)} is VALID [2020-07-08 12:14:28,708 INFO L263 TraceCheckUtils]: 37: Hoare triple {3775#(<= 4 fibo2_~n)} call #t~ret3 := fibo1(~n - 2); {3545#true} is VALID [2020-07-08 12:14:28,709 INFO L280 TraceCheckUtils]: 38: Hoare triple {3545#true} ~n := #in~n; {3781#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:28,725 INFO L280 TraceCheckUtils]: 39: Hoare triple {3781#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {3781#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:28,726 INFO L280 TraceCheckUtils]: 40: Hoare triple {3781#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {3820#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:28,727 INFO L280 TraceCheckUtils]: 41: Hoare triple {3820#(<= |fibo1_#in~n| 1)} assume true; {3820#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:28,728 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {3820#(<= |fibo1_#in~n| 1)} {3775#(<= 4 fibo2_~n)} #55#return; {3546#false} is VALID [2020-07-08 12:14:28,728 INFO L280 TraceCheckUtils]: 43: Hoare triple {3546#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3546#false} is VALID [2020-07-08 12:14:28,729 INFO L280 TraceCheckUtils]: 44: Hoare triple {3546#false} assume true; {3546#false} is VALID [2020-07-08 12:14:28,729 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {3546#false} {3545#true} #57#return; {3546#false} is VALID [2020-07-08 12:14:28,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:28,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:28,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:28,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:28,760 INFO L280 TraceCheckUtils]: 0: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,760 INFO L280 TraceCheckUtils]: 1: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,760 INFO L280 TraceCheckUtils]: 2: Hoare triple {3545#true} assume 1 == ~n;#res := 1; {3545#true} is VALID [2020-07-08 12:14:28,761 INFO L280 TraceCheckUtils]: 3: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,761 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3545#true} {3545#true} #53#return; {3545#true} is VALID [2020-07-08 12:14:28,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:28,764 INFO L280 TraceCheckUtils]: 0: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,764 INFO L280 TraceCheckUtils]: 1: Hoare triple {3545#true} assume ~n < 1;#res := 0; {3545#true} is VALID [2020-07-08 12:14:28,765 INFO L280 TraceCheckUtils]: 2: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,765 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3545#true} {3545#true} #55#return; {3545#true} is VALID [2020-07-08 12:14:28,765 INFO L280 TraceCheckUtils]: 0: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,766 INFO L280 TraceCheckUtils]: 1: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,766 INFO L280 TraceCheckUtils]: 2: Hoare triple {3545#true} assume !(1 == ~n); {3545#true} is VALID [2020-07-08 12:14:28,766 INFO L263 TraceCheckUtils]: 3: Hoare triple {3545#true} call #t~ret2 := fibo1(~n - 1); {3545#true} is VALID [2020-07-08 12:14:28,766 INFO L280 TraceCheckUtils]: 4: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,767 INFO L280 TraceCheckUtils]: 5: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,767 INFO L280 TraceCheckUtils]: 6: Hoare triple {3545#true} assume 1 == ~n;#res := 1; {3545#true} is VALID [2020-07-08 12:14:28,767 INFO L280 TraceCheckUtils]: 7: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,767 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3545#true} {3545#true} #53#return; {3545#true} is VALID [2020-07-08 12:14:28,768 INFO L280 TraceCheckUtils]: 9: Hoare triple {3545#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3545#true} is VALID [2020-07-08 12:14:28,768 INFO L263 TraceCheckUtils]: 10: Hoare triple {3545#true} call #t~ret3 := fibo1(~n - 2); {3545#true} is VALID [2020-07-08 12:14:28,768 INFO L280 TraceCheckUtils]: 11: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,768 INFO L280 TraceCheckUtils]: 12: Hoare triple {3545#true} assume ~n < 1;#res := 0; {3545#true} is VALID [2020-07-08 12:14:28,768 INFO L280 TraceCheckUtils]: 13: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,769 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {3545#true} {3545#true} #55#return; {3545#true} is VALID [2020-07-08 12:14:28,769 INFO L280 TraceCheckUtils]: 15: Hoare triple {3545#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3545#true} is VALID [2020-07-08 12:14:28,769 INFO L280 TraceCheckUtils]: 16: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,769 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {3545#true} {3545#true} #57#return; {3545#true} is VALID [2020-07-08 12:14:28,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:28,773 INFO L280 TraceCheckUtils]: 0: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,773 INFO L280 TraceCheckUtils]: 1: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,774 INFO L280 TraceCheckUtils]: 2: Hoare triple {3545#true} assume 1 == ~n;#res := 1; {3545#true} is VALID [2020-07-08 12:14:28,774 INFO L280 TraceCheckUtils]: 3: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,774 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3545#true} {3545#true} #59#return; {3545#true} is VALID [2020-07-08 12:14:28,774 INFO L280 TraceCheckUtils]: 0: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,775 INFO L280 TraceCheckUtils]: 1: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,775 INFO L280 TraceCheckUtils]: 2: Hoare triple {3545#true} assume !(1 == ~n); {3545#true} is VALID [2020-07-08 12:14:28,775 INFO L263 TraceCheckUtils]: 3: Hoare triple {3545#true} call #t~ret0 := fibo2(~n - 1); {3545#true} is VALID [2020-07-08 12:14:28,775 INFO L280 TraceCheckUtils]: 4: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,775 INFO L280 TraceCheckUtils]: 5: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,776 INFO L280 TraceCheckUtils]: 6: Hoare triple {3545#true} assume !(1 == ~n); {3545#true} is VALID [2020-07-08 12:14:28,776 INFO L263 TraceCheckUtils]: 7: Hoare triple {3545#true} call #t~ret2 := fibo1(~n - 1); {3545#true} is VALID [2020-07-08 12:14:28,776 INFO L280 TraceCheckUtils]: 8: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,776 INFO L280 TraceCheckUtils]: 9: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,776 INFO L280 TraceCheckUtils]: 10: Hoare triple {3545#true} assume 1 == ~n;#res := 1; {3545#true} is VALID [2020-07-08 12:14:28,777 INFO L280 TraceCheckUtils]: 11: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,777 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {3545#true} {3545#true} #53#return; {3545#true} is VALID [2020-07-08 12:14:28,777 INFO L280 TraceCheckUtils]: 13: Hoare triple {3545#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3545#true} is VALID [2020-07-08 12:14:28,777 INFO L263 TraceCheckUtils]: 14: Hoare triple {3545#true} call #t~ret3 := fibo1(~n - 2); {3545#true} is VALID [2020-07-08 12:14:28,777 INFO L280 TraceCheckUtils]: 15: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,778 INFO L280 TraceCheckUtils]: 16: Hoare triple {3545#true} assume ~n < 1;#res := 0; {3545#true} is VALID [2020-07-08 12:14:28,778 INFO L280 TraceCheckUtils]: 17: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,778 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {3545#true} {3545#true} #55#return; {3545#true} is VALID [2020-07-08 12:14:28,778 INFO L280 TraceCheckUtils]: 19: Hoare triple {3545#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3545#true} is VALID [2020-07-08 12:14:28,779 INFO L280 TraceCheckUtils]: 20: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,779 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {3545#true} {3545#true} #57#return; {3545#true} is VALID [2020-07-08 12:14:28,779 INFO L280 TraceCheckUtils]: 22: Hoare triple {3545#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3545#true} is VALID [2020-07-08 12:14:28,779 INFO L263 TraceCheckUtils]: 23: Hoare triple {3545#true} call #t~ret1 := fibo2(~n - 2); {3545#true} is VALID [2020-07-08 12:14:28,779 INFO L280 TraceCheckUtils]: 24: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,780 INFO L280 TraceCheckUtils]: 25: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,780 INFO L280 TraceCheckUtils]: 26: Hoare triple {3545#true} assume 1 == ~n;#res := 1; {3545#true} is VALID [2020-07-08 12:14:28,780 INFO L280 TraceCheckUtils]: 27: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,780 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {3545#true} {3545#true} #59#return; {3545#true} is VALID [2020-07-08 12:14:28,780 INFO L280 TraceCheckUtils]: 29: Hoare triple {3545#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3545#true} is VALID [2020-07-08 12:14:28,781 INFO L280 TraceCheckUtils]: 30: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,781 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {3545#true} {3545#true} #53#return; {3545#true} is VALID [2020-07-08 12:14:28,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:28,785 INFO L280 TraceCheckUtils]: 0: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,786 INFO L280 TraceCheckUtils]: 1: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,786 INFO L280 TraceCheckUtils]: 2: Hoare triple {3545#true} assume 1 == ~n;#res := 1; {3545#true} is VALID [2020-07-08 12:14:28,786 INFO L280 TraceCheckUtils]: 3: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,786 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3545#true} {3545#true} #55#return; {3545#true} is VALID [2020-07-08 12:14:28,787 INFO L280 TraceCheckUtils]: 0: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,787 INFO L280 TraceCheckUtils]: 1: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,787 INFO L280 TraceCheckUtils]: 2: Hoare triple {3545#true} assume !(1 == ~n); {3545#true} is VALID [2020-07-08 12:14:28,787 INFO L263 TraceCheckUtils]: 3: Hoare triple {3545#true} call #t~ret2 := fibo1(~n - 1); {3545#true} is VALID [2020-07-08 12:14:28,788 INFO L280 TraceCheckUtils]: 4: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,788 INFO L280 TraceCheckUtils]: 5: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,788 INFO L280 TraceCheckUtils]: 6: Hoare triple {3545#true} assume !(1 == ~n); {3545#true} is VALID [2020-07-08 12:14:28,788 INFO L263 TraceCheckUtils]: 7: Hoare triple {3545#true} call #t~ret0 := fibo2(~n - 1); {3545#true} is VALID [2020-07-08 12:14:28,788 INFO L280 TraceCheckUtils]: 8: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,789 INFO L280 TraceCheckUtils]: 9: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,789 INFO L280 TraceCheckUtils]: 10: Hoare triple {3545#true} assume !(1 == ~n); {3545#true} is VALID [2020-07-08 12:14:28,789 INFO L263 TraceCheckUtils]: 11: Hoare triple {3545#true} call #t~ret2 := fibo1(~n - 1); {3545#true} is VALID [2020-07-08 12:14:28,789 INFO L280 TraceCheckUtils]: 12: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,789 INFO L280 TraceCheckUtils]: 13: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,790 INFO L280 TraceCheckUtils]: 14: Hoare triple {3545#true} assume 1 == ~n;#res := 1; {3545#true} is VALID [2020-07-08 12:14:28,790 INFO L280 TraceCheckUtils]: 15: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,790 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {3545#true} {3545#true} #53#return; {3545#true} is VALID [2020-07-08 12:14:28,790 INFO L280 TraceCheckUtils]: 17: Hoare triple {3545#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3545#true} is VALID [2020-07-08 12:14:28,790 INFO L263 TraceCheckUtils]: 18: Hoare triple {3545#true} call #t~ret3 := fibo1(~n - 2); {3545#true} is VALID [2020-07-08 12:14:28,791 INFO L280 TraceCheckUtils]: 19: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,791 INFO L280 TraceCheckUtils]: 20: Hoare triple {3545#true} assume ~n < 1;#res := 0; {3545#true} is VALID [2020-07-08 12:14:28,791 INFO L280 TraceCheckUtils]: 21: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,791 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {3545#true} {3545#true} #55#return; {3545#true} is VALID [2020-07-08 12:14:28,792 INFO L280 TraceCheckUtils]: 23: Hoare triple {3545#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3545#true} is VALID [2020-07-08 12:14:28,792 INFO L280 TraceCheckUtils]: 24: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,792 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {3545#true} {3545#true} #57#return; {3545#true} is VALID [2020-07-08 12:14:28,792 INFO L280 TraceCheckUtils]: 26: Hoare triple {3545#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3545#true} is VALID [2020-07-08 12:14:28,792 INFO L263 TraceCheckUtils]: 27: Hoare triple {3545#true} call #t~ret1 := fibo2(~n - 2); {3545#true} is VALID [2020-07-08 12:14:28,793 INFO L280 TraceCheckUtils]: 28: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,793 INFO L280 TraceCheckUtils]: 29: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,793 INFO L280 TraceCheckUtils]: 30: Hoare triple {3545#true} assume 1 == ~n;#res := 1; {3545#true} is VALID [2020-07-08 12:14:28,793 INFO L280 TraceCheckUtils]: 31: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,794 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {3545#true} {3545#true} #59#return; {3545#true} is VALID [2020-07-08 12:14:28,794 INFO L280 TraceCheckUtils]: 33: Hoare triple {3545#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3545#true} is VALID [2020-07-08 12:14:28,794 INFO L280 TraceCheckUtils]: 34: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,794 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {3545#true} {3545#true} #53#return; {3545#true} is VALID [2020-07-08 12:14:28,794 INFO L280 TraceCheckUtils]: 36: Hoare triple {3545#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3545#true} is VALID [2020-07-08 12:14:28,795 INFO L263 TraceCheckUtils]: 37: Hoare triple {3545#true} call #t~ret3 := fibo1(~n - 2); {3545#true} is VALID [2020-07-08 12:14:28,795 INFO L280 TraceCheckUtils]: 38: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,795 INFO L280 TraceCheckUtils]: 39: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,795 INFO L280 TraceCheckUtils]: 40: Hoare triple {3545#true} assume 1 == ~n;#res := 1; {3545#true} is VALID [2020-07-08 12:14:28,796 INFO L280 TraceCheckUtils]: 41: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,796 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {3545#true} {3545#true} #55#return; {3545#true} is VALID [2020-07-08 12:14:28,796 INFO L280 TraceCheckUtils]: 43: Hoare triple {3545#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3545#true} is VALID [2020-07-08 12:14:28,796 INFO L280 TraceCheckUtils]: 44: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,796 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {3545#true} {3546#false} #59#return; {3546#false} is VALID [2020-07-08 12:14:28,798 INFO L280 TraceCheckUtils]: 0: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,798 INFO L280 TraceCheckUtils]: 1: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,798 INFO L280 TraceCheckUtils]: 2: Hoare triple {3545#true} assume !(1 == ~n); {3545#true} is VALID [2020-07-08 12:14:28,799 INFO L263 TraceCheckUtils]: 3: Hoare triple {3545#true} call #t~ret0 := fibo2(~n - 1); {3545#true} is VALID [2020-07-08 12:14:28,799 INFO L280 TraceCheckUtils]: 4: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,799 INFO L280 TraceCheckUtils]: 5: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,799 INFO L280 TraceCheckUtils]: 6: Hoare triple {3545#true} assume !(1 == ~n); {3545#true} is VALID [2020-07-08 12:14:28,799 INFO L263 TraceCheckUtils]: 7: Hoare triple {3545#true} call #t~ret2 := fibo1(~n - 1); {3545#true} is VALID [2020-07-08 12:14:28,800 INFO L280 TraceCheckUtils]: 8: Hoare triple {3545#true} ~n := #in~n; {3781#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:28,801 INFO L280 TraceCheckUtils]: 9: Hoare triple {3781#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {3781#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:28,801 INFO L280 TraceCheckUtils]: 10: Hoare triple {3781#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {3781#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:28,801 INFO L263 TraceCheckUtils]: 11: Hoare triple {3781#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {3545#true} is VALID [2020-07-08 12:14:28,802 INFO L280 TraceCheckUtils]: 12: Hoare triple {3545#true} ~n := #in~n; {3807#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:28,803 INFO L280 TraceCheckUtils]: 13: Hoare triple {3807#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {3808#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:28,804 INFO L280 TraceCheckUtils]: 14: Hoare triple {3808#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:28,804 INFO L263 TraceCheckUtils]: 15: Hoare triple {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret2 := fibo1(~n - 1); {3545#true} is VALID [2020-07-08 12:14:28,804 INFO L280 TraceCheckUtils]: 16: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,804 INFO L280 TraceCheckUtils]: 17: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,804 INFO L280 TraceCheckUtils]: 18: Hoare triple {3545#true} assume 1 == ~n;#res := 1; {3545#true} is VALID [2020-07-08 12:14:28,805 INFO L280 TraceCheckUtils]: 19: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,805 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3545#true} {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #53#return; {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:28,806 INFO L280 TraceCheckUtils]: 21: Hoare triple {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:28,806 INFO L263 TraceCheckUtils]: 22: Hoare triple {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret3 := fibo1(~n - 2); {3545#true} is VALID [2020-07-08 12:14:28,807 INFO L280 TraceCheckUtils]: 23: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,807 INFO L280 TraceCheckUtils]: 24: Hoare triple {3545#true} assume ~n < 1;#res := 0; {3545#true} is VALID [2020-07-08 12:14:28,807 INFO L280 TraceCheckUtils]: 25: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,808 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {3545#true} {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #55#return; {3819#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:28,809 INFO L280 TraceCheckUtils]: 27: Hoare triple {3819#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3819#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:28,809 INFO L280 TraceCheckUtils]: 28: Hoare triple {3819#(<= 2 |fibo2_#in~n|)} assume true; {3819#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:28,810 INFO L275 TraceCheckUtils]: 29: Hoare quadruple {3819#(<= 2 |fibo2_#in~n|)} {3781#(= fibo1_~n |fibo1_#in~n|)} #57#return; {3800#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:28,811 INFO L280 TraceCheckUtils]: 30: Hoare triple {3800#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3800#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:28,811 INFO L263 TraceCheckUtils]: 31: Hoare triple {3800#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret1 := fibo2(~n - 2); {3545#true} is VALID [2020-07-08 12:14:28,811 INFO L280 TraceCheckUtils]: 32: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,812 INFO L280 TraceCheckUtils]: 33: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,812 INFO L280 TraceCheckUtils]: 34: Hoare triple {3545#true} assume 1 == ~n;#res := 1; {3545#true} is VALID [2020-07-08 12:14:28,812 INFO L280 TraceCheckUtils]: 35: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,813 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {3545#true} {3800#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #59#return; {3806#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:28,813 INFO L280 TraceCheckUtils]: 37: Hoare triple {3806#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3806#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:28,814 INFO L280 TraceCheckUtils]: 38: Hoare triple {3806#(<= 3 |fibo1_#in~n|)} assume true; {3806#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:28,815 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {3806#(<= 3 |fibo1_#in~n|)} {3545#true} #53#return; {3775#(<= 4 fibo2_~n)} is VALID [2020-07-08 12:14:28,815 INFO L280 TraceCheckUtils]: 40: Hoare triple {3775#(<= 4 fibo2_~n)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3775#(<= 4 fibo2_~n)} is VALID [2020-07-08 12:14:28,816 INFO L263 TraceCheckUtils]: 41: Hoare triple {3775#(<= 4 fibo2_~n)} call #t~ret3 := fibo1(~n - 2); {3545#true} is VALID [2020-07-08 12:14:28,816 INFO L280 TraceCheckUtils]: 42: Hoare triple {3545#true} ~n := #in~n; {3781#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:28,817 INFO L280 TraceCheckUtils]: 43: Hoare triple {3781#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {3781#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:28,817 INFO L280 TraceCheckUtils]: 44: Hoare triple {3781#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {3820#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:28,818 INFO L280 TraceCheckUtils]: 45: Hoare triple {3820#(<= |fibo1_#in~n| 1)} assume true; {3820#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:28,819 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3820#(<= |fibo1_#in~n| 1)} {3775#(<= 4 fibo2_~n)} #55#return; {3546#false} is VALID [2020-07-08 12:14:28,819 INFO L280 TraceCheckUtils]: 47: Hoare triple {3546#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3546#false} is VALID [2020-07-08 12:14:28,819 INFO L280 TraceCheckUtils]: 48: Hoare triple {3546#false} assume true; {3546#false} is VALID [2020-07-08 12:14:28,819 INFO L275 TraceCheckUtils]: 49: Hoare quadruple {3546#false} {3545#true} #57#return; {3546#false} is VALID [2020-07-08 12:14:28,820 INFO L280 TraceCheckUtils]: 50: Hoare triple {3546#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3546#false} is VALID [2020-07-08 12:14:28,820 INFO L263 TraceCheckUtils]: 51: Hoare triple {3546#false} call #t~ret1 := fibo2(~n - 2); {3545#true} is VALID [2020-07-08 12:14:28,820 INFO L280 TraceCheckUtils]: 52: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,820 INFO L280 TraceCheckUtils]: 53: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,820 INFO L280 TraceCheckUtils]: 54: Hoare triple {3545#true} assume !(1 == ~n); {3545#true} is VALID [2020-07-08 12:14:28,821 INFO L263 TraceCheckUtils]: 55: Hoare triple {3545#true} call #t~ret2 := fibo1(~n - 1); {3545#true} is VALID [2020-07-08 12:14:28,821 INFO L280 TraceCheckUtils]: 56: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,821 INFO L280 TraceCheckUtils]: 57: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,821 INFO L280 TraceCheckUtils]: 58: Hoare triple {3545#true} assume !(1 == ~n); {3545#true} is VALID [2020-07-08 12:14:28,821 INFO L263 TraceCheckUtils]: 59: Hoare triple {3545#true} call #t~ret0 := fibo2(~n - 1); {3545#true} is VALID [2020-07-08 12:14:28,821 INFO L280 TraceCheckUtils]: 60: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,822 INFO L280 TraceCheckUtils]: 61: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,822 INFO L280 TraceCheckUtils]: 62: Hoare triple {3545#true} assume !(1 == ~n); {3545#true} is VALID [2020-07-08 12:14:28,822 INFO L263 TraceCheckUtils]: 63: Hoare triple {3545#true} call #t~ret2 := fibo1(~n - 1); {3545#true} is VALID [2020-07-08 12:14:28,822 INFO L280 TraceCheckUtils]: 64: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,822 INFO L280 TraceCheckUtils]: 65: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,823 INFO L280 TraceCheckUtils]: 66: Hoare triple {3545#true} assume 1 == ~n;#res := 1; {3545#true} is VALID [2020-07-08 12:14:28,823 INFO L280 TraceCheckUtils]: 67: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,823 INFO L275 TraceCheckUtils]: 68: Hoare quadruple {3545#true} {3545#true} #53#return; {3545#true} is VALID [2020-07-08 12:14:28,823 INFO L280 TraceCheckUtils]: 69: Hoare triple {3545#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3545#true} is VALID [2020-07-08 12:14:28,823 INFO L263 TraceCheckUtils]: 70: Hoare triple {3545#true} call #t~ret3 := fibo1(~n - 2); {3545#true} is VALID [2020-07-08 12:14:28,823 INFO L280 TraceCheckUtils]: 71: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,824 INFO L280 TraceCheckUtils]: 72: Hoare triple {3545#true} assume ~n < 1;#res := 0; {3545#true} is VALID [2020-07-08 12:14:28,824 INFO L280 TraceCheckUtils]: 73: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,824 INFO L275 TraceCheckUtils]: 74: Hoare quadruple {3545#true} {3545#true} #55#return; {3545#true} is VALID [2020-07-08 12:14:28,824 INFO L280 TraceCheckUtils]: 75: Hoare triple {3545#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3545#true} is VALID [2020-07-08 12:14:28,824 INFO L280 TraceCheckUtils]: 76: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,825 INFO L275 TraceCheckUtils]: 77: Hoare quadruple {3545#true} {3545#true} #57#return; {3545#true} is VALID [2020-07-08 12:14:28,825 INFO L280 TraceCheckUtils]: 78: Hoare triple {3545#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3545#true} is VALID [2020-07-08 12:14:28,825 INFO L263 TraceCheckUtils]: 79: Hoare triple {3545#true} call #t~ret1 := fibo2(~n - 2); {3545#true} is VALID [2020-07-08 12:14:28,825 INFO L280 TraceCheckUtils]: 80: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,825 INFO L280 TraceCheckUtils]: 81: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,826 INFO L280 TraceCheckUtils]: 82: Hoare triple {3545#true} assume 1 == ~n;#res := 1; {3545#true} is VALID [2020-07-08 12:14:28,826 INFO L280 TraceCheckUtils]: 83: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,826 INFO L275 TraceCheckUtils]: 84: Hoare quadruple {3545#true} {3545#true} #59#return; {3545#true} is VALID [2020-07-08 12:14:28,826 INFO L280 TraceCheckUtils]: 85: Hoare triple {3545#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3545#true} is VALID [2020-07-08 12:14:28,826 INFO L280 TraceCheckUtils]: 86: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,826 INFO L275 TraceCheckUtils]: 87: Hoare quadruple {3545#true} {3545#true} #53#return; {3545#true} is VALID [2020-07-08 12:14:28,827 INFO L280 TraceCheckUtils]: 88: Hoare triple {3545#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3545#true} is VALID [2020-07-08 12:14:28,827 INFO L263 TraceCheckUtils]: 89: Hoare triple {3545#true} call #t~ret3 := fibo1(~n - 2); {3545#true} is VALID [2020-07-08 12:14:28,827 INFO L280 TraceCheckUtils]: 90: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,827 INFO L280 TraceCheckUtils]: 91: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,827 INFO L280 TraceCheckUtils]: 92: Hoare triple {3545#true} assume 1 == ~n;#res := 1; {3545#true} is VALID [2020-07-08 12:14:28,828 INFO L280 TraceCheckUtils]: 93: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,828 INFO L275 TraceCheckUtils]: 94: Hoare quadruple {3545#true} {3545#true} #55#return; {3545#true} is VALID [2020-07-08 12:14:28,828 INFO L280 TraceCheckUtils]: 95: Hoare triple {3545#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3545#true} is VALID [2020-07-08 12:14:28,828 INFO L280 TraceCheckUtils]: 96: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,829 INFO L275 TraceCheckUtils]: 97: Hoare quadruple {3545#true} {3546#false} #59#return; {3546#false} is VALID [2020-07-08 12:14:28,829 INFO L280 TraceCheckUtils]: 98: Hoare triple {3546#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3546#false} is VALID [2020-07-08 12:14:28,829 INFO L280 TraceCheckUtils]: 99: Hoare triple {3546#false} assume true; {3546#false} is VALID [2020-07-08 12:14:28,829 INFO L275 TraceCheckUtils]: 100: Hoare quadruple {3546#false} {3549#(<= 5 main_~x~0)} #51#return; {3546#false} is VALID [2020-07-08 12:14:28,837 INFO L263 TraceCheckUtils]: 0: Hoare triple {3545#true} call ULTIMATE.init(); {3545#true} is VALID [2020-07-08 12:14:28,837 INFO L280 TraceCheckUtils]: 1: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,837 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3545#true} {3545#true} #47#return; {3545#true} is VALID [2020-07-08 12:14:28,837 INFO L263 TraceCheckUtils]: 3: Hoare triple {3545#true} call #t~ret5 := main(); {3545#true} is VALID [2020-07-08 12:14:28,838 INFO L280 TraceCheckUtils]: 4: Hoare triple {3545#true} ~x~0 := 5; {3549#(<= 5 main_~x~0)} is VALID [2020-07-08 12:14:28,838 INFO L263 TraceCheckUtils]: 5: Hoare triple {3549#(<= 5 main_~x~0)} call #t~ret4 := fibo1(~x~0); {3545#true} is VALID [2020-07-08 12:14:28,839 INFO L280 TraceCheckUtils]: 6: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,839 INFO L280 TraceCheckUtils]: 7: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,839 INFO L280 TraceCheckUtils]: 8: Hoare triple {3545#true} assume !(1 == ~n); {3545#true} is VALID [2020-07-08 12:14:28,839 INFO L263 TraceCheckUtils]: 9: Hoare triple {3545#true} call #t~ret0 := fibo2(~n - 1); {3545#true} is VALID [2020-07-08 12:14:28,839 INFO L280 TraceCheckUtils]: 10: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,840 INFO L280 TraceCheckUtils]: 11: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,840 INFO L280 TraceCheckUtils]: 12: Hoare triple {3545#true} assume !(1 == ~n); {3545#true} is VALID [2020-07-08 12:14:28,840 INFO L263 TraceCheckUtils]: 13: Hoare triple {3545#true} call #t~ret2 := fibo1(~n - 1); {3545#true} is VALID [2020-07-08 12:14:28,840 INFO L280 TraceCheckUtils]: 14: Hoare triple {3545#true} ~n := #in~n; {3781#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:28,841 INFO L280 TraceCheckUtils]: 15: Hoare triple {3781#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {3781#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:28,841 INFO L280 TraceCheckUtils]: 16: Hoare triple {3781#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {3781#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:28,842 INFO L263 TraceCheckUtils]: 17: Hoare triple {3781#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {3545#true} is VALID [2020-07-08 12:14:28,842 INFO L280 TraceCheckUtils]: 18: Hoare triple {3545#true} ~n := #in~n; {3807#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:28,843 INFO L280 TraceCheckUtils]: 19: Hoare triple {3807#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {3808#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:28,844 INFO L280 TraceCheckUtils]: 20: Hoare triple {3808#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:28,844 INFO L263 TraceCheckUtils]: 21: Hoare triple {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret2 := fibo1(~n - 1); {3545#true} is VALID [2020-07-08 12:14:28,844 INFO L280 TraceCheckUtils]: 22: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,844 INFO L280 TraceCheckUtils]: 23: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,844 INFO L280 TraceCheckUtils]: 24: Hoare triple {3545#true} assume 1 == ~n;#res := 1; {3545#true} is VALID [2020-07-08 12:14:28,845 INFO L280 TraceCheckUtils]: 25: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,845 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {3545#true} {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #53#return; {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:28,846 INFO L280 TraceCheckUtils]: 27: Hoare triple {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:28,846 INFO L263 TraceCheckUtils]: 28: Hoare triple {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret3 := fibo1(~n - 2); {3545#true} is VALID [2020-07-08 12:14:28,846 INFO L280 TraceCheckUtils]: 29: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,847 INFO L280 TraceCheckUtils]: 30: Hoare triple {3545#true} assume ~n < 1;#res := 0; {3545#true} is VALID [2020-07-08 12:14:28,847 INFO L280 TraceCheckUtils]: 31: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,848 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {3545#true} {3809#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #55#return; {3819#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:28,849 INFO L280 TraceCheckUtils]: 33: Hoare triple {3819#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3819#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:28,849 INFO L280 TraceCheckUtils]: 34: Hoare triple {3819#(<= 2 |fibo2_#in~n|)} assume true; {3819#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:28,851 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {3819#(<= 2 |fibo2_#in~n|)} {3781#(= fibo1_~n |fibo1_#in~n|)} #57#return; {3800#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:28,852 INFO L280 TraceCheckUtils]: 36: Hoare triple {3800#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3800#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:28,852 INFO L263 TraceCheckUtils]: 37: Hoare triple {3800#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret1 := fibo2(~n - 2); {3545#true} is VALID [2020-07-08 12:14:28,852 INFO L280 TraceCheckUtils]: 38: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,852 INFO L280 TraceCheckUtils]: 39: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,853 INFO L280 TraceCheckUtils]: 40: Hoare triple {3545#true} assume 1 == ~n;#res := 1; {3545#true} is VALID [2020-07-08 12:14:28,853 INFO L280 TraceCheckUtils]: 41: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,854 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {3545#true} {3800#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #59#return; {3806#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:28,854 INFO L280 TraceCheckUtils]: 43: Hoare triple {3806#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3806#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:28,855 INFO L280 TraceCheckUtils]: 44: Hoare triple {3806#(<= 3 |fibo1_#in~n|)} assume true; {3806#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:28,856 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {3806#(<= 3 |fibo1_#in~n|)} {3545#true} #53#return; {3775#(<= 4 fibo2_~n)} is VALID [2020-07-08 12:14:28,857 INFO L280 TraceCheckUtils]: 46: Hoare triple {3775#(<= 4 fibo2_~n)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3775#(<= 4 fibo2_~n)} is VALID [2020-07-08 12:14:28,857 INFO L263 TraceCheckUtils]: 47: Hoare triple {3775#(<= 4 fibo2_~n)} call #t~ret3 := fibo1(~n - 2); {3545#true} is VALID [2020-07-08 12:14:28,857 INFO L280 TraceCheckUtils]: 48: Hoare triple {3545#true} ~n := #in~n; {3781#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:28,858 INFO L280 TraceCheckUtils]: 49: Hoare triple {3781#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {3781#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:28,859 INFO L280 TraceCheckUtils]: 50: Hoare triple {3781#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {3820#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:28,859 INFO L280 TraceCheckUtils]: 51: Hoare triple {3820#(<= |fibo1_#in~n| 1)} assume true; {3820#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:28,860 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3820#(<= |fibo1_#in~n| 1)} {3775#(<= 4 fibo2_~n)} #55#return; {3546#false} is VALID [2020-07-08 12:14:28,860 INFO L280 TraceCheckUtils]: 53: Hoare triple {3546#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3546#false} is VALID [2020-07-08 12:14:28,861 INFO L280 TraceCheckUtils]: 54: Hoare triple {3546#false} assume true; {3546#false} is VALID [2020-07-08 12:14:28,861 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {3546#false} {3545#true} #57#return; {3546#false} is VALID [2020-07-08 12:14:28,861 INFO L280 TraceCheckUtils]: 56: Hoare triple {3546#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3546#false} is VALID [2020-07-08 12:14:28,861 INFO L263 TraceCheckUtils]: 57: Hoare triple {3546#false} call #t~ret1 := fibo2(~n - 2); {3545#true} is VALID [2020-07-08 12:14:28,861 INFO L280 TraceCheckUtils]: 58: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,861 INFO L280 TraceCheckUtils]: 59: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,862 INFO L280 TraceCheckUtils]: 60: Hoare triple {3545#true} assume !(1 == ~n); {3545#true} is VALID [2020-07-08 12:14:28,862 INFO L263 TraceCheckUtils]: 61: Hoare triple {3545#true} call #t~ret2 := fibo1(~n - 1); {3545#true} is VALID [2020-07-08 12:14:28,862 INFO L280 TraceCheckUtils]: 62: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,862 INFO L280 TraceCheckUtils]: 63: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,862 INFO L280 TraceCheckUtils]: 64: Hoare triple {3545#true} assume !(1 == ~n); {3545#true} is VALID [2020-07-08 12:14:28,863 INFO L263 TraceCheckUtils]: 65: Hoare triple {3545#true} call #t~ret0 := fibo2(~n - 1); {3545#true} is VALID [2020-07-08 12:14:28,863 INFO L280 TraceCheckUtils]: 66: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,863 INFO L280 TraceCheckUtils]: 67: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,863 INFO L280 TraceCheckUtils]: 68: Hoare triple {3545#true} assume !(1 == ~n); {3545#true} is VALID [2020-07-08 12:14:28,863 INFO L263 TraceCheckUtils]: 69: Hoare triple {3545#true} call #t~ret2 := fibo1(~n - 1); {3545#true} is VALID [2020-07-08 12:14:28,863 INFO L280 TraceCheckUtils]: 70: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,864 INFO L280 TraceCheckUtils]: 71: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,864 INFO L280 TraceCheckUtils]: 72: Hoare triple {3545#true} assume 1 == ~n;#res := 1; {3545#true} is VALID [2020-07-08 12:14:28,864 INFO L280 TraceCheckUtils]: 73: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,864 INFO L275 TraceCheckUtils]: 74: Hoare quadruple {3545#true} {3545#true} #53#return; {3545#true} is VALID [2020-07-08 12:14:28,864 INFO L280 TraceCheckUtils]: 75: Hoare triple {3545#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3545#true} is VALID [2020-07-08 12:14:28,865 INFO L263 TraceCheckUtils]: 76: Hoare triple {3545#true} call #t~ret3 := fibo1(~n - 2); {3545#true} is VALID [2020-07-08 12:14:28,865 INFO L280 TraceCheckUtils]: 77: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,865 INFO L280 TraceCheckUtils]: 78: Hoare triple {3545#true} assume ~n < 1;#res := 0; {3545#true} is VALID [2020-07-08 12:14:28,865 INFO L280 TraceCheckUtils]: 79: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,865 INFO L275 TraceCheckUtils]: 80: Hoare quadruple {3545#true} {3545#true} #55#return; {3545#true} is VALID [2020-07-08 12:14:28,866 INFO L280 TraceCheckUtils]: 81: Hoare triple {3545#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3545#true} is VALID [2020-07-08 12:14:28,866 INFO L280 TraceCheckUtils]: 82: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,866 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {3545#true} {3545#true} #57#return; {3545#true} is VALID [2020-07-08 12:14:28,866 INFO L280 TraceCheckUtils]: 84: Hoare triple {3545#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3545#true} is VALID [2020-07-08 12:14:28,866 INFO L263 TraceCheckUtils]: 85: Hoare triple {3545#true} call #t~ret1 := fibo2(~n - 2); {3545#true} is VALID [2020-07-08 12:14:28,866 INFO L280 TraceCheckUtils]: 86: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,867 INFO L280 TraceCheckUtils]: 87: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,867 INFO L280 TraceCheckUtils]: 88: Hoare triple {3545#true} assume 1 == ~n;#res := 1; {3545#true} is VALID [2020-07-08 12:14:28,867 INFO L280 TraceCheckUtils]: 89: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,867 INFO L275 TraceCheckUtils]: 90: Hoare quadruple {3545#true} {3545#true} #59#return; {3545#true} is VALID [2020-07-08 12:14:28,867 INFO L280 TraceCheckUtils]: 91: Hoare triple {3545#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3545#true} is VALID [2020-07-08 12:14:28,868 INFO L280 TraceCheckUtils]: 92: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,868 INFO L275 TraceCheckUtils]: 93: Hoare quadruple {3545#true} {3545#true} #53#return; {3545#true} is VALID [2020-07-08 12:14:28,868 INFO L280 TraceCheckUtils]: 94: Hoare triple {3545#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3545#true} is VALID [2020-07-08 12:14:28,868 INFO L263 TraceCheckUtils]: 95: Hoare triple {3545#true} call #t~ret3 := fibo1(~n - 2); {3545#true} is VALID [2020-07-08 12:14:28,868 INFO L280 TraceCheckUtils]: 96: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:28,868 INFO L280 TraceCheckUtils]: 97: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:28,869 INFO L280 TraceCheckUtils]: 98: Hoare triple {3545#true} assume 1 == ~n;#res := 1; {3545#true} is VALID [2020-07-08 12:14:28,869 INFO L280 TraceCheckUtils]: 99: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,869 INFO L275 TraceCheckUtils]: 100: Hoare quadruple {3545#true} {3545#true} #55#return; {3545#true} is VALID [2020-07-08 12:14:28,869 INFO L280 TraceCheckUtils]: 101: Hoare triple {3545#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3545#true} is VALID [2020-07-08 12:14:28,869 INFO L280 TraceCheckUtils]: 102: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:28,869 INFO L275 TraceCheckUtils]: 103: Hoare quadruple {3545#true} {3546#false} #59#return; {3546#false} is VALID [2020-07-08 12:14:28,870 INFO L280 TraceCheckUtils]: 104: Hoare triple {3546#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3546#false} is VALID [2020-07-08 12:14:28,870 INFO L280 TraceCheckUtils]: 105: Hoare triple {3546#false} assume true; {3546#false} is VALID [2020-07-08 12:14:28,870 INFO L275 TraceCheckUtils]: 106: Hoare quadruple {3546#false} {3549#(<= 5 main_~x~0)} #51#return; {3546#false} is VALID [2020-07-08 12:14:28,870 INFO L280 TraceCheckUtils]: 107: Hoare triple {3546#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {3546#false} is VALID [2020-07-08 12:14:28,870 INFO L280 TraceCheckUtils]: 108: Hoare triple {3546#false} assume 5 != ~result~0; {3546#false} is VALID [2020-07-08 12:14:28,870 INFO L280 TraceCheckUtils]: 109: Hoare triple {3546#false} assume !false; {3546#false} is VALID [2020-07-08 12:14:28,880 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 44 proven. 79 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2020-07-08 12:14:28,880 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [579407717] [2020-07-08 12:14:28,881 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [247645810] [2020-07-08 12:14:28,881 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-08 12:14:28,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:28,935 INFO L264 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-08 12:14:28,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:28,956 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-08 12:14:29,145 INFO L263 TraceCheckUtils]: 0: Hoare triple {3545#true} call ULTIMATE.init(); {3545#true} is VALID [2020-07-08 12:14:29,145 INFO L280 TraceCheckUtils]: 1: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:29,145 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3545#true} {3545#true} #47#return; {3545#true} is VALID [2020-07-08 12:14:29,146 INFO L263 TraceCheckUtils]: 3: Hoare triple {3545#true} call #t~ret5 := main(); {3545#true} is VALID [2020-07-08 12:14:29,146 INFO L280 TraceCheckUtils]: 4: Hoare triple {3545#true} ~x~0 := 5; {3549#(<= 5 main_~x~0)} is VALID [2020-07-08 12:14:29,147 INFO L263 TraceCheckUtils]: 5: Hoare triple {3549#(<= 5 main_~x~0)} call #t~ret4 := fibo1(~x~0); {3545#true} is VALID [2020-07-08 12:14:29,147 INFO L280 TraceCheckUtils]: 6: Hoare triple {3545#true} ~n := #in~n; {3911#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-08 12:14:29,147 INFO L280 TraceCheckUtils]: 7: Hoare triple {3911#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {3911#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-08 12:14:29,148 INFO L280 TraceCheckUtils]: 8: Hoare triple {3911#(<= |fibo1_#in~n| fibo1_~n)} assume !(1 == ~n); {3911#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-08 12:14:29,148 INFO L263 TraceCheckUtils]: 9: Hoare triple {3911#(<= |fibo1_#in~n| fibo1_~n)} call #t~ret0 := fibo2(~n - 1); {3545#true} is VALID [2020-07-08 12:14:29,148 INFO L280 TraceCheckUtils]: 10: Hoare triple {3545#true} ~n := #in~n; {3924#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-08 12:14:29,149 INFO L280 TraceCheckUtils]: 11: Hoare triple {3924#(<= |fibo2_#in~n| fibo2_~n)} assume !(~n < 1); {3924#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-08 12:14:29,149 INFO L280 TraceCheckUtils]: 12: Hoare triple {3924#(<= |fibo2_#in~n| fibo2_~n)} assume !(1 == ~n); {3924#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-08 12:14:29,149 INFO L263 TraceCheckUtils]: 13: Hoare triple {3924#(<= |fibo2_#in~n| fibo2_~n)} call #t~ret2 := fibo1(~n - 1); {3545#true} is VALID [2020-07-08 12:14:29,150 INFO L280 TraceCheckUtils]: 14: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:29,150 INFO L280 TraceCheckUtils]: 15: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:29,150 INFO L280 TraceCheckUtils]: 16: Hoare triple {3545#true} assume !(1 == ~n); {3545#true} is VALID [2020-07-08 12:14:29,150 INFO L263 TraceCheckUtils]: 17: Hoare triple {3545#true} call #t~ret0 := fibo2(~n - 1); {3545#true} is VALID [2020-07-08 12:14:29,150 INFO L280 TraceCheckUtils]: 18: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:29,151 INFO L280 TraceCheckUtils]: 19: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:29,151 INFO L280 TraceCheckUtils]: 20: Hoare triple {3545#true} assume !(1 == ~n); {3545#true} is VALID [2020-07-08 12:14:29,151 INFO L263 TraceCheckUtils]: 21: Hoare triple {3545#true} call #t~ret2 := fibo1(~n - 1); {3545#true} is VALID [2020-07-08 12:14:29,151 INFO L280 TraceCheckUtils]: 22: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:29,151 INFO L280 TraceCheckUtils]: 23: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:29,151 INFO L280 TraceCheckUtils]: 24: Hoare triple {3545#true} assume 1 == ~n;#res := 1; {3545#true} is VALID [2020-07-08 12:14:29,152 INFO L280 TraceCheckUtils]: 25: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:29,152 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {3545#true} {3545#true} #53#return; {3545#true} is VALID [2020-07-08 12:14:29,152 INFO L280 TraceCheckUtils]: 27: Hoare triple {3545#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3545#true} is VALID [2020-07-08 12:14:29,152 INFO L263 TraceCheckUtils]: 28: Hoare triple {3545#true} call #t~ret3 := fibo1(~n - 2); {3545#true} is VALID [2020-07-08 12:14:29,152 INFO L280 TraceCheckUtils]: 29: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:29,152 INFO L280 TraceCheckUtils]: 30: Hoare triple {3545#true} assume ~n < 1;#res := 0; {3545#true} is VALID [2020-07-08 12:14:29,153 INFO L280 TraceCheckUtils]: 31: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:29,153 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {3545#true} {3545#true} #55#return; {3545#true} is VALID [2020-07-08 12:14:29,153 INFO L280 TraceCheckUtils]: 33: Hoare triple {3545#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3545#true} is VALID [2020-07-08 12:14:29,153 INFO L280 TraceCheckUtils]: 34: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:29,153 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {3545#true} {3545#true} #57#return; {3545#true} is VALID [2020-07-08 12:14:29,154 INFO L280 TraceCheckUtils]: 36: Hoare triple {3545#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3545#true} is VALID [2020-07-08 12:14:29,154 INFO L263 TraceCheckUtils]: 37: Hoare triple {3545#true} call #t~ret1 := fibo2(~n - 2); {3545#true} is VALID [2020-07-08 12:14:29,154 INFO L280 TraceCheckUtils]: 38: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:29,154 INFO L280 TraceCheckUtils]: 39: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:29,154 INFO L280 TraceCheckUtils]: 40: Hoare triple {3545#true} assume 1 == ~n;#res := 1; {3545#true} is VALID [2020-07-08 12:14:29,154 INFO L280 TraceCheckUtils]: 41: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:29,155 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {3545#true} {3545#true} #59#return; {3545#true} is VALID [2020-07-08 12:14:29,155 INFO L280 TraceCheckUtils]: 43: Hoare triple {3545#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3545#true} is VALID [2020-07-08 12:14:29,155 INFO L280 TraceCheckUtils]: 44: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:29,158 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {3545#true} {3924#(<= |fibo2_#in~n| fibo2_~n)} #53#return; {3924#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-08 12:14:29,158 INFO L280 TraceCheckUtils]: 46: Hoare triple {3924#(<= |fibo2_#in~n| fibo2_~n)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3924#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-08 12:14:29,158 INFO L263 TraceCheckUtils]: 47: Hoare triple {3924#(<= |fibo2_#in~n| fibo2_~n)} call #t~ret3 := fibo1(~n - 2); {3545#true} is VALID [2020-07-08 12:14:29,159 INFO L280 TraceCheckUtils]: 48: Hoare triple {3545#true} ~n := #in~n; {3911#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-08 12:14:29,159 INFO L280 TraceCheckUtils]: 49: Hoare triple {3911#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {3911#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-08 12:14:29,160 INFO L280 TraceCheckUtils]: 50: Hoare triple {3911#(<= |fibo1_#in~n| fibo1_~n)} assume 1 == ~n;#res := 1; {3820#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:29,160 INFO L280 TraceCheckUtils]: 51: Hoare triple {3820#(<= |fibo1_#in~n| 1)} assume true; {3820#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:29,161 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3820#(<= |fibo1_#in~n| 1)} {3924#(<= |fibo2_#in~n| fibo2_~n)} #55#return; {4051#(<= |fibo2_#in~n| 3)} is VALID [2020-07-08 12:14:29,162 INFO L280 TraceCheckUtils]: 53: Hoare triple {4051#(<= |fibo2_#in~n| 3)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {4051#(<= |fibo2_#in~n| 3)} is VALID [2020-07-08 12:14:29,162 INFO L280 TraceCheckUtils]: 54: Hoare triple {4051#(<= |fibo2_#in~n| 3)} assume true; {4051#(<= |fibo2_#in~n| 3)} is VALID [2020-07-08 12:14:29,163 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {4051#(<= |fibo2_#in~n| 3)} {3911#(<= |fibo1_#in~n| fibo1_~n)} #57#return; {4061#(<= |fibo1_#in~n| 4)} is VALID [2020-07-08 12:14:29,163 INFO L280 TraceCheckUtils]: 56: Hoare triple {4061#(<= |fibo1_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4061#(<= |fibo1_#in~n| 4)} is VALID [2020-07-08 12:14:29,163 INFO L263 TraceCheckUtils]: 57: Hoare triple {4061#(<= |fibo1_#in~n| 4)} call #t~ret1 := fibo2(~n - 2); {3545#true} is VALID [2020-07-08 12:14:29,164 INFO L280 TraceCheckUtils]: 58: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:29,164 INFO L280 TraceCheckUtils]: 59: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:29,164 INFO L280 TraceCheckUtils]: 60: Hoare triple {3545#true} assume !(1 == ~n); {3545#true} is VALID [2020-07-08 12:14:29,164 INFO L263 TraceCheckUtils]: 61: Hoare triple {3545#true} call #t~ret2 := fibo1(~n - 1); {3545#true} is VALID [2020-07-08 12:14:29,164 INFO L280 TraceCheckUtils]: 62: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:29,165 INFO L280 TraceCheckUtils]: 63: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:29,165 INFO L280 TraceCheckUtils]: 64: Hoare triple {3545#true} assume !(1 == ~n); {3545#true} is VALID [2020-07-08 12:14:29,165 INFO L263 TraceCheckUtils]: 65: Hoare triple {3545#true} call #t~ret0 := fibo2(~n - 1); {3545#true} is VALID [2020-07-08 12:14:29,165 INFO L280 TraceCheckUtils]: 66: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:29,165 INFO L280 TraceCheckUtils]: 67: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:29,165 INFO L280 TraceCheckUtils]: 68: Hoare triple {3545#true} assume !(1 == ~n); {3545#true} is VALID [2020-07-08 12:14:29,165 INFO L263 TraceCheckUtils]: 69: Hoare triple {3545#true} call #t~ret2 := fibo1(~n - 1); {3545#true} is VALID [2020-07-08 12:14:29,166 INFO L280 TraceCheckUtils]: 70: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:29,166 INFO L280 TraceCheckUtils]: 71: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:29,166 INFO L280 TraceCheckUtils]: 72: Hoare triple {3545#true} assume 1 == ~n;#res := 1; {3545#true} is VALID [2020-07-08 12:14:29,166 INFO L280 TraceCheckUtils]: 73: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:29,166 INFO L275 TraceCheckUtils]: 74: Hoare quadruple {3545#true} {3545#true} #53#return; {3545#true} is VALID [2020-07-08 12:14:29,166 INFO L280 TraceCheckUtils]: 75: Hoare triple {3545#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3545#true} is VALID [2020-07-08 12:14:29,166 INFO L263 TraceCheckUtils]: 76: Hoare triple {3545#true} call #t~ret3 := fibo1(~n - 2); {3545#true} is VALID [2020-07-08 12:14:29,167 INFO L280 TraceCheckUtils]: 77: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:29,167 INFO L280 TraceCheckUtils]: 78: Hoare triple {3545#true} assume ~n < 1;#res := 0; {3545#true} is VALID [2020-07-08 12:14:29,167 INFO L280 TraceCheckUtils]: 79: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:29,167 INFO L275 TraceCheckUtils]: 80: Hoare quadruple {3545#true} {3545#true} #55#return; {3545#true} is VALID [2020-07-08 12:14:29,167 INFO L280 TraceCheckUtils]: 81: Hoare triple {3545#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3545#true} is VALID [2020-07-08 12:14:29,167 INFO L280 TraceCheckUtils]: 82: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:29,167 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {3545#true} {3545#true} #57#return; {3545#true} is VALID [2020-07-08 12:14:29,167 INFO L280 TraceCheckUtils]: 84: Hoare triple {3545#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3545#true} is VALID [2020-07-08 12:14:29,168 INFO L263 TraceCheckUtils]: 85: Hoare triple {3545#true} call #t~ret1 := fibo2(~n - 2); {3545#true} is VALID [2020-07-08 12:14:29,168 INFO L280 TraceCheckUtils]: 86: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:29,168 INFO L280 TraceCheckUtils]: 87: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:29,168 INFO L280 TraceCheckUtils]: 88: Hoare triple {3545#true} assume 1 == ~n;#res := 1; {3545#true} is VALID [2020-07-08 12:14:29,168 INFO L280 TraceCheckUtils]: 89: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:29,168 INFO L275 TraceCheckUtils]: 90: Hoare quadruple {3545#true} {3545#true} #59#return; {3545#true} is VALID [2020-07-08 12:14:29,169 INFO L280 TraceCheckUtils]: 91: Hoare triple {3545#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {3545#true} is VALID [2020-07-08 12:14:29,169 INFO L280 TraceCheckUtils]: 92: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:29,169 INFO L275 TraceCheckUtils]: 93: Hoare quadruple {3545#true} {3545#true} #53#return; {3545#true} is VALID [2020-07-08 12:14:29,169 INFO L280 TraceCheckUtils]: 94: Hoare triple {3545#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3545#true} is VALID [2020-07-08 12:14:29,169 INFO L263 TraceCheckUtils]: 95: Hoare triple {3545#true} call #t~ret3 := fibo1(~n - 2); {3545#true} is VALID [2020-07-08 12:14:29,169 INFO L280 TraceCheckUtils]: 96: Hoare triple {3545#true} ~n := #in~n; {3545#true} is VALID [2020-07-08 12:14:29,169 INFO L280 TraceCheckUtils]: 97: Hoare triple {3545#true} assume !(~n < 1); {3545#true} is VALID [2020-07-08 12:14:29,170 INFO L280 TraceCheckUtils]: 98: Hoare triple {3545#true} assume 1 == ~n;#res := 1; {3545#true} is VALID [2020-07-08 12:14:29,170 INFO L280 TraceCheckUtils]: 99: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:29,170 INFO L275 TraceCheckUtils]: 100: Hoare quadruple {3545#true} {3545#true} #55#return; {3545#true} is VALID [2020-07-08 12:14:29,170 INFO L280 TraceCheckUtils]: 101: Hoare triple {3545#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3545#true} is VALID [2020-07-08 12:14:29,170 INFO L280 TraceCheckUtils]: 102: Hoare triple {3545#true} assume true; {3545#true} is VALID [2020-07-08 12:14:29,172 INFO L275 TraceCheckUtils]: 103: Hoare quadruple {3545#true} {4061#(<= |fibo1_#in~n| 4)} #59#return; {4061#(<= |fibo1_#in~n| 4)} is VALID [2020-07-08 12:14:29,175 INFO L280 TraceCheckUtils]: 104: Hoare triple {4061#(<= |fibo1_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4061#(<= |fibo1_#in~n| 4)} is VALID [2020-07-08 12:14:29,177 INFO L280 TraceCheckUtils]: 105: Hoare triple {4061#(<= |fibo1_#in~n| 4)} assume true; {4061#(<= |fibo1_#in~n| 4)} is VALID [2020-07-08 12:14:29,178 INFO L275 TraceCheckUtils]: 106: Hoare quadruple {4061#(<= |fibo1_#in~n| 4)} {3549#(<= 5 main_~x~0)} #51#return; {3546#false} is VALID [2020-07-08 12:14:29,179 INFO L280 TraceCheckUtils]: 107: Hoare triple {3546#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {3546#false} is VALID [2020-07-08 12:14:29,179 INFO L280 TraceCheckUtils]: 108: Hoare triple {3546#false} assume 5 != ~result~0; {3546#false} is VALID [2020-07-08 12:14:29,179 INFO L280 TraceCheckUtils]: 109: Hoare triple {3546#false} assume !false; {3546#false} is VALID [2020-07-08 12:14:29,186 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 36 proven. 58 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2020-07-08 12:14:29,187 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-08 12:14:29,187 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8] total 16 [2020-07-08 12:14:29,187 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459181415] [2020-07-08 12:14:29,188 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 110 [2020-07-08 12:14:29,198 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 12:14:29,198 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 16 states. [2020-07-08 12:14:29,297 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 89 edges. 89 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:14:29,297 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-07-08 12:14:29,297 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 12:14:29,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-07-08 12:14:29,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2020-07-08 12:14:29,298 INFO L87 Difference]: Start difference. First operand 112 states and 180 transitions. Second operand 16 states. [2020-07-08 12:14:31,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:31,057 INFO L93 Difference]: Finished difference Result 244 states and 474 transitions. [2020-07-08 12:14:31,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-07-08 12:14:31,057 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 110 [2020-07-08 12:14:31,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 12:14:31,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2020-07-08 12:14:31,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 152 transitions. [2020-07-08 12:14:31,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2020-07-08 12:14:31,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 152 transitions. [2020-07-08 12:14:31,066 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 20 states and 152 transitions. [2020-07-08 12:14:31,253 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 152 edges. 152 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:14:31,261 INFO L225 Difference]: With dead ends: 244 [2020-07-08 12:14:31,262 INFO L226 Difference]: Without dead ends: 123 [2020-07-08 12:14:31,263 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=91, Invalid=415, Unknown=0, NotChecked=0, Total=506 [2020-07-08 12:14:31,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2020-07-08 12:14:31,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 101. [2020-07-08 12:14:31,329 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 12:14:31,329 INFO L82 GeneralOperation]: Start isEquivalent. First operand 123 states. Second operand 101 states. [2020-07-08 12:14:31,329 INFO L74 IsIncluded]: Start isIncluded. First operand 123 states. Second operand 101 states. [2020-07-08 12:14:31,329 INFO L87 Difference]: Start difference. First operand 123 states. Second operand 101 states. [2020-07-08 12:14:31,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:31,338 INFO L93 Difference]: Finished difference Result 123 states and 189 transitions. [2020-07-08 12:14:31,338 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 189 transitions. [2020-07-08 12:14:31,339 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:14:31,339 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:14:31,339 INFO L74 IsIncluded]: Start isIncluded. First operand 101 states. Second operand 123 states. [2020-07-08 12:14:31,340 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 123 states. [2020-07-08 12:14:31,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:31,347 INFO L93 Difference]: Finished difference Result 123 states and 189 transitions. [2020-07-08 12:14:31,347 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 189 transitions. [2020-07-08 12:14:31,348 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:14:31,348 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:14:31,348 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 12:14:31,349 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 12:14:31,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2020-07-08 12:14:31,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 154 transitions. [2020-07-08 12:14:31,356 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 154 transitions. Word has length 110 [2020-07-08 12:14:31,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 12:14:31,356 INFO L479 AbstractCegarLoop]: Abstraction has 101 states and 154 transitions. [2020-07-08 12:14:31,356 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-07-08 12:14:31,356 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 154 transitions. [2020-07-08 12:14:31,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-07-08 12:14:31,359 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 12:14:31,359 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 9, 9, 8, 7, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 12:14:31,571 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-08 12:14:31,572 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 12:14:31,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 12:14:31,573 INFO L82 PathProgramCache]: Analyzing trace with hash 2011292190, now seen corresponding path program 1 times [2020-07-08 12:14:31,573 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 12:14:31,574 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231226583] [2020-07-08 12:14:31,574 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 12:14:31,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:31,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:31,636 INFO L280 TraceCheckUtils]: 0: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:31,636 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4941#true} {4941#true} #47#return; {4941#true} is VALID [2020-07-08 12:14:31,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:31,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:31,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:31,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:31,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:31,836 INFO L280 TraceCheckUtils]: 0: Hoare triple {4941#true} ~n := #in~n; {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:31,837 INFO L280 TraceCheckUtils]: 1: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:31,838 INFO L280 TraceCheckUtils]: 2: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {5282#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:31,838 INFO L280 TraceCheckUtils]: 3: Hoare triple {5282#(<= |fibo1_#in~n| 1)} assume true; {5282#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:31,840 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {5282#(<= |fibo1_#in~n| 1)} {5192#(= fibo2_~n |fibo2_#in~n|)} #53#return; {5276#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:31,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:31,845 INFO L280 TraceCheckUtils]: 0: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:31,845 INFO L280 TraceCheckUtils]: 1: Hoare triple {4941#true} assume ~n < 1;#res := 0; {4941#true} is VALID [2020-07-08 12:14:31,845 INFO L280 TraceCheckUtils]: 2: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:31,846 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4941#true} {5276#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} #55#return; {5281#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:31,847 INFO L280 TraceCheckUtils]: 0: Hoare triple {4941#true} ~n := #in~n; {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:31,848 INFO L280 TraceCheckUtils]: 1: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:31,848 INFO L280 TraceCheckUtils]: 2: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:31,849 INFO L263 TraceCheckUtils]: 3: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {4941#true} is VALID [2020-07-08 12:14:31,849 INFO L280 TraceCheckUtils]: 4: Hoare triple {4941#true} ~n := #in~n; {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:31,850 INFO L280 TraceCheckUtils]: 5: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:31,851 INFO L280 TraceCheckUtils]: 6: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {5282#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:31,852 INFO L280 TraceCheckUtils]: 7: Hoare triple {5282#(<= |fibo1_#in~n| 1)} assume true; {5282#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:31,853 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {5282#(<= |fibo1_#in~n| 1)} {5192#(= fibo2_~n |fibo2_#in~n|)} #53#return; {5276#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:31,854 INFO L280 TraceCheckUtils]: 9: Hoare triple {5276#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {5276#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:31,854 INFO L263 TraceCheckUtils]: 10: Hoare triple {5276#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} call #t~ret3 := fibo1(~n - 2); {4941#true} is VALID [2020-07-08 12:14:31,854 INFO L280 TraceCheckUtils]: 11: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:31,855 INFO L280 TraceCheckUtils]: 12: Hoare triple {4941#true} assume ~n < 1;#res := 0; {4941#true} is VALID [2020-07-08 12:14:31,855 INFO L280 TraceCheckUtils]: 13: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:31,856 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {4941#true} {5276#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} #55#return; {5281#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:31,856 INFO L280 TraceCheckUtils]: 15: Hoare triple {5281#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {5281#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:31,857 INFO L280 TraceCheckUtils]: 16: Hoare triple {5281#(<= |fibo2_#in~n| 2)} assume true; {5281#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:31,858 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {5281#(<= |fibo2_#in~n| 2)} {5245#(= fibo1_~n |fibo1_#in~n|)} #57#return; {5264#(and (<= fibo1_~n 3) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:31,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:31,864 INFO L280 TraceCheckUtils]: 0: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:31,864 INFO L280 TraceCheckUtils]: 1: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:31,865 INFO L280 TraceCheckUtils]: 2: Hoare triple {4941#true} assume 1 == ~n;#res := 1; {4941#true} is VALID [2020-07-08 12:14:31,865 INFO L280 TraceCheckUtils]: 3: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:31,866 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4941#true} {5264#(and (<= fibo1_~n 3) (= fibo1_~n |fibo1_#in~n|))} #59#return; {5270#(<= |fibo1_#in~n| 3)} is VALID [2020-07-08 12:14:31,866 INFO L280 TraceCheckUtils]: 0: Hoare triple {4941#true} ~n := #in~n; {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:31,867 INFO L280 TraceCheckUtils]: 1: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:31,868 INFO L280 TraceCheckUtils]: 2: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:31,868 INFO L263 TraceCheckUtils]: 3: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {4941#true} is VALID [2020-07-08 12:14:31,869 INFO L280 TraceCheckUtils]: 4: Hoare triple {4941#true} ~n := #in~n; {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:31,869 INFO L280 TraceCheckUtils]: 5: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:31,870 INFO L280 TraceCheckUtils]: 6: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:31,870 INFO L263 TraceCheckUtils]: 7: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {4941#true} is VALID [2020-07-08 12:14:31,871 INFO L280 TraceCheckUtils]: 8: Hoare triple {4941#true} ~n := #in~n; {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:31,871 INFO L280 TraceCheckUtils]: 9: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:31,872 INFO L280 TraceCheckUtils]: 10: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {5282#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:31,872 INFO L280 TraceCheckUtils]: 11: Hoare triple {5282#(<= |fibo1_#in~n| 1)} assume true; {5282#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:31,873 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {5282#(<= |fibo1_#in~n| 1)} {5192#(= fibo2_~n |fibo2_#in~n|)} #53#return; {5276#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:31,874 INFO L280 TraceCheckUtils]: 13: Hoare triple {5276#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {5276#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:31,874 INFO L263 TraceCheckUtils]: 14: Hoare triple {5276#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} call #t~ret3 := fibo1(~n - 2); {4941#true} is VALID [2020-07-08 12:14:31,875 INFO L280 TraceCheckUtils]: 15: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:31,875 INFO L280 TraceCheckUtils]: 16: Hoare triple {4941#true} assume ~n < 1;#res := 0; {4941#true} is VALID [2020-07-08 12:14:31,875 INFO L280 TraceCheckUtils]: 17: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:31,876 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {4941#true} {5276#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} #55#return; {5281#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:31,876 INFO L280 TraceCheckUtils]: 19: Hoare triple {5281#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {5281#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:31,877 INFO L280 TraceCheckUtils]: 20: Hoare triple {5281#(<= |fibo2_#in~n| 2)} assume true; {5281#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:31,878 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {5281#(<= |fibo2_#in~n| 2)} {5245#(= fibo1_~n |fibo1_#in~n|)} #57#return; {5264#(and (<= fibo1_~n 3) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:31,879 INFO L280 TraceCheckUtils]: 22: Hoare triple {5264#(and (<= fibo1_~n 3) (= fibo1_~n |fibo1_#in~n|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5264#(and (<= fibo1_~n 3) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:31,879 INFO L263 TraceCheckUtils]: 23: Hoare triple {5264#(and (<= fibo1_~n 3) (= fibo1_~n |fibo1_#in~n|))} call #t~ret1 := fibo2(~n - 2); {4941#true} is VALID [2020-07-08 12:14:31,879 INFO L280 TraceCheckUtils]: 24: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:31,879 INFO L280 TraceCheckUtils]: 25: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:31,880 INFO L280 TraceCheckUtils]: 26: Hoare triple {4941#true} assume 1 == ~n;#res := 1; {4941#true} is VALID [2020-07-08 12:14:31,880 INFO L280 TraceCheckUtils]: 27: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:31,881 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {4941#true} {5264#(and (<= fibo1_~n 3) (= fibo1_~n |fibo1_#in~n|))} #59#return; {5270#(<= |fibo1_#in~n| 3)} is VALID [2020-07-08 12:14:31,881 INFO L280 TraceCheckUtils]: 29: Hoare triple {5270#(<= |fibo1_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {5270#(<= |fibo1_#in~n| 3)} is VALID [2020-07-08 12:14:31,882 INFO L280 TraceCheckUtils]: 30: Hoare triple {5270#(<= |fibo1_#in~n| 3)} assume true; {5270#(<= |fibo1_#in~n| 3)} is VALID [2020-07-08 12:14:31,883 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {5270#(<= |fibo1_#in~n| 3)} {5192#(= fibo2_~n |fibo2_#in~n|)} #53#return; {5225#(and (<= fibo2_~n 4) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:31,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:31,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:31,907 INFO L280 TraceCheckUtils]: 0: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:31,907 INFO L280 TraceCheckUtils]: 1: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:31,907 INFO L280 TraceCheckUtils]: 2: Hoare triple {4941#true} assume 1 == ~n;#res := 1; {4941#true} is VALID [2020-07-08 12:14:31,908 INFO L280 TraceCheckUtils]: 3: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:31,908 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4941#true} {4941#true} #57#return; {4941#true} is VALID [2020-07-08 12:14:31,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:31,911 INFO L280 TraceCheckUtils]: 0: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:31,911 INFO L280 TraceCheckUtils]: 1: Hoare triple {4941#true} assume ~n < 1;#res := 0; {4941#true} is VALID [2020-07-08 12:14:31,912 INFO L280 TraceCheckUtils]: 2: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:31,912 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4941#true} {4941#true} #59#return; {4941#true} is VALID [2020-07-08 12:14:31,912 INFO L280 TraceCheckUtils]: 0: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:31,912 INFO L280 TraceCheckUtils]: 1: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:31,913 INFO L280 TraceCheckUtils]: 2: Hoare triple {4941#true} assume !(1 == ~n); {4941#true} is VALID [2020-07-08 12:14:31,913 INFO L263 TraceCheckUtils]: 3: Hoare triple {4941#true} call #t~ret0 := fibo2(~n - 1); {4941#true} is VALID [2020-07-08 12:14:31,913 INFO L280 TraceCheckUtils]: 4: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:31,913 INFO L280 TraceCheckUtils]: 5: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:31,913 INFO L280 TraceCheckUtils]: 6: Hoare triple {4941#true} assume 1 == ~n;#res := 1; {4941#true} is VALID [2020-07-08 12:14:31,914 INFO L280 TraceCheckUtils]: 7: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:31,914 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {4941#true} {4941#true} #57#return; {4941#true} is VALID [2020-07-08 12:14:31,914 INFO L280 TraceCheckUtils]: 9: Hoare triple {4941#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4941#true} is VALID [2020-07-08 12:14:31,914 INFO L263 TraceCheckUtils]: 10: Hoare triple {4941#true} call #t~ret1 := fibo2(~n - 2); {4941#true} is VALID [2020-07-08 12:14:31,914 INFO L280 TraceCheckUtils]: 11: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:31,915 INFO L280 TraceCheckUtils]: 12: Hoare triple {4941#true} assume ~n < 1;#res := 0; {4941#true} is VALID [2020-07-08 12:14:31,915 INFO L280 TraceCheckUtils]: 13: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:31,915 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {4941#true} {4941#true} #59#return; {4941#true} is VALID [2020-07-08 12:14:31,915 INFO L280 TraceCheckUtils]: 15: Hoare triple {4941#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4941#true} is VALID [2020-07-08 12:14:31,915 INFO L280 TraceCheckUtils]: 16: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:31,917 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {4941#true} {5225#(and (<= fibo2_~n 4) (= fibo2_~n |fibo2_#in~n|))} #55#return; {5244#(<= |fibo2_#in~n| 4)} is VALID [2020-07-08 12:14:31,918 INFO L280 TraceCheckUtils]: 0: Hoare triple {4941#true} ~n := #in~n; {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:31,918 INFO L280 TraceCheckUtils]: 1: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:31,919 INFO L280 TraceCheckUtils]: 2: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:31,919 INFO L263 TraceCheckUtils]: 3: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {4941#true} is VALID [2020-07-08 12:14:31,919 INFO L280 TraceCheckUtils]: 4: Hoare triple {4941#true} ~n := #in~n; {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:31,920 INFO L280 TraceCheckUtils]: 5: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:31,920 INFO L280 TraceCheckUtils]: 6: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:31,921 INFO L263 TraceCheckUtils]: 7: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {4941#true} is VALID [2020-07-08 12:14:31,921 INFO L280 TraceCheckUtils]: 8: Hoare triple {4941#true} ~n := #in~n; {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:31,922 INFO L280 TraceCheckUtils]: 9: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:31,922 INFO L280 TraceCheckUtils]: 10: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:31,922 INFO L263 TraceCheckUtils]: 11: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {4941#true} is VALID [2020-07-08 12:14:31,923 INFO L280 TraceCheckUtils]: 12: Hoare triple {4941#true} ~n := #in~n; {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:31,924 INFO L280 TraceCheckUtils]: 13: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:31,924 INFO L280 TraceCheckUtils]: 14: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {5282#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:31,925 INFO L280 TraceCheckUtils]: 15: Hoare triple {5282#(<= |fibo1_#in~n| 1)} assume true; {5282#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:31,926 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {5282#(<= |fibo1_#in~n| 1)} {5192#(= fibo2_~n |fibo2_#in~n|)} #53#return; {5276#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:31,927 INFO L280 TraceCheckUtils]: 17: Hoare triple {5276#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {5276#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:31,927 INFO L263 TraceCheckUtils]: 18: Hoare triple {5276#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} call #t~ret3 := fibo1(~n - 2); {4941#true} is VALID [2020-07-08 12:14:31,927 INFO L280 TraceCheckUtils]: 19: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:31,927 INFO L280 TraceCheckUtils]: 20: Hoare triple {4941#true} assume ~n < 1;#res := 0; {4941#true} is VALID [2020-07-08 12:14:31,928 INFO L280 TraceCheckUtils]: 21: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:31,929 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {4941#true} {5276#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} #55#return; {5281#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:31,929 INFO L280 TraceCheckUtils]: 23: Hoare triple {5281#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {5281#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:31,930 INFO L280 TraceCheckUtils]: 24: Hoare triple {5281#(<= |fibo2_#in~n| 2)} assume true; {5281#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:31,931 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {5281#(<= |fibo2_#in~n| 2)} {5245#(= fibo1_~n |fibo1_#in~n|)} #57#return; {5264#(and (<= fibo1_~n 3) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:31,932 INFO L280 TraceCheckUtils]: 26: Hoare triple {5264#(and (<= fibo1_~n 3) (= fibo1_~n |fibo1_#in~n|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5264#(and (<= fibo1_~n 3) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:31,932 INFO L263 TraceCheckUtils]: 27: Hoare triple {5264#(and (<= fibo1_~n 3) (= fibo1_~n |fibo1_#in~n|))} call #t~ret1 := fibo2(~n - 2); {4941#true} is VALID [2020-07-08 12:14:31,932 INFO L280 TraceCheckUtils]: 28: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:31,932 INFO L280 TraceCheckUtils]: 29: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:31,933 INFO L280 TraceCheckUtils]: 30: Hoare triple {4941#true} assume 1 == ~n;#res := 1; {4941#true} is VALID [2020-07-08 12:14:31,933 INFO L280 TraceCheckUtils]: 31: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:31,934 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {4941#true} {5264#(and (<= fibo1_~n 3) (= fibo1_~n |fibo1_#in~n|))} #59#return; {5270#(<= |fibo1_#in~n| 3)} is VALID [2020-07-08 12:14:31,934 INFO L280 TraceCheckUtils]: 33: Hoare triple {5270#(<= |fibo1_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {5270#(<= |fibo1_#in~n| 3)} is VALID [2020-07-08 12:14:31,935 INFO L280 TraceCheckUtils]: 34: Hoare triple {5270#(<= |fibo1_#in~n| 3)} assume true; {5270#(<= |fibo1_#in~n| 3)} is VALID [2020-07-08 12:14:31,936 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {5270#(<= |fibo1_#in~n| 3)} {5192#(= fibo2_~n |fibo2_#in~n|)} #53#return; {5225#(and (<= fibo2_~n 4) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:31,937 INFO L280 TraceCheckUtils]: 36: Hoare triple {5225#(and (<= fibo2_~n 4) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {5225#(and (<= fibo2_~n 4) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:31,937 INFO L263 TraceCheckUtils]: 37: Hoare triple {5225#(and (<= fibo2_~n 4) (= fibo2_~n |fibo2_#in~n|))} call #t~ret3 := fibo1(~n - 2); {4941#true} is VALID [2020-07-08 12:14:31,937 INFO L280 TraceCheckUtils]: 38: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:31,938 INFO L280 TraceCheckUtils]: 39: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:31,938 INFO L280 TraceCheckUtils]: 40: Hoare triple {4941#true} assume !(1 == ~n); {4941#true} is VALID [2020-07-08 12:14:31,938 INFO L263 TraceCheckUtils]: 41: Hoare triple {4941#true} call #t~ret0 := fibo2(~n - 1); {4941#true} is VALID [2020-07-08 12:14:31,938 INFO L280 TraceCheckUtils]: 42: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:31,938 INFO L280 TraceCheckUtils]: 43: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:31,939 INFO L280 TraceCheckUtils]: 44: Hoare triple {4941#true} assume 1 == ~n;#res := 1; {4941#true} is VALID [2020-07-08 12:14:31,939 INFO L280 TraceCheckUtils]: 45: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:31,939 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {4941#true} {4941#true} #57#return; {4941#true} is VALID [2020-07-08 12:14:31,939 INFO L280 TraceCheckUtils]: 47: Hoare triple {4941#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4941#true} is VALID [2020-07-08 12:14:31,939 INFO L263 TraceCheckUtils]: 48: Hoare triple {4941#true} call #t~ret1 := fibo2(~n - 2); {4941#true} is VALID [2020-07-08 12:14:31,940 INFO L280 TraceCheckUtils]: 49: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:31,940 INFO L280 TraceCheckUtils]: 50: Hoare triple {4941#true} assume ~n < 1;#res := 0; {4941#true} is VALID [2020-07-08 12:14:31,940 INFO L280 TraceCheckUtils]: 51: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:31,940 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {4941#true} {4941#true} #59#return; {4941#true} is VALID [2020-07-08 12:14:31,940 INFO L280 TraceCheckUtils]: 53: Hoare triple {4941#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4941#true} is VALID [2020-07-08 12:14:31,941 INFO L280 TraceCheckUtils]: 54: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:31,941 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {4941#true} {5225#(and (<= fibo2_~n 4) (= fibo2_~n |fibo2_#in~n|))} #55#return; {5244#(<= |fibo2_#in~n| 4)} is VALID [2020-07-08 12:14:31,942 INFO L280 TraceCheckUtils]: 56: Hoare triple {5244#(<= |fibo2_#in~n| 4)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {5244#(<= |fibo2_#in~n| 4)} is VALID [2020-07-08 12:14:31,943 INFO L280 TraceCheckUtils]: 57: Hoare triple {5244#(<= |fibo2_#in~n| 4)} assume true; {5244#(<= |fibo2_#in~n| 4)} is VALID [2020-07-08 12:14:31,944 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {5244#(<= |fibo2_#in~n| 4)} {4941#true} #57#return; {5132#(<= fibo1_~n 5)} is VALID [2020-07-08 12:14:31,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:32,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:32,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:32,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:32,207 INFO L280 TraceCheckUtils]: 0: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,207 INFO L280 TraceCheckUtils]: 1: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,207 INFO L280 TraceCheckUtils]: 2: Hoare triple {4941#true} assume 1 == ~n;#res := 1; {4941#true} is VALID [2020-07-08 12:14:32,208 INFO L280 TraceCheckUtils]: 3: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,209 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4941#true} {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #53#return; {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:32,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:32,215 INFO L280 TraceCheckUtils]: 0: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,216 INFO L280 TraceCheckUtils]: 1: Hoare triple {4941#true} assume ~n < 1;#res := 0; {4941#true} is VALID [2020-07-08 12:14:32,216 INFO L280 TraceCheckUtils]: 2: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,218 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4941#true} {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #55#return; {5380#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,219 INFO L280 TraceCheckUtils]: 0: Hoare triple {4941#true} ~n := #in~n; {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,220 INFO L280 TraceCheckUtils]: 1: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5369#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:32,221 INFO L280 TraceCheckUtils]: 2: Hoare triple {5369#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:32,222 INFO L263 TraceCheckUtils]: 3: Hoare triple {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret2 := fibo1(~n - 1); {4941#true} is VALID [2020-07-08 12:14:32,222 INFO L280 TraceCheckUtils]: 4: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,222 INFO L280 TraceCheckUtils]: 5: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,223 INFO L280 TraceCheckUtils]: 6: Hoare triple {4941#true} assume 1 == ~n;#res := 1; {4941#true} is VALID [2020-07-08 12:14:32,223 INFO L280 TraceCheckUtils]: 7: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,225 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {4941#true} {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #53#return; {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:32,228 INFO L280 TraceCheckUtils]: 9: Hoare triple {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:32,228 INFO L263 TraceCheckUtils]: 10: Hoare triple {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret3 := fibo1(~n - 2); {4941#true} is VALID [2020-07-08 12:14:32,228 INFO L280 TraceCheckUtils]: 11: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,228 INFO L280 TraceCheckUtils]: 12: Hoare triple {4941#true} assume ~n < 1;#res := 0; {4941#true} is VALID [2020-07-08 12:14:32,229 INFO L280 TraceCheckUtils]: 13: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,230 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {4941#true} {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #55#return; {5380#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,230 INFO L280 TraceCheckUtils]: 15: Hoare triple {5380#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {5380#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,231 INFO L280 TraceCheckUtils]: 16: Hoare triple {5380#(<= 2 |fibo2_#in~n|)} assume true; {5380#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,232 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {5380#(<= 2 |fibo2_#in~n|)} {5245#(= fibo1_~n |fibo1_#in~n|)} #57#return; {5362#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:32,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:32,241 INFO L280 TraceCheckUtils]: 0: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,241 INFO L280 TraceCheckUtils]: 1: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,241 INFO L280 TraceCheckUtils]: 2: Hoare triple {4941#true} assume 1 == ~n;#res := 1; {4941#true} is VALID [2020-07-08 12:14:32,242 INFO L280 TraceCheckUtils]: 3: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,243 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4941#true} {5362#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #59#return; {5368#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,244 INFO L280 TraceCheckUtils]: 0: Hoare triple {4941#true} ~n := #in~n; {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,245 INFO L280 TraceCheckUtils]: 1: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,246 INFO L280 TraceCheckUtils]: 2: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,246 INFO L263 TraceCheckUtils]: 3: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {4941#true} is VALID [2020-07-08 12:14:32,248 INFO L280 TraceCheckUtils]: 4: Hoare triple {4941#true} ~n := #in~n; {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,249 INFO L280 TraceCheckUtils]: 5: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5369#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:32,250 INFO L280 TraceCheckUtils]: 6: Hoare triple {5369#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:32,250 INFO L263 TraceCheckUtils]: 7: Hoare triple {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret2 := fibo1(~n - 1); {4941#true} is VALID [2020-07-08 12:14:32,251 INFO L280 TraceCheckUtils]: 8: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,251 INFO L280 TraceCheckUtils]: 9: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,251 INFO L280 TraceCheckUtils]: 10: Hoare triple {4941#true} assume 1 == ~n;#res := 1; {4941#true} is VALID [2020-07-08 12:14:32,252 INFO L280 TraceCheckUtils]: 11: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,253 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {4941#true} {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #53#return; {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:32,254 INFO L280 TraceCheckUtils]: 13: Hoare triple {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:32,254 INFO L263 TraceCheckUtils]: 14: Hoare triple {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret3 := fibo1(~n - 2); {4941#true} is VALID [2020-07-08 12:14:32,255 INFO L280 TraceCheckUtils]: 15: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,255 INFO L280 TraceCheckUtils]: 16: Hoare triple {4941#true} assume ~n < 1;#res := 0; {4941#true} is VALID [2020-07-08 12:14:32,255 INFO L280 TraceCheckUtils]: 17: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,257 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {4941#true} {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #55#return; {5380#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,258 INFO L280 TraceCheckUtils]: 19: Hoare triple {5380#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {5380#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,259 INFO L280 TraceCheckUtils]: 20: Hoare triple {5380#(<= 2 |fibo2_#in~n|)} assume true; {5380#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,260 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {5380#(<= 2 |fibo2_#in~n|)} {5245#(= fibo1_~n |fibo1_#in~n|)} #57#return; {5362#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:32,262 INFO L280 TraceCheckUtils]: 22: Hoare triple {5362#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5362#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:32,262 INFO L263 TraceCheckUtils]: 23: Hoare triple {5362#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret1 := fibo2(~n - 2); {4941#true} is VALID [2020-07-08 12:14:32,262 INFO L280 TraceCheckUtils]: 24: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,263 INFO L280 TraceCheckUtils]: 25: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,263 INFO L280 TraceCheckUtils]: 26: Hoare triple {4941#true} assume 1 == ~n;#res := 1; {4941#true} is VALID [2020-07-08 12:14:32,263 INFO L280 TraceCheckUtils]: 27: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,265 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {4941#true} {5362#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #59#return; {5368#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,265 INFO L280 TraceCheckUtils]: 29: Hoare triple {5368#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {5368#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,266 INFO L280 TraceCheckUtils]: 30: Hoare triple {5368#(<= 3 |fibo1_#in~n|)} assume true; {5368#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,268 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {5368#(<= 3 |fibo1_#in~n|)} {5192#(= fibo2_~n |fibo2_#in~n|)} #53#return; {5324#(and (= fibo2_~n |fibo2_#in~n|) (<= 4 fibo2_~n))} is VALID [2020-07-08 12:14:32,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:32,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:32,283 INFO L280 TraceCheckUtils]: 0: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,283 INFO L280 TraceCheckUtils]: 1: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,284 INFO L280 TraceCheckUtils]: 2: Hoare triple {4941#true} assume 1 == ~n;#res := 1; {4941#true} is VALID [2020-07-08 12:14:32,284 INFO L280 TraceCheckUtils]: 3: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,284 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4941#true} {4941#true} #57#return; {4941#true} is VALID [2020-07-08 12:14:32,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:32,291 INFO L280 TraceCheckUtils]: 0: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,292 INFO L280 TraceCheckUtils]: 1: Hoare triple {4941#true} assume ~n < 1;#res := 0; {4941#true} is VALID [2020-07-08 12:14:32,292 INFO L280 TraceCheckUtils]: 2: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,293 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4941#true} {4941#true} #59#return; {4941#true} is VALID [2020-07-08 12:14:32,293 INFO L280 TraceCheckUtils]: 0: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,293 INFO L280 TraceCheckUtils]: 1: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,294 INFO L280 TraceCheckUtils]: 2: Hoare triple {4941#true} assume !(1 == ~n); {4941#true} is VALID [2020-07-08 12:14:32,294 INFO L263 TraceCheckUtils]: 3: Hoare triple {4941#true} call #t~ret0 := fibo2(~n - 1); {4941#true} is VALID [2020-07-08 12:14:32,295 INFO L280 TraceCheckUtils]: 4: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,295 INFO L280 TraceCheckUtils]: 5: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,295 INFO L280 TraceCheckUtils]: 6: Hoare triple {4941#true} assume 1 == ~n;#res := 1; {4941#true} is VALID [2020-07-08 12:14:32,296 INFO L280 TraceCheckUtils]: 7: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,296 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {4941#true} {4941#true} #57#return; {4941#true} is VALID [2020-07-08 12:14:32,296 INFO L280 TraceCheckUtils]: 9: Hoare triple {4941#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4941#true} is VALID [2020-07-08 12:14:32,297 INFO L263 TraceCheckUtils]: 10: Hoare triple {4941#true} call #t~ret1 := fibo2(~n - 2); {4941#true} is VALID [2020-07-08 12:14:32,297 INFO L280 TraceCheckUtils]: 11: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,297 INFO L280 TraceCheckUtils]: 12: Hoare triple {4941#true} assume ~n < 1;#res := 0; {4941#true} is VALID [2020-07-08 12:14:32,298 INFO L280 TraceCheckUtils]: 13: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,298 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {4941#true} {4941#true} #59#return; {4941#true} is VALID [2020-07-08 12:14:32,298 INFO L280 TraceCheckUtils]: 15: Hoare triple {4941#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4941#true} is VALID [2020-07-08 12:14:32,299 INFO L280 TraceCheckUtils]: 16: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,301 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {4941#true} {5324#(and (= fibo2_~n |fibo2_#in~n|) (<= 4 fibo2_~n))} #55#return; {5343#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,302 INFO L280 TraceCheckUtils]: 0: Hoare triple {4941#true} ~n := #in~n; {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,303 INFO L280 TraceCheckUtils]: 1: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,304 INFO L280 TraceCheckUtils]: 2: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,304 INFO L263 TraceCheckUtils]: 3: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {4941#true} is VALID [2020-07-08 12:14:32,305 INFO L280 TraceCheckUtils]: 4: Hoare triple {4941#true} ~n := #in~n; {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,306 INFO L280 TraceCheckUtils]: 5: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,307 INFO L280 TraceCheckUtils]: 6: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,307 INFO L263 TraceCheckUtils]: 7: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {4941#true} is VALID [2020-07-08 12:14:32,308 INFO L280 TraceCheckUtils]: 8: Hoare triple {4941#true} ~n := #in~n; {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,309 INFO L280 TraceCheckUtils]: 9: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5369#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:32,310 INFO L280 TraceCheckUtils]: 10: Hoare triple {5369#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:32,310 INFO L263 TraceCheckUtils]: 11: Hoare triple {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret2 := fibo1(~n - 1); {4941#true} is VALID [2020-07-08 12:14:32,311 INFO L280 TraceCheckUtils]: 12: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,311 INFO L280 TraceCheckUtils]: 13: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,311 INFO L280 TraceCheckUtils]: 14: Hoare triple {4941#true} assume 1 == ~n;#res := 1; {4941#true} is VALID [2020-07-08 12:14:32,312 INFO L280 TraceCheckUtils]: 15: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,313 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {4941#true} {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #53#return; {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:32,313 INFO L280 TraceCheckUtils]: 17: Hoare triple {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:32,314 INFO L263 TraceCheckUtils]: 18: Hoare triple {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret3 := fibo1(~n - 2); {4941#true} is VALID [2020-07-08 12:14:32,314 INFO L280 TraceCheckUtils]: 19: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,314 INFO L280 TraceCheckUtils]: 20: Hoare triple {4941#true} assume ~n < 1;#res := 0; {4941#true} is VALID [2020-07-08 12:14:32,315 INFO L280 TraceCheckUtils]: 21: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,316 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {4941#true} {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #55#return; {5380#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,317 INFO L280 TraceCheckUtils]: 23: Hoare triple {5380#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {5380#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,317 INFO L280 TraceCheckUtils]: 24: Hoare triple {5380#(<= 2 |fibo2_#in~n|)} assume true; {5380#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,319 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {5380#(<= 2 |fibo2_#in~n|)} {5245#(= fibo1_~n |fibo1_#in~n|)} #57#return; {5362#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:32,319 INFO L280 TraceCheckUtils]: 26: Hoare triple {5362#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5362#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:32,320 INFO L263 TraceCheckUtils]: 27: Hoare triple {5362#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret1 := fibo2(~n - 2); {4941#true} is VALID [2020-07-08 12:14:32,320 INFO L280 TraceCheckUtils]: 28: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,320 INFO L280 TraceCheckUtils]: 29: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,320 INFO L280 TraceCheckUtils]: 30: Hoare triple {4941#true} assume 1 == ~n;#res := 1; {4941#true} is VALID [2020-07-08 12:14:32,320 INFO L280 TraceCheckUtils]: 31: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,321 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {4941#true} {5362#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #59#return; {5368#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,322 INFO L280 TraceCheckUtils]: 33: Hoare triple {5368#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {5368#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,323 INFO L280 TraceCheckUtils]: 34: Hoare triple {5368#(<= 3 |fibo1_#in~n|)} assume true; {5368#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,324 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {5368#(<= 3 |fibo1_#in~n|)} {5192#(= fibo2_~n |fibo2_#in~n|)} #53#return; {5324#(and (= fibo2_~n |fibo2_#in~n|) (<= 4 fibo2_~n))} is VALID [2020-07-08 12:14:32,325 INFO L280 TraceCheckUtils]: 36: Hoare triple {5324#(and (= fibo2_~n |fibo2_#in~n|) (<= 4 fibo2_~n))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {5324#(and (= fibo2_~n |fibo2_#in~n|) (<= 4 fibo2_~n))} is VALID [2020-07-08 12:14:32,325 INFO L263 TraceCheckUtils]: 37: Hoare triple {5324#(and (= fibo2_~n |fibo2_#in~n|) (<= 4 fibo2_~n))} call #t~ret3 := fibo1(~n - 2); {4941#true} is VALID [2020-07-08 12:14:32,325 INFO L280 TraceCheckUtils]: 38: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,325 INFO L280 TraceCheckUtils]: 39: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,326 INFO L280 TraceCheckUtils]: 40: Hoare triple {4941#true} assume !(1 == ~n); {4941#true} is VALID [2020-07-08 12:14:32,326 INFO L263 TraceCheckUtils]: 41: Hoare triple {4941#true} call #t~ret0 := fibo2(~n - 1); {4941#true} is VALID [2020-07-08 12:14:32,326 INFO L280 TraceCheckUtils]: 42: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,326 INFO L280 TraceCheckUtils]: 43: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,326 INFO L280 TraceCheckUtils]: 44: Hoare triple {4941#true} assume 1 == ~n;#res := 1; {4941#true} is VALID [2020-07-08 12:14:32,326 INFO L280 TraceCheckUtils]: 45: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,327 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {4941#true} {4941#true} #57#return; {4941#true} is VALID [2020-07-08 12:14:32,327 INFO L280 TraceCheckUtils]: 47: Hoare triple {4941#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4941#true} is VALID [2020-07-08 12:14:32,327 INFO L263 TraceCheckUtils]: 48: Hoare triple {4941#true} call #t~ret1 := fibo2(~n - 2); {4941#true} is VALID [2020-07-08 12:14:32,327 INFO L280 TraceCheckUtils]: 49: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,327 INFO L280 TraceCheckUtils]: 50: Hoare triple {4941#true} assume ~n < 1;#res := 0; {4941#true} is VALID [2020-07-08 12:14:32,328 INFO L280 TraceCheckUtils]: 51: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,328 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {4941#true} {4941#true} #59#return; {4941#true} is VALID [2020-07-08 12:14:32,328 INFO L280 TraceCheckUtils]: 53: Hoare triple {4941#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4941#true} is VALID [2020-07-08 12:14:32,328 INFO L280 TraceCheckUtils]: 54: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,329 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {4941#true} {5324#(and (= fibo2_~n |fibo2_#in~n|) (<= 4 fibo2_~n))} #55#return; {5343#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,330 INFO L280 TraceCheckUtils]: 56: Hoare triple {5343#(<= 4 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {5343#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,331 INFO L280 TraceCheckUtils]: 57: Hoare triple {5343#(<= 4 |fibo2_#in~n|)} assume true; {5343#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,332 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {5343#(<= 4 |fibo2_#in~n|)} {5132#(<= fibo1_~n 5)} #59#return; {4942#false} is VALID [2020-07-08 12:14:32,336 INFO L280 TraceCheckUtils]: 0: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,336 INFO L280 TraceCheckUtils]: 1: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,336 INFO L280 TraceCheckUtils]: 2: Hoare triple {4941#true} assume !(1 == ~n); {4941#true} is VALID [2020-07-08 12:14:32,336 INFO L263 TraceCheckUtils]: 3: Hoare triple {4941#true} call #t~ret0 := fibo2(~n - 1); {4941#true} is VALID [2020-07-08 12:14:32,337 INFO L280 TraceCheckUtils]: 4: Hoare triple {4941#true} ~n := #in~n; {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,338 INFO L280 TraceCheckUtils]: 5: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,339 INFO L280 TraceCheckUtils]: 6: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,339 INFO L263 TraceCheckUtils]: 7: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {4941#true} is VALID [2020-07-08 12:14:32,339 INFO L280 TraceCheckUtils]: 8: Hoare triple {4941#true} ~n := #in~n; {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,340 INFO L280 TraceCheckUtils]: 9: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,340 INFO L280 TraceCheckUtils]: 10: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,341 INFO L263 TraceCheckUtils]: 11: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {4941#true} is VALID [2020-07-08 12:14:32,341 INFO L280 TraceCheckUtils]: 12: Hoare triple {4941#true} ~n := #in~n; {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,342 INFO L280 TraceCheckUtils]: 13: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,343 INFO L280 TraceCheckUtils]: 14: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,343 INFO L263 TraceCheckUtils]: 15: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {4941#true} is VALID [2020-07-08 12:14:32,344 INFO L280 TraceCheckUtils]: 16: Hoare triple {4941#true} ~n := #in~n; {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,344 INFO L280 TraceCheckUtils]: 17: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,345 INFO L280 TraceCheckUtils]: 18: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {5282#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:32,345 INFO L280 TraceCheckUtils]: 19: Hoare triple {5282#(<= |fibo1_#in~n| 1)} assume true; {5282#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:32,347 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {5282#(<= |fibo1_#in~n| 1)} {5192#(= fibo2_~n |fibo2_#in~n|)} #53#return; {5276#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:32,348 INFO L280 TraceCheckUtils]: 21: Hoare triple {5276#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {5276#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:32,348 INFO L263 TraceCheckUtils]: 22: Hoare triple {5276#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} call #t~ret3 := fibo1(~n - 2); {4941#true} is VALID [2020-07-08 12:14:32,348 INFO L280 TraceCheckUtils]: 23: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,349 INFO L280 TraceCheckUtils]: 24: Hoare triple {4941#true} assume ~n < 1;#res := 0; {4941#true} is VALID [2020-07-08 12:14:32,349 INFO L280 TraceCheckUtils]: 25: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,350 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {4941#true} {5276#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} #55#return; {5281#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:32,351 INFO L280 TraceCheckUtils]: 27: Hoare triple {5281#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {5281#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:32,351 INFO L280 TraceCheckUtils]: 28: Hoare triple {5281#(<= |fibo2_#in~n| 2)} assume true; {5281#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:32,353 INFO L275 TraceCheckUtils]: 29: Hoare quadruple {5281#(<= |fibo2_#in~n| 2)} {5245#(= fibo1_~n |fibo1_#in~n|)} #57#return; {5264#(and (<= fibo1_~n 3) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:32,353 INFO L280 TraceCheckUtils]: 30: Hoare triple {5264#(and (<= fibo1_~n 3) (= fibo1_~n |fibo1_#in~n|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5264#(and (<= fibo1_~n 3) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:32,354 INFO L263 TraceCheckUtils]: 31: Hoare triple {5264#(and (<= fibo1_~n 3) (= fibo1_~n |fibo1_#in~n|))} call #t~ret1 := fibo2(~n - 2); {4941#true} is VALID [2020-07-08 12:14:32,354 INFO L280 TraceCheckUtils]: 32: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,354 INFO L280 TraceCheckUtils]: 33: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,354 INFO L280 TraceCheckUtils]: 34: Hoare triple {4941#true} assume 1 == ~n;#res := 1; {4941#true} is VALID [2020-07-08 12:14:32,355 INFO L280 TraceCheckUtils]: 35: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,356 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {4941#true} {5264#(and (<= fibo1_~n 3) (= fibo1_~n |fibo1_#in~n|))} #59#return; {5270#(<= |fibo1_#in~n| 3)} is VALID [2020-07-08 12:14:32,356 INFO L280 TraceCheckUtils]: 37: Hoare triple {5270#(<= |fibo1_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {5270#(<= |fibo1_#in~n| 3)} is VALID [2020-07-08 12:14:32,357 INFO L280 TraceCheckUtils]: 38: Hoare triple {5270#(<= |fibo1_#in~n| 3)} assume true; {5270#(<= |fibo1_#in~n| 3)} is VALID [2020-07-08 12:14:32,358 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {5270#(<= |fibo1_#in~n| 3)} {5192#(= fibo2_~n |fibo2_#in~n|)} #53#return; {5225#(and (<= fibo2_~n 4) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:32,359 INFO L280 TraceCheckUtils]: 40: Hoare triple {5225#(and (<= fibo2_~n 4) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {5225#(and (<= fibo2_~n 4) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:32,359 INFO L263 TraceCheckUtils]: 41: Hoare triple {5225#(and (<= fibo2_~n 4) (= fibo2_~n |fibo2_#in~n|))} call #t~ret3 := fibo1(~n - 2); {4941#true} is VALID [2020-07-08 12:14:32,359 INFO L280 TraceCheckUtils]: 42: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,359 INFO L280 TraceCheckUtils]: 43: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,360 INFO L280 TraceCheckUtils]: 44: Hoare triple {4941#true} assume !(1 == ~n); {4941#true} is VALID [2020-07-08 12:14:32,360 INFO L263 TraceCheckUtils]: 45: Hoare triple {4941#true} call #t~ret0 := fibo2(~n - 1); {4941#true} is VALID [2020-07-08 12:14:32,360 INFO L280 TraceCheckUtils]: 46: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,360 INFO L280 TraceCheckUtils]: 47: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,360 INFO L280 TraceCheckUtils]: 48: Hoare triple {4941#true} assume 1 == ~n;#res := 1; {4941#true} is VALID [2020-07-08 12:14:32,361 INFO L280 TraceCheckUtils]: 49: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,361 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {4941#true} {4941#true} #57#return; {4941#true} is VALID [2020-07-08 12:14:32,361 INFO L280 TraceCheckUtils]: 51: Hoare triple {4941#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4941#true} is VALID [2020-07-08 12:14:32,361 INFO L263 TraceCheckUtils]: 52: Hoare triple {4941#true} call #t~ret1 := fibo2(~n - 2); {4941#true} is VALID [2020-07-08 12:14:32,361 INFO L280 TraceCheckUtils]: 53: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,362 INFO L280 TraceCheckUtils]: 54: Hoare triple {4941#true} assume ~n < 1;#res := 0; {4941#true} is VALID [2020-07-08 12:14:32,362 INFO L280 TraceCheckUtils]: 55: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,362 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {4941#true} {4941#true} #59#return; {4941#true} is VALID [2020-07-08 12:14:32,362 INFO L280 TraceCheckUtils]: 57: Hoare triple {4941#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4941#true} is VALID [2020-07-08 12:14:32,362 INFO L280 TraceCheckUtils]: 58: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,363 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {4941#true} {5225#(and (<= fibo2_~n 4) (= fibo2_~n |fibo2_#in~n|))} #55#return; {5244#(<= |fibo2_#in~n| 4)} is VALID [2020-07-08 12:14:32,364 INFO L280 TraceCheckUtils]: 60: Hoare triple {5244#(<= |fibo2_#in~n| 4)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {5244#(<= |fibo2_#in~n| 4)} is VALID [2020-07-08 12:14:32,364 INFO L280 TraceCheckUtils]: 61: Hoare triple {5244#(<= |fibo2_#in~n| 4)} assume true; {5244#(<= |fibo2_#in~n| 4)} is VALID [2020-07-08 12:14:32,365 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {5244#(<= |fibo2_#in~n| 4)} {4941#true} #57#return; {5132#(<= fibo1_~n 5)} is VALID [2020-07-08 12:14:32,366 INFO L280 TraceCheckUtils]: 63: Hoare triple {5132#(<= fibo1_~n 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5132#(<= fibo1_~n 5)} is VALID [2020-07-08 12:14:32,366 INFO L263 TraceCheckUtils]: 64: Hoare triple {5132#(<= fibo1_~n 5)} call #t~ret1 := fibo2(~n - 2); {4941#true} is VALID [2020-07-08 12:14:32,367 INFO L280 TraceCheckUtils]: 65: Hoare triple {4941#true} ~n := #in~n; {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,367 INFO L280 TraceCheckUtils]: 66: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,368 INFO L280 TraceCheckUtils]: 67: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,368 INFO L263 TraceCheckUtils]: 68: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {4941#true} is VALID [2020-07-08 12:14:32,368 INFO L280 TraceCheckUtils]: 69: Hoare triple {4941#true} ~n := #in~n; {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,369 INFO L280 TraceCheckUtils]: 70: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,370 INFO L280 TraceCheckUtils]: 71: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,370 INFO L263 TraceCheckUtils]: 72: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {4941#true} is VALID [2020-07-08 12:14:32,370 INFO L280 TraceCheckUtils]: 73: Hoare triple {4941#true} ~n := #in~n; {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,371 INFO L280 TraceCheckUtils]: 74: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5369#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:32,372 INFO L280 TraceCheckUtils]: 75: Hoare triple {5369#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:32,372 INFO L263 TraceCheckUtils]: 76: Hoare triple {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret2 := fibo1(~n - 1); {4941#true} is VALID [2020-07-08 12:14:32,372 INFO L280 TraceCheckUtils]: 77: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,372 INFO L280 TraceCheckUtils]: 78: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,373 INFO L280 TraceCheckUtils]: 79: Hoare triple {4941#true} assume 1 == ~n;#res := 1; {4941#true} is VALID [2020-07-08 12:14:32,373 INFO L280 TraceCheckUtils]: 80: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,374 INFO L275 TraceCheckUtils]: 81: Hoare quadruple {4941#true} {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #53#return; {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:32,374 INFO L280 TraceCheckUtils]: 82: Hoare triple {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:32,375 INFO L263 TraceCheckUtils]: 83: Hoare triple {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret3 := fibo1(~n - 2); {4941#true} is VALID [2020-07-08 12:14:32,375 INFO L280 TraceCheckUtils]: 84: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,375 INFO L280 TraceCheckUtils]: 85: Hoare triple {4941#true} assume ~n < 1;#res := 0; {4941#true} is VALID [2020-07-08 12:14:32,375 INFO L280 TraceCheckUtils]: 86: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,376 INFO L275 TraceCheckUtils]: 87: Hoare quadruple {4941#true} {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #55#return; {5380#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,377 INFO L280 TraceCheckUtils]: 88: Hoare triple {5380#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {5380#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,378 INFO L280 TraceCheckUtils]: 89: Hoare triple {5380#(<= 2 |fibo2_#in~n|)} assume true; {5380#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,379 INFO L275 TraceCheckUtils]: 90: Hoare quadruple {5380#(<= 2 |fibo2_#in~n|)} {5245#(= fibo1_~n |fibo1_#in~n|)} #57#return; {5362#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:32,379 INFO L280 TraceCheckUtils]: 91: Hoare triple {5362#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5362#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:32,380 INFO L263 TraceCheckUtils]: 92: Hoare triple {5362#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret1 := fibo2(~n - 2); {4941#true} is VALID [2020-07-08 12:14:32,380 INFO L280 TraceCheckUtils]: 93: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,380 INFO L280 TraceCheckUtils]: 94: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,380 INFO L280 TraceCheckUtils]: 95: Hoare triple {4941#true} assume 1 == ~n;#res := 1; {4941#true} is VALID [2020-07-08 12:14:32,380 INFO L280 TraceCheckUtils]: 96: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,381 INFO L275 TraceCheckUtils]: 97: Hoare quadruple {4941#true} {5362#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #59#return; {5368#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,382 INFO L280 TraceCheckUtils]: 98: Hoare triple {5368#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {5368#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,383 INFO L280 TraceCheckUtils]: 99: Hoare triple {5368#(<= 3 |fibo1_#in~n|)} assume true; {5368#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,384 INFO L275 TraceCheckUtils]: 100: Hoare quadruple {5368#(<= 3 |fibo1_#in~n|)} {5192#(= fibo2_~n |fibo2_#in~n|)} #53#return; {5324#(and (= fibo2_~n |fibo2_#in~n|) (<= 4 fibo2_~n))} is VALID [2020-07-08 12:14:32,384 INFO L280 TraceCheckUtils]: 101: Hoare triple {5324#(and (= fibo2_~n |fibo2_#in~n|) (<= 4 fibo2_~n))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {5324#(and (= fibo2_~n |fibo2_#in~n|) (<= 4 fibo2_~n))} is VALID [2020-07-08 12:14:32,385 INFO L263 TraceCheckUtils]: 102: Hoare triple {5324#(and (= fibo2_~n |fibo2_#in~n|) (<= 4 fibo2_~n))} call #t~ret3 := fibo1(~n - 2); {4941#true} is VALID [2020-07-08 12:14:32,385 INFO L280 TraceCheckUtils]: 103: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,385 INFO L280 TraceCheckUtils]: 104: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,385 INFO L280 TraceCheckUtils]: 105: Hoare triple {4941#true} assume !(1 == ~n); {4941#true} is VALID [2020-07-08 12:14:32,386 INFO L263 TraceCheckUtils]: 106: Hoare triple {4941#true} call #t~ret0 := fibo2(~n - 1); {4941#true} is VALID [2020-07-08 12:14:32,386 INFO L280 TraceCheckUtils]: 107: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,386 INFO L280 TraceCheckUtils]: 108: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,386 INFO L280 TraceCheckUtils]: 109: Hoare triple {4941#true} assume 1 == ~n;#res := 1; {4941#true} is VALID [2020-07-08 12:14:32,387 INFO L280 TraceCheckUtils]: 110: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,387 INFO L275 TraceCheckUtils]: 111: Hoare quadruple {4941#true} {4941#true} #57#return; {4941#true} is VALID [2020-07-08 12:14:32,387 INFO L280 TraceCheckUtils]: 112: Hoare triple {4941#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4941#true} is VALID [2020-07-08 12:14:32,387 INFO L263 TraceCheckUtils]: 113: Hoare triple {4941#true} call #t~ret1 := fibo2(~n - 2); {4941#true} is VALID [2020-07-08 12:14:32,387 INFO L280 TraceCheckUtils]: 114: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,388 INFO L280 TraceCheckUtils]: 115: Hoare triple {4941#true} assume ~n < 1;#res := 0; {4941#true} is VALID [2020-07-08 12:14:32,388 INFO L280 TraceCheckUtils]: 116: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,388 INFO L275 TraceCheckUtils]: 117: Hoare quadruple {4941#true} {4941#true} #59#return; {4941#true} is VALID [2020-07-08 12:14:32,388 INFO L280 TraceCheckUtils]: 118: Hoare triple {4941#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4941#true} is VALID [2020-07-08 12:14:32,388 INFO L280 TraceCheckUtils]: 119: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,390 INFO L275 TraceCheckUtils]: 120: Hoare quadruple {4941#true} {5324#(and (= fibo2_~n |fibo2_#in~n|) (<= 4 fibo2_~n))} #55#return; {5343#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,391 INFO L280 TraceCheckUtils]: 121: Hoare triple {5343#(<= 4 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {5343#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,392 INFO L280 TraceCheckUtils]: 122: Hoare triple {5343#(<= 4 |fibo2_#in~n|)} assume true; {5343#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,394 INFO L275 TraceCheckUtils]: 123: Hoare quadruple {5343#(<= 4 |fibo2_#in~n|)} {5132#(<= fibo1_~n 5)} #59#return; {4942#false} is VALID [2020-07-08 12:14:32,394 INFO L280 TraceCheckUtils]: 124: Hoare triple {4942#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4942#false} is VALID [2020-07-08 12:14:32,394 INFO L280 TraceCheckUtils]: 125: Hoare triple {4942#false} assume true; {4942#false} is VALID [2020-07-08 12:14:32,394 INFO L275 TraceCheckUtils]: 126: Hoare quadruple {4942#false} {4945#(<= main_~x~0 5)} #51#return; {4942#false} is VALID [2020-07-08 12:14:32,425 INFO L263 TraceCheckUtils]: 0: Hoare triple {4941#true} call ULTIMATE.init(); {4941#true} is VALID [2020-07-08 12:14:32,425 INFO L280 TraceCheckUtils]: 1: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,425 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4941#true} {4941#true} #47#return; {4941#true} is VALID [2020-07-08 12:14:32,425 INFO L263 TraceCheckUtils]: 3: Hoare triple {4941#true} call #t~ret5 := main(); {4941#true} is VALID [2020-07-08 12:14:32,428 INFO L280 TraceCheckUtils]: 4: Hoare triple {4941#true} ~x~0 := 5; {4945#(<= main_~x~0 5)} is VALID [2020-07-08 12:14:32,429 INFO L263 TraceCheckUtils]: 5: Hoare triple {4945#(<= main_~x~0 5)} call #t~ret4 := fibo1(~x~0); {4941#true} is VALID [2020-07-08 12:14:32,429 INFO L280 TraceCheckUtils]: 6: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,429 INFO L280 TraceCheckUtils]: 7: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,429 INFO L280 TraceCheckUtils]: 8: Hoare triple {4941#true} assume !(1 == ~n); {4941#true} is VALID [2020-07-08 12:14:32,429 INFO L263 TraceCheckUtils]: 9: Hoare triple {4941#true} call #t~ret0 := fibo2(~n - 1); {4941#true} is VALID [2020-07-08 12:14:32,430 INFO L280 TraceCheckUtils]: 10: Hoare triple {4941#true} ~n := #in~n; {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,430 INFO L280 TraceCheckUtils]: 11: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,431 INFO L280 TraceCheckUtils]: 12: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,431 INFO L263 TraceCheckUtils]: 13: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {4941#true} is VALID [2020-07-08 12:14:32,431 INFO L280 TraceCheckUtils]: 14: Hoare triple {4941#true} ~n := #in~n; {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,432 INFO L280 TraceCheckUtils]: 15: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,432 INFO L280 TraceCheckUtils]: 16: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,432 INFO L263 TraceCheckUtils]: 17: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {4941#true} is VALID [2020-07-08 12:14:32,433 INFO L280 TraceCheckUtils]: 18: Hoare triple {4941#true} ~n := #in~n; {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,433 INFO L280 TraceCheckUtils]: 19: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,434 INFO L280 TraceCheckUtils]: 20: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,434 INFO L263 TraceCheckUtils]: 21: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {4941#true} is VALID [2020-07-08 12:14:32,434 INFO L280 TraceCheckUtils]: 22: Hoare triple {4941#true} ~n := #in~n; {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,435 INFO L280 TraceCheckUtils]: 23: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,435 INFO L280 TraceCheckUtils]: 24: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {5282#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:32,436 INFO L280 TraceCheckUtils]: 25: Hoare triple {5282#(<= |fibo1_#in~n| 1)} assume true; {5282#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:32,437 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {5282#(<= |fibo1_#in~n| 1)} {5192#(= fibo2_~n |fibo2_#in~n|)} #53#return; {5276#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:32,438 INFO L280 TraceCheckUtils]: 27: Hoare triple {5276#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {5276#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:32,438 INFO L263 TraceCheckUtils]: 28: Hoare triple {5276#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} call #t~ret3 := fibo1(~n - 2); {4941#true} is VALID [2020-07-08 12:14:32,438 INFO L280 TraceCheckUtils]: 29: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,438 INFO L280 TraceCheckUtils]: 30: Hoare triple {4941#true} assume ~n < 1;#res := 0; {4941#true} is VALID [2020-07-08 12:14:32,438 INFO L280 TraceCheckUtils]: 31: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,439 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {4941#true} {5276#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} #55#return; {5281#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:32,440 INFO L280 TraceCheckUtils]: 33: Hoare triple {5281#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {5281#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:32,440 INFO L280 TraceCheckUtils]: 34: Hoare triple {5281#(<= |fibo2_#in~n| 2)} assume true; {5281#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:32,441 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {5281#(<= |fibo2_#in~n| 2)} {5245#(= fibo1_~n |fibo1_#in~n|)} #57#return; {5264#(and (<= fibo1_~n 3) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:32,442 INFO L280 TraceCheckUtils]: 36: Hoare triple {5264#(and (<= fibo1_~n 3) (= fibo1_~n |fibo1_#in~n|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5264#(and (<= fibo1_~n 3) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:32,442 INFO L263 TraceCheckUtils]: 37: Hoare triple {5264#(and (<= fibo1_~n 3) (= fibo1_~n |fibo1_#in~n|))} call #t~ret1 := fibo2(~n - 2); {4941#true} is VALID [2020-07-08 12:14:32,442 INFO L280 TraceCheckUtils]: 38: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,442 INFO L280 TraceCheckUtils]: 39: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,443 INFO L280 TraceCheckUtils]: 40: Hoare triple {4941#true} assume 1 == ~n;#res := 1; {4941#true} is VALID [2020-07-08 12:14:32,443 INFO L280 TraceCheckUtils]: 41: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,444 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {4941#true} {5264#(and (<= fibo1_~n 3) (= fibo1_~n |fibo1_#in~n|))} #59#return; {5270#(<= |fibo1_#in~n| 3)} is VALID [2020-07-08 12:14:32,444 INFO L280 TraceCheckUtils]: 43: Hoare triple {5270#(<= |fibo1_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {5270#(<= |fibo1_#in~n| 3)} is VALID [2020-07-08 12:14:32,445 INFO L280 TraceCheckUtils]: 44: Hoare triple {5270#(<= |fibo1_#in~n| 3)} assume true; {5270#(<= |fibo1_#in~n| 3)} is VALID [2020-07-08 12:14:32,446 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {5270#(<= |fibo1_#in~n| 3)} {5192#(= fibo2_~n |fibo2_#in~n|)} #53#return; {5225#(and (<= fibo2_~n 4) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:32,446 INFO L280 TraceCheckUtils]: 46: Hoare triple {5225#(and (<= fibo2_~n 4) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {5225#(and (<= fibo2_~n 4) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:32,447 INFO L263 TraceCheckUtils]: 47: Hoare triple {5225#(and (<= fibo2_~n 4) (= fibo2_~n |fibo2_#in~n|))} call #t~ret3 := fibo1(~n - 2); {4941#true} is VALID [2020-07-08 12:14:32,447 INFO L280 TraceCheckUtils]: 48: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,447 INFO L280 TraceCheckUtils]: 49: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,447 INFO L280 TraceCheckUtils]: 50: Hoare triple {4941#true} assume !(1 == ~n); {4941#true} is VALID [2020-07-08 12:14:32,447 INFO L263 TraceCheckUtils]: 51: Hoare triple {4941#true} call #t~ret0 := fibo2(~n - 1); {4941#true} is VALID [2020-07-08 12:14:32,448 INFO L280 TraceCheckUtils]: 52: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,448 INFO L280 TraceCheckUtils]: 53: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,448 INFO L280 TraceCheckUtils]: 54: Hoare triple {4941#true} assume 1 == ~n;#res := 1; {4941#true} is VALID [2020-07-08 12:14:32,448 INFO L280 TraceCheckUtils]: 55: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,448 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {4941#true} {4941#true} #57#return; {4941#true} is VALID [2020-07-08 12:14:32,448 INFO L280 TraceCheckUtils]: 57: Hoare triple {4941#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4941#true} is VALID [2020-07-08 12:14:32,449 INFO L263 TraceCheckUtils]: 58: Hoare triple {4941#true} call #t~ret1 := fibo2(~n - 2); {4941#true} is VALID [2020-07-08 12:14:32,449 INFO L280 TraceCheckUtils]: 59: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,449 INFO L280 TraceCheckUtils]: 60: Hoare triple {4941#true} assume ~n < 1;#res := 0; {4941#true} is VALID [2020-07-08 12:14:32,449 INFO L280 TraceCheckUtils]: 61: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,449 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {4941#true} {4941#true} #59#return; {4941#true} is VALID [2020-07-08 12:14:32,449 INFO L280 TraceCheckUtils]: 63: Hoare triple {4941#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4941#true} is VALID [2020-07-08 12:14:32,450 INFO L280 TraceCheckUtils]: 64: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,451 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {4941#true} {5225#(and (<= fibo2_~n 4) (= fibo2_~n |fibo2_#in~n|))} #55#return; {5244#(<= |fibo2_#in~n| 4)} is VALID [2020-07-08 12:14:32,451 INFO L280 TraceCheckUtils]: 66: Hoare triple {5244#(<= |fibo2_#in~n| 4)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {5244#(<= |fibo2_#in~n| 4)} is VALID [2020-07-08 12:14:32,452 INFO L280 TraceCheckUtils]: 67: Hoare triple {5244#(<= |fibo2_#in~n| 4)} assume true; {5244#(<= |fibo2_#in~n| 4)} is VALID [2020-07-08 12:14:32,453 INFO L275 TraceCheckUtils]: 68: Hoare quadruple {5244#(<= |fibo2_#in~n| 4)} {4941#true} #57#return; {5132#(<= fibo1_~n 5)} is VALID [2020-07-08 12:14:32,453 INFO L280 TraceCheckUtils]: 69: Hoare triple {5132#(<= fibo1_~n 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5132#(<= fibo1_~n 5)} is VALID [2020-07-08 12:14:32,453 INFO L263 TraceCheckUtils]: 70: Hoare triple {5132#(<= fibo1_~n 5)} call #t~ret1 := fibo2(~n - 2); {4941#true} is VALID [2020-07-08 12:14:32,454 INFO L280 TraceCheckUtils]: 71: Hoare triple {4941#true} ~n := #in~n; {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,454 INFO L280 TraceCheckUtils]: 72: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,455 INFO L280 TraceCheckUtils]: 73: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,455 INFO L263 TraceCheckUtils]: 74: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {4941#true} is VALID [2020-07-08 12:14:32,455 INFO L280 TraceCheckUtils]: 75: Hoare triple {4941#true} ~n := #in~n; {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,456 INFO L280 TraceCheckUtils]: 76: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,456 INFO L280 TraceCheckUtils]: 77: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {5245#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,457 INFO L263 TraceCheckUtils]: 78: Hoare triple {5245#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {4941#true} is VALID [2020-07-08 12:14:32,457 INFO L280 TraceCheckUtils]: 79: Hoare triple {4941#true} ~n := #in~n; {5192#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,458 INFO L280 TraceCheckUtils]: 80: Hoare triple {5192#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5369#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:32,459 INFO L280 TraceCheckUtils]: 81: Hoare triple {5369#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:32,459 INFO L263 TraceCheckUtils]: 82: Hoare triple {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret2 := fibo1(~n - 1); {4941#true} is VALID [2020-07-08 12:14:32,459 INFO L280 TraceCheckUtils]: 83: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,459 INFO L280 TraceCheckUtils]: 84: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,459 INFO L280 TraceCheckUtils]: 85: Hoare triple {4941#true} assume 1 == ~n;#res := 1; {4941#true} is VALID [2020-07-08 12:14:32,460 INFO L280 TraceCheckUtils]: 86: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,461 INFO L275 TraceCheckUtils]: 87: Hoare quadruple {4941#true} {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #53#return; {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:32,461 INFO L280 TraceCheckUtils]: 88: Hoare triple {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:32,462 INFO L263 TraceCheckUtils]: 89: Hoare triple {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret3 := fibo1(~n - 2); {4941#true} is VALID [2020-07-08 12:14:32,462 INFO L280 TraceCheckUtils]: 90: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,462 INFO L280 TraceCheckUtils]: 91: Hoare triple {4941#true} assume ~n < 1;#res := 0; {4941#true} is VALID [2020-07-08 12:14:32,462 INFO L280 TraceCheckUtils]: 92: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,464 INFO L275 TraceCheckUtils]: 93: Hoare quadruple {4941#true} {5370#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #55#return; {5380#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,465 INFO L280 TraceCheckUtils]: 94: Hoare triple {5380#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {5380#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,465 INFO L280 TraceCheckUtils]: 95: Hoare triple {5380#(<= 2 |fibo2_#in~n|)} assume true; {5380#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,466 INFO L275 TraceCheckUtils]: 96: Hoare quadruple {5380#(<= 2 |fibo2_#in~n|)} {5245#(= fibo1_~n |fibo1_#in~n|)} #57#return; {5362#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:32,467 INFO L280 TraceCheckUtils]: 97: Hoare triple {5362#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5362#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:32,467 INFO L263 TraceCheckUtils]: 98: Hoare triple {5362#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret1 := fibo2(~n - 2); {4941#true} is VALID [2020-07-08 12:14:32,468 INFO L280 TraceCheckUtils]: 99: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,468 INFO L280 TraceCheckUtils]: 100: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,468 INFO L280 TraceCheckUtils]: 101: Hoare triple {4941#true} assume 1 == ~n;#res := 1; {4941#true} is VALID [2020-07-08 12:14:32,468 INFO L280 TraceCheckUtils]: 102: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,469 INFO L275 TraceCheckUtils]: 103: Hoare quadruple {4941#true} {5362#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #59#return; {5368#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,469 INFO L280 TraceCheckUtils]: 104: Hoare triple {5368#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {5368#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,470 INFO L280 TraceCheckUtils]: 105: Hoare triple {5368#(<= 3 |fibo1_#in~n|)} assume true; {5368#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,471 INFO L275 TraceCheckUtils]: 106: Hoare quadruple {5368#(<= 3 |fibo1_#in~n|)} {5192#(= fibo2_~n |fibo2_#in~n|)} #53#return; {5324#(and (= fibo2_~n |fibo2_#in~n|) (<= 4 fibo2_~n))} is VALID [2020-07-08 12:14:32,472 INFO L280 TraceCheckUtils]: 107: Hoare triple {5324#(and (= fibo2_~n |fibo2_#in~n|) (<= 4 fibo2_~n))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {5324#(and (= fibo2_~n |fibo2_#in~n|) (<= 4 fibo2_~n))} is VALID [2020-07-08 12:14:32,472 INFO L263 TraceCheckUtils]: 108: Hoare triple {5324#(and (= fibo2_~n |fibo2_#in~n|) (<= 4 fibo2_~n))} call #t~ret3 := fibo1(~n - 2); {4941#true} is VALID [2020-07-08 12:14:32,472 INFO L280 TraceCheckUtils]: 109: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,472 INFO L280 TraceCheckUtils]: 110: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,472 INFO L280 TraceCheckUtils]: 111: Hoare triple {4941#true} assume !(1 == ~n); {4941#true} is VALID [2020-07-08 12:14:32,473 INFO L263 TraceCheckUtils]: 112: Hoare triple {4941#true} call #t~ret0 := fibo2(~n - 1); {4941#true} is VALID [2020-07-08 12:14:32,473 INFO L280 TraceCheckUtils]: 113: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,473 INFO L280 TraceCheckUtils]: 114: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,473 INFO L280 TraceCheckUtils]: 115: Hoare triple {4941#true} assume 1 == ~n;#res := 1; {4941#true} is VALID [2020-07-08 12:14:32,473 INFO L280 TraceCheckUtils]: 116: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,473 INFO L275 TraceCheckUtils]: 117: Hoare quadruple {4941#true} {4941#true} #57#return; {4941#true} is VALID [2020-07-08 12:14:32,474 INFO L280 TraceCheckUtils]: 118: Hoare triple {4941#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4941#true} is VALID [2020-07-08 12:14:32,474 INFO L263 TraceCheckUtils]: 119: Hoare triple {4941#true} call #t~ret1 := fibo2(~n - 2); {4941#true} is VALID [2020-07-08 12:14:32,474 INFO L280 TraceCheckUtils]: 120: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,474 INFO L280 TraceCheckUtils]: 121: Hoare triple {4941#true} assume ~n < 1;#res := 0; {4941#true} is VALID [2020-07-08 12:14:32,474 INFO L280 TraceCheckUtils]: 122: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,475 INFO L275 TraceCheckUtils]: 123: Hoare quadruple {4941#true} {4941#true} #59#return; {4941#true} is VALID [2020-07-08 12:14:32,475 INFO L280 TraceCheckUtils]: 124: Hoare triple {4941#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4941#true} is VALID [2020-07-08 12:14:32,475 INFO L280 TraceCheckUtils]: 125: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,476 INFO L275 TraceCheckUtils]: 126: Hoare quadruple {4941#true} {5324#(and (= fibo2_~n |fibo2_#in~n|) (<= 4 fibo2_~n))} #55#return; {5343#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,476 INFO L280 TraceCheckUtils]: 127: Hoare triple {5343#(<= 4 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {5343#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,477 INFO L280 TraceCheckUtils]: 128: Hoare triple {5343#(<= 4 |fibo2_#in~n|)} assume true; {5343#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,478 INFO L275 TraceCheckUtils]: 129: Hoare quadruple {5343#(<= 4 |fibo2_#in~n|)} {5132#(<= fibo1_~n 5)} #59#return; {4942#false} is VALID [2020-07-08 12:14:32,478 INFO L280 TraceCheckUtils]: 130: Hoare triple {4942#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4942#false} is VALID [2020-07-08 12:14:32,478 INFO L280 TraceCheckUtils]: 131: Hoare triple {4942#false} assume true; {4942#false} is VALID [2020-07-08 12:14:32,478 INFO L275 TraceCheckUtils]: 132: Hoare quadruple {4942#false} {4945#(<= main_~x~0 5)} #51#return; {4942#false} is VALID [2020-07-08 12:14:32,478 INFO L280 TraceCheckUtils]: 133: Hoare triple {4942#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {4942#false} is VALID [2020-07-08 12:14:32,479 INFO L280 TraceCheckUtils]: 134: Hoare triple {4942#false} assume 5 != ~result~0; {4942#false} is VALID [2020-07-08 12:14:32,479 INFO L280 TraceCheckUtils]: 135: Hoare triple {4942#false} assume !false; {4942#false} is VALID [2020-07-08 12:14:32,497 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 92 proven. 147 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2020-07-08 12:14:32,498 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231226583] [2020-07-08 12:14:32,498 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1479886355] [2020-07-08 12:14:32,498 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-08 12:14:32,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:32,568 INFO L264 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 12 conjunts are in the unsatisfiable core [2020-07-08 12:14:32,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:32,607 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-08 12:14:32,868 INFO L263 TraceCheckUtils]: 0: Hoare triple {4941#true} call ULTIMATE.init(); {4941#true} is VALID [2020-07-08 12:14:32,869 INFO L280 TraceCheckUtils]: 1: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,869 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4941#true} {4941#true} #47#return; {4941#true} is VALID [2020-07-08 12:14:32,869 INFO L263 TraceCheckUtils]: 3: Hoare triple {4941#true} call #t~ret5 := main(); {4941#true} is VALID [2020-07-08 12:14:32,870 INFO L280 TraceCheckUtils]: 4: Hoare triple {4941#true} ~x~0 := 5; {4945#(<= main_~x~0 5)} is VALID [2020-07-08 12:14:32,870 INFO L263 TraceCheckUtils]: 5: Hoare triple {4945#(<= main_~x~0 5)} call #t~ret4 := fibo1(~x~0); {4941#true} is VALID [2020-07-08 12:14:32,871 INFO L280 TraceCheckUtils]: 6: Hoare triple {4941#true} ~n := #in~n; {5411#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,871 INFO L280 TraceCheckUtils]: 7: Hoare triple {5411#(<= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5411#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,872 INFO L280 TraceCheckUtils]: 8: Hoare triple {5411#(<= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {5411#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,872 INFO L263 TraceCheckUtils]: 9: Hoare triple {5411#(<= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {4941#true} is VALID [2020-07-08 12:14:32,872 INFO L280 TraceCheckUtils]: 10: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,872 INFO L280 TraceCheckUtils]: 11: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,872 INFO L280 TraceCheckUtils]: 12: Hoare triple {4941#true} assume !(1 == ~n); {4941#true} is VALID [2020-07-08 12:14:32,872 INFO L263 TraceCheckUtils]: 13: Hoare triple {4941#true} call #t~ret2 := fibo1(~n - 1); {4941#true} is VALID [2020-07-08 12:14:32,872 INFO L280 TraceCheckUtils]: 14: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,873 INFO L280 TraceCheckUtils]: 15: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,873 INFO L280 TraceCheckUtils]: 16: Hoare triple {4941#true} assume !(1 == ~n); {4941#true} is VALID [2020-07-08 12:14:32,873 INFO L263 TraceCheckUtils]: 17: Hoare triple {4941#true} call #t~ret0 := fibo2(~n - 1); {4941#true} is VALID [2020-07-08 12:14:32,873 INFO L280 TraceCheckUtils]: 18: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,873 INFO L280 TraceCheckUtils]: 19: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,873 INFO L280 TraceCheckUtils]: 20: Hoare triple {4941#true} assume !(1 == ~n); {4941#true} is VALID [2020-07-08 12:14:32,874 INFO L263 TraceCheckUtils]: 21: Hoare triple {4941#true} call #t~ret2 := fibo1(~n - 1); {4941#true} is VALID [2020-07-08 12:14:32,874 INFO L280 TraceCheckUtils]: 22: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,874 INFO L280 TraceCheckUtils]: 23: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,874 INFO L280 TraceCheckUtils]: 24: Hoare triple {4941#true} assume 1 == ~n;#res := 1; {4941#true} is VALID [2020-07-08 12:14:32,875 INFO L280 TraceCheckUtils]: 25: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,875 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {4941#true} {4941#true} #53#return; {4941#true} is VALID [2020-07-08 12:14:32,875 INFO L280 TraceCheckUtils]: 27: Hoare triple {4941#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {4941#true} is VALID [2020-07-08 12:14:32,875 INFO L263 TraceCheckUtils]: 28: Hoare triple {4941#true} call #t~ret3 := fibo1(~n - 2); {4941#true} is VALID [2020-07-08 12:14:32,875 INFO L280 TraceCheckUtils]: 29: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,875 INFO L280 TraceCheckUtils]: 30: Hoare triple {4941#true} assume ~n < 1;#res := 0; {4941#true} is VALID [2020-07-08 12:14:32,876 INFO L280 TraceCheckUtils]: 31: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,876 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {4941#true} {4941#true} #55#return; {4941#true} is VALID [2020-07-08 12:14:32,876 INFO L280 TraceCheckUtils]: 33: Hoare triple {4941#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {4941#true} is VALID [2020-07-08 12:14:32,876 INFO L280 TraceCheckUtils]: 34: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,876 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {4941#true} {4941#true} #57#return; {4941#true} is VALID [2020-07-08 12:14:32,877 INFO L280 TraceCheckUtils]: 36: Hoare triple {4941#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4941#true} is VALID [2020-07-08 12:14:32,877 INFO L263 TraceCheckUtils]: 37: Hoare triple {4941#true} call #t~ret1 := fibo2(~n - 2); {4941#true} is VALID [2020-07-08 12:14:32,877 INFO L280 TraceCheckUtils]: 38: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,877 INFO L280 TraceCheckUtils]: 39: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,877 INFO L280 TraceCheckUtils]: 40: Hoare triple {4941#true} assume 1 == ~n;#res := 1; {4941#true} is VALID [2020-07-08 12:14:32,877 INFO L280 TraceCheckUtils]: 41: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,878 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {4941#true} {4941#true} #59#return; {4941#true} is VALID [2020-07-08 12:14:32,878 INFO L280 TraceCheckUtils]: 43: Hoare triple {4941#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4941#true} is VALID [2020-07-08 12:14:32,878 INFO L280 TraceCheckUtils]: 44: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,878 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {4941#true} {4941#true} #53#return; {4941#true} is VALID [2020-07-08 12:14:32,878 INFO L280 TraceCheckUtils]: 46: Hoare triple {4941#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {4941#true} is VALID [2020-07-08 12:14:32,879 INFO L263 TraceCheckUtils]: 47: Hoare triple {4941#true} call #t~ret3 := fibo1(~n - 2); {4941#true} is VALID [2020-07-08 12:14:32,879 INFO L280 TraceCheckUtils]: 48: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,879 INFO L280 TraceCheckUtils]: 49: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,879 INFO L280 TraceCheckUtils]: 50: Hoare triple {4941#true} assume !(1 == ~n); {4941#true} is VALID [2020-07-08 12:14:32,879 INFO L263 TraceCheckUtils]: 51: Hoare triple {4941#true} call #t~ret0 := fibo2(~n - 1); {4941#true} is VALID [2020-07-08 12:14:32,879 INFO L280 TraceCheckUtils]: 52: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,880 INFO L280 TraceCheckUtils]: 53: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,880 INFO L280 TraceCheckUtils]: 54: Hoare triple {4941#true} assume 1 == ~n;#res := 1; {4941#true} is VALID [2020-07-08 12:14:32,880 INFO L280 TraceCheckUtils]: 55: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,880 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {4941#true} {4941#true} #57#return; {4941#true} is VALID [2020-07-08 12:14:32,880 INFO L280 TraceCheckUtils]: 57: Hoare triple {4941#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4941#true} is VALID [2020-07-08 12:14:32,881 INFO L263 TraceCheckUtils]: 58: Hoare triple {4941#true} call #t~ret1 := fibo2(~n - 2); {4941#true} is VALID [2020-07-08 12:14:32,881 INFO L280 TraceCheckUtils]: 59: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,881 INFO L280 TraceCheckUtils]: 60: Hoare triple {4941#true} assume ~n < 1;#res := 0; {4941#true} is VALID [2020-07-08 12:14:32,881 INFO L280 TraceCheckUtils]: 61: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,881 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {4941#true} {4941#true} #59#return; {4941#true} is VALID [2020-07-08 12:14:32,881 INFO L280 TraceCheckUtils]: 63: Hoare triple {4941#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4941#true} is VALID [2020-07-08 12:14:32,882 INFO L280 TraceCheckUtils]: 64: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,882 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {4941#true} {4941#true} #55#return; {4941#true} is VALID [2020-07-08 12:14:32,882 INFO L280 TraceCheckUtils]: 66: Hoare triple {4941#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {4941#true} is VALID [2020-07-08 12:14:32,882 INFO L280 TraceCheckUtils]: 67: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,883 INFO L275 TraceCheckUtils]: 68: Hoare quadruple {4941#true} {5411#(<= fibo1_~n |fibo1_#in~n|)} #57#return; {5411#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,888 INFO L280 TraceCheckUtils]: 69: Hoare triple {5411#(<= fibo1_~n |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5411#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,889 INFO L263 TraceCheckUtils]: 70: Hoare triple {5411#(<= fibo1_~n |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {4941#true} is VALID [2020-07-08 12:14:32,889 INFO L280 TraceCheckUtils]: 71: Hoare triple {4941#true} ~n := #in~n; {5607#(<= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,890 INFO L280 TraceCheckUtils]: 72: Hoare triple {5607#(<= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5607#(<= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,891 INFO L280 TraceCheckUtils]: 73: Hoare triple {5607#(<= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {5607#(<= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,891 INFO L263 TraceCheckUtils]: 74: Hoare triple {5607#(<= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {4941#true} is VALID [2020-07-08 12:14:32,891 INFO L280 TraceCheckUtils]: 75: Hoare triple {4941#true} ~n := #in~n; {5411#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,892 INFO L280 TraceCheckUtils]: 76: Hoare triple {5411#(<= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5411#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,895 INFO L280 TraceCheckUtils]: 77: Hoare triple {5411#(<= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {5411#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,896 INFO L263 TraceCheckUtils]: 78: Hoare triple {5411#(<= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {4941#true} is VALID [2020-07-08 12:14:32,896 INFO L280 TraceCheckUtils]: 79: Hoare triple {4941#true} ~n := #in~n; {5607#(<= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,897 INFO L280 TraceCheckUtils]: 80: Hoare triple {5607#(<= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5607#(<= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,897 INFO L280 TraceCheckUtils]: 81: Hoare triple {5607#(<= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {5607#(<= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,897 INFO L263 TraceCheckUtils]: 82: Hoare triple {5607#(<= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {4941#true} is VALID [2020-07-08 12:14:32,898 INFO L280 TraceCheckUtils]: 83: Hoare triple {4941#true} ~n := #in~n; {5411#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,899 INFO L280 TraceCheckUtils]: 84: Hoare triple {5411#(<= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5647#(<= 1 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,899 INFO L280 TraceCheckUtils]: 85: Hoare triple {5647#(<= 1 |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {5647#(<= 1 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,900 INFO L280 TraceCheckUtils]: 86: Hoare triple {5647#(<= 1 |fibo1_#in~n|)} assume true; {5647#(<= 1 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,901 INFO L275 TraceCheckUtils]: 87: Hoare quadruple {5647#(<= 1 |fibo1_#in~n|)} {5607#(<= fibo2_~n |fibo2_#in~n|)} #53#return; {5380#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,901 INFO L280 TraceCheckUtils]: 88: Hoare triple {5380#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {5380#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,901 INFO L263 TraceCheckUtils]: 89: Hoare triple {5380#(<= 2 |fibo2_#in~n|)} call #t~ret3 := fibo1(~n - 2); {4941#true} is VALID [2020-07-08 12:14:32,901 INFO L280 TraceCheckUtils]: 90: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,902 INFO L280 TraceCheckUtils]: 91: Hoare triple {4941#true} assume ~n < 1;#res := 0; {4941#true} is VALID [2020-07-08 12:14:32,902 INFO L280 TraceCheckUtils]: 92: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,903 INFO L275 TraceCheckUtils]: 93: Hoare quadruple {4941#true} {5380#(<= 2 |fibo2_#in~n|)} #55#return; {5380#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,903 INFO L280 TraceCheckUtils]: 94: Hoare triple {5380#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {5380#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,904 INFO L280 TraceCheckUtils]: 95: Hoare triple {5380#(<= 2 |fibo2_#in~n|)} assume true; {5380#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,905 INFO L275 TraceCheckUtils]: 96: Hoare quadruple {5380#(<= 2 |fibo2_#in~n|)} {5411#(<= fibo1_~n |fibo1_#in~n|)} #57#return; {5368#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,905 INFO L280 TraceCheckUtils]: 97: Hoare triple {5368#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5368#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,905 INFO L263 TraceCheckUtils]: 98: Hoare triple {5368#(<= 3 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {4941#true} is VALID [2020-07-08 12:14:32,906 INFO L280 TraceCheckUtils]: 99: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,906 INFO L280 TraceCheckUtils]: 100: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,906 INFO L280 TraceCheckUtils]: 101: Hoare triple {4941#true} assume 1 == ~n;#res := 1; {4941#true} is VALID [2020-07-08 12:14:32,906 INFO L280 TraceCheckUtils]: 102: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,907 INFO L275 TraceCheckUtils]: 103: Hoare quadruple {4941#true} {5368#(<= 3 |fibo1_#in~n|)} #59#return; {5368#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,907 INFO L280 TraceCheckUtils]: 104: Hoare triple {5368#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {5368#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,908 INFO L280 TraceCheckUtils]: 105: Hoare triple {5368#(<= 3 |fibo1_#in~n|)} assume true; {5368#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,909 INFO L275 TraceCheckUtils]: 106: Hoare quadruple {5368#(<= 3 |fibo1_#in~n|)} {5607#(<= fibo2_~n |fibo2_#in~n|)} #53#return; {5343#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,910 INFO L280 TraceCheckUtils]: 107: Hoare triple {5343#(<= 4 |fibo2_#in~n|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {5343#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,910 INFO L263 TraceCheckUtils]: 108: Hoare triple {5343#(<= 4 |fibo2_#in~n|)} call #t~ret3 := fibo1(~n - 2); {4941#true} is VALID [2020-07-08 12:14:32,910 INFO L280 TraceCheckUtils]: 109: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,910 INFO L280 TraceCheckUtils]: 110: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,910 INFO L280 TraceCheckUtils]: 111: Hoare triple {4941#true} assume !(1 == ~n); {4941#true} is VALID [2020-07-08 12:14:32,911 INFO L263 TraceCheckUtils]: 112: Hoare triple {4941#true} call #t~ret0 := fibo2(~n - 1); {4941#true} is VALID [2020-07-08 12:14:32,911 INFO L280 TraceCheckUtils]: 113: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,911 INFO L280 TraceCheckUtils]: 114: Hoare triple {4941#true} assume !(~n < 1); {4941#true} is VALID [2020-07-08 12:14:32,911 INFO L280 TraceCheckUtils]: 115: Hoare triple {4941#true} assume 1 == ~n;#res := 1; {4941#true} is VALID [2020-07-08 12:14:32,911 INFO L280 TraceCheckUtils]: 116: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,912 INFO L275 TraceCheckUtils]: 117: Hoare quadruple {4941#true} {4941#true} #57#return; {4941#true} is VALID [2020-07-08 12:14:32,912 INFO L280 TraceCheckUtils]: 118: Hoare triple {4941#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4941#true} is VALID [2020-07-08 12:14:32,912 INFO L263 TraceCheckUtils]: 119: Hoare triple {4941#true} call #t~ret1 := fibo2(~n - 2); {4941#true} is VALID [2020-07-08 12:14:32,912 INFO L280 TraceCheckUtils]: 120: Hoare triple {4941#true} ~n := #in~n; {4941#true} is VALID [2020-07-08 12:14:32,912 INFO L280 TraceCheckUtils]: 121: Hoare triple {4941#true} assume ~n < 1;#res := 0; {4941#true} is VALID [2020-07-08 12:14:32,912 INFO L280 TraceCheckUtils]: 122: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,913 INFO L275 TraceCheckUtils]: 123: Hoare quadruple {4941#true} {4941#true} #59#return; {4941#true} is VALID [2020-07-08 12:14:32,913 INFO L280 TraceCheckUtils]: 124: Hoare triple {4941#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {4941#true} is VALID [2020-07-08 12:14:32,913 INFO L280 TraceCheckUtils]: 125: Hoare triple {4941#true} assume true; {4941#true} is VALID [2020-07-08 12:14:32,914 INFO L275 TraceCheckUtils]: 126: Hoare quadruple {4941#true} {5343#(<= 4 |fibo2_#in~n|)} #55#return; {5343#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,914 INFO L280 TraceCheckUtils]: 127: Hoare triple {5343#(<= 4 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {5343#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,915 INFO L280 TraceCheckUtils]: 128: Hoare triple {5343#(<= 4 |fibo2_#in~n|)} assume true; {5343#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:32,916 INFO L275 TraceCheckUtils]: 129: Hoare quadruple {5343#(<= 4 |fibo2_#in~n|)} {5411#(<= fibo1_~n |fibo1_#in~n|)} #59#return; {5783#(<= 6 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,916 INFO L280 TraceCheckUtils]: 130: Hoare triple {5783#(<= 6 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {5783#(<= 6 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,917 INFO L280 TraceCheckUtils]: 131: Hoare triple {5783#(<= 6 |fibo1_#in~n|)} assume true; {5783#(<= 6 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:32,918 INFO L275 TraceCheckUtils]: 132: Hoare quadruple {5783#(<= 6 |fibo1_#in~n|)} {4945#(<= main_~x~0 5)} #51#return; {4942#false} is VALID [2020-07-08 12:14:32,918 INFO L280 TraceCheckUtils]: 133: Hoare triple {4942#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {4942#false} is VALID [2020-07-08 12:14:32,918 INFO L280 TraceCheckUtils]: 134: Hoare triple {4942#false} assume 5 != ~result~0; {4942#false} is VALID [2020-07-08 12:14:32,918 INFO L280 TraceCheckUtils]: 135: Hoare triple {4942#false} assume !false; {4942#false} is VALID [2020-07-08 12:14:32,930 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 131 proven. 51 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2020-07-08 12:14:32,930 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-08 12:14:32,930 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 10] total 24 [2020-07-08 12:14:32,931 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906902390] [2020-07-08 12:14:32,932 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 136 [2020-07-08 12:14:32,953 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 12:14:32,954 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 24 states. [2020-07-08 12:14:33,082 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 119 edges. 119 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:14:33,082 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-07-08 12:14:33,082 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 12:14:33,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-07-08 12:14:33,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=471, Unknown=0, NotChecked=0, Total=552 [2020-07-08 12:14:33,083 INFO L87 Difference]: Start difference. First operand 101 states and 154 transitions. Second operand 24 states. [2020-07-08 12:14:35,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:35,380 INFO L93 Difference]: Finished difference Result 238 states and 428 transitions. [2020-07-08 12:14:35,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-07-08 12:14:35,381 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 136 [2020-07-08 12:14:35,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 12:14:35,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2020-07-08 12:14:35,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 176 transitions. [2020-07-08 12:14:35,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2020-07-08 12:14:35,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 176 transitions. [2020-07-08 12:14:35,392 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 31 states and 176 transitions. [2020-07-08 12:14:35,628 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 176 edges. 176 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:14:35,634 INFO L225 Difference]: With dead ends: 238 [2020-07-08 12:14:35,634 INFO L226 Difference]: Without dead ends: 135 [2020-07-08 12:14:35,636 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 341 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=215, Invalid=1191, Unknown=0, NotChecked=0, Total=1406 [2020-07-08 12:14:35,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2020-07-08 12:14:35,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 112. [2020-07-08 12:14:35,704 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 12:14:35,704 INFO L82 GeneralOperation]: Start isEquivalent. First operand 135 states. Second operand 112 states. [2020-07-08 12:14:35,704 INFO L74 IsIncluded]: Start isIncluded. First operand 135 states. Second operand 112 states. [2020-07-08 12:14:35,704 INFO L87 Difference]: Start difference. First operand 135 states. Second operand 112 states. [2020-07-08 12:14:35,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:35,711 INFO L93 Difference]: Finished difference Result 135 states and 195 transitions. [2020-07-08 12:14:35,711 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 195 transitions. [2020-07-08 12:14:35,712 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:14:35,712 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:14:35,712 INFO L74 IsIncluded]: Start isIncluded. First operand 112 states. Second operand 135 states. [2020-07-08 12:14:35,713 INFO L87 Difference]: Start difference. First operand 112 states. Second operand 135 states. [2020-07-08 12:14:35,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:35,718 INFO L93 Difference]: Finished difference Result 135 states and 195 transitions. [2020-07-08 12:14:35,719 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 195 transitions. [2020-07-08 12:14:35,720 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:14:35,720 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:14:35,720 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 12:14:35,720 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 12:14:35,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2020-07-08 12:14:35,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 160 transitions. [2020-07-08 12:14:35,725 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 160 transitions. Word has length 136 [2020-07-08 12:14:35,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 12:14:35,725 INFO L479 AbstractCegarLoop]: Abstraction has 112 states and 160 transitions. [2020-07-08 12:14:35,726 INFO L480 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-07-08 12:14:35,726 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 160 transitions. [2020-07-08 12:14:35,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-07-08 12:14:35,727 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 12:14:35,728 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 12:14:35,940 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-08 12:14:35,941 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 12:14:35,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 12:14:35,942 INFO L82 PathProgramCache]: Analyzing trace with hash -46122593, now seen corresponding path program 2 times [2020-07-08 12:14:35,942 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 12:14:35,943 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396291025] [2020-07-08 12:14:35,943 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 12:14:35,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:35,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:35,987 INFO L280 TraceCheckUtils]: 0: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:35,987 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6555#true} {6555#true} #47#return; {6555#true} is VALID [2020-07-08 12:14:36,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:36,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:36,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:36,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:36,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:36,207 INFO L280 TraceCheckUtils]: 0: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,208 INFO L280 TraceCheckUtils]: 1: Hoare triple {6555#true} assume !(~n < 1); {6555#true} is VALID [2020-07-08 12:14:36,208 INFO L280 TraceCheckUtils]: 2: Hoare triple {6555#true} assume 1 == ~n;#res := 1; {6555#true} is VALID [2020-07-08 12:14:36,209 INFO L280 TraceCheckUtils]: 3: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,210 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {6555#true} {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #53#return; {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:36,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:36,216 INFO L280 TraceCheckUtils]: 0: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,217 INFO L280 TraceCheckUtils]: 1: Hoare triple {6555#true} assume ~n < 1;#res := 0; {6555#true} is VALID [2020-07-08 12:14:36,217 INFO L280 TraceCheckUtils]: 2: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,218 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6555#true} {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #55#return; {6814#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,219 INFO L280 TraceCheckUtils]: 0: Hoare triple {6555#true} ~n := #in~n; {6724#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,220 INFO L280 TraceCheckUtils]: 1: Hoare triple {6724#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {6803#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:36,220 INFO L280 TraceCheckUtils]: 2: Hoare triple {6803#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:36,221 INFO L263 TraceCheckUtils]: 3: Hoare triple {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret2 := fibo1(~n - 1); {6555#true} is VALID [2020-07-08 12:14:36,221 INFO L280 TraceCheckUtils]: 4: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,221 INFO L280 TraceCheckUtils]: 5: Hoare triple {6555#true} assume !(~n < 1); {6555#true} is VALID [2020-07-08 12:14:36,221 INFO L280 TraceCheckUtils]: 6: Hoare triple {6555#true} assume 1 == ~n;#res := 1; {6555#true} is VALID [2020-07-08 12:14:36,222 INFO L280 TraceCheckUtils]: 7: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,223 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {6555#true} {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #53#return; {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:36,224 INFO L280 TraceCheckUtils]: 9: Hoare triple {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:36,224 INFO L263 TraceCheckUtils]: 10: Hoare triple {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret3 := fibo1(~n - 2); {6555#true} is VALID [2020-07-08 12:14:36,224 INFO L280 TraceCheckUtils]: 11: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,224 INFO L280 TraceCheckUtils]: 12: Hoare triple {6555#true} assume ~n < 1;#res := 0; {6555#true} is VALID [2020-07-08 12:14:36,225 INFO L280 TraceCheckUtils]: 13: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,226 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {6555#true} {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #55#return; {6814#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,227 INFO L280 TraceCheckUtils]: 15: Hoare triple {6814#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {6814#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,227 INFO L280 TraceCheckUtils]: 16: Hoare triple {6814#(<= 2 |fibo2_#in~n|)} assume true; {6814#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,228 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {6814#(<= 2 |fibo2_#in~n|)} {6777#(= fibo1_~n |fibo1_#in~n|)} #57#return; {6796#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:36,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:36,246 INFO L280 TraceCheckUtils]: 0: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,246 INFO L280 TraceCheckUtils]: 1: Hoare triple {6555#true} assume !(~n < 1); {6555#true} is VALID [2020-07-08 12:14:36,247 INFO L280 TraceCheckUtils]: 2: Hoare triple {6555#true} assume 1 == ~n;#res := 1; {6555#true} is VALID [2020-07-08 12:14:36,247 INFO L280 TraceCheckUtils]: 3: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,248 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {6555#true} {6796#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #59#return; {6802#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:36,249 INFO L280 TraceCheckUtils]: 0: Hoare triple {6555#true} ~n := #in~n; {6777#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:36,249 INFO L280 TraceCheckUtils]: 1: Hoare triple {6777#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {6777#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:36,250 INFO L280 TraceCheckUtils]: 2: Hoare triple {6777#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {6777#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:36,250 INFO L263 TraceCheckUtils]: 3: Hoare triple {6777#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {6555#true} is VALID [2020-07-08 12:14:36,251 INFO L280 TraceCheckUtils]: 4: Hoare triple {6555#true} ~n := #in~n; {6724#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,251 INFO L280 TraceCheckUtils]: 5: Hoare triple {6724#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {6803#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:36,252 INFO L280 TraceCheckUtils]: 6: Hoare triple {6803#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:36,252 INFO L263 TraceCheckUtils]: 7: Hoare triple {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret2 := fibo1(~n - 1); {6555#true} is VALID [2020-07-08 12:14:36,253 INFO L280 TraceCheckUtils]: 8: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,253 INFO L280 TraceCheckUtils]: 9: Hoare triple {6555#true} assume !(~n < 1); {6555#true} is VALID [2020-07-08 12:14:36,253 INFO L280 TraceCheckUtils]: 10: Hoare triple {6555#true} assume 1 == ~n;#res := 1; {6555#true} is VALID [2020-07-08 12:14:36,253 INFO L280 TraceCheckUtils]: 11: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,254 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {6555#true} {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #53#return; {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:36,255 INFO L280 TraceCheckUtils]: 13: Hoare triple {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:36,255 INFO L263 TraceCheckUtils]: 14: Hoare triple {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret3 := fibo1(~n - 2); {6555#true} is VALID [2020-07-08 12:14:36,255 INFO L280 TraceCheckUtils]: 15: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,256 INFO L280 TraceCheckUtils]: 16: Hoare triple {6555#true} assume ~n < 1;#res := 0; {6555#true} is VALID [2020-07-08 12:14:36,256 INFO L280 TraceCheckUtils]: 17: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,258 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {6555#true} {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #55#return; {6814#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,258 INFO L280 TraceCheckUtils]: 19: Hoare triple {6814#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {6814#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,259 INFO L280 TraceCheckUtils]: 20: Hoare triple {6814#(<= 2 |fibo2_#in~n|)} assume true; {6814#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,261 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {6814#(<= 2 |fibo2_#in~n|)} {6777#(= fibo1_~n |fibo1_#in~n|)} #57#return; {6796#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:36,262 INFO L280 TraceCheckUtils]: 22: Hoare triple {6796#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {6796#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:36,262 INFO L263 TraceCheckUtils]: 23: Hoare triple {6796#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret1 := fibo2(~n - 2); {6555#true} is VALID [2020-07-08 12:14:36,262 INFO L280 TraceCheckUtils]: 24: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,263 INFO L280 TraceCheckUtils]: 25: Hoare triple {6555#true} assume !(~n < 1); {6555#true} is VALID [2020-07-08 12:14:36,263 INFO L280 TraceCheckUtils]: 26: Hoare triple {6555#true} assume 1 == ~n;#res := 1; {6555#true} is VALID [2020-07-08 12:14:36,263 INFO L280 TraceCheckUtils]: 27: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,265 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {6555#true} {6796#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #59#return; {6802#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:36,267 INFO L280 TraceCheckUtils]: 29: Hoare triple {6802#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {6802#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:36,267 INFO L280 TraceCheckUtils]: 30: Hoare triple {6802#(<= 3 |fibo1_#in~n|)} assume true; {6802#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:36,269 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {6802#(<= 3 |fibo1_#in~n|)} {6724#(= fibo2_~n |fibo2_#in~n|)} #53#return; {6757#(and (= fibo2_~n |fibo2_#in~n|) (<= 4 fibo2_~n))} is VALID [2020-07-08 12:14:36,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:36,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:36,286 INFO L280 TraceCheckUtils]: 0: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,287 INFO L280 TraceCheckUtils]: 1: Hoare triple {6555#true} assume !(~n < 1); {6555#true} is VALID [2020-07-08 12:14:36,287 INFO L280 TraceCheckUtils]: 2: Hoare triple {6555#true} assume 1 == ~n;#res := 1; {6555#true} is VALID [2020-07-08 12:14:36,287 INFO L280 TraceCheckUtils]: 3: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,288 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {6555#true} {6555#true} #57#return; {6555#true} is VALID [2020-07-08 12:14:36,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:36,296 INFO L280 TraceCheckUtils]: 0: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,297 INFO L280 TraceCheckUtils]: 1: Hoare triple {6555#true} assume ~n < 1;#res := 0; {6555#true} is VALID [2020-07-08 12:14:36,297 INFO L280 TraceCheckUtils]: 2: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,297 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6555#true} {6555#true} #59#return; {6555#true} is VALID [2020-07-08 12:14:36,297 INFO L280 TraceCheckUtils]: 0: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,298 INFO L280 TraceCheckUtils]: 1: Hoare triple {6555#true} assume !(~n < 1); {6555#true} is VALID [2020-07-08 12:14:36,298 INFO L280 TraceCheckUtils]: 2: Hoare triple {6555#true} assume !(1 == ~n); {6555#true} is VALID [2020-07-08 12:14:36,298 INFO L263 TraceCheckUtils]: 3: Hoare triple {6555#true} call #t~ret0 := fibo2(~n - 1); {6555#true} is VALID [2020-07-08 12:14:36,298 INFO L280 TraceCheckUtils]: 4: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,298 INFO L280 TraceCheckUtils]: 5: Hoare triple {6555#true} assume !(~n < 1); {6555#true} is VALID [2020-07-08 12:14:36,299 INFO L280 TraceCheckUtils]: 6: Hoare triple {6555#true} assume 1 == ~n;#res := 1; {6555#true} is VALID [2020-07-08 12:14:36,299 INFO L280 TraceCheckUtils]: 7: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,299 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {6555#true} {6555#true} #57#return; {6555#true} is VALID [2020-07-08 12:14:36,299 INFO L280 TraceCheckUtils]: 9: Hoare triple {6555#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {6555#true} is VALID [2020-07-08 12:14:36,299 INFO L263 TraceCheckUtils]: 10: Hoare triple {6555#true} call #t~ret1 := fibo2(~n - 2); {6555#true} is VALID [2020-07-08 12:14:36,300 INFO L280 TraceCheckUtils]: 11: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,300 INFO L280 TraceCheckUtils]: 12: Hoare triple {6555#true} assume ~n < 1;#res := 0; {6555#true} is VALID [2020-07-08 12:14:36,300 INFO L280 TraceCheckUtils]: 13: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,301 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {6555#true} {6555#true} #59#return; {6555#true} is VALID [2020-07-08 12:14:36,301 INFO L280 TraceCheckUtils]: 15: Hoare triple {6555#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {6555#true} is VALID [2020-07-08 12:14:36,301 INFO L280 TraceCheckUtils]: 16: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,303 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {6555#true} {6757#(and (= fibo2_~n |fibo2_#in~n|) (<= 4 fibo2_~n))} #55#return; {6776#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,304 INFO L280 TraceCheckUtils]: 0: Hoare triple {6555#true} ~n := #in~n; {6724#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,305 INFO L280 TraceCheckUtils]: 1: Hoare triple {6724#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {6724#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,305 INFO L280 TraceCheckUtils]: 2: Hoare triple {6724#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {6724#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,306 INFO L263 TraceCheckUtils]: 3: Hoare triple {6724#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {6555#true} is VALID [2020-07-08 12:14:36,306 INFO L280 TraceCheckUtils]: 4: Hoare triple {6555#true} ~n := #in~n; {6777#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:36,307 INFO L280 TraceCheckUtils]: 5: Hoare triple {6777#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {6777#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:36,308 INFO L280 TraceCheckUtils]: 6: Hoare triple {6777#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {6777#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:36,308 INFO L263 TraceCheckUtils]: 7: Hoare triple {6777#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {6555#true} is VALID [2020-07-08 12:14:36,309 INFO L280 TraceCheckUtils]: 8: Hoare triple {6555#true} ~n := #in~n; {6724#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,310 INFO L280 TraceCheckUtils]: 9: Hoare triple {6724#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {6803#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:36,311 INFO L280 TraceCheckUtils]: 10: Hoare triple {6803#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:36,312 INFO L263 TraceCheckUtils]: 11: Hoare triple {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret2 := fibo1(~n - 1); {6555#true} is VALID [2020-07-08 12:14:36,312 INFO L280 TraceCheckUtils]: 12: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,312 INFO L280 TraceCheckUtils]: 13: Hoare triple {6555#true} assume !(~n < 1); {6555#true} is VALID [2020-07-08 12:14:36,312 INFO L280 TraceCheckUtils]: 14: Hoare triple {6555#true} assume 1 == ~n;#res := 1; {6555#true} is VALID [2020-07-08 12:14:36,313 INFO L280 TraceCheckUtils]: 15: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,314 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {6555#true} {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #53#return; {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:36,314 INFO L280 TraceCheckUtils]: 17: Hoare triple {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:36,315 INFO L263 TraceCheckUtils]: 18: Hoare triple {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret3 := fibo1(~n - 2); {6555#true} is VALID [2020-07-08 12:14:36,315 INFO L280 TraceCheckUtils]: 19: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,315 INFO L280 TraceCheckUtils]: 20: Hoare triple {6555#true} assume ~n < 1;#res := 0; {6555#true} is VALID [2020-07-08 12:14:36,315 INFO L280 TraceCheckUtils]: 21: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,317 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {6555#true} {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #55#return; {6814#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,317 INFO L280 TraceCheckUtils]: 23: Hoare triple {6814#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {6814#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,318 INFO L280 TraceCheckUtils]: 24: Hoare triple {6814#(<= 2 |fibo2_#in~n|)} assume true; {6814#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,319 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {6814#(<= 2 |fibo2_#in~n|)} {6777#(= fibo1_~n |fibo1_#in~n|)} #57#return; {6796#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:36,319 INFO L280 TraceCheckUtils]: 26: Hoare triple {6796#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {6796#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:36,320 INFO L263 TraceCheckUtils]: 27: Hoare triple {6796#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret1 := fibo2(~n - 2); {6555#true} is VALID [2020-07-08 12:14:36,320 INFO L280 TraceCheckUtils]: 28: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,320 INFO L280 TraceCheckUtils]: 29: Hoare triple {6555#true} assume !(~n < 1); {6555#true} is VALID [2020-07-08 12:14:36,320 INFO L280 TraceCheckUtils]: 30: Hoare triple {6555#true} assume 1 == ~n;#res := 1; {6555#true} is VALID [2020-07-08 12:14:36,321 INFO L280 TraceCheckUtils]: 31: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,321 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {6555#true} {6796#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #59#return; {6802#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:36,322 INFO L280 TraceCheckUtils]: 33: Hoare triple {6802#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {6802#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:36,323 INFO L280 TraceCheckUtils]: 34: Hoare triple {6802#(<= 3 |fibo1_#in~n|)} assume true; {6802#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:36,324 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {6802#(<= 3 |fibo1_#in~n|)} {6724#(= fibo2_~n |fibo2_#in~n|)} #53#return; {6757#(and (= fibo2_~n |fibo2_#in~n|) (<= 4 fibo2_~n))} is VALID [2020-07-08 12:14:36,325 INFO L280 TraceCheckUtils]: 36: Hoare triple {6757#(and (= fibo2_~n |fibo2_#in~n|) (<= 4 fibo2_~n))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {6757#(and (= fibo2_~n |fibo2_#in~n|) (<= 4 fibo2_~n))} is VALID [2020-07-08 12:14:36,325 INFO L263 TraceCheckUtils]: 37: Hoare triple {6757#(and (= fibo2_~n |fibo2_#in~n|) (<= 4 fibo2_~n))} call #t~ret3 := fibo1(~n - 2); {6555#true} is VALID [2020-07-08 12:14:36,325 INFO L280 TraceCheckUtils]: 38: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,326 INFO L280 TraceCheckUtils]: 39: Hoare triple {6555#true} assume !(~n < 1); {6555#true} is VALID [2020-07-08 12:14:36,326 INFO L280 TraceCheckUtils]: 40: Hoare triple {6555#true} assume !(1 == ~n); {6555#true} is VALID [2020-07-08 12:14:36,326 INFO L263 TraceCheckUtils]: 41: Hoare triple {6555#true} call #t~ret0 := fibo2(~n - 1); {6555#true} is VALID [2020-07-08 12:14:36,326 INFO L280 TraceCheckUtils]: 42: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,326 INFO L280 TraceCheckUtils]: 43: Hoare triple {6555#true} assume !(~n < 1); {6555#true} is VALID [2020-07-08 12:14:36,327 INFO L280 TraceCheckUtils]: 44: Hoare triple {6555#true} assume 1 == ~n;#res := 1; {6555#true} is VALID [2020-07-08 12:14:36,327 INFO L280 TraceCheckUtils]: 45: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,327 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {6555#true} {6555#true} #57#return; {6555#true} is VALID [2020-07-08 12:14:36,327 INFO L280 TraceCheckUtils]: 47: Hoare triple {6555#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {6555#true} is VALID [2020-07-08 12:14:36,327 INFO L263 TraceCheckUtils]: 48: Hoare triple {6555#true} call #t~ret1 := fibo2(~n - 2); {6555#true} is VALID [2020-07-08 12:14:36,328 INFO L280 TraceCheckUtils]: 49: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,328 INFO L280 TraceCheckUtils]: 50: Hoare triple {6555#true} assume ~n < 1;#res := 0; {6555#true} is VALID [2020-07-08 12:14:36,328 INFO L280 TraceCheckUtils]: 51: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,328 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {6555#true} {6555#true} #59#return; {6555#true} is VALID [2020-07-08 12:14:36,328 INFO L280 TraceCheckUtils]: 53: Hoare triple {6555#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {6555#true} is VALID [2020-07-08 12:14:36,329 INFO L280 TraceCheckUtils]: 54: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,330 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {6555#true} {6757#(and (= fibo2_~n |fibo2_#in~n|) (<= 4 fibo2_~n))} #55#return; {6776#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,330 INFO L280 TraceCheckUtils]: 56: Hoare triple {6776#(<= 4 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {6776#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,331 INFO L280 TraceCheckUtils]: 57: Hoare triple {6776#(<= 4 |fibo2_#in~n|)} assume true; {6776#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,332 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {6776#(<= 4 |fibo2_#in~n|)} {6555#true} #57#return; {6705#(<= 5 fibo1_~n)} is VALID [2020-07-08 12:14:36,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:36,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:36,409 INFO L280 TraceCheckUtils]: 0: Hoare triple {6555#true} ~n := #in~n; {6777#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:36,409 INFO L280 TraceCheckUtils]: 1: Hoare triple {6777#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {6777#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:36,410 INFO L280 TraceCheckUtils]: 2: Hoare triple {6777#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {6835#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:36,411 INFO L280 TraceCheckUtils]: 3: Hoare triple {6835#(<= |fibo1_#in~n| 1)} assume true; {6835#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:36,412 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {6835#(<= |fibo1_#in~n| 1)} {6724#(= fibo2_~n |fibo2_#in~n|)} #53#return; {6829#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:36,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:36,419 INFO L280 TraceCheckUtils]: 0: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,420 INFO L280 TraceCheckUtils]: 1: Hoare triple {6555#true} assume ~n < 1;#res := 0; {6555#true} is VALID [2020-07-08 12:14:36,420 INFO L280 TraceCheckUtils]: 2: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,421 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6555#true} {6829#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} #55#return; {6834#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:36,422 INFO L280 TraceCheckUtils]: 0: Hoare triple {6555#true} ~n := #in~n; {6724#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,422 INFO L280 TraceCheckUtils]: 1: Hoare triple {6724#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {6724#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,423 INFO L280 TraceCheckUtils]: 2: Hoare triple {6724#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {6724#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,423 INFO L263 TraceCheckUtils]: 3: Hoare triple {6724#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {6555#true} is VALID [2020-07-08 12:14:36,424 INFO L280 TraceCheckUtils]: 4: Hoare triple {6555#true} ~n := #in~n; {6777#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:36,424 INFO L280 TraceCheckUtils]: 5: Hoare triple {6777#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {6777#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:36,425 INFO L280 TraceCheckUtils]: 6: Hoare triple {6777#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {6835#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:36,426 INFO L280 TraceCheckUtils]: 7: Hoare triple {6835#(<= |fibo1_#in~n| 1)} assume true; {6835#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:36,427 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {6835#(<= |fibo1_#in~n| 1)} {6724#(= fibo2_~n |fibo2_#in~n|)} #53#return; {6829#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:36,428 INFO L280 TraceCheckUtils]: 9: Hoare triple {6829#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {6829#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:36,428 INFO L263 TraceCheckUtils]: 10: Hoare triple {6829#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} call #t~ret3 := fibo1(~n - 2); {6555#true} is VALID [2020-07-08 12:14:36,429 INFO L280 TraceCheckUtils]: 11: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,429 INFO L280 TraceCheckUtils]: 12: Hoare triple {6555#true} assume ~n < 1;#res := 0; {6555#true} is VALID [2020-07-08 12:14:36,429 INFO L280 TraceCheckUtils]: 13: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,430 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {6555#true} {6829#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} #55#return; {6834#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:36,431 INFO L280 TraceCheckUtils]: 15: Hoare triple {6834#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {6834#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:36,432 INFO L280 TraceCheckUtils]: 16: Hoare triple {6834#(<= |fibo2_#in~n| 2)} assume true; {6834#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:36,433 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {6834#(<= |fibo2_#in~n| 2)} {6705#(<= 5 fibo1_~n)} #59#return; {6556#false} is VALID [2020-07-08 12:14:36,434 INFO L280 TraceCheckUtils]: 0: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,434 INFO L280 TraceCheckUtils]: 1: Hoare triple {6555#true} assume !(~n < 1); {6555#true} is VALID [2020-07-08 12:14:36,434 INFO L280 TraceCheckUtils]: 2: Hoare triple {6555#true} assume !(1 == ~n); {6555#true} is VALID [2020-07-08 12:14:36,435 INFO L263 TraceCheckUtils]: 3: Hoare triple {6555#true} call #t~ret0 := fibo2(~n - 1); {6555#true} is VALID [2020-07-08 12:14:36,436 INFO L280 TraceCheckUtils]: 4: Hoare triple {6555#true} ~n := #in~n; {6724#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,436 INFO L280 TraceCheckUtils]: 5: Hoare triple {6724#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {6724#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,437 INFO L280 TraceCheckUtils]: 6: Hoare triple {6724#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {6724#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,437 INFO L263 TraceCheckUtils]: 7: Hoare triple {6724#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {6555#true} is VALID [2020-07-08 12:14:36,438 INFO L280 TraceCheckUtils]: 8: Hoare triple {6555#true} ~n := #in~n; {6777#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:36,438 INFO L280 TraceCheckUtils]: 9: Hoare triple {6777#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {6777#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:36,439 INFO L280 TraceCheckUtils]: 10: Hoare triple {6777#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {6777#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:36,439 INFO L263 TraceCheckUtils]: 11: Hoare triple {6777#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {6555#true} is VALID [2020-07-08 12:14:36,440 INFO L280 TraceCheckUtils]: 12: Hoare triple {6555#true} ~n := #in~n; {6724#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,441 INFO L280 TraceCheckUtils]: 13: Hoare triple {6724#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {6803#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:36,443 INFO L280 TraceCheckUtils]: 14: Hoare triple {6803#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:36,443 INFO L263 TraceCheckUtils]: 15: Hoare triple {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret2 := fibo1(~n - 1); {6555#true} is VALID [2020-07-08 12:14:36,443 INFO L280 TraceCheckUtils]: 16: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,444 INFO L280 TraceCheckUtils]: 17: Hoare triple {6555#true} assume !(~n < 1); {6555#true} is VALID [2020-07-08 12:14:36,444 INFO L280 TraceCheckUtils]: 18: Hoare triple {6555#true} assume 1 == ~n;#res := 1; {6555#true} is VALID [2020-07-08 12:14:36,444 INFO L280 TraceCheckUtils]: 19: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,445 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {6555#true} {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #53#return; {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:36,446 INFO L280 TraceCheckUtils]: 21: Hoare triple {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:36,446 INFO L263 TraceCheckUtils]: 22: Hoare triple {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret3 := fibo1(~n - 2); {6555#true} is VALID [2020-07-08 12:14:36,447 INFO L280 TraceCheckUtils]: 23: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,447 INFO L280 TraceCheckUtils]: 24: Hoare triple {6555#true} assume ~n < 1;#res := 0; {6555#true} is VALID [2020-07-08 12:14:36,447 INFO L280 TraceCheckUtils]: 25: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,449 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {6555#true} {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #55#return; {6814#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,449 INFO L280 TraceCheckUtils]: 27: Hoare triple {6814#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {6814#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,450 INFO L280 TraceCheckUtils]: 28: Hoare triple {6814#(<= 2 |fibo2_#in~n|)} assume true; {6814#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,451 INFO L275 TraceCheckUtils]: 29: Hoare quadruple {6814#(<= 2 |fibo2_#in~n|)} {6777#(= fibo1_~n |fibo1_#in~n|)} #57#return; {6796#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:36,452 INFO L280 TraceCheckUtils]: 30: Hoare triple {6796#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {6796#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:36,452 INFO L263 TraceCheckUtils]: 31: Hoare triple {6796#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret1 := fibo2(~n - 2); {6555#true} is VALID [2020-07-08 12:14:36,453 INFO L280 TraceCheckUtils]: 32: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,453 INFO L280 TraceCheckUtils]: 33: Hoare triple {6555#true} assume !(~n < 1); {6555#true} is VALID [2020-07-08 12:14:36,453 INFO L280 TraceCheckUtils]: 34: Hoare triple {6555#true} assume 1 == ~n;#res := 1; {6555#true} is VALID [2020-07-08 12:14:36,453 INFO L280 TraceCheckUtils]: 35: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,454 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {6555#true} {6796#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #59#return; {6802#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:36,455 INFO L280 TraceCheckUtils]: 37: Hoare triple {6802#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {6802#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:36,455 INFO L280 TraceCheckUtils]: 38: Hoare triple {6802#(<= 3 |fibo1_#in~n|)} assume true; {6802#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:36,457 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {6802#(<= 3 |fibo1_#in~n|)} {6724#(= fibo2_~n |fibo2_#in~n|)} #53#return; {6757#(and (= fibo2_~n |fibo2_#in~n|) (<= 4 fibo2_~n))} is VALID [2020-07-08 12:14:36,458 INFO L280 TraceCheckUtils]: 40: Hoare triple {6757#(and (= fibo2_~n |fibo2_#in~n|) (<= 4 fibo2_~n))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {6757#(and (= fibo2_~n |fibo2_#in~n|) (<= 4 fibo2_~n))} is VALID [2020-07-08 12:14:36,458 INFO L263 TraceCheckUtils]: 41: Hoare triple {6757#(and (= fibo2_~n |fibo2_#in~n|) (<= 4 fibo2_~n))} call #t~ret3 := fibo1(~n - 2); {6555#true} is VALID [2020-07-08 12:14:36,458 INFO L280 TraceCheckUtils]: 42: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,458 INFO L280 TraceCheckUtils]: 43: Hoare triple {6555#true} assume !(~n < 1); {6555#true} is VALID [2020-07-08 12:14:36,459 INFO L280 TraceCheckUtils]: 44: Hoare triple {6555#true} assume !(1 == ~n); {6555#true} is VALID [2020-07-08 12:14:36,459 INFO L263 TraceCheckUtils]: 45: Hoare triple {6555#true} call #t~ret0 := fibo2(~n - 1); {6555#true} is VALID [2020-07-08 12:14:36,459 INFO L280 TraceCheckUtils]: 46: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,459 INFO L280 TraceCheckUtils]: 47: Hoare triple {6555#true} assume !(~n < 1); {6555#true} is VALID [2020-07-08 12:14:36,459 INFO L280 TraceCheckUtils]: 48: Hoare triple {6555#true} assume 1 == ~n;#res := 1; {6555#true} is VALID [2020-07-08 12:14:36,460 INFO L280 TraceCheckUtils]: 49: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,460 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {6555#true} {6555#true} #57#return; {6555#true} is VALID [2020-07-08 12:14:36,460 INFO L280 TraceCheckUtils]: 51: Hoare triple {6555#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {6555#true} is VALID [2020-07-08 12:14:36,460 INFO L263 TraceCheckUtils]: 52: Hoare triple {6555#true} call #t~ret1 := fibo2(~n - 2); {6555#true} is VALID [2020-07-08 12:14:36,460 INFO L280 TraceCheckUtils]: 53: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,460 INFO L280 TraceCheckUtils]: 54: Hoare triple {6555#true} assume ~n < 1;#res := 0; {6555#true} is VALID [2020-07-08 12:14:36,461 INFO L280 TraceCheckUtils]: 55: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,461 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {6555#true} {6555#true} #59#return; {6555#true} is VALID [2020-07-08 12:14:36,461 INFO L280 TraceCheckUtils]: 57: Hoare triple {6555#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {6555#true} is VALID [2020-07-08 12:14:36,461 INFO L280 TraceCheckUtils]: 58: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,462 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {6555#true} {6757#(and (= fibo2_~n |fibo2_#in~n|) (<= 4 fibo2_~n))} #55#return; {6776#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,463 INFO L280 TraceCheckUtils]: 60: Hoare triple {6776#(<= 4 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {6776#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,463 INFO L280 TraceCheckUtils]: 61: Hoare triple {6776#(<= 4 |fibo2_#in~n|)} assume true; {6776#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,464 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {6776#(<= 4 |fibo2_#in~n|)} {6555#true} #57#return; {6705#(<= 5 fibo1_~n)} is VALID [2020-07-08 12:14:36,465 INFO L280 TraceCheckUtils]: 63: Hoare triple {6705#(<= 5 fibo1_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {6705#(<= 5 fibo1_~n)} is VALID [2020-07-08 12:14:36,465 INFO L263 TraceCheckUtils]: 64: Hoare triple {6705#(<= 5 fibo1_~n)} call #t~ret1 := fibo2(~n - 2); {6555#true} is VALID [2020-07-08 12:14:36,466 INFO L280 TraceCheckUtils]: 65: Hoare triple {6555#true} ~n := #in~n; {6724#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,466 INFO L280 TraceCheckUtils]: 66: Hoare triple {6724#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {6724#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,467 INFO L280 TraceCheckUtils]: 67: Hoare triple {6724#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {6724#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,467 INFO L263 TraceCheckUtils]: 68: Hoare triple {6724#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {6555#true} is VALID [2020-07-08 12:14:36,467 INFO L280 TraceCheckUtils]: 69: Hoare triple {6555#true} ~n := #in~n; {6777#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:36,468 INFO L280 TraceCheckUtils]: 70: Hoare triple {6777#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {6777#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:36,468 INFO L280 TraceCheckUtils]: 71: Hoare triple {6777#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {6835#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:36,469 INFO L280 TraceCheckUtils]: 72: Hoare triple {6835#(<= |fibo1_#in~n| 1)} assume true; {6835#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:36,470 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {6835#(<= |fibo1_#in~n| 1)} {6724#(= fibo2_~n |fibo2_#in~n|)} #53#return; {6829#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:36,471 INFO L280 TraceCheckUtils]: 74: Hoare triple {6829#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {6829#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:36,471 INFO L263 TraceCheckUtils]: 75: Hoare triple {6829#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} call #t~ret3 := fibo1(~n - 2); {6555#true} is VALID [2020-07-08 12:14:36,471 INFO L280 TraceCheckUtils]: 76: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,471 INFO L280 TraceCheckUtils]: 77: Hoare triple {6555#true} assume ~n < 1;#res := 0; {6555#true} is VALID [2020-07-08 12:14:36,472 INFO L280 TraceCheckUtils]: 78: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,473 INFO L275 TraceCheckUtils]: 79: Hoare quadruple {6555#true} {6829#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} #55#return; {6834#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:36,473 INFO L280 TraceCheckUtils]: 80: Hoare triple {6834#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {6834#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:36,474 INFO L280 TraceCheckUtils]: 81: Hoare triple {6834#(<= |fibo2_#in~n| 2)} assume true; {6834#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:36,475 INFO L275 TraceCheckUtils]: 82: Hoare quadruple {6834#(<= |fibo2_#in~n| 2)} {6705#(<= 5 fibo1_~n)} #59#return; {6556#false} is VALID [2020-07-08 12:14:36,476 INFO L280 TraceCheckUtils]: 83: Hoare triple {6556#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {6556#false} is VALID [2020-07-08 12:14:36,476 INFO L280 TraceCheckUtils]: 84: Hoare triple {6556#false} assume true; {6556#false} is VALID [2020-07-08 12:14:36,476 INFO L275 TraceCheckUtils]: 85: Hoare quadruple {6556#false} {6559#(<= 5 main_~x~0)} #51#return; {6556#false} is VALID [2020-07-08 12:14:36,482 INFO L263 TraceCheckUtils]: 0: Hoare triple {6555#true} call ULTIMATE.init(); {6555#true} is VALID [2020-07-08 12:14:36,482 INFO L280 TraceCheckUtils]: 1: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,483 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6555#true} {6555#true} #47#return; {6555#true} is VALID [2020-07-08 12:14:36,483 INFO L263 TraceCheckUtils]: 3: Hoare triple {6555#true} call #t~ret5 := main(); {6555#true} is VALID [2020-07-08 12:14:36,484 INFO L280 TraceCheckUtils]: 4: Hoare triple {6555#true} ~x~0 := 5; {6559#(<= 5 main_~x~0)} is VALID [2020-07-08 12:14:36,484 INFO L263 TraceCheckUtils]: 5: Hoare triple {6559#(<= 5 main_~x~0)} call #t~ret4 := fibo1(~x~0); {6555#true} is VALID [2020-07-08 12:14:36,484 INFO L280 TraceCheckUtils]: 6: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,484 INFO L280 TraceCheckUtils]: 7: Hoare triple {6555#true} assume !(~n < 1); {6555#true} is VALID [2020-07-08 12:14:36,484 INFO L280 TraceCheckUtils]: 8: Hoare triple {6555#true} assume !(1 == ~n); {6555#true} is VALID [2020-07-08 12:14:36,484 INFO L263 TraceCheckUtils]: 9: Hoare triple {6555#true} call #t~ret0 := fibo2(~n - 1); {6555#true} is VALID [2020-07-08 12:14:36,486 INFO L280 TraceCheckUtils]: 10: Hoare triple {6555#true} ~n := #in~n; {6724#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,487 INFO L280 TraceCheckUtils]: 11: Hoare triple {6724#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {6724#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,487 INFO L280 TraceCheckUtils]: 12: Hoare triple {6724#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {6724#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,488 INFO L263 TraceCheckUtils]: 13: Hoare triple {6724#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {6555#true} is VALID [2020-07-08 12:14:36,488 INFO L280 TraceCheckUtils]: 14: Hoare triple {6555#true} ~n := #in~n; {6777#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:36,488 INFO L280 TraceCheckUtils]: 15: Hoare triple {6777#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {6777#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:36,489 INFO L280 TraceCheckUtils]: 16: Hoare triple {6777#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {6777#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:36,490 INFO L263 TraceCheckUtils]: 17: Hoare triple {6777#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {6555#true} is VALID [2020-07-08 12:14:36,490 INFO L280 TraceCheckUtils]: 18: Hoare triple {6555#true} ~n := #in~n; {6724#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,491 INFO L280 TraceCheckUtils]: 19: Hoare triple {6724#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {6803#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:36,493 INFO L280 TraceCheckUtils]: 20: Hoare triple {6803#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:36,493 INFO L263 TraceCheckUtils]: 21: Hoare triple {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret2 := fibo1(~n - 1); {6555#true} is VALID [2020-07-08 12:14:36,493 INFO L280 TraceCheckUtils]: 22: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,493 INFO L280 TraceCheckUtils]: 23: Hoare triple {6555#true} assume !(~n < 1); {6555#true} is VALID [2020-07-08 12:14:36,493 INFO L280 TraceCheckUtils]: 24: Hoare triple {6555#true} assume 1 == ~n;#res := 1; {6555#true} is VALID [2020-07-08 12:14:36,494 INFO L280 TraceCheckUtils]: 25: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,494 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {6555#true} {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #53#return; {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:36,495 INFO L280 TraceCheckUtils]: 27: Hoare triple {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:36,495 INFO L263 TraceCheckUtils]: 28: Hoare triple {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} call #t~ret3 := fibo1(~n - 2); {6555#true} is VALID [2020-07-08 12:14:36,495 INFO L280 TraceCheckUtils]: 29: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,496 INFO L280 TraceCheckUtils]: 30: Hoare triple {6555#true} assume ~n < 1;#res := 0; {6555#true} is VALID [2020-07-08 12:14:36,496 INFO L280 TraceCheckUtils]: 31: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,497 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {6555#true} {6804#(and (< 1 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} #55#return; {6814#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,497 INFO L280 TraceCheckUtils]: 33: Hoare triple {6814#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {6814#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,498 INFO L280 TraceCheckUtils]: 34: Hoare triple {6814#(<= 2 |fibo2_#in~n|)} assume true; {6814#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,499 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {6814#(<= 2 |fibo2_#in~n|)} {6777#(= fibo1_~n |fibo1_#in~n|)} #57#return; {6796#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:36,500 INFO L280 TraceCheckUtils]: 36: Hoare triple {6796#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {6796#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:36,500 INFO L263 TraceCheckUtils]: 37: Hoare triple {6796#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret1 := fibo2(~n - 2); {6555#true} is VALID [2020-07-08 12:14:36,500 INFO L280 TraceCheckUtils]: 38: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,500 INFO L280 TraceCheckUtils]: 39: Hoare triple {6555#true} assume !(~n < 1); {6555#true} is VALID [2020-07-08 12:14:36,500 INFO L280 TraceCheckUtils]: 40: Hoare triple {6555#true} assume 1 == ~n;#res := 1; {6555#true} is VALID [2020-07-08 12:14:36,500 INFO L280 TraceCheckUtils]: 41: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,501 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {6555#true} {6796#(and (<= 3 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #59#return; {6802#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:36,502 INFO L280 TraceCheckUtils]: 43: Hoare triple {6802#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {6802#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:36,502 INFO L280 TraceCheckUtils]: 44: Hoare triple {6802#(<= 3 |fibo1_#in~n|)} assume true; {6802#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:36,503 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {6802#(<= 3 |fibo1_#in~n|)} {6724#(= fibo2_~n |fibo2_#in~n|)} #53#return; {6757#(and (= fibo2_~n |fibo2_#in~n|) (<= 4 fibo2_~n))} is VALID [2020-07-08 12:14:36,504 INFO L280 TraceCheckUtils]: 46: Hoare triple {6757#(and (= fibo2_~n |fibo2_#in~n|) (<= 4 fibo2_~n))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {6757#(and (= fibo2_~n |fibo2_#in~n|) (<= 4 fibo2_~n))} is VALID [2020-07-08 12:14:36,504 INFO L263 TraceCheckUtils]: 47: Hoare triple {6757#(and (= fibo2_~n |fibo2_#in~n|) (<= 4 fibo2_~n))} call #t~ret3 := fibo1(~n - 2); {6555#true} is VALID [2020-07-08 12:14:36,504 INFO L280 TraceCheckUtils]: 48: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,505 INFO L280 TraceCheckUtils]: 49: Hoare triple {6555#true} assume !(~n < 1); {6555#true} is VALID [2020-07-08 12:14:36,505 INFO L280 TraceCheckUtils]: 50: Hoare triple {6555#true} assume !(1 == ~n); {6555#true} is VALID [2020-07-08 12:14:36,505 INFO L263 TraceCheckUtils]: 51: Hoare triple {6555#true} call #t~ret0 := fibo2(~n - 1); {6555#true} is VALID [2020-07-08 12:14:36,505 INFO L280 TraceCheckUtils]: 52: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,505 INFO L280 TraceCheckUtils]: 53: Hoare triple {6555#true} assume !(~n < 1); {6555#true} is VALID [2020-07-08 12:14:36,505 INFO L280 TraceCheckUtils]: 54: Hoare triple {6555#true} assume 1 == ~n;#res := 1; {6555#true} is VALID [2020-07-08 12:14:36,506 INFO L280 TraceCheckUtils]: 55: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,506 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {6555#true} {6555#true} #57#return; {6555#true} is VALID [2020-07-08 12:14:36,506 INFO L280 TraceCheckUtils]: 57: Hoare triple {6555#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {6555#true} is VALID [2020-07-08 12:14:36,506 INFO L263 TraceCheckUtils]: 58: Hoare triple {6555#true} call #t~ret1 := fibo2(~n - 2); {6555#true} is VALID [2020-07-08 12:14:36,506 INFO L280 TraceCheckUtils]: 59: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,507 INFO L280 TraceCheckUtils]: 60: Hoare triple {6555#true} assume ~n < 1;#res := 0; {6555#true} is VALID [2020-07-08 12:14:36,507 INFO L280 TraceCheckUtils]: 61: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,507 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {6555#true} {6555#true} #59#return; {6555#true} is VALID [2020-07-08 12:14:36,507 INFO L280 TraceCheckUtils]: 63: Hoare triple {6555#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {6555#true} is VALID [2020-07-08 12:14:36,507 INFO L280 TraceCheckUtils]: 64: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,508 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {6555#true} {6757#(and (= fibo2_~n |fibo2_#in~n|) (<= 4 fibo2_~n))} #55#return; {6776#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,509 INFO L280 TraceCheckUtils]: 66: Hoare triple {6776#(<= 4 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {6776#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,509 INFO L280 TraceCheckUtils]: 67: Hoare triple {6776#(<= 4 |fibo2_#in~n|)} assume true; {6776#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,513 INFO L275 TraceCheckUtils]: 68: Hoare quadruple {6776#(<= 4 |fibo2_#in~n|)} {6555#true} #57#return; {6705#(<= 5 fibo1_~n)} is VALID [2020-07-08 12:14:36,514 INFO L280 TraceCheckUtils]: 69: Hoare triple {6705#(<= 5 fibo1_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {6705#(<= 5 fibo1_~n)} is VALID [2020-07-08 12:14:36,514 INFO L263 TraceCheckUtils]: 70: Hoare triple {6705#(<= 5 fibo1_~n)} call #t~ret1 := fibo2(~n - 2); {6555#true} is VALID [2020-07-08 12:14:36,515 INFO L280 TraceCheckUtils]: 71: Hoare triple {6555#true} ~n := #in~n; {6724#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,515 INFO L280 TraceCheckUtils]: 72: Hoare triple {6724#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {6724#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,516 INFO L280 TraceCheckUtils]: 73: Hoare triple {6724#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {6724#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:36,516 INFO L263 TraceCheckUtils]: 74: Hoare triple {6724#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {6555#true} is VALID [2020-07-08 12:14:36,517 INFO L280 TraceCheckUtils]: 75: Hoare triple {6555#true} ~n := #in~n; {6777#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:36,517 INFO L280 TraceCheckUtils]: 76: Hoare triple {6777#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {6777#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:36,518 INFO L280 TraceCheckUtils]: 77: Hoare triple {6777#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {6835#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:36,519 INFO L280 TraceCheckUtils]: 78: Hoare triple {6835#(<= |fibo1_#in~n| 1)} assume true; {6835#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:36,520 INFO L275 TraceCheckUtils]: 79: Hoare quadruple {6835#(<= |fibo1_#in~n| 1)} {6724#(= fibo2_~n |fibo2_#in~n|)} #53#return; {6829#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:36,521 INFO L280 TraceCheckUtils]: 80: Hoare triple {6829#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {6829#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-08 12:14:36,521 INFO L263 TraceCheckUtils]: 81: Hoare triple {6829#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} call #t~ret3 := fibo1(~n - 2); {6555#true} is VALID [2020-07-08 12:14:36,521 INFO L280 TraceCheckUtils]: 82: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,522 INFO L280 TraceCheckUtils]: 83: Hoare triple {6555#true} assume ~n < 1;#res := 0; {6555#true} is VALID [2020-07-08 12:14:36,522 INFO L280 TraceCheckUtils]: 84: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,523 INFO L275 TraceCheckUtils]: 85: Hoare quadruple {6555#true} {6829#(and (<= fibo2_~n 2) (= fibo2_~n |fibo2_#in~n|))} #55#return; {6834#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:36,523 INFO L280 TraceCheckUtils]: 86: Hoare triple {6834#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {6834#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:36,524 INFO L280 TraceCheckUtils]: 87: Hoare triple {6834#(<= |fibo2_#in~n| 2)} assume true; {6834#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:36,525 INFO L275 TraceCheckUtils]: 88: Hoare quadruple {6834#(<= |fibo2_#in~n| 2)} {6705#(<= 5 fibo1_~n)} #59#return; {6556#false} is VALID [2020-07-08 12:14:36,525 INFO L280 TraceCheckUtils]: 89: Hoare triple {6556#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {6556#false} is VALID [2020-07-08 12:14:36,525 INFO L280 TraceCheckUtils]: 90: Hoare triple {6556#false} assume true; {6556#false} is VALID [2020-07-08 12:14:36,526 INFO L275 TraceCheckUtils]: 91: Hoare quadruple {6556#false} {6559#(<= 5 main_~x~0)} #51#return; {6556#false} is VALID [2020-07-08 12:14:36,526 INFO L280 TraceCheckUtils]: 92: Hoare triple {6556#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {6556#false} is VALID [2020-07-08 12:14:36,526 INFO L280 TraceCheckUtils]: 93: Hoare triple {6556#false} assume 5 != ~result~0; {6556#false} is VALID [2020-07-08 12:14:36,526 INFO L280 TraceCheckUtils]: 94: Hoare triple {6556#false} assume !false; {6556#false} is VALID [2020-07-08 12:14:36,536 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 60 proven. 49 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2020-07-08 12:14:36,536 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396291025] [2020-07-08 12:14:36,536 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1416520481] [2020-07-08 12:14:36,537 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-08 12:14:36,589 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-07-08 12:14:36,589 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-08 12:14:36,591 INFO L264 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-08 12:14:36,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:36,610 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-08 12:14:36,789 INFO L263 TraceCheckUtils]: 0: Hoare triple {6555#true} call ULTIMATE.init(); {6555#true} is VALID [2020-07-08 12:14:36,789 INFO L280 TraceCheckUtils]: 1: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,790 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6555#true} {6555#true} #47#return; {6555#true} is VALID [2020-07-08 12:14:36,790 INFO L263 TraceCheckUtils]: 3: Hoare triple {6555#true} call #t~ret5 := main(); {6555#true} is VALID [2020-07-08 12:14:36,790 INFO L280 TraceCheckUtils]: 4: Hoare triple {6555#true} ~x~0 := 5; {6559#(<= 5 main_~x~0)} is VALID [2020-07-08 12:14:36,791 INFO L263 TraceCheckUtils]: 5: Hoare triple {6559#(<= 5 main_~x~0)} call #t~ret4 := fibo1(~x~0); {6555#true} is VALID [2020-07-08 12:14:36,791 INFO L280 TraceCheckUtils]: 6: Hoare triple {6555#true} ~n := #in~n; {6857#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-08 12:14:36,801 INFO L280 TraceCheckUtils]: 7: Hoare triple {6857#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {6857#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-08 12:14:36,804 INFO L280 TraceCheckUtils]: 8: Hoare triple {6857#(<= |fibo1_#in~n| fibo1_~n)} assume !(1 == ~n); {6857#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-08 12:14:36,805 INFO L263 TraceCheckUtils]: 9: Hoare triple {6857#(<= |fibo1_#in~n| fibo1_~n)} call #t~ret0 := fibo2(~n - 1); {6555#true} is VALID [2020-07-08 12:14:36,805 INFO L280 TraceCheckUtils]: 10: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,805 INFO L280 TraceCheckUtils]: 11: Hoare triple {6555#true} assume !(~n < 1); {6555#true} is VALID [2020-07-08 12:14:36,805 INFO L280 TraceCheckUtils]: 12: Hoare triple {6555#true} assume !(1 == ~n); {6555#true} is VALID [2020-07-08 12:14:36,806 INFO L263 TraceCheckUtils]: 13: Hoare triple {6555#true} call #t~ret2 := fibo1(~n - 1); {6555#true} is VALID [2020-07-08 12:14:36,806 INFO L280 TraceCheckUtils]: 14: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,806 INFO L280 TraceCheckUtils]: 15: Hoare triple {6555#true} assume !(~n < 1); {6555#true} is VALID [2020-07-08 12:14:36,806 INFO L280 TraceCheckUtils]: 16: Hoare triple {6555#true} assume !(1 == ~n); {6555#true} is VALID [2020-07-08 12:14:36,806 INFO L263 TraceCheckUtils]: 17: Hoare triple {6555#true} call #t~ret0 := fibo2(~n - 1); {6555#true} is VALID [2020-07-08 12:14:36,807 INFO L280 TraceCheckUtils]: 18: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,807 INFO L280 TraceCheckUtils]: 19: Hoare triple {6555#true} assume !(~n < 1); {6555#true} is VALID [2020-07-08 12:14:36,807 INFO L280 TraceCheckUtils]: 20: Hoare triple {6555#true} assume !(1 == ~n); {6555#true} is VALID [2020-07-08 12:14:36,807 INFO L263 TraceCheckUtils]: 21: Hoare triple {6555#true} call #t~ret2 := fibo1(~n - 1); {6555#true} is VALID [2020-07-08 12:14:36,807 INFO L280 TraceCheckUtils]: 22: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,808 INFO L280 TraceCheckUtils]: 23: Hoare triple {6555#true} assume !(~n < 1); {6555#true} is VALID [2020-07-08 12:14:36,808 INFO L280 TraceCheckUtils]: 24: Hoare triple {6555#true} assume 1 == ~n;#res := 1; {6555#true} is VALID [2020-07-08 12:14:36,808 INFO L280 TraceCheckUtils]: 25: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,808 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {6555#true} {6555#true} #53#return; {6555#true} is VALID [2020-07-08 12:14:36,808 INFO L280 TraceCheckUtils]: 27: Hoare triple {6555#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {6555#true} is VALID [2020-07-08 12:14:36,808 INFO L263 TraceCheckUtils]: 28: Hoare triple {6555#true} call #t~ret3 := fibo1(~n - 2); {6555#true} is VALID [2020-07-08 12:14:36,809 INFO L280 TraceCheckUtils]: 29: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,809 INFO L280 TraceCheckUtils]: 30: Hoare triple {6555#true} assume ~n < 1;#res := 0; {6555#true} is VALID [2020-07-08 12:14:36,809 INFO L280 TraceCheckUtils]: 31: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,809 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {6555#true} {6555#true} #55#return; {6555#true} is VALID [2020-07-08 12:14:36,809 INFO L280 TraceCheckUtils]: 33: Hoare triple {6555#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {6555#true} is VALID [2020-07-08 12:14:36,809 INFO L280 TraceCheckUtils]: 34: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,810 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {6555#true} {6555#true} #57#return; {6555#true} is VALID [2020-07-08 12:14:36,810 INFO L280 TraceCheckUtils]: 36: Hoare triple {6555#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {6555#true} is VALID [2020-07-08 12:14:36,810 INFO L263 TraceCheckUtils]: 37: Hoare triple {6555#true} call #t~ret1 := fibo2(~n - 2); {6555#true} is VALID [2020-07-08 12:14:36,810 INFO L280 TraceCheckUtils]: 38: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,810 INFO L280 TraceCheckUtils]: 39: Hoare triple {6555#true} assume !(~n < 1); {6555#true} is VALID [2020-07-08 12:14:36,811 INFO L280 TraceCheckUtils]: 40: Hoare triple {6555#true} assume 1 == ~n;#res := 1; {6555#true} is VALID [2020-07-08 12:14:36,811 INFO L280 TraceCheckUtils]: 41: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,811 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {6555#true} {6555#true} #59#return; {6555#true} is VALID [2020-07-08 12:14:36,811 INFO L280 TraceCheckUtils]: 43: Hoare triple {6555#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {6555#true} is VALID [2020-07-08 12:14:36,811 INFO L280 TraceCheckUtils]: 44: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,811 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {6555#true} {6555#true} #53#return; {6555#true} is VALID [2020-07-08 12:14:36,812 INFO L280 TraceCheckUtils]: 46: Hoare triple {6555#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {6555#true} is VALID [2020-07-08 12:14:36,812 INFO L263 TraceCheckUtils]: 47: Hoare triple {6555#true} call #t~ret3 := fibo1(~n - 2); {6555#true} is VALID [2020-07-08 12:14:36,812 INFO L280 TraceCheckUtils]: 48: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,812 INFO L280 TraceCheckUtils]: 49: Hoare triple {6555#true} assume !(~n < 1); {6555#true} is VALID [2020-07-08 12:14:36,812 INFO L280 TraceCheckUtils]: 50: Hoare triple {6555#true} assume !(1 == ~n); {6555#true} is VALID [2020-07-08 12:14:36,813 INFO L263 TraceCheckUtils]: 51: Hoare triple {6555#true} call #t~ret0 := fibo2(~n - 1); {6555#true} is VALID [2020-07-08 12:14:36,813 INFO L280 TraceCheckUtils]: 52: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,813 INFO L280 TraceCheckUtils]: 53: Hoare triple {6555#true} assume !(~n < 1); {6555#true} is VALID [2020-07-08 12:14:36,813 INFO L280 TraceCheckUtils]: 54: Hoare triple {6555#true} assume 1 == ~n;#res := 1; {6555#true} is VALID [2020-07-08 12:14:36,813 INFO L280 TraceCheckUtils]: 55: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,813 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {6555#true} {6555#true} #57#return; {6555#true} is VALID [2020-07-08 12:14:36,814 INFO L280 TraceCheckUtils]: 57: Hoare triple {6555#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {6555#true} is VALID [2020-07-08 12:14:36,814 INFO L263 TraceCheckUtils]: 58: Hoare triple {6555#true} call #t~ret1 := fibo2(~n - 2); {6555#true} is VALID [2020-07-08 12:14:36,814 INFO L280 TraceCheckUtils]: 59: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,814 INFO L280 TraceCheckUtils]: 60: Hoare triple {6555#true} assume ~n < 1;#res := 0; {6555#true} is VALID [2020-07-08 12:14:36,814 INFO L280 TraceCheckUtils]: 61: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,815 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {6555#true} {6555#true} #59#return; {6555#true} is VALID [2020-07-08 12:14:36,815 INFO L280 TraceCheckUtils]: 63: Hoare triple {6555#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {6555#true} is VALID [2020-07-08 12:14:36,815 INFO L280 TraceCheckUtils]: 64: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,815 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {6555#true} {6555#true} #55#return; {6555#true} is VALID [2020-07-08 12:14:36,815 INFO L280 TraceCheckUtils]: 66: Hoare triple {6555#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {6555#true} is VALID [2020-07-08 12:14:36,815 INFO L280 TraceCheckUtils]: 67: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,816 INFO L275 TraceCheckUtils]: 68: Hoare quadruple {6555#true} {6857#(<= |fibo1_#in~n| fibo1_~n)} #57#return; {6857#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-08 12:14:36,817 INFO L280 TraceCheckUtils]: 69: Hoare triple {6857#(<= |fibo1_#in~n| fibo1_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {6857#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-08 12:14:36,818 INFO L263 TraceCheckUtils]: 70: Hoare triple {6857#(<= |fibo1_#in~n| fibo1_~n)} call #t~ret1 := fibo2(~n - 2); {6555#true} is VALID [2020-07-08 12:14:36,818 INFO L280 TraceCheckUtils]: 71: Hoare triple {6555#true} ~n := #in~n; {7053#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-08 12:14:36,819 INFO L280 TraceCheckUtils]: 72: Hoare triple {7053#(<= |fibo2_#in~n| fibo2_~n)} assume !(~n < 1); {7053#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-08 12:14:36,819 INFO L280 TraceCheckUtils]: 73: Hoare triple {7053#(<= |fibo2_#in~n| fibo2_~n)} assume !(1 == ~n); {7053#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-08 12:14:36,820 INFO L263 TraceCheckUtils]: 74: Hoare triple {7053#(<= |fibo2_#in~n| fibo2_~n)} call #t~ret2 := fibo1(~n - 1); {6555#true} is VALID [2020-07-08 12:14:36,820 INFO L280 TraceCheckUtils]: 75: Hoare triple {6555#true} ~n := #in~n; {6857#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-08 12:14:36,821 INFO L280 TraceCheckUtils]: 76: Hoare triple {6857#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {6857#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-08 12:14:36,821 INFO L280 TraceCheckUtils]: 77: Hoare triple {6857#(<= |fibo1_#in~n| fibo1_~n)} assume 1 == ~n;#res := 1; {6835#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:36,822 INFO L280 TraceCheckUtils]: 78: Hoare triple {6835#(<= |fibo1_#in~n| 1)} assume true; {6835#(<= |fibo1_#in~n| 1)} is VALID [2020-07-08 12:14:36,823 INFO L275 TraceCheckUtils]: 79: Hoare quadruple {6835#(<= |fibo1_#in~n| 1)} {7053#(<= |fibo2_#in~n| fibo2_~n)} #53#return; {6834#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:36,823 INFO L280 TraceCheckUtils]: 80: Hoare triple {6834#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {6834#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:36,824 INFO L263 TraceCheckUtils]: 81: Hoare triple {6834#(<= |fibo2_#in~n| 2)} call #t~ret3 := fibo1(~n - 2); {6555#true} is VALID [2020-07-08 12:14:36,824 INFO L280 TraceCheckUtils]: 82: Hoare triple {6555#true} ~n := #in~n; {6555#true} is VALID [2020-07-08 12:14:36,824 INFO L280 TraceCheckUtils]: 83: Hoare triple {6555#true} assume ~n < 1;#res := 0; {6555#true} is VALID [2020-07-08 12:14:36,824 INFO L280 TraceCheckUtils]: 84: Hoare triple {6555#true} assume true; {6555#true} is VALID [2020-07-08 12:14:36,825 INFO L275 TraceCheckUtils]: 85: Hoare quadruple {6555#true} {6834#(<= |fibo2_#in~n| 2)} #55#return; {6834#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:36,825 INFO L280 TraceCheckUtils]: 86: Hoare triple {6834#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {6834#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:36,826 INFO L280 TraceCheckUtils]: 87: Hoare triple {6834#(<= |fibo2_#in~n| 2)} assume true; {6834#(<= |fibo2_#in~n| 2)} is VALID [2020-07-08 12:14:36,827 INFO L275 TraceCheckUtils]: 88: Hoare quadruple {6834#(<= |fibo2_#in~n| 2)} {6857#(<= |fibo1_#in~n| fibo1_~n)} #59#return; {7105#(<= |fibo1_#in~n| 4)} is VALID [2020-07-08 12:14:36,828 INFO L280 TraceCheckUtils]: 89: Hoare triple {7105#(<= |fibo1_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {7105#(<= |fibo1_#in~n| 4)} is VALID [2020-07-08 12:14:36,828 INFO L280 TraceCheckUtils]: 90: Hoare triple {7105#(<= |fibo1_#in~n| 4)} assume true; {7105#(<= |fibo1_#in~n| 4)} is VALID [2020-07-08 12:14:36,829 INFO L275 TraceCheckUtils]: 91: Hoare quadruple {7105#(<= |fibo1_#in~n| 4)} {6559#(<= 5 main_~x~0)} #51#return; {6556#false} is VALID [2020-07-08 12:14:36,829 INFO L280 TraceCheckUtils]: 92: Hoare triple {6556#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {6556#false} is VALID [2020-07-08 12:14:36,829 INFO L280 TraceCheckUtils]: 93: Hoare triple {6556#false} assume 5 != ~result~0; {6556#false} is VALID [2020-07-08 12:14:36,830 INFO L280 TraceCheckUtils]: 94: Hoare triple {6556#false} assume !false; {6556#false} is VALID [2020-07-08 12:14:36,835 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 58 proven. 15 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2020-07-08 12:14:36,835 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-08 12:14:36,835 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 8] total 19 [2020-07-08 12:14:36,835 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883301617] [2020-07-08 12:14:36,837 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 95 [2020-07-08 12:14:36,841 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 12:14:36,841 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 19 states. [2020-07-08 12:14:36,942 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 97 edges. 97 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:14:36,942 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-07-08 12:14:36,942 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 12:14:36,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-07-08 12:14:36,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=285, Unknown=0, NotChecked=0, Total=342 [2020-07-08 12:14:36,943 INFO L87 Difference]: Start difference. First operand 112 states and 160 transitions. Second operand 19 states. [2020-07-08 12:14:38,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:38,483 INFO L93 Difference]: Finished difference Result 228 states and 340 transitions. [2020-07-08 12:14:38,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-07-08 12:14:38,484 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 95 [2020-07-08 12:14:38,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 12:14:38,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2020-07-08 12:14:38,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 127 transitions. [2020-07-08 12:14:38,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2020-07-08 12:14:38,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 127 transitions. [2020-07-08 12:14:38,490 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 20 states and 127 transitions. [2020-07-08 12:14:38,636 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 127 edges. 127 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:14:38,640 INFO L225 Difference]: With dead ends: 228 [2020-07-08 12:14:38,640 INFO L226 Difference]: Without dead ends: 129 [2020-07-08 12:14:38,641 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=101, Invalid=499, Unknown=0, NotChecked=0, Total=600 [2020-07-08 12:14:38,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2020-07-08 12:14:38,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 117. [2020-07-08 12:14:38,719 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 12:14:38,719 INFO L82 GeneralOperation]: Start isEquivalent. First operand 129 states. Second operand 117 states. [2020-07-08 12:14:38,720 INFO L74 IsIncluded]: Start isIncluded. First operand 129 states. Second operand 117 states. [2020-07-08 12:14:38,720 INFO L87 Difference]: Start difference. First operand 129 states. Second operand 117 states. [2020-07-08 12:14:38,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:38,725 INFO L93 Difference]: Finished difference Result 129 states and 178 transitions. [2020-07-08 12:14:38,725 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 178 transitions. [2020-07-08 12:14:38,726 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:14:38,726 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:14:38,726 INFO L74 IsIncluded]: Start isIncluded. First operand 117 states. Second operand 129 states. [2020-07-08 12:14:38,726 INFO L87 Difference]: Start difference. First operand 117 states. Second operand 129 states. [2020-07-08 12:14:38,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:38,731 INFO L93 Difference]: Finished difference Result 129 states and 178 transitions. [2020-07-08 12:14:38,731 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 178 transitions. [2020-07-08 12:14:38,732 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:14:38,733 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:14:38,733 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 12:14:38,733 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 12:14:38,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 117 states. [2020-07-08 12:14:38,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 163 transitions. [2020-07-08 12:14:38,737 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 163 transitions. Word has length 95 [2020-07-08 12:14:38,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 12:14:38,738 INFO L479 AbstractCegarLoop]: Abstraction has 117 states and 163 transitions. [2020-07-08 12:14:38,738 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-07-08 12:14:38,738 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 163 transitions. [2020-07-08 12:14:38,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-07-08 12:14:38,740 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 12:14:38,740 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 7, 7, 6, 6, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 12:14:38,954 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-07-08 12:14:38,954 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 12:14:38,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 12:14:38,955 INFO L82 PathProgramCache]: Analyzing trace with hash -1540036056, now seen corresponding path program 3 times [2020-07-08 12:14:38,956 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 12:14:38,956 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246797043] [2020-07-08 12:14:38,956 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 12:14:38,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:39,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:39,057 INFO L280 TraceCheckUtils]: 0: Hoare triple {7838#true} assume true; {7838#true} is VALID [2020-07-08 12:14:39,057 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {7838#true} {7838#true} #47#return; {7838#true} is VALID [2020-07-08 12:14:39,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:39,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:39,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:39,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:39,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:39,396 INFO L280 TraceCheckUtils]: 0: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,397 INFO L280 TraceCheckUtils]: 1: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,399 INFO L280 TraceCheckUtils]: 2: Hoare triple {7838#true} assume 1 == ~n;#res := 1; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,399 INFO L280 TraceCheckUtils]: 3: Hoare triple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,401 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {7838#true} #53#return; {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-08 12:14:39,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:39,436 INFO L280 TraceCheckUtils]: 0: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,437 INFO L280 TraceCheckUtils]: 1: Hoare triple {7838#true} assume ~n < 1;#res := 0; {8130#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} is VALID [2020-07-08 12:14:39,438 INFO L280 TraceCheckUtils]: 2: Hoare triple {8130#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} assume true; {8130#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} is VALID [2020-07-08 12:14:39,440 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {8130#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} #55#return; {8127#(and (<= 1 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 1))} is VALID [2020-07-08 12:14:39,440 INFO L280 TraceCheckUtils]: 0: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,440 INFO L280 TraceCheckUtils]: 1: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,441 INFO L280 TraceCheckUtils]: 2: Hoare triple {7838#true} assume !(1 == ~n); {7838#true} is VALID [2020-07-08 12:14:39,441 INFO L263 TraceCheckUtils]: 3: Hoare triple {7838#true} call #t~ret2 := fibo1(~n - 1); {7838#true} is VALID [2020-07-08 12:14:39,441 INFO L280 TraceCheckUtils]: 4: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,441 INFO L280 TraceCheckUtils]: 5: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,442 INFO L280 TraceCheckUtils]: 6: Hoare triple {7838#true} assume 1 == ~n;#res := 1; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,442 INFO L280 TraceCheckUtils]: 7: Hoare triple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,444 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {7838#true} #53#return; {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-08 12:14:39,445 INFO L280 TraceCheckUtils]: 9: Hoare triple {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-08 12:14:39,445 INFO L263 TraceCheckUtils]: 10: Hoare triple {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} call #t~ret3 := fibo1(~n - 2); {7838#true} is VALID [2020-07-08 12:14:39,445 INFO L280 TraceCheckUtils]: 11: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,446 INFO L280 TraceCheckUtils]: 12: Hoare triple {7838#true} assume ~n < 1;#res := 0; {8130#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} is VALID [2020-07-08 12:14:39,447 INFO L280 TraceCheckUtils]: 13: Hoare triple {8130#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} assume true; {8130#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} is VALID [2020-07-08 12:14:39,448 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {8130#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} #55#return; {8127#(and (<= 1 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 1))} is VALID [2020-07-08 12:14:39,449 INFO L280 TraceCheckUtils]: 15: Hoare triple {8127#(and (<= 1 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 1))} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,450 INFO L280 TraceCheckUtils]: 16: Hoare triple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,451 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {7838#true} #57#return; {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:39,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:39,460 INFO L280 TraceCheckUtils]: 0: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,461 INFO L280 TraceCheckUtils]: 1: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,461 INFO L280 TraceCheckUtils]: 2: Hoare triple {7838#true} assume 1 == ~n;#res := 1; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,462 INFO L280 TraceCheckUtils]: 3: Hoare triple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,463 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {8115#(and (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 2) (<= 2 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)))} is VALID [2020-07-08 12:14:39,463 INFO L280 TraceCheckUtils]: 0: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,464 INFO L280 TraceCheckUtils]: 1: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,464 INFO L280 TraceCheckUtils]: 2: Hoare triple {7838#true} assume !(1 == ~n); {7838#true} is VALID [2020-07-08 12:14:39,464 INFO L263 TraceCheckUtils]: 3: Hoare triple {7838#true} call #t~ret0 := fibo2(~n - 1); {7838#true} is VALID [2020-07-08 12:14:39,464 INFO L280 TraceCheckUtils]: 4: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,464 INFO L280 TraceCheckUtils]: 5: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,465 INFO L280 TraceCheckUtils]: 6: Hoare triple {7838#true} assume !(1 == ~n); {7838#true} is VALID [2020-07-08 12:14:39,465 INFO L263 TraceCheckUtils]: 7: Hoare triple {7838#true} call #t~ret2 := fibo1(~n - 1); {7838#true} is VALID [2020-07-08 12:14:39,465 INFO L280 TraceCheckUtils]: 8: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,465 INFO L280 TraceCheckUtils]: 9: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,466 INFO L280 TraceCheckUtils]: 10: Hoare triple {7838#true} assume 1 == ~n;#res := 1; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,467 INFO L280 TraceCheckUtils]: 11: Hoare triple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,467 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {7838#true} #53#return; {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-08 12:14:39,468 INFO L280 TraceCheckUtils]: 13: Hoare triple {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-08 12:14:39,468 INFO L263 TraceCheckUtils]: 14: Hoare triple {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} call #t~ret3 := fibo1(~n - 2); {7838#true} is VALID [2020-07-08 12:14:39,469 INFO L280 TraceCheckUtils]: 15: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,469 INFO L280 TraceCheckUtils]: 16: Hoare triple {7838#true} assume ~n < 1;#res := 0; {8130#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} is VALID [2020-07-08 12:14:39,470 INFO L280 TraceCheckUtils]: 17: Hoare triple {8130#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} assume true; {8130#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} is VALID [2020-07-08 12:14:39,471 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {8130#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} #55#return; {8127#(and (<= 1 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 1))} is VALID [2020-07-08 12:14:39,472 INFO L280 TraceCheckUtils]: 19: Hoare triple {8127#(and (<= 1 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 1))} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,473 INFO L280 TraceCheckUtils]: 20: Hoare triple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,474 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {7838#true} #57#return; {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:39,474 INFO L280 TraceCheckUtils]: 22: Hoare triple {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:39,474 INFO L263 TraceCheckUtils]: 23: Hoare triple {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} call #t~ret1 := fibo2(~n - 2); {7838#true} is VALID [2020-07-08 12:14:39,475 INFO L280 TraceCheckUtils]: 24: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,475 INFO L280 TraceCheckUtils]: 25: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,475 INFO L280 TraceCheckUtils]: 26: Hoare triple {7838#true} assume 1 == ~n;#res := 1; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,476 INFO L280 TraceCheckUtils]: 27: Hoare triple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,477 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {8115#(and (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 2) (<= 2 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)))} is VALID [2020-07-08 12:14:39,478 INFO L280 TraceCheckUtils]: 29: Hoare triple {8115#(and (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 2) (<= 2 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {8116#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} is VALID [2020-07-08 12:14:39,479 INFO L280 TraceCheckUtils]: 30: Hoare triple {8116#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} assume true; {8116#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} is VALID [2020-07-08 12:14:39,480 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {8116#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} {7838#true} #53#return; {8070#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} is VALID [2020-07-08 12:14:39,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:39,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:39,532 INFO L280 TraceCheckUtils]: 0: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,532 INFO L280 TraceCheckUtils]: 1: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,533 INFO L280 TraceCheckUtils]: 2: Hoare triple {7838#true} assume 1 == ~n;#res := 1; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,533 INFO L280 TraceCheckUtils]: 3: Hoare triple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,534 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {7838#true} #57#return; {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:39,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:39,567 INFO L280 TraceCheckUtils]: 0: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,568 INFO L280 TraceCheckUtils]: 1: Hoare triple {7838#true} assume ~n < 1;#res := 0; {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-08 12:14:39,569 INFO L280 TraceCheckUtils]: 2: Hoare triple {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} assume true; {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-08 12:14:39,570 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {8140#(and (<= 1 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 1))} is VALID [2020-07-08 12:14:39,570 INFO L280 TraceCheckUtils]: 0: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,570 INFO L280 TraceCheckUtils]: 1: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,571 INFO L280 TraceCheckUtils]: 2: Hoare triple {7838#true} assume !(1 == ~n); {7838#true} is VALID [2020-07-08 12:14:39,571 INFO L263 TraceCheckUtils]: 3: Hoare triple {7838#true} call #t~ret0 := fibo2(~n - 1); {7838#true} is VALID [2020-07-08 12:14:39,571 INFO L280 TraceCheckUtils]: 4: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,571 INFO L280 TraceCheckUtils]: 5: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,572 INFO L280 TraceCheckUtils]: 6: Hoare triple {7838#true} assume 1 == ~n;#res := 1; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,573 INFO L280 TraceCheckUtils]: 7: Hoare triple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,573 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {7838#true} #57#return; {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:39,574 INFO L280 TraceCheckUtils]: 9: Hoare triple {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:39,574 INFO L263 TraceCheckUtils]: 10: Hoare triple {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} call #t~ret1 := fibo2(~n - 2); {7838#true} is VALID [2020-07-08 12:14:39,574 INFO L280 TraceCheckUtils]: 11: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,575 INFO L280 TraceCheckUtils]: 12: Hoare triple {7838#true} assume ~n < 1;#res := 0; {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-08 12:14:39,576 INFO L280 TraceCheckUtils]: 13: Hoare triple {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} assume true; {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-08 12:14:39,577 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {8140#(and (<= 1 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 1))} is VALID [2020-07-08 12:14:39,578 INFO L280 TraceCheckUtils]: 15: Hoare triple {8140#(and (<= 1 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 1))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,579 INFO L280 TraceCheckUtils]: 16: Hoare triple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,580 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {8070#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} #55#return; {8089#(and (<= 3 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 3))} is VALID [2020-07-08 12:14:39,580 INFO L280 TraceCheckUtils]: 0: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,581 INFO L280 TraceCheckUtils]: 1: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,581 INFO L280 TraceCheckUtils]: 2: Hoare triple {7838#true} assume !(1 == ~n); {7838#true} is VALID [2020-07-08 12:14:39,581 INFO L263 TraceCheckUtils]: 3: Hoare triple {7838#true} call #t~ret2 := fibo1(~n - 1); {7838#true} is VALID [2020-07-08 12:14:39,581 INFO L280 TraceCheckUtils]: 4: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,581 INFO L280 TraceCheckUtils]: 5: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,582 INFO L280 TraceCheckUtils]: 6: Hoare triple {7838#true} assume !(1 == ~n); {7838#true} is VALID [2020-07-08 12:14:39,582 INFO L263 TraceCheckUtils]: 7: Hoare triple {7838#true} call #t~ret0 := fibo2(~n - 1); {7838#true} is VALID [2020-07-08 12:14:39,582 INFO L280 TraceCheckUtils]: 8: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,582 INFO L280 TraceCheckUtils]: 9: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,582 INFO L280 TraceCheckUtils]: 10: Hoare triple {7838#true} assume !(1 == ~n); {7838#true} is VALID [2020-07-08 12:14:39,583 INFO L263 TraceCheckUtils]: 11: Hoare triple {7838#true} call #t~ret2 := fibo1(~n - 1); {7838#true} is VALID [2020-07-08 12:14:39,583 INFO L280 TraceCheckUtils]: 12: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,583 INFO L280 TraceCheckUtils]: 13: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,584 INFO L280 TraceCheckUtils]: 14: Hoare triple {7838#true} assume 1 == ~n;#res := 1; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,584 INFO L280 TraceCheckUtils]: 15: Hoare triple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,585 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {7838#true} #53#return; {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-08 12:14:39,586 INFO L280 TraceCheckUtils]: 17: Hoare triple {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-08 12:14:39,586 INFO L263 TraceCheckUtils]: 18: Hoare triple {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} call #t~ret3 := fibo1(~n - 2); {7838#true} is VALID [2020-07-08 12:14:39,586 INFO L280 TraceCheckUtils]: 19: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,587 INFO L280 TraceCheckUtils]: 20: Hoare triple {7838#true} assume ~n < 1;#res := 0; {8130#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} is VALID [2020-07-08 12:14:39,587 INFO L280 TraceCheckUtils]: 21: Hoare triple {8130#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} assume true; {8130#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} is VALID [2020-07-08 12:14:39,589 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {8130#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} #55#return; {8127#(and (<= 1 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 1))} is VALID [2020-07-08 12:14:39,590 INFO L280 TraceCheckUtils]: 23: Hoare triple {8127#(and (<= 1 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 1))} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,590 INFO L280 TraceCheckUtils]: 24: Hoare triple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,591 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {7838#true} #57#return; {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:39,592 INFO L280 TraceCheckUtils]: 26: Hoare triple {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:39,592 INFO L263 TraceCheckUtils]: 27: Hoare triple {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} call #t~ret1 := fibo2(~n - 2); {7838#true} is VALID [2020-07-08 12:14:39,592 INFO L280 TraceCheckUtils]: 28: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,592 INFO L280 TraceCheckUtils]: 29: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,593 INFO L280 TraceCheckUtils]: 30: Hoare triple {7838#true} assume 1 == ~n;#res := 1; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,594 INFO L280 TraceCheckUtils]: 31: Hoare triple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,595 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {8115#(and (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 2) (<= 2 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)))} is VALID [2020-07-08 12:14:39,596 INFO L280 TraceCheckUtils]: 33: Hoare triple {8115#(and (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 2) (<= 2 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {8116#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} is VALID [2020-07-08 12:14:39,596 INFO L280 TraceCheckUtils]: 34: Hoare triple {8116#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} assume true; {8116#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} is VALID [2020-07-08 12:14:39,597 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {8116#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} {7838#true} #53#return; {8070#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} is VALID [2020-07-08 12:14:39,598 INFO L280 TraceCheckUtils]: 36: Hoare triple {8070#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {8070#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} is VALID [2020-07-08 12:14:39,598 INFO L263 TraceCheckUtils]: 37: Hoare triple {8070#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} call #t~ret3 := fibo1(~n - 2); {7838#true} is VALID [2020-07-08 12:14:39,598 INFO L280 TraceCheckUtils]: 38: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,598 INFO L280 TraceCheckUtils]: 39: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,599 INFO L280 TraceCheckUtils]: 40: Hoare triple {7838#true} assume !(1 == ~n); {7838#true} is VALID [2020-07-08 12:14:39,599 INFO L263 TraceCheckUtils]: 41: Hoare triple {7838#true} call #t~ret0 := fibo2(~n - 1); {7838#true} is VALID [2020-07-08 12:14:39,599 INFO L280 TraceCheckUtils]: 42: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,599 INFO L280 TraceCheckUtils]: 43: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,600 INFO L280 TraceCheckUtils]: 44: Hoare triple {7838#true} assume 1 == ~n;#res := 1; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,600 INFO L280 TraceCheckUtils]: 45: Hoare triple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,604 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {7838#true} #57#return; {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:39,605 INFO L280 TraceCheckUtils]: 47: Hoare triple {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:39,605 INFO L263 TraceCheckUtils]: 48: Hoare triple {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} call #t~ret1 := fibo2(~n - 2); {7838#true} is VALID [2020-07-08 12:14:39,605 INFO L280 TraceCheckUtils]: 49: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,606 INFO L280 TraceCheckUtils]: 50: Hoare triple {7838#true} assume ~n < 1;#res := 0; {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-08 12:14:39,606 INFO L280 TraceCheckUtils]: 51: Hoare triple {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} assume true; {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-08 12:14:39,608 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {8140#(and (<= 1 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 1))} is VALID [2020-07-08 12:14:39,609 INFO L280 TraceCheckUtils]: 53: Hoare triple {8140#(and (<= 1 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 1))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,609 INFO L280 TraceCheckUtils]: 54: Hoare triple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,611 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {8070#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} #55#return; {8089#(and (<= 3 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 3))} is VALID [2020-07-08 12:14:39,612 INFO L280 TraceCheckUtils]: 56: Hoare triple {8089#(and (<= 3 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 3))} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {8090#(and (<= 3 |fibo2_#res|) (<= |fibo2_#res| 3))} is VALID [2020-07-08 12:14:39,612 INFO L280 TraceCheckUtils]: 57: Hoare triple {8090#(and (<= 3 |fibo2_#res|) (<= |fibo2_#res| 3))} assume true; {8090#(and (<= 3 |fibo2_#res|) (<= |fibo2_#res| 3))} is VALID [2020-07-08 12:14:39,613 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {8090#(and (<= 3 |fibo2_#res|) (<= |fibo2_#res| 3))} {7838#true} #57#return; {8003#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))} is VALID [2020-07-08 12:14:39,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:39,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:39,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:39,742 INFO L280 TraceCheckUtils]: 0: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,743 INFO L280 TraceCheckUtils]: 1: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,743 INFO L280 TraceCheckUtils]: 2: Hoare triple {7838#true} assume 1 == ~n;#res := 1; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,744 INFO L280 TraceCheckUtils]: 3: Hoare triple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,745 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {7838#true} #57#return; {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:39,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:39,755 INFO L280 TraceCheckUtils]: 0: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,755 INFO L280 TraceCheckUtils]: 1: Hoare triple {7838#true} assume ~n < 1;#res := 0; {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-08 12:14:39,756 INFO L280 TraceCheckUtils]: 2: Hoare triple {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} assume true; {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-08 12:14:39,758 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {8140#(and (<= 1 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 1))} is VALID [2020-07-08 12:14:39,758 INFO L280 TraceCheckUtils]: 0: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,758 INFO L280 TraceCheckUtils]: 1: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,758 INFO L280 TraceCheckUtils]: 2: Hoare triple {7838#true} assume !(1 == ~n); {7838#true} is VALID [2020-07-08 12:14:39,759 INFO L263 TraceCheckUtils]: 3: Hoare triple {7838#true} call #t~ret0 := fibo2(~n - 1); {7838#true} is VALID [2020-07-08 12:14:39,759 INFO L280 TraceCheckUtils]: 4: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,759 INFO L280 TraceCheckUtils]: 5: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,760 INFO L280 TraceCheckUtils]: 6: Hoare triple {7838#true} assume 1 == ~n;#res := 1; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,760 INFO L280 TraceCheckUtils]: 7: Hoare triple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,761 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {7838#true} #57#return; {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:39,762 INFO L280 TraceCheckUtils]: 9: Hoare triple {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:39,762 INFO L263 TraceCheckUtils]: 10: Hoare triple {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} call #t~ret1 := fibo2(~n - 2); {7838#true} is VALID [2020-07-08 12:14:39,763 INFO L280 TraceCheckUtils]: 11: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,763 INFO L280 TraceCheckUtils]: 12: Hoare triple {7838#true} assume ~n < 1;#res := 0; {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-08 12:14:39,764 INFO L280 TraceCheckUtils]: 13: Hoare triple {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} assume true; {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-08 12:14:39,765 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {8140#(and (<= 1 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 1))} is VALID [2020-07-08 12:14:39,767 INFO L280 TraceCheckUtils]: 15: Hoare triple {8140#(and (<= 1 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 1))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,767 INFO L280 TraceCheckUtils]: 16: Hoare triple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,768 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {7838#true} #53#return; {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-08 12:14:39,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:39,778 INFO L280 TraceCheckUtils]: 0: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,778 INFO L280 TraceCheckUtils]: 1: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,779 INFO L280 TraceCheckUtils]: 2: Hoare triple {7838#true} assume 1 == ~n;#res := 1; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,780 INFO L280 TraceCheckUtils]: 3: Hoare triple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,782 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} #55#return; {8165#(and (<= 2 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 2))} is VALID [2020-07-08 12:14:39,782 INFO L280 TraceCheckUtils]: 0: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,782 INFO L280 TraceCheckUtils]: 1: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,782 INFO L280 TraceCheckUtils]: 2: Hoare triple {7838#true} assume !(1 == ~n); {7838#true} is VALID [2020-07-08 12:14:39,783 INFO L263 TraceCheckUtils]: 3: Hoare triple {7838#true} call #t~ret2 := fibo1(~n - 1); {7838#true} is VALID [2020-07-08 12:14:39,783 INFO L280 TraceCheckUtils]: 4: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,783 INFO L280 TraceCheckUtils]: 5: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,783 INFO L280 TraceCheckUtils]: 6: Hoare triple {7838#true} assume !(1 == ~n); {7838#true} is VALID [2020-07-08 12:14:39,783 INFO L263 TraceCheckUtils]: 7: Hoare triple {7838#true} call #t~ret0 := fibo2(~n - 1); {7838#true} is VALID [2020-07-08 12:14:39,784 INFO L280 TraceCheckUtils]: 8: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,784 INFO L280 TraceCheckUtils]: 9: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,785 INFO L280 TraceCheckUtils]: 10: Hoare triple {7838#true} assume 1 == ~n;#res := 1; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,785 INFO L280 TraceCheckUtils]: 11: Hoare triple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,787 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {7838#true} #57#return; {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:39,787 INFO L280 TraceCheckUtils]: 13: Hoare triple {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:39,788 INFO L263 TraceCheckUtils]: 14: Hoare triple {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} call #t~ret1 := fibo2(~n - 2); {7838#true} is VALID [2020-07-08 12:14:39,788 INFO L280 TraceCheckUtils]: 15: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,789 INFO L280 TraceCheckUtils]: 16: Hoare triple {7838#true} assume ~n < 1;#res := 0; {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-08 12:14:39,789 INFO L280 TraceCheckUtils]: 17: Hoare triple {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} assume true; {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-08 12:14:39,791 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {8140#(and (<= 1 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 1))} is VALID [2020-07-08 12:14:39,792 INFO L280 TraceCheckUtils]: 19: Hoare triple {8140#(and (<= 1 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 1))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,793 INFO L280 TraceCheckUtils]: 20: Hoare triple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,795 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {7838#true} #53#return; {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-08 12:14:39,795 INFO L280 TraceCheckUtils]: 22: Hoare triple {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-08 12:14:39,796 INFO L263 TraceCheckUtils]: 23: Hoare triple {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} call #t~ret3 := fibo1(~n - 2); {7838#true} is VALID [2020-07-08 12:14:39,796 INFO L280 TraceCheckUtils]: 24: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,796 INFO L280 TraceCheckUtils]: 25: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,797 INFO L280 TraceCheckUtils]: 26: Hoare triple {7838#true} assume 1 == ~n;#res := 1; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,798 INFO L280 TraceCheckUtils]: 27: Hoare triple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,800 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} #55#return; {8165#(and (<= 2 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 2))} is VALID [2020-07-08 12:14:39,801 INFO L280 TraceCheckUtils]: 29: Hoare triple {8165#(and (<= 2 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 2))} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {8166#(and (<= |fibo2_#res| 2) (<= 2 |fibo2_#res|))} is VALID [2020-07-08 12:14:39,802 INFO L280 TraceCheckUtils]: 30: Hoare triple {8166#(and (<= |fibo2_#res| 2) (<= 2 |fibo2_#res|))} assume true; {8166#(and (<= |fibo2_#res| 2) (<= 2 |fibo2_#res|))} is VALID [2020-07-08 12:14:39,803 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {8166#(and (<= |fibo2_#res| 2) (<= 2 |fibo2_#res|))} {8003#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))} #59#return; {8036#(and (<= 5 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 5))} is VALID [2020-07-08 12:14:39,805 INFO L280 TraceCheckUtils]: 0: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,806 INFO L280 TraceCheckUtils]: 1: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,806 INFO L280 TraceCheckUtils]: 2: Hoare triple {7838#true} assume !(1 == ~n); {7838#true} is VALID [2020-07-08 12:14:39,806 INFO L263 TraceCheckUtils]: 3: Hoare triple {7838#true} call #t~ret0 := fibo2(~n - 1); {7838#true} is VALID [2020-07-08 12:14:39,806 INFO L280 TraceCheckUtils]: 4: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,807 INFO L280 TraceCheckUtils]: 5: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,807 INFO L280 TraceCheckUtils]: 6: Hoare triple {7838#true} assume !(1 == ~n); {7838#true} is VALID [2020-07-08 12:14:39,807 INFO L263 TraceCheckUtils]: 7: Hoare triple {7838#true} call #t~ret2 := fibo1(~n - 1); {7838#true} is VALID [2020-07-08 12:14:39,807 INFO L280 TraceCheckUtils]: 8: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,807 INFO L280 TraceCheckUtils]: 9: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,807 INFO L280 TraceCheckUtils]: 10: Hoare triple {7838#true} assume !(1 == ~n); {7838#true} is VALID [2020-07-08 12:14:39,808 INFO L263 TraceCheckUtils]: 11: Hoare triple {7838#true} call #t~ret0 := fibo2(~n - 1); {7838#true} is VALID [2020-07-08 12:14:39,808 INFO L280 TraceCheckUtils]: 12: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,808 INFO L280 TraceCheckUtils]: 13: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,808 INFO L280 TraceCheckUtils]: 14: Hoare triple {7838#true} assume !(1 == ~n); {7838#true} is VALID [2020-07-08 12:14:39,808 INFO L263 TraceCheckUtils]: 15: Hoare triple {7838#true} call #t~ret2 := fibo1(~n - 1); {7838#true} is VALID [2020-07-08 12:14:39,809 INFO L280 TraceCheckUtils]: 16: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,809 INFO L280 TraceCheckUtils]: 17: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,810 INFO L280 TraceCheckUtils]: 18: Hoare triple {7838#true} assume 1 == ~n;#res := 1; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,810 INFO L280 TraceCheckUtils]: 19: Hoare triple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,811 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {7838#true} #53#return; {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-08 12:14:39,812 INFO L280 TraceCheckUtils]: 21: Hoare triple {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-08 12:14:39,812 INFO L263 TraceCheckUtils]: 22: Hoare triple {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} call #t~ret3 := fibo1(~n - 2); {7838#true} is VALID [2020-07-08 12:14:39,813 INFO L280 TraceCheckUtils]: 23: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,813 INFO L280 TraceCheckUtils]: 24: Hoare triple {7838#true} assume ~n < 1;#res := 0; {8130#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} is VALID [2020-07-08 12:14:39,814 INFO L280 TraceCheckUtils]: 25: Hoare triple {8130#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} assume true; {8130#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} is VALID [2020-07-08 12:14:39,815 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {8130#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} #55#return; {8127#(and (<= 1 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 1))} is VALID [2020-07-08 12:14:39,816 INFO L280 TraceCheckUtils]: 27: Hoare triple {8127#(and (<= 1 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 1))} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,817 INFO L280 TraceCheckUtils]: 28: Hoare triple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,818 INFO L275 TraceCheckUtils]: 29: Hoare quadruple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {7838#true} #57#return; {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:39,819 INFO L280 TraceCheckUtils]: 30: Hoare triple {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:39,819 INFO L263 TraceCheckUtils]: 31: Hoare triple {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} call #t~ret1 := fibo2(~n - 2); {7838#true} is VALID [2020-07-08 12:14:39,819 INFO L280 TraceCheckUtils]: 32: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,820 INFO L280 TraceCheckUtils]: 33: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,820 INFO L280 TraceCheckUtils]: 34: Hoare triple {7838#true} assume 1 == ~n;#res := 1; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,821 INFO L280 TraceCheckUtils]: 35: Hoare triple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,822 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {8115#(and (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 2) (<= 2 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)))} is VALID [2020-07-08 12:14:39,823 INFO L280 TraceCheckUtils]: 37: Hoare triple {8115#(and (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 2) (<= 2 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {8116#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} is VALID [2020-07-08 12:14:39,824 INFO L280 TraceCheckUtils]: 38: Hoare triple {8116#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} assume true; {8116#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} is VALID [2020-07-08 12:14:39,825 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {8116#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} {7838#true} #53#return; {8070#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} is VALID [2020-07-08 12:14:39,826 INFO L280 TraceCheckUtils]: 40: Hoare triple {8070#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {8070#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} is VALID [2020-07-08 12:14:39,826 INFO L263 TraceCheckUtils]: 41: Hoare triple {8070#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} call #t~ret3 := fibo1(~n - 2); {7838#true} is VALID [2020-07-08 12:14:39,826 INFO L280 TraceCheckUtils]: 42: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,826 INFO L280 TraceCheckUtils]: 43: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,827 INFO L280 TraceCheckUtils]: 44: Hoare triple {7838#true} assume !(1 == ~n); {7838#true} is VALID [2020-07-08 12:14:39,827 INFO L263 TraceCheckUtils]: 45: Hoare triple {7838#true} call #t~ret0 := fibo2(~n - 1); {7838#true} is VALID [2020-07-08 12:14:39,827 INFO L280 TraceCheckUtils]: 46: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,827 INFO L280 TraceCheckUtils]: 47: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,828 INFO L280 TraceCheckUtils]: 48: Hoare triple {7838#true} assume 1 == ~n;#res := 1; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,829 INFO L280 TraceCheckUtils]: 49: Hoare triple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,830 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {7838#true} #57#return; {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:39,830 INFO L280 TraceCheckUtils]: 51: Hoare triple {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:39,831 INFO L263 TraceCheckUtils]: 52: Hoare triple {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} call #t~ret1 := fibo2(~n - 2); {7838#true} is VALID [2020-07-08 12:14:39,831 INFO L280 TraceCheckUtils]: 53: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,831 INFO L280 TraceCheckUtils]: 54: Hoare triple {7838#true} assume ~n < 1;#res := 0; {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-08 12:14:39,832 INFO L280 TraceCheckUtils]: 55: Hoare triple {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} assume true; {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-08 12:14:39,833 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {8140#(and (<= 1 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 1))} is VALID [2020-07-08 12:14:39,835 INFO L280 TraceCheckUtils]: 57: Hoare triple {8140#(and (<= 1 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 1))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,836 INFO L280 TraceCheckUtils]: 58: Hoare triple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,838 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {8070#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} #55#return; {8089#(and (<= 3 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 3))} is VALID [2020-07-08 12:14:39,839 INFO L280 TraceCheckUtils]: 60: Hoare triple {8089#(and (<= 3 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 3))} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {8090#(and (<= 3 |fibo2_#res|) (<= |fibo2_#res| 3))} is VALID [2020-07-08 12:14:39,840 INFO L280 TraceCheckUtils]: 61: Hoare triple {8090#(and (<= 3 |fibo2_#res|) (<= |fibo2_#res| 3))} assume true; {8090#(and (<= 3 |fibo2_#res|) (<= |fibo2_#res| 3))} is VALID [2020-07-08 12:14:39,841 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {8090#(and (<= 3 |fibo2_#res|) (<= |fibo2_#res| 3))} {7838#true} #57#return; {8003#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))} is VALID [2020-07-08 12:14:39,842 INFO L280 TraceCheckUtils]: 63: Hoare triple {8003#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {8003#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))} is VALID [2020-07-08 12:14:39,843 INFO L263 TraceCheckUtils]: 64: Hoare triple {8003#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))} call #t~ret1 := fibo2(~n - 2); {7838#true} is VALID [2020-07-08 12:14:39,843 INFO L280 TraceCheckUtils]: 65: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,843 INFO L280 TraceCheckUtils]: 66: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,844 INFO L280 TraceCheckUtils]: 67: Hoare triple {7838#true} assume !(1 == ~n); {7838#true} is VALID [2020-07-08 12:14:39,844 INFO L263 TraceCheckUtils]: 68: Hoare triple {7838#true} call #t~ret2 := fibo1(~n - 1); {7838#true} is VALID [2020-07-08 12:14:39,844 INFO L280 TraceCheckUtils]: 69: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,844 INFO L280 TraceCheckUtils]: 70: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,845 INFO L280 TraceCheckUtils]: 71: Hoare triple {7838#true} assume !(1 == ~n); {7838#true} is VALID [2020-07-08 12:14:39,845 INFO L263 TraceCheckUtils]: 72: Hoare triple {7838#true} call #t~ret0 := fibo2(~n - 1); {7838#true} is VALID [2020-07-08 12:14:39,845 INFO L280 TraceCheckUtils]: 73: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,846 INFO L280 TraceCheckUtils]: 74: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,847 INFO L280 TraceCheckUtils]: 75: Hoare triple {7838#true} assume 1 == ~n;#res := 1; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,848 INFO L280 TraceCheckUtils]: 76: Hoare triple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,849 INFO L275 TraceCheckUtils]: 77: Hoare quadruple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {7838#true} #57#return; {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:39,850 INFO L280 TraceCheckUtils]: 78: Hoare triple {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:39,850 INFO L263 TraceCheckUtils]: 79: Hoare triple {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} call #t~ret1 := fibo2(~n - 2); {7838#true} is VALID [2020-07-08 12:14:39,850 INFO L280 TraceCheckUtils]: 80: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,851 INFO L280 TraceCheckUtils]: 81: Hoare triple {7838#true} assume ~n < 1;#res := 0; {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-08 12:14:39,852 INFO L280 TraceCheckUtils]: 82: Hoare triple {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} assume true; {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-08 12:14:39,853 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {8140#(and (<= 1 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 1))} is VALID [2020-07-08 12:14:39,854 INFO L280 TraceCheckUtils]: 84: Hoare triple {8140#(and (<= 1 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 1))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,855 INFO L280 TraceCheckUtils]: 85: Hoare triple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,856 INFO L275 TraceCheckUtils]: 86: Hoare quadruple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {7838#true} #53#return; {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-08 12:14:39,856 INFO L280 TraceCheckUtils]: 87: Hoare triple {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-08 12:14:39,857 INFO L263 TraceCheckUtils]: 88: Hoare triple {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} call #t~ret3 := fibo1(~n - 2); {7838#true} is VALID [2020-07-08 12:14:39,857 INFO L280 TraceCheckUtils]: 89: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,857 INFO L280 TraceCheckUtils]: 90: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,858 INFO L280 TraceCheckUtils]: 91: Hoare triple {7838#true} assume 1 == ~n;#res := 1; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,859 INFO L280 TraceCheckUtils]: 92: Hoare triple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,860 INFO L275 TraceCheckUtils]: 93: Hoare quadruple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} #55#return; {8165#(and (<= 2 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 2))} is VALID [2020-07-08 12:14:39,861 INFO L280 TraceCheckUtils]: 94: Hoare triple {8165#(and (<= 2 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 2))} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {8166#(and (<= |fibo2_#res| 2) (<= 2 |fibo2_#res|))} is VALID [2020-07-08 12:14:39,862 INFO L280 TraceCheckUtils]: 95: Hoare triple {8166#(and (<= |fibo2_#res| 2) (<= 2 |fibo2_#res|))} assume true; {8166#(and (<= |fibo2_#res| 2) (<= 2 |fibo2_#res|))} is VALID [2020-07-08 12:14:39,863 INFO L275 TraceCheckUtils]: 96: Hoare quadruple {8166#(and (<= |fibo2_#res| 2) (<= 2 |fibo2_#res|))} {8003#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))} #59#return; {8036#(and (<= 5 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 5))} is VALID [2020-07-08 12:14:39,864 INFO L280 TraceCheckUtils]: 97: Hoare triple {8036#(and (<= 5 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 5))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {8037#(and (<= 5 |fibo1_#res|) (<= |fibo1_#res| 5))} is VALID [2020-07-08 12:14:39,865 INFO L280 TraceCheckUtils]: 98: Hoare triple {8037#(and (<= 5 |fibo1_#res|) (<= |fibo1_#res| 5))} assume true; {8037#(and (<= 5 |fibo1_#res|) (<= |fibo1_#res| 5))} is VALID [2020-07-08 12:14:39,866 INFO L275 TraceCheckUtils]: 99: Hoare quadruple {8037#(and (<= 5 |fibo1_#res|) (<= |fibo1_#res| 5))} {7838#true} #51#return; {7942#(and (<= 5 |main_#t~ret4|) (<= |main_#t~ret4| 5))} is VALID [2020-07-08 12:14:39,896 INFO L263 TraceCheckUtils]: 0: Hoare triple {7838#true} call ULTIMATE.init(); {7838#true} is VALID [2020-07-08 12:14:39,896 INFO L280 TraceCheckUtils]: 1: Hoare triple {7838#true} assume true; {7838#true} is VALID [2020-07-08 12:14:39,897 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {7838#true} {7838#true} #47#return; {7838#true} is VALID [2020-07-08 12:14:39,897 INFO L263 TraceCheckUtils]: 3: Hoare triple {7838#true} call #t~ret5 := main(); {7838#true} is VALID [2020-07-08 12:14:39,897 INFO L280 TraceCheckUtils]: 4: Hoare triple {7838#true} ~x~0 := 5; {7838#true} is VALID [2020-07-08 12:14:39,897 INFO L263 TraceCheckUtils]: 5: Hoare triple {7838#true} call #t~ret4 := fibo1(~x~0); {7838#true} is VALID [2020-07-08 12:14:39,898 INFO L280 TraceCheckUtils]: 6: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,898 INFO L280 TraceCheckUtils]: 7: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,898 INFO L280 TraceCheckUtils]: 8: Hoare triple {7838#true} assume !(1 == ~n); {7838#true} is VALID [2020-07-08 12:14:39,898 INFO L263 TraceCheckUtils]: 9: Hoare triple {7838#true} call #t~ret0 := fibo2(~n - 1); {7838#true} is VALID [2020-07-08 12:14:39,899 INFO L280 TraceCheckUtils]: 10: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,899 INFO L280 TraceCheckUtils]: 11: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,899 INFO L280 TraceCheckUtils]: 12: Hoare triple {7838#true} assume !(1 == ~n); {7838#true} is VALID [2020-07-08 12:14:39,899 INFO L263 TraceCheckUtils]: 13: Hoare triple {7838#true} call #t~ret2 := fibo1(~n - 1); {7838#true} is VALID [2020-07-08 12:14:39,900 INFO L280 TraceCheckUtils]: 14: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,900 INFO L280 TraceCheckUtils]: 15: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,900 INFO L280 TraceCheckUtils]: 16: Hoare triple {7838#true} assume !(1 == ~n); {7838#true} is VALID [2020-07-08 12:14:39,900 INFO L263 TraceCheckUtils]: 17: Hoare triple {7838#true} call #t~ret0 := fibo2(~n - 1); {7838#true} is VALID [2020-07-08 12:14:39,900 INFO L280 TraceCheckUtils]: 18: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,901 INFO L280 TraceCheckUtils]: 19: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,901 INFO L280 TraceCheckUtils]: 20: Hoare triple {7838#true} assume !(1 == ~n); {7838#true} is VALID [2020-07-08 12:14:39,901 INFO L263 TraceCheckUtils]: 21: Hoare triple {7838#true} call #t~ret2 := fibo1(~n - 1); {7838#true} is VALID [2020-07-08 12:14:39,901 INFO L280 TraceCheckUtils]: 22: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,901 INFO L280 TraceCheckUtils]: 23: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,902 INFO L280 TraceCheckUtils]: 24: Hoare triple {7838#true} assume 1 == ~n;#res := 1; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,903 INFO L280 TraceCheckUtils]: 25: Hoare triple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,904 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {7838#true} #53#return; {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-08 12:14:39,905 INFO L280 TraceCheckUtils]: 27: Hoare triple {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-08 12:14:39,905 INFO L263 TraceCheckUtils]: 28: Hoare triple {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} call #t~ret3 := fibo1(~n - 2); {7838#true} is VALID [2020-07-08 12:14:39,905 INFO L280 TraceCheckUtils]: 29: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,906 INFO L280 TraceCheckUtils]: 30: Hoare triple {7838#true} assume ~n < 1;#res := 0; {8130#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} is VALID [2020-07-08 12:14:39,907 INFO L280 TraceCheckUtils]: 31: Hoare triple {8130#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} assume true; {8130#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} is VALID [2020-07-08 12:14:39,908 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {8130#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} #55#return; {8127#(and (<= 1 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 1))} is VALID [2020-07-08 12:14:39,909 INFO L280 TraceCheckUtils]: 33: Hoare triple {8127#(and (<= 1 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 1))} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,910 INFO L280 TraceCheckUtils]: 34: Hoare triple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,911 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {7838#true} #57#return; {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:39,912 INFO L280 TraceCheckUtils]: 36: Hoare triple {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:39,912 INFO L263 TraceCheckUtils]: 37: Hoare triple {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} call #t~ret1 := fibo2(~n - 2); {7838#true} is VALID [2020-07-08 12:14:39,913 INFO L280 TraceCheckUtils]: 38: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,913 INFO L280 TraceCheckUtils]: 39: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,914 INFO L280 TraceCheckUtils]: 40: Hoare triple {7838#true} assume 1 == ~n;#res := 1; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,915 INFO L280 TraceCheckUtils]: 41: Hoare triple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,916 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {8115#(and (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 2) (<= 2 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)))} is VALID [2020-07-08 12:14:39,917 INFO L280 TraceCheckUtils]: 43: Hoare triple {8115#(and (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 2) (<= 2 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {8116#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} is VALID [2020-07-08 12:14:39,918 INFO L280 TraceCheckUtils]: 44: Hoare triple {8116#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} assume true; {8116#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} is VALID [2020-07-08 12:14:39,919 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {8116#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} {7838#true} #53#return; {8070#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} is VALID [2020-07-08 12:14:39,920 INFO L280 TraceCheckUtils]: 46: Hoare triple {8070#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {8070#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} is VALID [2020-07-08 12:14:39,921 INFO L263 TraceCheckUtils]: 47: Hoare triple {8070#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} call #t~ret3 := fibo1(~n - 2); {7838#true} is VALID [2020-07-08 12:14:39,921 INFO L280 TraceCheckUtils]: 48: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,921 INFO L280 TraceCheckUtils]: 49: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,922 INFO L280 TraceCheckUtils]: 50: Hoare triple {7838#true} assume !(1 == ~n); {7838#true} is VALID [2020-07-08 12:14:39,922 INFO L263 TraceCheckUtils]: 51: Hoare triple {7838#true} call #t~ret0 := fibo2(~n - 1); {7838#true} is VALID [2020-07-08 12:14:39,922 INFO L280 TraceCheckUtils]: 52: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,923 INFO L280 TraceCheckUtils]: 53: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,924 INFO L280 TraceCheckUtils]: 54: Hoare triple {7838#true} assume 1 == ~n;#res := 1; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,925 INFO L280 TraceCheckUtils]: 55: Hoare triple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,926 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {7838#true} #57#return; {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:39,946 INFO L280 TraceCheckUtils]: 57: Hoare triple {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:39,947 INFO L263 TraceCheckUtils]: 58: Hoare triple {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} call #t~ret1 := fibo2(~n - 2); {7838#true} is VALID [2020-07-08 12:14:39,947 INFO L280 TraceCheckUtils]: 59: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,948 INFO L280 TraceCheckUtils]: 60: Hoare triple {7838#true} assume ~n < 1;#res := 0; {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-08 12:14:39,949 INFO L280 TraceCheckUtils]: 61: Hoare triple {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} assume true; {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-08 12:14:39,951 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {8140#(and (<= 1 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 1))} is VALID [2020-07-08 12:14:39,953 INFO L280 TraceCheckUtils]: 63: Hoare triple {8140#(and (<= 1 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 1))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,955 INFO L280 TraceCheckUtils]: 64: Hoare triple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,957 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {8070#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} #55#return; {8089#(and (<= 3 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 3))} is VALID [2020-07-08 12:14:39,959 INFO L280 TraceCheckUtils]: 66: Hoare triple {8089#(and (<= 3 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 3))} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {8090#(and (<= 3 |fibo2_#res|) (<= |fibo2_#res| 3))} is VALID [2020-07-08 12:14:39,960 INFO L280 TraceCheckUtils]: 67: Hoare triple {8090#(and (<= 3 |fibo2_#res|) (<= |fibo2_#res| 3))} assume true; {8090#(and (<= 3 |fibo2_#res|) (<= |fibo2_#res| 3))} is VALID [2020-07-08 12:14:39,961 INFO L275 TraceCheckUtils]: 68: Hoare quadruple {8090#(and (<= 3 |fibo2_#res|) (<= |fibo2_#res| 3))} {7838#true} #57#return; {8003#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))} is VALID [2020-07-08 12:14:39,962 INFO L280 TraceCheckUtils]: 69: Hoare triple {8003#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {8003#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))} is VALID [2020-07-08 12:14:39,962 INFO L263 TraceCheckUtils]: 70: Hoare triple {8003#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))} call #t~ret1 := fibo2(~n - 2); {7838#true} is VALID [2020-07-08 12:14:39,963 INFO L280 TraceCheckUtils]: 71: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,963 INFO L280 TraceCheckUtils]: 72: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,963 INFO L280 TraceCheckUtils]: 73: Hoare triple {7838#true} assume !(1 == ~n); {7838#true} is VALID [2020-07-08 12:14:39,963 INFO L263 TraceCheckUtils]: 74: Hoare triple {7838#true} call #t~ret2 := fibo1(~n - 1); {7838#true} is VALID [2020-07-08 12:14:39,964 INFO L280 TraceCheckUtils]: 75: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,964 INFO L280 TraceCheckUtils]: 76: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,964 INFO L280 TraceCheckUtils]: 77: Hoare triple {7838#true} assume !(1 == ~n); {7838#true} is VALID [2020-07-08 12:14:39,965 INFO L263 TraceCheckUtils]: 78: Hoare triple {7838#true} call #t~ret0 := fibo2(~n - 1); {7838#true} is VALID [2020-07-08 12:14:39,965 INFO L280 TraceCheckUtils]: 79: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,965 INFO L280 TraceCheckUtils]: 80: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,966 INFO L280 TraceCheckUtils]: 81: Hoare triple {7838#true} assume 1 == ~n;#res := 1; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,967 INFO L280 TraceCheckUtils]: 82: Hoare triple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:39,968 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {7838#true} #57#return; {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:39,969 INFO L280 TraceCheckUtils]: 84: Hoare triple {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:39,970 INFO L263 TraceCheckUtils]: 85: Hoare triple {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} call #t~ret1 := fibo2(~n - 2); {7838#true} is VALID [2020-07-08 12:14:39,970 INFO L280 TraceCheckUtils]: 86: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,970 INFO L280 TraceCheckUtils]: 87: Hoare triple {7838#true} assume ~n < 1;#res := 0; {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-08 12:14:39,971 INFO L280 TraceCheckUtils]: 88: Hoare triple {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} assume true; {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-08 12:14:39,972 INFO L275 TraceCheckUtils]: 89: Hoare quadruple {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {8140#(and (<= 1 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 1))} is VALID [2020-07-08 12:14:39,973 INFO L280 TraceCheckUtils]: 90: Hoare triple {8140#(and (<= 1 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 1))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,974 INFO L280 TraceCheckUtils]: 91: Hoare triple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,975 INFO L275 TraceCheckUtils]: 92: Hoare quadruple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {7838#true} #53#return; {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-08 12:14:39,976 INFO L280 TraceCheckUtils]: 93: Hoare triple {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-08 12:14:39,976 INFO L263 TraceCheckUtils]: 94: Hoare triple {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} call #t~ret3 := fibo1(~n - 2); {7838#true} is VALID [2020-07-08 12:14:39,976 INFO L280 TraceCheckUtils]: 95: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:39,976 INFO L280 TraceCheckUtils]: 96: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:39,977 INFO L280 TraceCheckUtils]: 97: Hoare triple {7838#true} assume 1 == ~n;#res := 1; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,978 INFO L280 TraceCheckUtils]: 98: Hoare triple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:39,979 INFO L275 TraceCheckUtils]: 99: Hoare quadruple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} #55#return; {8165#(and (<= 2 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 2))} is VALID [2020-07-08 12:14:39,980 INFO L280 TraceCheckUtils]: 100: Hoare triple {8165#(and (<= 2 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 2))} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {8166#(and (<= |fibo2_#res| 2) (<= 2 |fibo2_#res|))} is VALID [2020-07-08 12:14:39,981 INFO L280 TraceCheckUtils]: 101: Hoare triple {8166#(and (<= |fibo2_#res| 2) (<= 2 |fibo2_#res|))} assume true; {8166#(and (<= |fibo2_#res| 2) (<= 2 |fibo2_#res|))} is VALID [2020-07-08 12:14:39,983 INFO L275 TraceCheckUtils]: 102: Hoare quadruple {8166#(and (<= |fibo2_#res| 2) (<= 2 |fibo2_#res|))} {8003#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))} #59#return; {8036#(and (<= 5 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 5))} is VALID [2020-07-08 12:14:39,984 INFO L280 TraceCheckUtils]: 103: Hoare triple {8036#(and (<= 5 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 5))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {8037#(and (<= 5 |fibo1_#res|) (<= |fibo1_#res| 5))} is VALID [2020-07-08 12:14:39,985 INFO L280 TraceCheckUtils]: 104: Hoare triple {8037#(and (<= 5 |fibo1_#res|) (<= |fibo1_#res| 5))} assume true; {8037#(and (<= 5 |fibo1_#res|) (<= |fibo1_#res| 5))} is VALID [2020-07-08 12:14:39,987 INFO L275 TraceCheckUtils]: 105: Hoare quadruple {8037#(and (<= 5 |fibo1_#res|) (<= |fibo1_#res| 5))} {7838#true} #51#return; {7942#(and (<= 5 |main_#t~ret4|) (<= |main_#t~ret4| 5))} is VALID [2020-07-08 12:14:39,988 INFO L280 TraceCheckUtils]: 106: Hoare triple {7942#(and (<= 5 |main_#t~ret4|) (<= |main_#t~ret4| 5))} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {7943#(and (< 4 main_~result~0) (<= main_~result~0 5))} is VALID [2020-07-08 12:14:39,989 INFO L280 TraceCheckUtils]: 107: Hoare triple {7943#(and (< 4 main_~result~0) (<= main_~result~0 5))} assume 5 != ~result~0; {7839#false} is VALID [2020-07-08 12:14:39,989 INFO L280 TraceCheckUtils]: 108: Hoare triple {7839#false} assume !false; {7839#false} is VALID [2020-07-08 12:14:40,008 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2020-07-08 12:14:40,009 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246797043] [2020-07-08 12:14:40,009 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [432818402] [2020-07-08 12:14:40,009 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-08 12:14:40,062 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2020-07-08 12:14:40,062 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-08 12:14:40,064 INFO L264 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 63 conjunts are in the unsatisfiable core [2020-07-08 12:14:40,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:40,083 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-08 12:14:40,841 INFO L263 TraceCheckUtils]: 0: Hoare triple {7838#true} call ULTIMATE.init(); {7838#true} is VALID [2020-07-08 12:14:40,841 INFO L280 TraceCheckUtils]: 1: Hoare triple {7838#true} assume true; {7838#true} is VALID [2020-07-08 12:14:40,841 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {7838#true} {7838#true} #47#return; {7838#true} is VALID [2020-07-08 12:14:40,841 INFO L263 TraceCheckUtils]: 3: Hoare triple {7838#true} call #t~ret5 := main(); {7838#true} is VALID [2020-07-08 12:14:40,841 INFO L280 TraceCheckUtils]: 4: Hoare triple {7838#true} ~x~0 := 5; {7838#true} is VALID [2020-07-08 12:14:40,842 INFO L263 TraceCheckUtils]: 5: Hoare triple {7838#true} call #t~ret4 := fibo1(~x~0); {7838#true} is VALID [2020-07-08 12:14:40,842 INFO L280 TraceCheckUtils]: 6: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:40,842 INFO L280 TraceCheckUtils]: 7: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:40,842 INFO L280 TraceCheckUtils]: 8: Hoare triple {7838#true} assume !(1 == ~n); {7838#true} is VALID [2020-07-08 12:14:40,842 INFO L263 TraceCheckUtils]: 9: Hoare triple {7838#true} call #t~ret0 := fibo2(~n - 1); {7838#true} is VALID [2020-07-08 12:14:40,843 INFO L280 TraceCheckUtils]: 10: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:40,843 INFO L280 TraceCheckUtils]: 11: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:40,843 INFO L280 TraceCheckUtils]: 12: Hoare triple {7838#true} assume !(1 == ~n); {7838#true} is VALID [2020-07-08 12:14:40,843 INFO L263 TraceCheckUtils]: 13: Hoare triple {7838#true} call #t~ret2 := fibo1(~n - 1); {7838#true} is VALID [2020-07-08 12:14:40,843 INFO L280 TraceCheckUtils]: 14: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:40,843 INFO L280 TraceCheckUtils]: 15: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:40,844 INFO L280 TraceCheckUtils]: 16: Hoare triple {7838#true} assume !(1 == ~n); {7838#true} is VALID [2020-07-08 12:14:40,844 INFO L263 TraceCheckUtils]: 17: Hoare triple {7838#true} call #t~ret0 := fibo2(~n - 1); {7838#true} is VALID [2020-07-08 12:14:40,844 INFO L280 TraceCheckUtils]: 18: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:40,844 INFO L280 TraceCheckUtils]: 19: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:40,844 INFO L280 TraceCheckUtils]: 20: Hoare triple {7838#true} assume !(1 == ~n); {7838#true} is VALID [2020-07-08 12:14:40,844 INFO L263 TraceCheckUtils]: 21: Hoare triple {7838#true} call #t~ret2 := fibo1(~n - 1); {7838#true} is VALID [2020-07-08 12:14:40,844 INFO L280 TraceCheckUtils]: 22: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:40,844 INFO L280 TraceCheckUtils]: 23: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:40,845 INFO L280 TraceCheckUtils]: 24: Hoare triple {7838#true} assume 1 == ~n;#res := 1; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:40,845 INFO L280 TraceCheckUtils]: 25: Hoare triple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:40,846 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {7838#true} #53#return; {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-08 12:14:40,847 INFO L280 TraceCheckUtils]: 27: Hoare triple {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-08 12:14:40,847 INFO L263 TraceCheckUtils]: 28: Hoare triple {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} call #t~ret3 := fibo1(~n - 2); {7838#true} is VALID [2020-07-08 12:14:40,847 INFO L280 TraceCheckUtils]: 29: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:40,847 INFO L280 TraceCheckUtils]: 30: Hoare triple {7838#true} assume ~n < 1;#res := 0; {8130#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} is VALID [2020-07-08 12:14:40,848 INFO L280 TraceCheckUtils]: 31: Hoare triple {8130#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} assume true; {8130#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} is VALID [2020-07-08 12:14:40,848 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {8130#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} #55#return; {8275#(and (<= 0 |fibo2_#t~ret3|) (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|) (<= |fibo2_#t~ret3| 0))} is VALID [2020-07-08 12:14:40,849 INFO L280 TraceCheckUtils]: 33: Hoare triple {8275#(and (<= 0 |fibo2_#t~ret3|) (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|) (<= |fibo2_#t~ret3| 0))} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:40,853 INFO L280 TraceCheckUtils]: 34: Hoare triple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:40,854 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {7838#true} #57#return; {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:40,855 INFO L280 TraceCheckUtils]: 36: Hoare triple {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:40,855 INFO L263 TraceCheckUtils]: 37: Hoare triple {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} call #t~ret1 := fibo2(~n - 2); {7838#true} is VALID [2020-07-08 12:14:40,855 INFO L280 TraceCheckUtils]: 38: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:40,855 INFO L280 TraceCheckUtils]: 39: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:40,855 INFO L280 TraceCheckUtils]: 40: Hoare triple {7838#true} assume 1 == ~n;#res := 1; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:40,856 INFO L280 TraceCheckUtils]: 41: Hoare triple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:40,857 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {8306#(and (<= 1 |fibo1_#t~ret0|) (<= 1 |fibo1_#t~ret1|) (<= |fibo1_#t~ret1| 1) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:40,858 INFO L280 TraceCheckUtils]: 43: Hoare triple {8306#(and (<= 1 |fibo1_#t~ret0|) (<= 1 |fibo1_#t~ret1|) (<= |fibo1_#t~ret1| 1) (<= |fibo1_#t~ret0| 1))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {8116#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} is VALID [2020-07-08 12:14:40,859 INFO L280 TraceCheckUtils]: 44: Hoare triple {8116#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} assume true; {8116#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} is VALID [2020-07-08 12:14:40,860 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {8116#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} {7838#true} #53#return; {8070#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} is VALID [2020-07-08 12:14:40,861 INFO L280 TraceCheckUtils]: 46: Hoare triple {8070#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {8070#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} is VALID [2020-07-08 12:14:40,861 INFO L263 TraceCheckUtils]: 47: Hoare triple {8070#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} call #t~ret3 := fibo1(~n - 2); {7838#true} is VALID [2020-07-08 12:14:40,861 INFO L280 TraceCheckUtils]: 48: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:40,861 INFO L280 TraceCheckUtils]: 49: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:40,861 INFO L280 TraceCheckUtils]: 50: Hoare triple {7838#true} assume !(1 == ~n); {7838#true} is VALID [2020-07-08 12:14:40,861 INFO L263 TraceCheckUtils]: 51: Hoare triple {7838#true} call #t~ret0 := fibo2(~n - 1); {7838#true} is VALID [2020-07-08 12:14:40,862 INFO L280 TraceCheckUtils]: 52: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:40,862 INFO L280 TraceCheckUtils]: 53: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:40,862 INFO L280 TraceCheckUtils]: 54: Hoare triple {7838#true} assume 1 == ~n;#res := 1; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:40,862 INFO L280 TraceCheckUtils]: 55: Hoare triple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:40,863 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {7838#true} #57#return; {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:40,864 INFO L280 TraceCheckUtils]: 57: Hoare triple {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:40,864 INFO L263 TraceCheckUtils]: 58: Hoare triple {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} call #t~ret1 := fibo2(~n - 2); {7838#true} is VALID [2020-07-08 12:14:40,864 INFO L280 TraceCheckUtils]: 59: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:40,864 INFO L280 TraceCheckUtils]: 60: Hoare triple {7838#true} assume ~n < 1;#res := 0; {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-08 12:14:40,865 INFO L280 TraceCheckUtils]: 61: Hoare triple {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} assume true; {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-08 12:14:40,865 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {8367#(and (<= 1 |fibo1_#t~ret0|) (<= 0 |fibo1_#t~ret1|) (<= |fibo1_#t~ret1| 0) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:40,866 INFO L280 TraceCheckUtils]: 63: Hoare triple {8367#(and (<= 1 |fibo1_#t~ret0|) (<= 0 |fibo1_#t~ret1|) (<= |fibo1_#t~ret1| 0) (<= |fibo1_#t~ret0| 1))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:40,867 INFO L280 TraceCheckUtils]: 64: Hoare triple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:40,867 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {8070#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} #55#return; {8377#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret3| 1) (<= |fibo2_#t~ret2| 2) (<= 1 |fibo2_#t~ret3|))} is VALID [2020-07-08 12:14:40,868 INFO L280 TraceCheckUtils]: 66: Hoare triple {8377#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret3| 1) (<= |fibo2_#t~ret2| 2) (<= 1 |fibo2_#t~ret3|))} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {8090#(and (<= 3 |fibo2_#res|) (<= |fibo2_#res| 3))} is VALID [2020-07-08 12:14:40,869 INFO L280 TraceCheckUtils]: 67: Hoare triple {8090#(and (<= 3 |fibo2_#res|) (<= |fibo2_#res| 3))} assume true; {8090#(and (<= 3 |fibo2_#res|) (<= |fibo2_#res| 3))} is VALID [2020-07-08 12:14:40,870 INFO L275 TraceCheckUtils]: 68: Hoare quadruple {8090#(and (<= 3 |fibo2_#res|) (<= |fibo2_#res| 3))} {7838#true} #57#return; {8003#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))} is VALID [2020-07-08 12:14:40,871 INFO L280 TraceCheckUtils]: 69: Hoare triple {8003#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {8003#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))} is VALID [2020-07-08 12:14:40,871 INFO L263 TraceCheckUtils]: 70: Hoare triple {8003#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))} call #t~ret1 := fibo2(~n - 2); {7838#true} is VALID [2020-07-08 12:14:40,871 INFO L280 TraceCheckUtils]: 71: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:40,871 INFO L280 TraceCheckUtils]: 72: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:40,871 INFO L280 TraceCheckUtils]: 73: Hoare triple {7838#true} assume !(1 == ~n); {7838#true} is VALID [2020-07-08 12:14:40,872 INFO L263 TraceCheckUtils]: 74: Hoare triple {7838#true} call #t~ret2 := fibo1(~n - 1); {7838#true} is VALID [2020-07-08 12:14:40,872 INFO L280 TraceCheckUtils]: 75: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:40,872 INFO L280 TraceCheckUtils]: 76: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:40,872 INFO L280 TraceCheckUtils]: 77: Hoare triple {7838#true} assume !(1 == ~n); {7838#true} is VALID [2020-07-08 12:14:40,872 INFO L263 TraceCheckUtils]: 78: Hoare triple {7838#true} call #t~ret0 := fibo2(~n - 1); {7838#true} is VALID [2020-07-08 12:14:40,872 INFO L280 TraceCheckUtils]: 79: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:40,872 INFO L280 TraceCheckUtils]: 80: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:40,873 INFO L280 TraceCheckUtils]: 81: Hoare triple {7838#true} assume 1 == ~n;#res := 1; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:40,878 INFO L280 TraceCheckUtils]: 82: Hoare triple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-08 12:14:40,879 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {8128#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {7838#true} #57#return; {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:40,880 INFO L280 TraceCheckUtils]: 84: Hoare triple {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:40,880 INFO L263 TraceCheckUtils]: 85: Hoare triple {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} call #t~ret1 := fibo2(~n - 2); {7838#true} is VALID [2020-07-08 12:14:40,880 INFO L280 TraceCheckUtils]: 86: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:40,881 INFO L280 TraceCheckUtils]: 87: Hoare triple {7838#true} assume ~n < 1;#res := 0; {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-08 12:14:40,881 INFO L280 TraceCheckUtils]: 88: Hoare triple {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} assume true; {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-08 12:14:40,882 INFO L275 TraceCheckUtils]: 89: Hoare quadruple {8141#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} {8109#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {8367#(and (<= 1 |fibo1_#t~ret0|) (<= 0 |fibo1_#t~ret1|) (<= |fibo1_#t~ret1| 0) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-08 12:14:40,883 INFO L280 TraceCheckUtils]: 90: Hoare triple {8367#(and (<= 1 |fibo1_#t~ret0|) (<= 0 |fibo1_#t~ret1|) (<= |fibo1_#t~ret1| 0) (<= |fibo1_#t~ret0| 1))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:40,883 INFO L280 TraceCheckUtils]: 91: Hoare triple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:40,884 INFO L275 TraceCheckUtils]: 92: Hoare quadruple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {7838#true} #53#return; {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-08 12:14:40,885 INFO L280 TraceCheckUtils]: 93: Hoare triple {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-08 12:14:40,885 INFO L263 TraceCheckUtils]: 94: Hoare triple {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} call #t~ret3 := fibo1(~n - 2); {7838#true} is VALID [2020-07-08 12:14:40,885 INFO L280 TraceCheckUtils]: 95: Hoare triple {7838#true} ~n := #in~n; {7838#true} is VALID [2020-07-08 12:14:40,885 INFO L280 TraceCheckUtils]: 96: Hoare triple {7838#true} assume !(~n < 1); {7838#true} is VALID [2020-07-08 12:14:40,885 INFO L280 TraceCheckUtils]: 97: Hoare triple {7838#true} assume 1 == ~n;#res := 1; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:40,886 INFO L280 TraceCheckUtils]: 98: Hoare triple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-08 12:14:40,886 INFO L275 TraceCheckUtils]: 99: Hoare quadruple {8129#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {8122#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} #55#return; {8480#(and (<= |fibo2_#t~ret2| 1) (<= |fibo2_#t~ret3| 1) (<= 1 |fibo2_#t~ret3|) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-08 12:14:40,887 INFO L280 TraceCheckUtils]: 100: Hoare triple {8480#(and (<= |fibo2_#t~ret2| 1) (<= |fibo2_#t~ret3| 1) (<= 1 |fibo2_#t~ret3|) (<= 1 |fibo2_#t~ret2|))} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {8166#(and (<= |fibo2_#res| 2) (<= 2 |fibo2_#res|))} is VALID [2020-07-08 12:14:40,888 INFO L280 TraceCheckUtils]: 101: Hoare triple {8166#(and (<= |fibo2_#res| 2) (<= 2 |fibo2_#res|))} assume true; {8166#(and (<= |fibo2_#res| 2) (<= 2 |fibo2_#res|))} is VALID [2020-07-08 12:14:40,888 INFO L275 TraceCheckUtils]: 102: Hoare quadruple {8166#(and (<= |fibo2_#res| 2) (<= 2 |fibo2_#res|))} {8003#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))} #59#return; {8490#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3) (<= 2 |fibo1_#t~ret1|) (<= |fibo1_#t~ret1| 2))} is VALID [2020-07-08 12:14:40,890 INFO L280 TraceCheckUtils]: 103: Hoare triple {8490#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3) (<= 2 |fibo1_#t~ret1|) (<= |fibo1_#t~ret1| 2))} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {8037#(and (<= 5 |fibo1_#res|) (<= |fibo1_#res| 5))} is VALID [2020-07-08 12:14:40,890 INFO L280 TraceCheckUtils]: 104: Hoare triple {8037#(and (<= 5 |fibo1_#res|) (<= |fibo1_#res| 5))} assume true; {8037#(and (<= 5 |fibo1_#res|) (<= |fibo1_#res| 5))} is VALID [2020-07-08 12:14:40,891 INFO L275 TraceCheckUtils]: 105: Hoare quadruple {8037#(and (<= 5 |fibo1_#res|) (<= |fibo1_#res| 5))} {7838#true} #51#return; {7942#(and (<= 5 |main_#t~ret4|) (<= |main_#t~ret4| 5))} is VALID [2020-07-08 12:14:40,893 INFO L280 TraceCheckUtils]: 106: Hoare triple {7942#(and (<= 5 |main_#t~ret4|) (<= |main_#t~ret4| 5))} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {7943#(and (< 4 main_~result~0) (<= main_~result~0 5))} is VALID [2020-07-08 12:14:40,896 INFO L280 TraceCheckUtils]: 107: Hoare triple {7943#(and (< 4 main_~result~0) (<= main_~result~0 5))} assume 5 != ~result~0; {7839#false} is VALID [2020-07-08 12:14:40,896 INFO L280 TraceCheckUtils]: 108: Hoare triple {7839#false} assume !false; {7839#false} is VALID [2020-07-08 12:14:40,908 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2020-07-08 12:14:40,908 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-08 12:14:40,908 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 28 [2020-07-08 12:14:40,908 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906498681] [2020-07-08 12:14:40,909 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 109 [2020-07-08 12:14:40,911 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 12:14:40,911 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 28 states. [2020-07-08 12:14:40,994 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 66 edges. 66 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:14:40,994 INFO L459 AbstractCegarLoop]: Interpolant automaton has 28 states [2020-07-08 12:14:40,994 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 12:14:40,994 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2020-07-08 12:14:40,995 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=691, Unknown=0, NotChecked=0, Total=756 [2020-07-08 12:14:40,995 INFO L87 Difference]: Start difference. First operand 117 states and 163 transitions. Second operand 28 states. [2020-07-08 12:14:42,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:42,778 INFO L93 Difference]: Finished difference Result 127 states and 175 transitions. [2020-07-08 12:14:42,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-07-08 12:14:42,778 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 109 [2020-07-08 12:14:42,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 12:14:42,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2020-07-08 12:14:42,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 78 transitions. [2020-07-08 12:14:42,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2020-07-08 12:14:42,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 78 transitions. [2020-07-08 12:14:42,783 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 22 states and 78 transitions. [2020-07-08 12:14:42,885 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 78 edges. 78 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:14:42,888 INFO L225 Difference]: With dead ends: 127 [2020-07-08 12:14:42,888 INFO L226 Difference]: Without dead ends: 123 [2020-07-08 12:14:42,889 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 138 SyntacticMatches, 9 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=65, Invalid=691, Unknown=0, NotChecked=0, Total=756 [2020-07-08 12:14:42,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2020-07-08 12:14:42,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 107. [2020-07-08 12:14:42,958 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 12:14:42,958 INFO L82 GeneralOperation]: Start isEquivalent. First operand 123 states. Second operand 107 states. [2020-07-08 12:14:42,958 INFO L74 IsIncluded]: Start isIncluded. First operand 123 states. Second operand 107 states. [2020-07-08 12:14:42,958 INFO L87 Difference]: Start difference. First operand 123 states. Second operand 107 states. [2020-07-08 12:14:42,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:42,963 INFO L93 Difference]: Finished difference Result 123 states and 170 transitions. [2020-07-08 12:14:42,963 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 170 transitions. [2020-07-08 12:14:42,964 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:14:42,965 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:14:42,965 INFO L74 IsIncluded]: Start isIncluded. First operand 107 states. Second operand 123 states. [2020-07-08 12:14:42,965 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 123 states. [2020-07-08 12:14:42,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:42,971 INFO L93 Difference]: Finished difference Result 123 states and 170 transitions. [2020-07-08 12:14:42,971 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 170 transitions. [2020-07-08 12:14:42,972 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:14:42,972 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:14:42,972 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 12:14:42,972 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 12:14:42,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2020-07-08 12:14:42,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 147 transitions. [2020-07-08 12:14:42,978 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 147 transitions. Word has length 109 [2020-07-08 12:14:42,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 12:14:42,979 INFO L479 AbstractCegarLoop]: Abstraction has 107 states and 147 transitions. [2020-07-08 12:14:42,979 INFO L480 AbstractCegarLoop]: Interpolant automaton has 28 states. [2020-07-08 12:14:42,979 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 147 transitions. [2020-07-08 12:14:42,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-07-08 12:14:42,984 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 12:14:42,984 INFO L422 BasicCegarLoop]: trace histogram [16, 16, 11, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 7, 5, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 12:14:43,197 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-08 12:14:43,198 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 12:14:43,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 12:14:43,198 INFO L82 PathProgramCache]: Analyzing trace with hash 632546307, now seen corresponding path program 1 times [2020-07-08 12:14:43,198 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 12:14:43,199 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [769648110] [2020-07-08 12:14:43,199 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 12:14:43,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:43,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:43,256 INFO L280 TraceCheckUtils]: 0: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,256 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {9058#true} {9058#true} #47#return; {9058#true} is VALID [2020-07-08 12:14:43,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:43,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:43,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:43,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:43,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:43,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:43,450 INFO L280 TraceCheckUtils]: 0: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,451 INFO L280 TraceCheckUtils]: 1: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,451 INFO L280 TraceCheckUtils]: 2: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,451 INFO L280 TraceCheckUtils]: 3: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,452 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {9058#true} {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #57#return; {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:43,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:43,456 INFO L280 TraceCheckUtils]: 0: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,457 INFO L280 TraceCheckUtils]: 1: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:43,457 INFO L280 TraceCheckUtils]: 2: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,459 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {9058#true} {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #59#return; {9571#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:43,459 INFO L280 TraceCheckUtils]: 0: Hoare triple {9058#true} ~n := #in~n; {9559#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:43,460 INFO L280 TraceCheckUtils]: 1: Hoare triple {9559#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {9560#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:43,461 INFO L280 TraceCheckUtils]: 2: Hoare triple {9560#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume !(1 == ~n); {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:43,462 INFO L263 TraceCheckUtils]: 3: Hoare triple {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,462 INFO L280 TraceCheckUtils]: 4: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,462 INFO L280 TraceCheckUtils]: 5: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,462 INFO L280 TraceCheckUtils]: 6: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,463 INFO L280 TraceCheckUtils]: 7: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,464 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {9058#true} {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #57#return; {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:43,464 INFO L280 TraceCheckUtils]: 9: Hoare triple {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:43,465 INFO L263 TraceCheckUtils]: 10: Hoare triple {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,465 INFO L280 TraceCheckUtils]: 11: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,465 INFO L280 TraceCheckUtils]: 12: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:43,466 INFO L280 TraceCheckUtils]: 13: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,467 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {9058#true} {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #59#return; {9571#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:43,468 INFO L280 TraceCheckUtils]: 15: Hoare triple {9571#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9571#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:43,468 INFO L280 TraceCheckUtils]: 16: Hoare triple {9571#(<= 2 |fibo1_#in~n|)} assume true; {9571#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:43,470 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {9571#(<= 2 |fibo1_#in~n|)} {9533#(= fibo2_~n |fibo2_#in~n|)} #53#return; {9552#(and (= fibo2_~n |fibo2_#in~n|) (<= 3 fibo2_~n))} is VALID [2020-07-08 12:14:43,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:43,474 INFO L280 TraceCheckUtils]: 0: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,474 INFO L280 TraceCheckUtils]: 1: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,474 INFO L280 TraceCheckUtils]: 2: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,474 INFO L280 TraceCheckUtils]: 3: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,475 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {9058#true} {9552#(and (= fibo2_~n |fibo2_#in~n|) (<= 3 fibo2_~n))} #55#return; {9558#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,476 INFO L280 TraceCheckUtils]: 0: Hoare triple {9058#true} ~n := #in~n; {9533#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,476 INFO L280 TraceCheckUtils]: 1: Hoare triple {9533#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {9533#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,477 INFO L280 TraceCheckUtils]: 2: Hoare triple {9533#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {9533#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,477 INFO L263 TraceCheckUtils]: 3: Hoare triple {9533#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,477 INFO L280 TraceCheckUtils]: 4: Hoare triple {9058#true} ~n := #in~n; {9559#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:43,478 INFO L280 TraceCheckUtils]: 5: Hoare triple {9559#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {9560#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:43,478 INFO L280 TraceCheckUtils]: 6: Hoare triple {9560#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume !(1 == ~n); {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:43,479 INFO L263 TraceCheckUtils]: 7: Hoare triple {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,479 INFO L280 TraceCheckUtils]: 8: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,479 INFO L280 TraceCheckUtils]: 9: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,479 INFO L280 TraceCheckUtils]: 10: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,479 INFO L280 TraceCheckUtils]: 11: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,480 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {9058#true} {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #57#return; {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:43,481 INFO L280 TraceCheckUtils]: 13: Hoare triple {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:43,481 INFO L263 TraceCheckUtils]: 14: Hoare triple {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,481 INFO L280 TraceCheckUtils]: 15: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,481 INFO L280 TraceCheckUtils]: 16: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:43,482 INFO L280 TraceCheckUtils]: 17: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,483 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {9058#true} {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #59#return; {9571#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:43,484 INFO L280 TraceCheckUtils]: 19: Hoare triple {9571#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9571#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:43,484 INFO L280 TraceCheckUtils]: 20: Hoare triple {9571#(<= 2 |fibo1_#in~n|)} assume true; {9571#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:43,485 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {9571#(<= 2 |fibo1_#in~n|)} {9533#(= fibo2_~n |fibo2_#in~n|)} #53#return; {9552#(and (= fibo2_~n |fibo2_#in~n|) (<= 3 fibo2_~n))} is VALID [2020-07-08 12:14:43,486 INFO L280 TraceCheckUtils]: 22: Hoare triple {9552#(and (= fibo2_~n |fibo2_#in~n|) (<= 3 fibo2_~n))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {9552#(and (= fibo2_~n |fibo2_#in~n|) (<= 3 fibo2_~n))} is VALID [2020-07-08 12:14:43,486 INFO L263 TraceCheckUtils]: 23: Hoare triple {9552#(and (= fibo2_~n |fibo2_#in~n|) (<= 3 fibo2_~n))} call #t~ret3 := fibo1(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,486 INFO L280 TraceCheckUtils]: 24: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,487 INFO L280 TraceCheckUtils]: 25: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,487 INFO L280 TraceCheckUtils]: 26: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,487 INFO L280 TraceCheckUtils]: 27: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,489 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {9058#true} {9552#(and (= fibo2_~n |fibo2_#in~n|) (<= 3 fibo2_~n))} #55#return; {9558#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,490 INFO L280 TraceCheckUtils]: 29: Hoare triple {9558#(<= 3 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {9558#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,490 INFO L280 TraceCheckUtils]: 30: Hoare triple {9558#(<= 3 |fibo2_#in~n|)} assume true; {9558#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,491 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {9558#(<= 3 |fibo2_#in~n|)} {9058#true} #57#return; {9527#(<= 4 fibo1_~n)} is VALID [2020-07-08 12:14:43,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:43,528 INFO L280 TraceCheckUtils]: 0: Hoare triple {9058#true} ~n := #in~n; {9533#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,529 INFO L280 TraceCheckUtils]: 1: Hoare triple {9533#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {9533#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,529 INFO L280 TraceCheckUtils]: 2: Hoare triple {9533#(= fibo2_~n |fibo2_#in~n|)} assume 1 == ~n;#res := 1; {9572#(<= |fibo2_#in~n| 1)} is VALID [2020-07-08 12:14:43,530 INFO L280 TraceCheckUtils]: 3: Hoare triple {9572#(<= |fibo2_#in~n| 1)} assume true; {9572#(<= |fibo2_#in~n| 1)} is VALID [2020-07-08 12:14:43,531 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {9572#(<= |fibo2_#in~n| 1)} {9527#(<= 4 fibo1_~n)} #59#return; {9059#false} is VALID [2020-07-08 12:14:43,531 INFO L280 TraceCheckUtils]: 0: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,531 INFO L280 TraceCheckUtils]: 1: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,531 INFO L280 TraceCheckUtils]: 2: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,532 INFO L263 TraceCheckUtils]: 3: Hoare triple {9058#true} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,532 INFO L280 TraceCheckUtils]: 4: Hoare triple {9058#true} ~n := #in~n; {9533#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,533 INFO L280 TraceCheckUtils]: 5: Hoare triple {9533#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {9533#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,533 INFO L280 TraceCheckUtils]: 6: Hoare triple {9533#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {9533#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,533 INFO L263 TraceCheckUtils]: 7: Hoare triple {9533#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,534 INFO L280 TraceCheckUtils]: 8: Hoare triple {9058#true} ~n := #in~n; {9559#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:43,535 INFO L280 TraceCheckUtils]: 9: Hoare triple {9559#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {9560#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:43,535 INFO L280 TraceCheckUtils]: 10: Hoare triple {9560#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume !(1 == ~n); {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:43,536 INFO L263 TraceCheckUtils]: 11: Hoare triple {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,536 INFO L280 TraceCheckUtils]: 12: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,536 INFO L280 TraceCheckUtils]: 13: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,536 INFO L280 TraceCheckUtils]: 14: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,536 INFO L280 TraceCheckUtils]: 15: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,538 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {9058#true} {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #57#return; {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:43,538 INFO L280 TraceCheckUtils]: 17: Hoare triple {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:43,539 INFO L263 TraceCheckUtils]: 18: Hoare triple {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,539 INFO L280 TraceCheckUtils]: 19: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,539 INFO L280 TraceCheckUtils]: 20: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:43,539 INFO L280 TraceCheckUtils]: 21: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,540 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {9058#true} {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #59#return; {9571#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:43,541 INFO L280 TraceCheckUtils]: 23: Hoare triple {9571#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9571#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:43,541 INFO L280 TraceCheckUtils]: 24: Hoare triple {9571#(<= 2 |fibo1_#in~n|)} assume true; {9571#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:43,542 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {9571#(<= 2 |fibo1_#in~n|)} {9533#(= fibo2_~n |fibo2_#in~n|)} #53#return; {9552#(and (= fibo2_~n |fibo2_#in~n|) (<= 3 fibo2_~n))} is VALID [2020-07-08 12:14:43,543 INFO L280 TraceCheckUtils]: 26: Hoare triple {9552#(and (= fibo2_~n |fibo2_#in~n|) (<= 3 fibo2_~n))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {9552#(and (= fibo2_~n |fibo2_#in~n|) (<= 3 fibo2_~n))} is VALID [2020-07-08 12:14:43,543 INFO L263 TraceCheckUtils]: 27: Hoare triple {9552#(and (= fibo2_~n |fibo2_#in~n|) (<= 3 fibo2_~n))} call #t~ret3 := fibo1(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,543 INFO L280 TraceCheckUtils]: 28: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,544 INFO L280 TraceCheckUtils]: 29: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,544 INFO L280 TraceCheckUtils]: 30: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,544 INFO L280 TraceCheckUtils]: 31: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,550 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {9058#true} {9552#(and (= fibo2_~n |fibo2_#in~n|) (<= 3 fibo2_~n))} #55#return; {9558#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,551 INFO L280 TraceCheckUtils]: 33: Hoare triple {9558#(<= 3 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {9558#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,551 INFO L280 TraceCheckUtils]: 34: Hoare triple {9558#(<= 3 |fibo2_#in~n|)} assume true; {9558#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,552 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {9558#(<= 3 |fibo2_#in~n|)} {9058#true} #57#return; {9527#(<= 4 fibo1_~n)} is VALID [2020-07-08 12:14:43,552 INFO L280 TraceCheckUtils]: 36: Hoare triple {9527#(<= 4 fibo1_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9527#(<= 4 fibo1_~n)} is VALID [2020-07-08 12:14:43,553 INFO L263 TraceCheckUtils]: 37: Hoare triple {9527#(<= 4 fibo1_~n)} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,553 INFO L280 TraceCheckUtils]: 38: Hoare triple {9058#true} ~n := #in~n; {9533#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,553 INFO L280 TraceCheckUtils]: 39: Hoare triple {9533#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {9533#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,554 INFO L280 TraceCheckUtils]: 40: Hoare triple {9533#(= fibo2_~n |fibo2_#in~n|)} assume 1 == ~n;#res := 1; {9572#(<= |fibo2_#in~n| 1)} is VALID [2020-07-08 12:14:43,554 INFO L280 TraceCheckUtils]: 41: Hoare triple {9572#(<= |fibo2_#in~n| 1)} assume true; {9572#(<= |fibo2_#in~n| 1)} is VALID [2020-07-08 12:14:43,555 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {9572#(<= |fibo2_#in~n| 1)} {9527#(<= 4 fibo1_~n)} #59#return; {9059#false} is VALID [2020-07-08 12:14:43,555 INFO L280 TraceCheckUtils]: 43: Hoare triple {9059#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9059#false} is VALID [2020-07-08 12:14:43,555 INFO L280 TraceCheckUtils]: 44: Hoare triple {9059#false} assume true; {9059#false} is VALID [2020-07-08 12:14:43,556 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {9059#false} {9058#true} #53#return; {9059#false} is VALID [2020-07-08 12:14:43,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:43,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:43,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:43,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:43,581 INFO L280 TraceCheckUtils]: 0: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,581 INFO L280 TraceCheckUtils]: 1: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,581 INFO L280 TraceCheckUtils]: 2: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,582 INFO L280 TraceCheckUtils]: 3: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,582 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {9058#true} {9058#true} #57#return; {9058#true} is VALID [2020-07-08 12:14:43,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:43,591 INFO L280 TraceCheckUtils]: 0: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,591 INFO L280 TraceCheckUtils]: 1: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:43,591 INFO L280 TraceCheckUtils]: 2: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,592 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {9058#true} {9058#true} #59#return; {9058#true} is VALID [2020-07-08 12:14:43,592 INFO L280 TraceCheckUtils]: 0: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,592 INFO L280 TraceCheckUtils]: 1: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,592 INFO L280 TraceCheckUtils]: 2: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,593 INFO L263 TraceCheckUtils]: 3: Hoare triple {9058#true} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,593 INFO L280 TraceCheckUtils]: 4: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,593 INFO L280 TraceCheckUtils]: 5: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,593 INFO L280 TraceCheckUtils]: 6: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,593 INFO L280 TraceCheckUtils]: 7: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,594 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {9058#true} {9058#true} #57#return; {9058#true} is VALID [2020-07-08 12:14:43,594 INFO L280 TraceCheckUtils]: 9: Hoare triple {9058#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:43,594 INFO L263 TraceCheckUtils]: 10: Hoare triple {9058#true} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,594 INFO L280 TraceCheckUtils]: 11: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,595 INFO L280 TraceCheckUtils]: 12: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:43,595 INFO L280 TraceCheckUtils]: 13: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,595 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {9058#true} {9058#true} #59#return; {9058#true} is VALID [2020-07-08 12:14:43,595 INFO L280 TraceCheckUtils]: 15: Hoare triple {9058#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9058#true} is VALID [2020-07-08 12:14:43,595 INFO L280 TraceCheckUtils]: 16: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,596 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {9058#true} {9058#true} #53#return; {9058#true} is VALID [2020-07-08 12:14:43,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:43,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:43,602 INFO L280 TraceCheckUtils]: 0: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,603 INFO L280 TraceCheckUtils]: 1: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,603 INFO L280 TraceCheckUtils]: 2: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,603 INFO L280 TraceCheckUtils]: 3: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,603 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {9058#true} {9058#true} #57#return; {9058#true} is VALID [2020-07-08 12:14:43,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:43,606 INFO L280 TraceCheckUtils]: 0: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,606 INFO L280 TraceCheckUtils]: 1: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:43,607 INFO L280 TraceCheckUtils]: 2: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,607 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {9058#true} {9058#true} #59#return; {9058#true} is VALID [2020-07-08 12:14:43,607 INFO L280 TraceCheckUtils]: 0: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,607 INFO L280 TraceCheckUtils]: 1: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,608 INFO L280 TraceCheckUtils]: 2: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,608 INFO L263 TraceCheckUtils]: 3: Hoare triple {9058#true} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,608 INFO L280 TraceCheckUtils]: 4: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,608 INFO L280 TraceCheckUtils]: 5: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,608 INFO L280 TraceCheckUtils]: 6: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,609 INFO L280 TraceCheckUtils]: 7: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,609 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {9058#true} {9058#true} #57#return; {9058#true} is VALID [2020-07-08 12:14:43,609 INFO L280 TraceCheckUtils]: 9: Hoare triple {9058#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:43,609 INFO L263 TraceCheckUtils]: 10: Hoare triple {9058#true} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,610 INFO L280 TraceCheckUtils]: 11: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,610 INFO L280 TraceCheckUtils]: 12: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:43,610 INFO L280 TraceCheckUtils]: 13: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,610 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {9058#true} {9058#true} #59#return; {9058#true} is VALID [2020-07-08 12:14:43,611 INFO L280 TraceCheckUtils]: 15: Hoare triple {9058#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9058#true} is VALID [2020-07-08 12:14:43,611 INFO L280 TraceCheckUtils]: 16: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,611 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {9058#true} {9058#true} #55#return; {9058#true} is VALID [2020-07-08 12:14:43,611 INFO L280 TraceCheckUtils]: 0: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,612 INFO L280 TraceCheckUtils]: 1: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,612 INFO L280 TraceCheckUtils]: 2: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,612 INFO L263 TraceCheckUtils]: 3: Hoare triple {9058#true} call #t~ret2 := fibo1(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,612 INFO L280 TraceCheckUtils]: 4: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,612 INFO L280 TraceCheckUtils]: 5: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,613 INFO L280 TraceCheckUtils]: 6: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,613 INFO L263 TraceCheckUtils]: 7: Hoare triple {9058#true} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,613 INFO L280 TraceCheckUtils]: 8: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,613 INFO L280 TraceCheckUtils]: 9: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,613 INFO L280 TraceCheckUtils]: 10: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,614 INFO L280 TraceCheckUtils]: 11: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,614 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {9058#true} {9058#true} #57#return; {9058#true} is VALID [2020-07-08 12:14:43,614 INFO L280 TraceCheckUtils]: 13: Hoare triple {9058#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:43,614 INFO L263 TraceCheckUtils]: 14: Hoare triple {9058#true} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,614 INFO L280 TraceCheckUtils]: 15: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,615 INFO L280 TraceCheckUtils]: 16: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:43,615 INFO L280 TraceCheckUtils]: 17: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,615 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {9058#true} {9058#true} #59#return; {9058#true} is VALID [2020-07-08 12:14:43,615 INFO L280 TraceCheckUtils]: 19: Hoare triple {9058#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9058#true} is VALID [2020-07-08 12:14:43,615 INFO L280 TraceCheckUtils]: 20: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,615 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {9058#true} {9058#true} #53#return; {9058#true} is VALID [2020-07-08 12:14:43,616 INFO L280 TraceCheckUtils]: 22: Hoare triple {9058#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:43,616 INFO L263 TraceCheckUtils]: 23: Hoare triple {9058#true} call #t~ret3 := fibo1(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,616 INFO L280 TraceCheckUtils]: 24: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,616 INFO L280 TraceCheckUtils]: 25: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,616 INFO L280 TraceCheckUtils]: 26: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,617 INFO L263 TraceCheckUtils]: 27: Hoare triple {9058#true} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,617 INFO L280 TraceCheckUtils]: 28: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,617 INFO L280 TraceCheckUtils]: 29: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,617 INFO L280 TraceCheckUtils]: 30: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,617 INFO L280 TraceCheckUtils]: 31: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,618 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {9058#true} {9058#true} #57#return; {9058#true} is VALID [2020-07-08 12:14:43,618 INFO L280 TraceCheckUtils]: 33: Hoare triple {9058#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:43,618 INFO L263 TraceCheckUtils]: 34: Hoare triple {9058#true} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,618 INFO L280 TraceCheckUtils]: 35: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,618 INFO L280 TraceCheckUtils]: 36: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:43,619 INFO L280 TraceCheckUtils]: 37: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,619 INFO L275 TraceCheckUtils]: 38: Hoare quadruple {9058#true} {9058#true} #59#return; {9058#true} is VALID [2020-07-08 12:14:43,619 INFO L280 TraceCheckUtils]: 39: Hoare triple {9058#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9058#true} is VALID [2020-07-08 12:14:43,619 INFO L280 TraceCheckUtils]: 40: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,619 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {9058#true} {9058#true} #55#return; {9058#true} is VALID [2020-07-08 12:14:43,620 INFO L280 TraceCheckUtils]: 42: Hoare triple {9058#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {9058#true} is VALID [2020-07-08 12:14:43,620 INFO L280 TraceCheckUtils]: 43: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,620 INFO L275 TraceCheckUtils]: 44: Hoare quadruple {9058#true} {9058#true} #57#return; {9058#true} is VALID [2020-07-08 12:14:43,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:43,624 INFO L280 TraceCheckUtils]: 0: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,625 INFO L280 TraceCheckUtils]: 1: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,625 INFO L280 TraceCheckUtils]: 2: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,625 INFO L280 TraceCheckUtils]: 3: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,625 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {9058#true} {9058#true} #59#return; {9058#true} is VALID [2020-07-08 12:14:43,625 INFO L280 TraceCheckUtils]: 0: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,626 INFO L280 TraceCheckUtils]: 1: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,626 INFO L280 TraceCheckUtils]: 2: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,626 INFO L263 TraceCheckUtils]: 3: Hoare triple {9058#true} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,626 INFO L280 TraceCheckUtils]: 4: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,627 INFO L280 TraceCheckUtils]: 5: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,627 INFO L280 TraceCheckUtils]: 6: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,627 INFO L263 TraceCheckUtils]: 7: Hoare triple {9058#true} call #t~ret2 := fibo1(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,627 INFO L280 TraceCheckUtils]: 8: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,627 INFO L280 TraceCheckUtils]: 9: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,628 INFO L280 TraceCheckUtils]: 10: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,628 INFO L263 TraceCheckUtils]: 11: Hoare triple {9058#true} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,628 INFO L280 TraceCheckUtils]: 12: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,628 INFO L280 TraceCheckUtils]: 13: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,628 INFO L280 TraceCheckUtils]: 14: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,629 INFO L280 TraceCheckUtils]: 15: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,629 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {9058#true} {9058#true} #57#return; {9058#true} is VALID [2020-07-08 12:14:43,629 INFO L280 TraceCheckUtils]: 17: Hoare triple {9058#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:43,629 INFO L263 TraceCheckUtils]: 18: Hoare triple {9058#true} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,629 INFO L280 TraceCheckUtils]: 19: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,630 INFO L280 TraceCheckUtils]: 20: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:43,630 INFO L280 TraceCheckUtils]: 21: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,630 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {9058#true} {9058#true} #59#return; {9058#true} is VALID [2020-07-08 12:14:43,630 INFO L280 TraceCheckUtils]: 23: Hoare triple {9058#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9058#true} is VALID [2020-07-08 12:14:43,630 INFO L280 TraceCheckUtils]: 24: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,631 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {9058#true} {9058#true} #53#return; {9058#true} is VALID [2020-07-08 12:14:43,631 INFO L280 TraceCheckUtils]: 26: Hoare triple {9058#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:43,631 INFO L263 TraceCheckUtils]: 27: Hoare triple {9058#true} call #t~ret3 := fibo1(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,631 INFO L280 TraceCheckUtils]: 28: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,631 INFO L280 TraceCheckUtils]: 29: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,632 INFO L280 TraceCheckUtils]: 30: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,632 INFO L263 TraceCheckUtils]: 31: Hoare triple {9058#true} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,632 INFO L280 TraceCheckUtils]: 32: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,632 INFO L280 TraceCheckUtils]: 33: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,632 INFO L280 TraceCheckUtils]: 34: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,633 INFO L280 TraceCheckUtils]: 35: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,633 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {9058#true} {9058#true} #57#return; {9058#true} is VALID [2020-07-08 12:14:43,633 INFO L280 TraceCheckUtils]: 37: Hoare triple {9058#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:43,633 INFO L263 TraceCheckUtils]: 38: Hoare triple {9058#true} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,633 INFO L280 TraceCheckUtils]: 39: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,633 INFO L280 TraceCheckUtils]: 40: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:43,634 INFO L280 TraceCheckUtils]: 41: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,634 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {9058#true} {9058#true} #59#return; {9058#true} is VALID [2020-07-08 12:14:43,634 INFO L280 TraceCheckUtils]: 43: Hoare triple {9058#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9058#true} is VALID [2020-07-08 12:14:43,634 INFO L280 TraceCheckUtils]: 44: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,635 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {9058#true} {9058#true} #55#return; {9058#true} is VALID [2020-07-08 12:14:43,635 INFO L280 TraceCheckUtils]: 46: Hoare triple {9058#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {9058#true} is VALID [2020-07-08 12:14:43,635 INFO L280 TraceCheckUtils]: 47: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,635 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {9058#true} {9058#true} #57#return; {9058#true} is VALID [2020-07-08 12:14:43,635 INFO L280 TraceCheckUtils]: 49: Hoare triple {9058#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:43,635 INFO L263 TraceCheckUtils]: 50: Hoare triple {9058#true} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,636 INFO L280 TraceCheckUtils]: 51: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,636 INFO L280 TraceCheckUtils]: 52: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,636 INFO L280 TraceCheckUtils]: 53: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,636 INFO L280 TraceCheckUtils]: 54: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,636 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {9058#true} {9058#true} #59#return; {9058#true} is VALID [2020-07-08 12:14:43,637 INFO L280 TraceCheckUtils]: 56: Hoare triple {9058#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9058#true} is VALID [2020-07-08 12:14:43,637 INFO L280 TraceCheckUtils]: 57: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,637 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {9058#true} {9059#false} #55#return; {9059#false} is VALID [2020-07-08 12:14:43,639 INFO L280 TraceCheckUtils]: 0: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,639 INFO L280 TraceCheckUtils]: 1: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,639 INFO L280 TraceCheckUtils]: 2: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,639 INFO L263 TraceCheckUtils]: 3: Hoare triple {9058#true} call #t~ret2 := fibo1(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,640 INFO L280 TraceCheckUtils]: 4: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,640 INFO L280 TraceCheckUtils]: 5: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,640 INFO L280 TraceCheckUtils]: 6: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,640 INFO L263 TraceCheckUtils]: 7: Hoare triple {9058#true} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,641 INFO L280 TraceCheckUtils]: 8: Hoare triple {9058#true} ~n := #in~n; {9533#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,641 INFO L280 TraceCheckUtils]: 9: Hoare triple {9533#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {9533#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,642 INFO L280 TraceCheckUtils]: 10: Hoare triple {9533#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {9533#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,642 INFO L263 TraceCheckUtils]: 11: Hoare triple {9533#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,643 INFO L280 TraceCheckUtils]: 12: Hoare triple {9058#true} ~n := #in~n; {9559#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:43,643 INFO L280 TraceCheckUtils]: 13: Hoare triple {9559#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {9560#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:43,644 INFO L280 TraceCheckUtils]: 14: Hoare triple {9560#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume !(1 == ~n); {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:43,644 INFO L263 TraceCheckUtils]: 15: Hoare triple {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,644 INFO L280 TraceCheckUtils]: 16: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,645 INFO L280 TraceCheckUtils]: 17: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,645 INFO L280 TraceCheckUtils]: 18: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,645 INFO L280 TraceCheckUtils]: 19: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,646 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {9058#true} {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #57#return; {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:43,647 INFO L280 TraceCheckUtils]: 21: Hoare triple {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:43,647 INFO L263 TraceCheckUtils]: 22: Hoare triple {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,647 INFO L280 TraceCheckUtils]: 23: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,647 INFO L280 TraceCheckUtils]: 24: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:43,647 INFO L280 TraceCheckUtils]: 25: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,648 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {9058#true} {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #59#return; {9571#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:43,649 INFO L280 TraceCheckUtils]: 27: Hoare triple {9571#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9571#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:43,649 INFO L280 TraceCheckUtils]: 28: Hoare triple {9571#(<= 2 |fibo1_#in~n|)} assume true; {9571#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:43,650 INFO L275 TraceCheckUtils]: 29: Hoare quadruple {9571#(<= 2 |fibo1_#in~n|)} {9533#(= fibo2_~n |fibo2_#in~n|)} #53#return; {9552#(and (= fibo2_~n |fibo2_#in~n|) (<= 3 fibo2_~n))} is VALID [2020-07-08 12:14:43,651 INFO L280 TraceCheckUtils]: 30: Hoare triple {9552#(and (= fibo2_~n |fibo2_#in~n|) (<= 3 fibo2_~n))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {9552#(and (= fibo2_~n |fibo2_#in~n|) (<= 3 fibo2_~n))} is VALID [2020-07-08 12:14:43,651 INFO L263 TraceCheckUtils]: 31: Hoare triple {9552#(and (= fibo2_~n |fibo2_#in~n|) (<= 3 fibo2_~n))} call #t~ret3 := fibo1(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,651 INFO L280 TraceCheckUtils]: 32: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,652 INFO L280 TraceCheckUtils]: 33: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,652 INFO L280 TraceCheckUtils]: 34: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,652 INFO L280 TraceCheckUtils]: 35: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,653 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {9058#true} {9552#(and (= fibo2_~n |fibo2_#in~n|) (<= 3 fibo2_~n))} #55#return; {9558#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,654 INFO L280 TraceCheckUtils]: 37: Hoare triple {9558#(<= 3 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {9558#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,654 INFO L280 TraceCheckUtils]: 38: Hoare triple {9558#(<= 3 |fibo2_#in~n|)} assume true; {9558#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,655 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {9558#(<= 3 |fibo2_#in~n|)} {9058#true} #57#return; {9527#(<= 4 fibo1_~n)} is VALID [2020-07-08 12:14:43,656 INFO L280 TraceCheckUtils]: 40: Hoare triple {9527#(<= 4 fibo1_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9527#(<= 4 fibo1_~n)} is VALID [2020-07-08 12:14:43,656 INFO L263 TraceCheckUtils]: 41: Hoare triple {9527#(<= 4 fibo1_~n)} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,656 INFO L280 TraceCheckUtils]: 42: Hoare triple {9058#true} ~n := #in~n; {9533#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,657 INFO L280 TraceCheckUtils]: 43: Hoare triple {9533#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {9533#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,658 INFO L280 TraceCheckUtils]: 44: Hoare triple {9533#(= fibo2_~n |fibo2_#in~n|)} assume 1 == ~n;#res := 1; {9572#(<= |fibo2_#in~n| 1)} is VALID [2020-07-08 12:14:43,658 INFO L280 TraceCheckUtils]: 45: Hoare triple {9572#(<= |fibo2_#in~n| 1)} assume true; {9572#(<= |fibo2_#in~n| 1)} is VALID [2020-07-08 12:14:43,659 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {9572#(<= |fibo2_#in~n| 1)} {9527#(<= 4 fibo1_~n)} #59#return; {9059#false} is VALID [2020-07-08 12:14:43,659 INFO L280 TraceCheckUtils]: 47: Hoare triple {9059#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9059#false} is VALID [2020-07-08 12:14:43,660 INFO L280 TraceCheckUtils]: 48: Hoare triple {9059#false} assume true; {9059#false} is VALID [2020-07-08 12:14:43,660 INFO L275 TraceCheckUtils]: 49: Hoare quadruple {9059#false} {9058#true} #53#return; {9059#false} is VALID [2020-07-08 12:14:43,660 INFO L280 TraceCheckUtils]: 50: Hoare triple {9059#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {9059#false} is VALID [2020-07-08 12:14:43,660 INFO L263 TraceCheckUtils]: 51: Hoare triple {9059#false} call #t~ret3 := fibo1(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,660 INFO L280 TraceCheckUtils]: 52: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,661 INFO L280 TraceCheckUtils]: 53: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,661 INFO L280 TraceCheckUtils]: 54: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,661 INFO L263 TraceCheckUtils]: 55: Hoare triple {9058#true} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,661 INFO L280 TraceCheckUtils]: 56: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,661 INFO L280 TraceCheckUtils]: 57: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,662 INFO L280 TraceCheckUtils]: 58: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,662 INFO L263 TraceCheckUtils]: 59: Hoare triple {9058#true} call #t~ret2 := fibo1(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,662 INFO L280 TraceCheckUtils]: 60: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,662 INFO L280 TraceCheckUtils]: 61: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,662 INFO L280 TraceCheckUtils]: 62: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,663 INFO L263 TraceCheckUtils]: 63: Hoare triple {9058#true} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,663 INFO L280 TraceCheckUtils]: 64: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,663 INFO L280 TraceCheckUtils]: 65: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,663 INFO L280 TraceCheckUtils]: 66: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,663 INFO L280 TraceCheckUtils]: 67: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,663 INFO L275 TraceCheckUtils]: 68: Hoare quadruple {9058#true} {9058#true} #57#return; {9058#true} is VALID [2020-07-08 12:14:43,664 INFO L280 TraceCheckUtils]: 69: Hoare triple {9058#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:43,664 INFO L263 TraceCheckUtils]: 70: Hoare triple {9058#true} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,664 INFO L280 TraceCheckUtils]: 71: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,664 INFO L280 TraceCheckUtils]: 72: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:43,664 INFO L280 TraceCheckUtils]: 73: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,665 INFO L275 TraceCheckUtils]: 74: Hoare quadruple {9058#true} {9058#true} #59#return; {9058#true} is VALID [2020-07-08 12:14:43,665 INFO L280 TraceCheckUtils]: 75: Hoare triple {9058#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9058#true} is VALID [2020-07-08 12:14:43,665 INFO L280 TraceCheckUtils]: 76: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,665 INFO L275 TraceCheckUtils]: 77: Hoare quadruple {9058#true} {9058#true} #53#return; {9058#true} is VALID [2020-07-08 12:14:43,665 INFO L280 TraceCheckUtils]: 78: Hoare triple {9058#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:43,666 INFO L263 TraceCheckUtils]: 79: Hoare triple {9058#true} call #t~ret3 := fibo1(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,666 INFO L280 TraceCheckUtils]: 80: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,666 INFO L280 TraceCheckUtils]: 81: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,666 INFO L280 TraceCheckUtils]: 82: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,666 INFO L263 TraceCheckUtils]: 83: Hoare triple {9058#true} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,666 INFO L280 TraceCheckUtils]: 84: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,667 INFO L280 TraceCheckUtils]: 85: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,667 INFO L280 TraceCheckUtils]: 86: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,667 INFO L280 TraceCheckUtils]: 87: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,667 INFO L275 TraceCheckUtils]: 88: Hoare quadruple {9058#true} {9058#true} #57#return; {9058#true} is VALID [2020-07-08 12:14:43,667 INFO L280 TraceCheckUtils]: 89: Hoare triple {9058#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:43,668 INFO L263 TraceCheckUtils]: 90: Hoare triple {9058#true} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,668 INFO L280 TraceCheckUtils]: 91: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,668 INFO L280 TraceCheckUtils]: 92: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:43,668 INFO L280 TraceCheckUtils]: 93: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,668 INFO L275 TraceCheckUtils]: 94: Hoare quadruple {9058#true} {9058#true} #59#return; {9058#true} is VALID [2020-07-08 12:14:43,668 INFO L280 TraceCheckUtils]: 95: Hoare triple {9058#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9058#true} is VALID [2020-07-08 12:14:43,669 INFO L280 TraceCheckUtils]: 96: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,669 INFO L275 TraceCheckUtils]: 97: Hoare quadruple {9058#true} {9058#true} #55#return; {9058#true} is VALID [2020-07-08 12:14:43,669 INFO L280 TraceCheckUtils]: 98: Hoare triple {9058#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {9058#true} is VALID [2020-07-08 12:14:43,669 INFO L280 TraceCheckUtils]: 99: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,669 INFO L275 TraceCheckUtils]: 100: Hoare quadruple {9058#true} {9058#true} #57#return; {9058#true} is VALID [2020-07-08 12:14:43,670 INFO L280 TraceCheckUtils]: 101: Hoare triple {9058#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:43,670 INFO L263 TraceCheckUtils]: 102: Hoare triple {9058#true} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,670 INFO L280 TraceCheckUtils]: 103: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,670 INFO L280 TraceCheckUtils]: 104: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,670 INFO L280 TraceCheckUtils]: 105: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,671 INFO L280 TraceCheckUtils]: 106: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,671 INFO L275 TraceCheckUtils]: 107: Hoare quadruple {9058#true} {9058#true} #59#return; {9058#true} is VALID [2020-07-08 12:14:43,671 INFO L280 TraceCheckUtils]: 108: Hoare triple {9058#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9058#true} is VALID [2020-07-08 12:14:43,671 INFO L280 TraceCheckUtils]: 109: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,671 INFO L275 TraceCheckUtils]: 110: Hoare quadruple {9058#true} {9059#false} #55#return; {9059#false} is VALID [2020-07-08 12:14:43,672 INFO L280 TraceCheckUtils]: 111: Hoare triple {9059#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {9059#false} is VALID [2020-07-08 12:14:43,672 INFO L280 TraceCheckUtils]: 112: Hoare triple {9059#false} assume true; {9059#false} is VALID [2020-07-08 12:14:43,672 INFO L275 TraceCheckUtils]: 113: Hoare quadruple {9059#false} {9058#true} #57#return; {9059#false} is VALID [2020-07-08 12:14:43,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:43,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:43,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:43,700 INFO L280 TraceCheckUtils]: 0: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,700 INFO L280 TraceCheckUtils]: 1: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,700 INFO L280 TraceCheckUtils]: 2: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,701 INFO L280 TraceCheckUtils]: 3: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,701 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {9058#true} {9058#true} #57#return; {9058#true} is VALID [2020-07-08 12:14:43,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:43,704 INFO L280 TraceCheckUtils]: 0: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,704 INFO L280 TraceCheckUtils]: 1: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:43,704 INFO L280 TraceCheckUtils]: 2: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,705 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {9058#true} {9058#true} #59#return; {9058#true} is VALID [2020-07-08 12:14:43,705 INFO L280 TraceCheckUtils]: 0: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,705 INFO L280 TraceCheckUtils]: 1: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,706 INFO L280 TraceCheckUtils]: 2: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,706 INFO L263 TraceCheckUtils]: 3: Hoare triple {9058#true} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,706 INFO L280 TraceCheckUtils]: 4: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,706 INFO L280 TraceCheckUtils]: 5: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,706 INFO L280 TraceCheckUtils]: 6: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,707 INFO L280 TraceCheckUtils]: 7: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,707 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {9058#true} {9058#true} #57#return; {9058#true} is VALID [2020-07-08 12:14:43,707 INFO L280 TraceCheckUtils]: 9: Hoare triple {9058#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:43,707 INFO L263 TraceCheckUtils]: 10: Hoare triple {9058#true} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,708 INFO L280 TraceCheckUtils]: 11: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,708 INFO L280 TraceCheckUtils]: 12: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:43,708 INFO L280 TraceCheckUtils]: 13: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,708 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {9058#true} {9058#true} #59#return; {9058#true} is VALID [2020-07-08 12:14:43,709 INFO L280 TraceCheckUtils]: 15: Hoare triple {9058#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9058#true} is VALID [2020-07-08 12:14:43,709 INFO L280 TraceCheckUtils]: 16: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,709 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {9058#true} {9058#true} #53#return; {9058#true} is VALID [2020-07-08 12:14:43,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:43,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:43,716 INFO L280 TraceCheckUtils]: 0: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,716 INFO L280 TraceCheckUtils]: 1: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,717 INFO L280 TraceCheckUtils]: 2: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,717 INFO L280 TraceCheckUtils]: 3: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,717 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {9058#true} {9058#true} #57#return; {9058#true} is VALID [2020-07-08 12:14:43,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:43,719 INFO L280 TraceCheckUtils]: 0: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,720 INFO L280 TraceCheckUtils]: 1: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:43,720 INFO L280 TraceCheckUtils]: 2: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,720 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {9058#true} {9058#true} #59#return; {9058#true} is VALID [2020-07-08 12:14:43,720 INFO L280 TraceCheckUtils]: 0: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,721 INFO L280 TraceCheckUtils]: 1: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,721 INFO L280 TraceCheckUtils]: 2: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,721 INFO L263 TraceCheckUtils]: 3: Hoare triple {9058#true} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,721 INFO L280 TraceCheckUtils]: 4: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,721 INFO L280 TraceCheckUtils]: 5: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,722 INFO L280 TraceCheckUtils]: 6: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,722 INFO L280 TraceCheckUtils]: 7: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,722 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {9058#true} {9058#true} #57#return; {9058#true} is VALID [2020-07-08 12:14:43,722 INFO L280 TraceCheckUtils]: 9: Hoare triple {9058#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:43,722 INFO L263 TraceCheckUtils]: 10: Hoare triple {9058#true} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,723 INFO L280 TraceCheckUtils]: 11: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,723 INFO L280 TraceCheckUtils]: 12: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:43,723 INFO L280 TraceCheckUtils]: 13: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,723 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {9058#true} {9058#true} #59#return; {9058#true} is VALID [2020-07-08 12:14:43,723 INFO L280 TraceCheckUtils]: 15: Hoare triple {9058#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9058#true} is VALID [2020-07-08 12:14:43,723 INFO L280 TraceCheckUtils]: 16: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,724 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {9058#true} {9058#true} #55#return; {9058#true} is VALID [2020-07-08 12:14:43,724 INFO L280 TraceCheckUtils]: 0: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,724 INFO L280 TraceCheckUtils]: 1: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,724 INFO L280 TraceCheckUtils]: 2: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,725 INFO L263 TraceCheckUtils]: 3: Hoare triple {9058#true} call #t~ret2 := fibo1(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,725 INFO L280 TraceCheckUtils]: 4: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,725 INFO L280 TraceCheckUtils]: 5: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,725 INFO L280 TraceCheckUtils]: 6: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,725 INFO L263 TraceCheckUtils]: 7: Hoare triple {9058#true} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,726 INFO L280 TraceCheckUtils]: 8: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,726 INFO L280 TraceCheckUtils]: 9: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,726 INFO L280 TraceCheckUtils]: 10: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,726 INFO L280 TraceCheckUtils]: 11: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,726 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {9058#true} {9058#true} #57#return; {9058#true} is VALID [2020-07-08 12:14:43,726 INFO L280 TraceCheckUtils]: 13: Hoare triple {9058#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:43,727 INFO L263 TraceCheckUtils]: 14: Hoare triple {9058#true} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,727 INFO L280 TraceCheckUtils]: 15: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,727 INFO L280 TraceCheckUtils]: 16: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:43,727 INFO L280 TraceCheckUtils]: 17: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,727 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {9058#true} {9058#true} #59#return; {9058#true} is VALID [2020-07-08 12:14:43,727 INFO L280 TraceCheckUtils]: 19: Hoare triple {9058#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9058#true} is VALID [2020-07-08 12:14:43,728 INFO L280 TraceCheckUtils]: 20: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,728 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {9058#true} {9058#true} #53#return; {9058#true} is VALID [2020-07-08 12:14:43,728 INFO L280 TraceCheckUtils]: 22: Hoare triple {9058#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:43,728 INFO L263 TraceCheckUtils]: 23: Hoare triple {9058#true} call #t~ret3 := fibo1(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,728 INFO L280 TraceCheckUtils]: 24: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,729 INFO L280 TraceCheckUtils]: 25: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,729 INFO L280 TraceCheckUtils]: 26: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,729 INFO L263 TraceCheckUtils]: 27: Hoare triple {9058#true} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,729 INFO L280 TraceCheckUtils]: 28: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,729 INFO L280 TraceCheckUtils]: 29: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,729 INFO L280 TraceCheckUtils]: 30: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,730 INFO L280 TraceCheckUtils]: 31: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,730 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {9058#true} {9058#true} #57#return; {9058#true} is VALID [2020-07-08 12:14:43,730 INFO L280 TraceCheckUtils]: 33: Hoare triple {9058#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:43,730 INFO L263 TraceCheckUtils]: 34: Hoare triple {9058#true} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,730 INFO L280 TraceCheckUtils]: 35: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,731 INFO L280 TraceCheckUtils]: 36: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:43,731 INFO L280 TraceCheckUtils]: 37: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,731 INFO L275 TraceCheckUtils]: 38: Hoare quadruple {9058#true} {9058#true} #59#return; {9058#true} is VALID [2020-07-08 12:14:43,731 INFO L280 TraceCheckUtils]: 39: Hoare triple {9058#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9058#true} is VALID [2020-07-08 12:14:43,731 INFO L280 TraceCheckUtils]: 40: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,731 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {9058#true} {9058#true} #55#return; {9058#true} is VALID [2020-07-08 12:14:43,732 INFO L280 TraceCheckUtils]: 42: Hoare triple {9058#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {9058#true} is VALID [2020-07-08 12:14:43,732 INFO L280 TraceCheckUtils]: 43: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,732 INFO L275 TraceCheckUtils]: 44: Hoare quadruple {9058#true} {9059#false} #59#return; {9059#false} is VALID [2020-07-08 12:14:43,733 INFO L280 TraceCheckUtils]: 0: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,733 INFO L280 TraceCheckUtils]: 1: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,733 INFO L280 TraceCheckUtils]: 2: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,734 INFO L263 TraceCheckUtils]: 3: Hoare triple {9058#true} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,734 INFO L280 TraceCheckUtils]: 4: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,734 INFO L280 TraceCheckUtils]: 5: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,734 INFO L280 TraceCheckUtils]: 6: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,734 INFO L263 TraceCheckUtils]: 7: Hoare triple {9058#true} call #t~ret2 := fibo1(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,735 INFO L280 TraceCheckUtils]: 8: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,735 INFO L280 TraceCheckUtils]: 9: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,735 INFO L280 TraceCheckUtils]: 10: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,735 INFO L263 TraceCheckUtils]: 11: Hoare triple {9058#true} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,736 INFO L280 TraceCheckUtils]: 12: Hoare triple {9058#true} ~n := #in~n; {9533#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,736 INFO L280 TraceCheckUtils]: 13: Hoare triple {9533#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {9533#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,737 INFO L280 TraceCheckUtils]: 14: Hoare triple {9533#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {9533#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,737 INFO L263 TraceCheckUtils]: 15: Hoare triple {9533#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,737 INFO L280 TraceCheckUtils]: 16: Hoare triple {9058#true} ~n := #in~n; {9559#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:43,738 INFO L280 TraceCheckUtils]: 17: Hoare triple {9559#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {9560#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:43,739 INFO L280 TraceCheckUtils]: 18: Hoare triple {9560#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume !(1 == ~n); {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:43,739 INFO L263 TraceCheckUtils]: 19: Hoare triple {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,739 INFO L280 TraceCheckUtils]: 20: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,739 INFO L280 TraceCheckUtils]: 21: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,740 INFO L280 TraceCheckUtils]: 22: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,740 INFO L280 TraceCheckUtils]: 23: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,741 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {9058#true} {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #57#return; {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:43,741 INFO L280 TraceCheckUtils]: 25: Hoare triple {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:43,742 INFO L263 TraceCheckUtils]: 26: Hoare triple {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,742 INFO L280 TraceCheckUtils]: 27: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,742 INFO L280 TraceCheckUtils]: 28: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:43,742 INFO L280 TraceCheckUtils]: 29: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,743 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {9058#true} {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #59#return; {9571#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:43,744 INFO L280 TraceCheckUtils]: 31: Hoare triple {9571#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9571#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:43,744 INFO L280 TraceCheckUtils]: 32: Hoare triple {9571#(<= 2 |fibo1_#in~n|)} assume true; {9571#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:43,746 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {9571#(<= 2 |fibo1_#in~n|)} {9533#(= fibo2_~n |fibo2_#in~n|)} #53#return; {9552#(and (= fibo2_~n |fibo2_#in~n|) (<= 3 fibo2_~n))} is VALID [2020-07-08 12:14:43,746 INFO L280 TraceCheckUtils]: 34: Hoare triple {9552#(and (= fibo2_~n |fibo2_#in~n|) (<= 3 fibo2_~n))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {9552#(and (= fibo2_~n |fibo2_#in~n|) (<= 3 fibo2_~n))} is VALID [2020-07-08 12:14:43,746 INFO L263 TraceCheckUtils]: 35: Hoare triple {9552#(and (= fibo2_~n |fibo2_#in~n|) (<= 3 fibo2_~n))} call #t~ret3 := fibo1(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,747 INFO L280 TraceCheckUtils]: 36: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,747 INFO L280 TraceCheckUtils]: 37: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,747 INFO L280 TraceCheckUtils]: 38: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,747 INFO L280 TraceCheckUtils]: 39: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,748 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {9058#true} {9552#(and (= fibo2_~n |fibo2_#in~n|) (<= 3 fibo2_~n))} #55#return; {9558#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,749 INFO L280 TraceCheckUtils]: 41: Hoare triple {9558#(<= 3 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {9558#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,749 INFO L280 TraceCheckUtils]: 42: Hoare triple {9558#(<= 3 |fibo2_#in~n|)} assume true; {9558#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,750 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {9558#(<= 3 |fibo2_#in~n|)} {9058#true} #57#return; {9527#(<= 4 fibo1_~n)} is VALID [2020-07-08 12:14:43,751 INFO L280 TraceCheckUtils]: 44: Hoare triple {9527#(<= 4 fibo1_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9527#(<= 4 fibo1_~n)} is VALID [2020-07-08 12:14:43,751 INFO L263 TraceCheckUtils]: 45: Hoare triple {9527#(<= 4 fibo1_~n)} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,752 INFO L280 TraceCheckUtils]: 46: Hoare triple {9058#true} ~n := #in~n; {9533#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,752 INFO L280 TraceCheckUtils]: 47: Hoare triple {9533#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {9533#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,753 INFO L280 TraceCheckUtils]: 48: Hoare triple {9533#(= fibo2_~n |fibo2_#in~n|)} assume 1 == ~n;#res := 1; {9572#(<= |fibo2_#in~n| 1)} is VALID [2020-07-08 12:14:43,754 INFO L280 TraceCheckUtils]: 49: Hoare triple {9572#(<= |fibo2_#in~n| 1)} assume true; {9572#(<= |fibo2_#in~n| 1)} is VALID [2020-07-08 12:14:43,755 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {9572#(<= |fibo2_#in~n| 1)} {9527#(<= 4 fibo1_~n)} #59#return; {9059#false} is VALID [2020-07-08 12:14:43,755 INFO L280 TraceCheckUtils]: 51: Hoare triple {9059#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9059#false} is VALID [2020-07-08 12:14:43,755 INFO L280 TraceCheckUtils]: 52: Hoare triple {9059#false} assume true; {9059#false} is VALID [2020-07-08 12:14:43,755 INFO L275 TraceCheckUtils]: 53: Hoare quadruple {9059#false} {9058#true} #53#return; {9059#false} is VALID [2020-07-08 12:14:43,755 INFO L280 TraceCheckUtils]: 54: Hoare triple {9059#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {9059#false} is VALID [2020-07-08 12:14:43,756 INFO L263 TraceCheckUtils]: 55: Hoare triple {9059#false} call #t~ret3 := fibo1(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,756 INFO L280 TraceCheckUtils]: 56: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,756 INFO L280 TraceCheckUtils]: 57: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,756 INFO L280 TraceCheckUtils]: 58: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,756 INFO L263 TraceCheckUtils]: 59: Hoare triple {9058#true} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,757 INFO L280 TraceCheckUtils]: 60: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,757 INFO L280 TraceCheckUtils]: 61: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,757 INFO L280 TraceCheckUtils]: 62: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,757 INFO L263 TraceCheckUtils]: 63: Hoare triple {9058#true} call #t~ret2 := fibo1(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,757 INFO L280 TraceCheckUtils]: 64: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,758 INFO L280 TraceCheckUtils]: 65: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,758 INFO L280 TraceCheckUtils]: 66: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,758 INFO L263 TraceCheckUtils]: 67: Hoare triple {9058#true} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,758 INFO L280 TraceCheckUtils]: 68: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,758 INFO L280 TraceCheckUtils]: 69: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,758 INFO L280 TraceCheckUtils]: 70: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,759 INFO L280 TraceCheckUtils]: 71: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,759 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {9058#true} {9058#true} #57#return; {9058#true} is VALID [2020-07-08 12:14:43,759 INFO L280 TraceCheckUtils]: 73: Hoare triple {9058#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:43,759 INFO L263 TraceCheckUtils]: 74: Hoare triple {9058#true} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,759 INFO L280 TraceCheckUtils]: 75: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,760 INFO L280 TraceCheckUtils]: 76: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:43,760 INFO L280 TraceCheckUtils]: 77: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,760 INFO L275 TraceCheckUtils]: 78: Hoare quadruple {9058#true} {9058#true} #59#return; {9058#true} is VALID [2020-07-08 12:14:43,760 INFO L280 TraceCheckUtils]: 79: Hoare triple {9058#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9058#true} is VALID [2020-07-08 12:14:43,760 INFO L280 TraceCheckUtils]: 80: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,761 INFO L275 TraceCheckUtils]: 81: Hoare quadruple {9058#true} {9058#true} #53#return; {9058#true} is VALID [2020-07-08 12:14:43,761 INFO L280 TraceCheckUtils]: 82: Hoare triple {9058#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:43,761 INFO L263 TraceCheckUtils]: 83: Hoare triple {9058#true} call #t~ret3 := fibo1(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,761 INFO L280 TraceCheckUtils]: 84: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,761 INFO L280 TraceCheckUtils]: 85: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,762 INFO L280 TraceCheckUtils]: 86: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,762 INFO L263 TraceCheckUtils]: 87: Hoare triple {9058#true} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,762 INFO L280 TraceCheckUtils]: 88: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,762 INFO L280 TraceCheckUtils]: 89: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,762 INFO L280 TraceCheckUtils]: 90: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,763 INFO L280 TraceCheckUtils]: 91: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,763 INFO L275 TraceCheckUtils]: 92: Hoare quadruple {9058#true} {9058#true} #57#return; {9058#true} is VALID [2020-07-08 12:14:43,763 INFO L280 TraceCheckUtils]: 93: Hoare triple {9058#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:43,763 INFO L263 TraceCheckUtils]: 94: Hoare triple {9058#true} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,763 INFO L280 TraceCheckUtils]: 95: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,764 INFO L280 TraceCheckUtils]: 96: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:43,764 INFO L280 TraceCheckUtils]: 97: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,764 INFO L275 TraceCheckUtils]: 98: Hoare quadruple {9058#true} {9058#true} #59#return; {9058#true} is VALID [2020-07-08 12:14:43,764 INFO L280 TraceCheckUtils]: 99: Hoare triple {9058#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9058#true} is VALID [2020-07-08 12:14:43,764 INFO L280 TraceCheckUtils]: 100: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,764 INFO L275 TraceCheckUtils]: 101: Hoare quadruple {9058#true} {9058#true} #55#return; {9058#true} is VALID [2020-07-08 12:14:43,765 INFO L280 TraceCheckUtils]: 102: Hoare triple {9058#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {9058#true} is VALID [2020-07-08 12:14:43,765 INFO L280 TraceCheckUtils]: 103: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,765 INFO L275 TraceCheckUtils]: 104: Hoare quadruple {9058#true} {9058#true} #57#return; {9058#true} is VALID [2020-07-08 12:14:43,765 INFO L280 TraceCheckUtils]: 105: Hoare triple {9058#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:43,766 INFO L263 TraceCheckUtils]: 106: Hoare triple {9058#true} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,766 INFO L280 TraceCheckUtils]: 107: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,766 INFO L280 TraceCheckUtils]: 108: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,766 INFO L280 TraceCheckUtils]: 109: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,766 INFO L280 TraceCheckUtils]: 110: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,766 INFO L275 TraceCheckUtils]: 111: Hoare quadruple {9058#true} {9058#true} #59#return; {9058#true} is VALID [2020-07-08 12:14:43,767 INFO L280 TraceCheckUtils]: 112: Hoare triple {9058#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9058#true} is VALID [2020-07-08 12:14:43,767 INFO L280 TraceCheckUtils]: 113: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,767 INFO L275 TraceCheckUtils]: 114: Hoare quadruple {9058#true} {9059#false} #55#return; {9059#false} is VALID [2020-07-08 12:14:43,767 INFO L280 TraceCheckUtils]: 115: Hoare triple {9059#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {9059#false} is VALID [2020-07-08 12:14:43,767 INFO L280 TraceCheckUtils]: 116: Hoare triple {9059#false} assume true; {9059#false} is VALID [2020-07-08 12:14:43,768 INFO L275 TraceCheckUtils]: 117: Hoare quadruple {9059#false} {9058#true} #57#return; {9059#false} is VALID [2020-07-08 12:14:43,768 INFO L280 TraceCheckUtils]: 118: Hoare triple {9059#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9059#false} is VALID [2020-07-08 12:14:43,768 INFO L263 TraceCheckUtils]: 119: Hoare triple {9059#false} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,768 INFO L280 TraceCheckUtils]: 120: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,768 INFO L280 TraceCheckUtils]: 121: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,768 INFO L280 TraceCheckUtils]: 122: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,769 INFO L263 TraceCheckUtils]: 123: Hoare triple {9058#true} call #t~ret2 := fibo1(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,769 INFO L280 TraceCheckUtils]: 124: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,769 INFO L280 TraceCheckUtils]: 125: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,769 INFO L280 TraceCheckUtils]: 126: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,769 INFO L263 TraceCheckUtils]: 127: Hoare triple {9058#true} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,770 INFO L280 TraceCheckUtils]: 128: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,770 INFO L280 TraceCheckUtils]: 129: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,770 INFO L280 TraceCheckUtils]: 130: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,770 INFO L280 TraceCheckUtils]: 131: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,770 INFO L275 TraceCheckUtils]: 132: Hoare quadruple {9058#true} {9058#true} #57#return; {9058#true} is VALID [2020-07-08 12:14:43,770 INFO L280 TraceCheckUtils]: 133: Hoare triple {9058#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:43,771 INFO L263 TraceCheckUtils]: 134: Hoare triple {9058#true} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,771 INFO L280 TraceCheckUtils]: 135: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,771 INFO L280 TraceCheckUtils]: 136: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:43,771 INFO L280 TraceCheckUtils]: 137: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,771 INFO L275 TraceCheckUtils]: 138: Hoare quadruple {9058#true} {9058#true} #59#return; {9058#true} is VALID [2020-07-08 12:14:43,771 INFO L280 TraceCheckUtils]: 139: Hoare triple {9058#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9058#true} is VALID [2020-07-08 12:14:43,772 INFO L280 TraceCheckUtils]: 140: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,772 INFO L275 TraceCheckUtils]: 141: Hoare quadruple {9058#true} {9058#true} #53#return; {9058#true} is VALID [2020-07-08 12:14:43,772 INFO L280 TraceCheckUtils]: 142: Hoare triple {9058#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:43,772 INFO L263 TraceCheckUtils]: 143: Hoare triple {9058#true} call #t~ret3 := fibo1(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,772 INFO L280 TraceCheckUtils]: 144: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,772 INFO L280 TraceCheckUtils]: 145: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,773 INFO L280 TraceCheckUtils]: 146: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,773 INFO L263 TraceCheckUtils]: 147: Hoare triple {9058#true} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,773 INFO L280 TraceCheckUtils]: 148: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,773 INFO L280 TraceCheckUtils]: 149: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,773 INFO L280 TraceCheckUtils]: 150: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,774 INFO L280 TraceCheckUtils]: 151: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,774 INFO L275 TraceCheckUtils]: 152: Hoare quadruple {9058#true} {9058#true} #57#return; {9058#true} is VALID [2020-07-08 12:14:43,774 INFO L280 TraceCheckUtils]: 153: Hoare triple {9058#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:43,774 INFO L263 TraceCheckUtils]: 154: Hoare triple {9058#true} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,774 INFO L280 TraceCheckUtils]: 155: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,774 INFO L280 TraceCheckUtils]: 156: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:43,775 INFO L280 TraceCheckUtils]: 157: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,775 INFO L275 TraceCheckUtils]: 158: Hoare quadruple {9058#true} {9058#true} #59#return; {9058#true} is VALID [2020-07-08 12:14:43,775 INFO L280 TraceCheckUtils]: 159: Hoare triple {9058#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9058#true} is VALID [2020-07-08 12:14:43,775 INFO L280 TraceCheckUtils]: 160: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,775 INFO L275 TraceCheckUtils]: 161: Hoare quadruple {9058#true} {9058#true} #55#return; {9058#true} is VALID [2020-07-08 12:14:43,776 INFO L280 TraceCheckUtils]: 162: Hoare triple {9058#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {9058#true} is VALID [2020-07-08 12:14:43,776 INFO L280 TraceCheckUtils]: 163: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,776 INFO L275 TraceCheckUtils]: 164: Hoare quadruple {9058#true} {9059#false} #59#return; {9059#false} is VALID [2020-07-08 12:14:43,776 INFO L280 TraceCheckUtils]: 165: Hoare triple {9059#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9059#false} is VALID [2020-07-08 12:14:43,776 INFO L280 TraceCheckUtils]: 166: Hoare triple {9059#false} assume true; {9059#false} is VALID [2020-07-08 12:14:43,777 INFO L275 TraceCheckUtils]: 167: Hoare quadruple {9059#false} {9062#(<= main_~x~0 5)} #51#return; {9059#false} is VALID [2020-07-08 12:14:43,792 INFO L263 TraceCheckUtils]: 0: Hoare triple {9058#true} call ULTIMATE.init(); {9058#true} is VALID [2020-07-08 12:14:43,793 INFO L280 TraceCheckUtils]: 1: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,793 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9058#true} {9058#true} #47#return; {9058#true} is VALID [2020-07-08 12:14:43,793 INFO L263 TraceCheckUtils]: 3: Hoare triple {9058#true} call #t~ret5 := main(); {9058#true} is VALID [2020-07-08 12:14:43,794 INFO L280 TraceCheckUtils]: 4: Hoare triple {9058#true} ~x~0 := 5; {9062#(<= main_~x~0 5)} is VALID [2020-07-08 12:14:43,794 INFO L263 TraceCheckUtils]: 5: Hoare triple {9062#(<= main_~x~0 5)} call #t~ret4 := fibo1(~x~0); {9058#true} is VALID [2020-07-08 12:14:43,794 INFO L280 TraceCheckUtils]: 6: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,794 INFO L280 TraceCheckUtils]: 7: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,795 INFO L280 TraceCheckUtils]: 8: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,795 INFO L263 TraceCheckUtils]: 9: Hoare triple {9058#true} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,795 INFO L280 TraceCheckUtils]: 10: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,795 INFO L280 TraceCheckUtils]: 11: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,795 INFO L280 TraceCheckUtils]: 12: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,796 INFO L263 TraceCheckUtils]: 13: Hoare triple {9058#true} call #t~ret2 := fibo1(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,796 INFO L280 TraceCheckUtils]: 14: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,796 INFO L280 TraceCheckUtils]: 15: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,796 INFO L280 TraceCheckUtils]: 16: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,796 INFO L263 TraceCheckUtils]: 17: Hoare triple {9058#true} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,797 INFO L280 TraceCheckUtils]: 18: Hoare triple {9058#true} ~n := #in~n; {9533#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,797 INFO L280 TraceCheckUtils]: 19: Hoare triple {9533#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {9533#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,798 INFO L280 TraceCheckUtils]: 20: Hoare triple {9533#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {9533#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,798 INFO L263 TraceCheckUtils]: 21: Hoare triple {9533#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,799 INFO L280 TraceCheckUtils]: 22: Hoare triple {9058#true} ~n := #in~n; {9559#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:43,799 INFO L280 TraceCheckUtils]: 23: Hoare triple {9559#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {9560#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:43,800 INFO L280 TraceCheckUtils]: 24: Hoare triple {9560#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume !(1 == ~n); {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:43,800 INFO L263 TraceCheckUtils]: 25: Hoare triple {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,801 INFO L280 TraceCheckUtils]: 26: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,801 INFO L280 TraceCheckUtils]: 27: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,801 INFO L280 TraceCheckUtils]: 28: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,801 INFO L280 TraceCheckUtils]: 29: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,802 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {9058#true} {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #57#return; {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:43,803 INFO L280 TraceCheckUtils]: 31: Hoare triple {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-08 12:14:43,803 INFO L263 TraceCheckUtils]: 32: Hoare triple {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,803 INFO L280 TraceCheckUtils]: 33: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,803 INFO L280 TraceCheckUtils]: 34: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:43,803 INFO L280 TraceCheckUtils]: 35: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,805 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {9058#true} {9561#(and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} #59#return; {9571#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:43,805 INFO L280 TraceCheckUtils]: 37: Hoare triple {9571#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9571#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:43,806 INFO L280 TraceCheckUtils]: 38: Hoare triple {9571#(<= 2 |fibo1_#in~n|)} assume true; {9571#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:43,807 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {9571#(<= 2 |fibo1_#in~n|)} {9533#(= fibo2_~n |fibo2_#in~n|)} #53#return; {9552#(and (= fibo2_~n |fibo2_#in~n|) (<= 3 fibo2_~n))} is VALID [2020-07-08 12:14:43,808 INFO L280 TraceCheckUtils]: 40: Hoare triple {9552#(and (= fibo2_~n |fibo2_#in~n|) (<= 3 fibo2_~n))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {9552#(and (= fibo2_~n |fibo2_#in~n|) (<= 3 fibo2_~n))} is VALID [2020-07-08 12:14:43,808 INFO L263 TraceCheckUtils]: 41: Hoare triple {9552#(and (= fibo2_~n |fibo2_#in~n|) (<= 3 fibo2_~n))} call #t~ret3 := fibo1(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,808 INFO L280 TraceCheckUtils]: 42: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,808 INFO L280 TraceCheckUtils]: 43: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,808 INFO L280 TraceCheckUtils]: 44: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,809 INFO L280 TraceCheckUtils]: 45: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,809 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {9058#true} {9552#(and (= fibo2_~n |fibo2_#in~n|) (<= 3 fibo2_~n))} #55#return; {9558#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,810 INFO L280 TraceCheckUtils]: 47: Hoare triple {9558#(<= 3 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {9558#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,811 INFO L280 TraceCheckUtils]: 48: Hoare triple {9558#(<= 3 |fibo2_#in~n|)} assume true; {9558#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,812 INFO L275 TraceCheckUtils]: 49: Hoare quadruple {9558#(<= 3 |fibo2_#in~n|)} {9058#true} #57#return; {9527#(<= 4 fibo1_~n)} is VALID [2020-07-08 12:14:43,812 INFO L280 TraceCheckUtils]: 50: Hoare triple {9527#(<= 4 fibo1_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9527#(<= 4 fibo1_~n)} is VALID [2020-07-08 12:14:43,812 INFO L263 TraceCheckUtils]: 51: Hoare triple {9527#(<= 4 fibo1_~n)} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,813 INFO L280 TraceCheckUtils]: 52: Hoare triple {9058#true} ~n := #in~n; {9533#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,813 INFO L280 TraceCheckUtils]: 53: Hoare triple {9533#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {9533#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:43,814 INFO L280 TraceCheckUtils]: 54: Hoare triple {9533#(= fibo2_~n |fibo2_#in~n|)} assume 1 == ~n;#res := 1; {9572#(<= |fibo2_#in~n| 1)} is VALID [2020-07-08 12:14:43,815 INFO L280 TraceCheckUtils]: 55: Hoare triple {9572#(<= |fibo2_#in~n| 1)} assume true; {9572#(<= |fibo2_#in~n| 1)} is VALID [2020-07-08 12:14:43,816 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {9572#(<= |fibo2_#in~n| 1)} {9527#(<= 4 fibo1_~n)} #59#return; {9059#false} is VALID [2020-07-08 12:14:43,816 INFO L280 TraceCheckUtils]: 57: Hoare triple {9059#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9059#false} is VALID [2020-07-08 12:14:43,816 INFO L280 TraceCheckUtils]: 58: Hoare triple {9059#false} assume true; {9059#false} is VALID [2020-07-08 12:14:43,816 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {9059#false} {9058#true} #53#return; {9059#false} is VALID [2020-07-08 12:14:43,816 INFO L280 TraceCheckUtils]: 60: Hoare triple {9059#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {9059#false} is VALID [2020-07-08 12:14:43,816 INFO L263 TraceCheckUtils]: 61: Hoare triple {9059#false} call #t~ret3 := fibo1(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,817 INFO L280 TraceCheckUtils]: 62: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,817 INFO L280 TraceCheckUtils]: 63: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,817 INFO L280 TraceCheckUtils]: 64: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,817 INFO L263 TraceCheckUtils]: 65: Hoare triple {9058#true} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,817 INFO L280 TraceCheckUtils]: 66: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,818 INFO L280 TraceCheckUtils]: 67: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,818 INFO L280 TraceCheckUtils]: 68: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,818 INFO L263 TraceCheckUtils]: 69: Hoare triple {9058#true} call #t~ret2 := fibo1(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,818 INFO L280 TraceCheckUtils]: 70: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,818 INFO L280 TraceCheckUtils]: 71: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,818 INFO L280 TraceCheckUtils]: 72: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,819 INFO L263 TraceCheckUtils]: 73: Hoare triple {9058#true} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,819 INFO L280 TraceCheckUtils]: 74: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,819 INFO L280 TraceCheckUtils]: 75: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,819 INFO L280 TraceCheckUtils]: 76: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,819 INFO L280 TraceCheckUtils]: 77: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,819 INFO L275 TraceCheckUtils]: 78: Hoare quadruple {9058#true} {9058#true} #57#return; {9058#true} is VALID [2020-07-08 12:14:43,820 INFO L280 TraceCheckUtils]: 79: Hoare triple {9058#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:43,820 INFO L263 TraceCheckUtils]: 80: Hoare triple {9058#true} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,820 INFO L280 TraceCheckUtils]: 81: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,820 INFO L280 TraceCheckUtils]: 82: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:43,820 INFO L280 TraceCheckUtils]: 83: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,820 INFO L275 TraceCheckUtils]: 84: Hoare quadruple {9058#true} {9058#true} #59#return; {9058#true} is VALID [2020-07-08 12:14:43,821 INFO L280 TraceCheckUtils]: 85: Hoare triple {9058#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9058#true} is VALID [2020-07-08 12:14:43,821 INFO L280 TraceCheckUtils]: 86: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,821 INFO L275 TraceCheckUtils]: 87: Hoare quadruple {9058#true} {9058#true} #53#return; {9058#true} is VALID [2020-07-08 12:14:43,821 INFO L280 TraceCheckUtils]: 88: Hoare triple {9058#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:43,821 INFO L263 TraceCheckUtils]: 89: Hoare triple {9058#true} call #t~ret3 := fibo1(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,821 INFO L280 TraceCheckUtils]: 90: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,822 INFO L280 TraceCheckUtils]: 91: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,822 INFO L280 TraceCheckUtils]: 92: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,822 INFO L263 TraceCheckUtils]: 93: Hoare triple {9058#true} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,822 INFO L280 TraceCheckUtils]: 94: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,822 INFO L280 TraceCheckUtils]: 95: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,822 INFO L280 TraceCheckUtils]: 96: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,823 INFO L280 TraceCheckUtils]: 97: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,823 INFO L275 TraceCheckUtils]: 98: Hoare quadruple {9058#true} {9058#true} #57#return; {9058#true} is VALID [2020-07-08 12:14:43,823 INFO L280 TraceCheckUtils]: 99: Hoare triple {9058#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:43,823 INFO L263 TraceCheckUtils]: 100: Hoare triple {9058#true} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,823 INFO L280 TraceCheckUtils]: 101: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,823 INFO L280 TraceCheckUtils]: 102: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:43,824 INFO L280 TraceCheckUtils]: 103: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,824 INFO L275 TraceCheckUtils]: 104: Hoare quadruple {9058#true} {9058#true} #59#return; {9058#true} is VALID [2020-07-08 12:14:43,824 INFO L280 TraceCheckUtils]: 105: Hoare triple {9058#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9058#true} is VALID [2020-07-08 12:14:43,824 INFO L280 TraceCheckUtils]: 106: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,824 INFO L275 TraceCheckUtils]: 107: Hoare quadruple {9058#true} {9058#true} #55#return; {9058#true} is VALID [2020-07-08 12:14:43,825 INFO L280 TraceCheckUtils]: 108: Hoare triple {9058#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {9058#true} is VALID [2020-07-08 12:14:43,825 INFO L280 TraceCheckUtils]: 109: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,825 INFO L275 TraceCheckUtils]: 110: Hoare quadruple {9058#true} {9058#true} #57#return; {9058#true} is VALID [2020-07-08 12:14:43,825 INFO L280 TraceCheckUtils]: 111: Hoare triple {9058#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:43,825 INFO L263 TraceCheckUtils]: 112: Hoare triple {9058#true} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,825 INFO L280 TraceCheckUtils]: 113: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,826 INFO L280 TraceCheckUtils]: 114: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,826 INFO L280 TraceCheckUtils]: 115: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,826 INFO L280 TraceCheckUtils]: 116: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,826 INFO L275 TraceCheckUtils]: 117: Hoare quadruple {9058#true} {9058#true} #59#return; {9058#true} is VALID [2020-07-08 12:14:43,826 INFO L280 TraceCheckUtils]: 118: Hoare triple {9058#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9058#true} is VALID [2020-07-08 12:14:43,826 INFO L280 TraceCheckUtils]: 119: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,827 INFO L275 TraceCheckUtils]: 120: Hoare quadruple {9058#true} {9059#false} #55#return; {9059#false} is VALID [2020-07-08 12:14:43,827 INFO L280 TraceCheckUtils]: 121: Hoare triple {9059#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {9059#false} is VALID [2020-07-08 12:14:43,827 INFO L280 TraceCheckUtils]: 122: Hoare triple {9059#false} assume true; {9059#false} is VALID [2020-07-08 12:14:43,827 INFO L275 TraceCheckUtils]: 123: Hoare quadruple {9059#false} {9058#true} #57#return; {9059#false} is VALID [2020-07-08 12:14:43,827 INFO L280 TraceCheckUtils]: 124: Hoare triple {9059#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9059#false} is VALID [2020-07-08 12:14:43,827 INFO L263 TraceCheckUtils]: 125: Hoare triple {9059#false} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,828 INFO L280 TraceCheckUtils]: 126: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,828 INFO L280 TraceCheckUtils]: 127: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,828 INFO L280 TraceCheckUtils]: 128: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,828 INFO L263 TraceCheckUtils]: 129: Hoare triple {9058#true} call #t~ret2 := fibo1(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,828 INFO L280 TraceCheckUtils]: 130: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,829 INFO L280 TraceCheckUtils]: 131: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,829 INFO L280 TraceCheckUtils]: 132: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,829 INFO L263 TraceCheckUtils]: 133: Hoare triple {9058#true} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,829 INFO L280 TraceCheckUtils]: 134: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,829 INFO L280 TraceCheckUtils]: 135: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,829 INFO L280 TraceCheckUtils]: 136: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,830 INFO L280 TraceCheckUtils]: 137: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,830 INFO L275 TraceCheckUtils]: 138: Hoare quadruple {9058#true} {9058#true} #57#return; {9058#true} is VALID [2020-07-08 12:14:43,830 INFO L280 TraceCheckUtils]: 139: Hoare triple {9058#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:43,830 INFO L263 TraceCheckUtils]: 140: Hoare triple {9058#true} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,830 INFO L280 TraceCheckUtils]: 141: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,830 INFO L280 TraceCheckUtils]: 142: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:43,831 INFO L280 TraceCheckUtils]: 143: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,831 INFO L275 TraceCheckUtils]: 144: Hoare quadruple {9058#true} {9058#true} #59#return; {9058#true} is VALID [2020-07-08 12:14:43,831 INFO L280 TraceCheckUtils]: 145: Hoare triple {9058#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9058#true} is VALID [2020-07-08 12:14:43,831 INFO L280 TraceCheckUtils]: 146: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,831 INFO L275 TraceCheckUtils]: 147: Hoare quadruple {9058#true} {9058#true} #53#return; {9058#true} is VALID [2020-07-08 12:14:43,831 INFO L280 TraceCheckUtils]: 148: Hoare triple {9058#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:43,831 INFO L263 TraceCheckUtils]: 149: Hoare triple {9058#true} call #t~ret3 := fibo1(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,832 INFO L280 TraceCheckUtils]: 150: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,832 INFO L280 TraceCheckUtils]: 151: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,832 INFO L280 TraceCheckUtils]: 152: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:43,832 INFO L263 TraceCheckUtils]: 153: Hoare triple {9058#true} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:43,832 INFO L280 TraceCheckUtils]: 154: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,833 INFO L280 TraceCheckUtils]: 155: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:43,833 INFO L280 TraceCheckUtils]: 156: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:43,833 INFO L280 TraceCheckUtils]: 157: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,833 INFO L275 TraceCheckUtils]: 158: Hoare quadruple {9058#true} {9058#true} #57#return; {9058#true} is VALID [2020-07-08 12:14:43,833 INFO L280 TraceCheckUtils]: 159: Hoare triple {9058#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:43,833 INFO L263 TraceCheckUtils]: 160: Hoare triple {9058#true} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:43,834 INFO L280 TraceCheckUtils]: 161: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:43,834 INFO L280 TraceCheckUtils]: 162: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:43,834 INFO L280 TraceCheckUtils]: 163: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,834 INFO L275 TraceCheckUtils]: 164: Hoare quadruple {9058#true} {9058#true} #59#return; {9058#true} is VALID [2020-07-08 12:14:43,834 INFO L280 TraceCheckUtils]: 165: Hoare triple {9058#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9058#true} is VALID [2020-07-08 12:14:43,834 INFO L280 TraceCheckUtils]: 166: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,835 INFO L275 TraceCheckUtils]: 167: Hoare quadruple {9058#true} {9058#true} #55#return; {9058#true} is VALID [2020-07-08 12:14:43,835 INFO L280 TraceCheckUtils]: 168: Hoare triple {9058#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {9058#true} is VALID [2020-07-08 12:14:43,835 INFO L280 TraceCheckUtils]: 169: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:43,835 INFO L275 TraceCheckUtils]: 170: Hoare quadruple {9058#true} {9059#false} #59#return; {9059#false} is VALID [2020-07-08 12:14:43,835 INFO L280 TraceCheckUtils]: 171: Hoare triple {9059#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9059#false} is VALID [2020-07-08 12:14:43,836 INFO L280 TraceCheckUtils]: 172: Hoare triple {9059#false} assume true; {9059#false} is VALID [2020-07-08 12:14:43,836 INFO L275 TraceCheckUtils]: 173: Hoare quadruple {9059#false} {9062#(<= main_~x~0 5)} #51#return; {9059#false} is VALID [2020-07-08 12:14:43,836 INFO L280 TraceCheckUtils]: 174: Hoare triple {9059#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {9059#false} is VALID [2020-07-08 12:14:43,836 INFO L280 TraceCheckUtils]: 175: Hoare triple {9059#false} assume 5 != ~result~0; {9059#false} is VALID [2020-07-08 12:14:43,836 INFO L280 TraceCheckUtils]: 176: Hoare triple {9059#false} assume !false; {9059#false} is VALID [2020-07-08 12:14:43,855 INFO L134 CoverageAnalysis]: Checked inductivity of 851 backedges. 81 proven. 183 refuted. 0 times theorem prover too weak. 587 trivial. 0 not checked. [2020-07-08 12:14:43,855 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [769648110] [2020-07-08 12:14:43,856 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1678360733] [2020-07-08 12:14:43,856 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-08 12:14:43,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:43,925 INFO L264 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 14 conjunts are in the unsatisfiable core [2020-07-08 12:14:43,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 12:14:43,949 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-08 12:14:44,287 INFO L263 TraceCheckUtils]: 0: Hoare triple {9058#true} call ULTIMATE.init(); {9058#true} is VALID [2020-07-08 12:14:44,287 INFO L280 TraceCheckUtils]: 1: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:44,287 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9058#true} {9058#true} #47#return; {9058#true} is VALID [2020-07-08 12:14:44,287 INFO L263 TraceCheckUtils]: 3: Hoare triple {9058#true} call #t~ret5 := main(); {9058#true} is VALID [2020-07-08 12:14:44,288 INFO L280 TraceCheckUtils]: 4: Hoare triple {9058#true} ~x~0 := 5; {9062#(<= main_~x~0 5)} is VALID [2020-07-08 12:14:44,288 INFO L263 TraceCheckUtils]: 5: Hoare triple {9062#(<= main_~x~0 5)} call #t~ret4 := fibo1(~x~0); {9058#true} is VALID [2020-07-08 12:14:44,289 INFO L280 TraceCheckUtils]: 6: Hoare triple {9058#true} ~n := #in~n; {9752#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:44,289 INFO L280 TraceCheckUtils]: 7: Hoare triple {9752#(<= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {9752#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:44,290 INFO L280 TraceCheckUtils]: 8: Hoare triple {9752#(<= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {9752#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:44,290 INFO L263 TraceCheckUtils]: 9: Hoare triple {9752#(<= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:44,291 INFO L280 TraceCheckUtils]: 10: Hoare triple {9058#true} ~n := #in~n; {9765#(<= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:44,291 INFO L280 TraceCheckUtils]: 11: Hoare triple {9765#(<= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {9765#(<= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:44,292 INFO L280 TraceCheckUtils]: 12: Hoare triple {9765#(<= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {9765#(<= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:44,292 INFO L263 TraceCheckUtils]: 13: Hoare triple {9765#(<= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {9058#true} is VALID [2020-07-08 12:14:44,292 INFO L280 TraceCheckUtils]: 14: Hoare triple {9058#true} ~n := #in~n; {9752#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:44,293 INFO L280 TraceCheckUtils]: 15: Hoare triple {9752#(<= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {9752#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:44,293 INFO L280 TraceCheckUtils]: 16: Hoare triple {9752#(<= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {9752#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:44,293 INFO L263 TraceCheckUtils]: 17: Hoare triple {9752#(<= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:44,294 INFO L280 TraceCheckUtils]: 18: Hoare triple {9058#true} ~n := #in~n; {9765#(<= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:44,295 INFO L280 TraceCheckUtils]: 19: Hoare triple {9765#(<= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {9765#(<= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:44,295 INFO L280 TraceCheckUtils]: 20: Hoare triple {9765#(<= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {9765#(<= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:44,295 INFO L263 TraceCheckUtils]: 21: Hoare triple {9765#(<= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {9058#true} is VALID [2020-07-08 12:14:44,296 INFO L280 TraceCheckUtils]: 22: Hoare triple {9058#true} ~n := #in~n; {9752#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:44,296 INFO L280 TraceCheckUtils]: 23: Hoare triple {9752#(<= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {9752#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:44,297 INFO L280 TraceCheckUtils]: 24: Hoare triple {9752#(<= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {9752#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-08 12:14:44,297 INFO L263 TraceCheckUtils]: 25: Hoare triple {9752#(<= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:44,298 INFO L280 TraceCheckUtils]: 26: Hoare triple {9058#true} ~n := #in~n; {9765#(<= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-08 12:14:44,298 INFO L280 TraceCheckUtils]: 27: Hoare triple {9765#(<= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {9817#(<= 1 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:44,299 INFO L280 TraceCheckUtils]: 28: Hoare triple {9817#(<= 1 |fibo2_#in~n|)} assume 1 == ~n;#res := 1; {9817#(<= 1 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:44,299 INFO L280 TraceCheckUtils]: 29: Hoare triple {9817#(<= 1 |fibo2_#in~n|)} assume true; {9817#(<= 1 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:44,300 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {9817#(<= 1 |fibo2_#in~n|)} {9752#(<= fibo1_~n |fibo1_#in~n|)} #57#return; {9571#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:44,301 INFO L280 TraceCheckUtils]: 31: Hoare triple {9571#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9571#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:44,301 INFO L263 TraceCheckUtils]: 32: Hoare triple {9571#(<= 2 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:44,301 INFO L280 TraceCheckUtils]: 33: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:44,301 INFO L280 TraceCheckUtils]: 34: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:44,302 INFO L280 TraceCheckUtils]: 35: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:44,302 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {9058#true} {9571#(<= 2 |fibo1_#in~n|)} #59#return; {9571#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:44,303 INFO L280 TraceCheckUtils]: 37: Hoare triple {9571#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9571#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:44,303 INFO L280 TraceCheckUtils]: 38: Hoare triple {9571#(<= 2 |fibo1_#in~n|)} assume true; {9571#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:44,305 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {9571#(<= 2 |fibo1_#in~n|)} {9765#(<= fibo2_~n |fibo2_#in~n|)} #53#return; {9558#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:44,305 INFO L280 TraceCheckUtils]: 40: Hoare triple {9558#(<= 3 |fibo2_#in~n|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {9558#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:44,305 INFO L263 TraceCheckUtils]: 41: Hoare triple {9558#(<= 3 |fibo2_#in~n|)} call #t~ret3 := fibo1(~n - 2); {9058#true} is VALID [2020-07-08 12:14:44,306 INFO L280 TraceCheckUtils]: 42: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:44,306 INFO L280 TraceCheckUtils]: 43: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:44,306 INFO L280 TraceCheckUtils]: 44: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:44,306 INFO L280 TraceCheckUtils]: 45: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:44,307 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {9058#true} {9558#(<= 3 |fibo2_#in~n|)} #55#return; {9558#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:44,307 INFO L280 TraceCheckUtils]: 47: Hoare triple {9558#(<= 3 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {9558#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:44,308 INFO L280 TraceCheckUtils]: 48: Hoare triple {9558#(<= 3 |fibo2_#in~n|)} assume true; {9558#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:44,308 INFO L275 TraceCheckUtils]: 49: Hoare quadruple {9558#(<= 3 |fibo2_#in~n|)} {9752#(<= fibo1_~n |fibo1_#in~n|)} #57#return; {9884#(<= 4 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:44,309 INFO L280 TraceCheckUtils]: 50: Hoare triple {9884#(<= 4 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9884#(<= 4 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:44,309 INFO L263 TraceCheckUtils]: 51: Hoare triple {9884#(<= 4 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:44,309 INFO L280 TraceCheckUtils]: 52: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:44,309 INFO L280 TraceCheckUtils]: 53: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:44,309 INFO L280 TraceCheckUtils]: 54: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:44,309 INFO L280 TraceCheckUtils]: 55: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:44,310 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {9058#true} {9884#(<= 4 |fibo1_#in~n|)} #59#return; {9884#(<= 4 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:44,310 INFO L280 TraceCheckUtils]: 57: Hoare triple {9884#(<= 4 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9884#(<= 4 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:44,311 INFO L280 TraceCheckUtils]: 58: Hoare triple {9884#(<= 4 |fibo1_#in~n|)} assume true; {9884#(<= 4 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:44,312 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {9884#(<= 4 |fibo1_#in~n|)} {9765#(<= fibo2_~n |fibo2_#in~n|)} #53#return; {9915#(<= 5 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:44,312 INFO L280 TraceCheckUtils]: 60: Hoare triple {9915#(<= 5 |fibo2_#in~n|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {9915#(<= 5 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:44,313 INFO L263 TraceCheckUtils]: 61: Hoare triple {9915#(<= 5 |fibo2_#in~n|)} call #t~ret3 := fibo1(~n - 2); {9058#true} is VALID [2020-07-08 12:14:44,313 INFO L280 TraceCheckUtils]: 62: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:44,313 INFO L280 TraceCheckUtils]: 63: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:44,313 INFO L280 TraceCheckUtils]: 64: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:44,313 INFO L263 TraceCheckUtils]: 65: Hoare triple {9058#true} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:44,314 INFO L280 TraceCheckUtils]: 66: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:44,314 INFO L280 TraceCheckUtils]: 67: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:44,314 INFO L280 TraceCheckUtils]: 68: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:44,314 INFO L263 TraceCheckUtils]: 69: Hoare triple {9058#true} call #t~ret2 := fibo1(~n - 1); {9058#true} is VALID [2020-07-08 12:14:44,314 INFO L280 TraceCheckUtils]: 70: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:44,315 INFO L280 TraceCheckUtils]: 71: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:44,315 INFO L280 TraceCheckUtils]: 72: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:44,315 INFO L263 TraceCheckUtils]: 73: Hoare triple {9058#true} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:44,315 INFO L280 TraceCheckUtils]: 74: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:44,315 INFO L280 TraceCheckUtils]: 75: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:44,316 INFO L280 TraceCheckUtils]: 76: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:44,316 INFO L280 TraceCheckUtils]: 77: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:44,316 INFO L275 TraceCheckUtils]: 78: Hoare quadruple {9058#true} {9058#true} #57#return; {9058#true} is VALID [2020-07-08 12:14:44,316 INFO L280 TraceCheckUtils]: 79: Hoare triple {9058#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:44,316 INFO L263 TraceCheckUtils]: 80: Hoare triple {9058#true} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:44,316 INFO L280 TraceCheckUtils]: 81: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:44,316 INFO L280 TraceCheckUtils]: 82: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:44,316 INFO L280 TraceCheckUtils]: 83: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:44,317 INFO L275 TraceCheckUtils]: 84: Hoare quadruple {9058#true} {9058#true} #59#return; {9058#true} is VALID [2020-07-08 12:14:44,317 INFO L280 TraceCheckUtils]: 85: Hoare triple {9058#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9058#true} is VALID [2020-07-08 12:14:44,317 INFO L280 TraceCheckUtils]: 86: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:44,317 INFO L275 TraceCheckUtils]: 87: Hoare quadruple {9058#true} {9058#true} #53#return; {9058#true} is VALID [2020-07-08 12:14:44,317 INFO L280 TraceCheckUtils]: 88: Hoare triple {9058#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:44,317 INFO L263 TraceCheckUtils]: 89: Hoare triple {9058#true} call #t~ret3 := fibo1(~n - 2); {9058#true} is VALID [2020-07-08 12:14:44,317 INFO L280 TraceCheckUtils]: 90: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:44,317 INFO L280 TraceCheckUtils]: 91: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:44,318 INFO L280 TraceCheckUtils]: 92: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:44,318 INFO L263 TraceCheckUtils]: 93: Hoare triple {9058#true} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:44,318 INFO L280 TraceCheckUtils]: 94: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:44,318 INFO L280 TraceCheckUtils]: 95: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:44,318 INFO L280 TraceCheckUtils]: 96: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:44,318 INFO L280 TraceCheckUtils]: 97: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:44,318 INFO L275 TraceCheckUtils]: 98: Hoare quadruple {9058#true} {9058#true} #57#return; {9058#true} is VALID [2020-07-08 12:14:44,318 INFO L280 TraceCheckUtils]: 99: Hoare triple {9058#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:44,318 INFO L263 TraceCheckUtils]: 100: Hoare triple {9058#true} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:44,319 INFO L280 TraceCheckUtils]: 101: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:44,319 INFO L280 TraceCheckUtils]: 102: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:44,319 INFO L280 TraceCheckUtils]: 103: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:44,319 INFO L275 TraceCheckUtils]: 104: Hoare quadruple {9058#true} {9058#true} #59#return; {9058#true} is VALID [2020-07-08 12:14:44,319 INFO L280 TraceCheckUtils]: 105: Hoare triple {9058#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9058#true} is VALID [2020-07-08 12:14:44,319 INFO L280 TraceCheckUtils]: 106: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:44,319 INFO L275 TraceCheckUtils]: 107: Hoare quadruple {9058#true} {9058#true} #55#return; {9058#true} is VALID [2020-07-08 12:14:44,319 INFO L280 TraceCheckUtils]: 108: Hoare triple {9058#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {9058#true} is VALID [2020-07-08 12:14:44,320 INFO L280 TraceCheckUtils]: 109: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:44,320 INFO L275 TraceCheckUtils]: 110: Hoare quadruple {9058#true} {9058#true} #57#return; {9058#true} is VALID [2020-07-08 12:14:44,320 INFO L280 TraceCheckUtils]: 111: Hoare triple {9058#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:44,320 INFO L263 TraceCheckUtils]: 112: Hoare triple {9058#true} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:44,320 INFO L280 TraceCheckUtils]: 113: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:44,320 INFO L280 TraceCheckUtils]: 114: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:44,320 INFO L280 TraceCheckUtils]: 115: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:44,320 INFO L280 TraceCheckUtils]: 116: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:44,320 INFO L275 TraceCheckUtils]: 117: Hoare quadruple {9058#true} {9058#true} #59#return; {9058#true} is VALID [2020-07-08 12:14:44,321 INFO L280 TraceCheckUtils]: 118: Hoare triple {9058#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9058#true} is VALID [2020-07-08 12:14:44,321 INFO L280 TraceCheckUtils]: 119: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:44,321 INFO L275 TraceCheckUtils]: 120: Hoare quadruple {9058#true} {9915#(<= 5 |fibo2_#in~n|)} #55#return; {9915#(<= 5 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:44,322 INFO L280 TraceCheckUtils]: 121: Hoare triple {9915#(<= 5 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {9915#(<= 5 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:44,322 INFO L280 TraceCheckUtils]: 122: Hoare triple {9915#(<= 5 |fibo2_#in~n|)} assume true; {9915#(<= 5 |fibo2_#in~n|)} is VALID [2020-07-08 12:14:44,323 INFO L275 TraceCheckUtils]: 123: Hoare quadruple {9915#(<= 5 |fibo2_#in~n|)} {9752#(<= fibo1_~n |fibo1_#in~n|)} #57#return; {10108#(<= 6 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:44,323 INFO L280 TraceCheckUtils]: 124: Hoare triple {10108#(<= 6 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {10108#(<= 6 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:44,323 INFO L263 TraceCheckUtils]: 125: Hoare triple {10108#(<= 6 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:44,323 INFO L280 TraceCheckUtils]: 126: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:44,324 INFO L280 TraceCheckUtils]: 127: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:44,324 INFO L280 TraceCheckUtils]: 128: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:44,324 INFO L263 TraceCheckUtils]: 129: Hoare triple {9058#true} call #t~ret2 := fibo1(~n - 1); {9058#true} is VALID [2020-07-08 12:14:44,324 INFO L280 TraceCheckUtils]: 130: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:44,324 INFO L280 TraceCheckUtils]: 131: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:44,324 INFO L280 TraceCheckUtils]: 132: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:44,324 INFO L263 TraceCheckUtils]: 133: Hoare triple {9058#true} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:44,324 INFO L280 TraceCheckUtils]: 134: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:44,325 INFO L280 TraceCheckUtils]: 135: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:44,325 INFO L280 TraceCheckUtils]: 136: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:44,325 INFO L280 TraceCheckUtils]: 137: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:44,325 INFO L275 TraceCheckUtils]: 138: Hoare quadruple {9058#true} {9058#true} #57#return; {9058#true} is VALID [2020-07-08 12:14:44,325 INFO L280 TraceCheckUtils]: 139: Hoare triple {9058#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:44,326 INFO L263 TraceCheckUtils]: 140: Hoare triple {9058#true} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:44,326 INFO L280 TraceCheckUtils]: 141: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:44,326 INFO L280 TraceCheckUtils]: 142: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:44,326 INFO L280 TraceCheckUtils]: 143: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:44,326 INFO L275 TraceCheckUtils]: 144: Hoare quadruple {9058#true} {9058#true} #59#return; {9058#true} is VALID [2020-07-08 12:14:44,326 INFO L280 TraceCheckUtils]: 145: Hoare triple {9058#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9058#true} is VALID [2020-07-08 12:14:44,327 INFO L280 TraceCheckUtils]: 146: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:44,327 INFO L275 TraceCheckUtils]: 147: Hoare quadruple {9058#true} {9058#true} #53#return; {9058#true} is VALID [2020-07-08 12:14:44,327 INFO L280 TraceCheckUtils]: 148: Hoare triple {9058#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:44,327 INFO L263 TraceCheckUtils]: 149: Hoare triple {9058#true} call #t~ret3 := fibo1(~n - 2); {9058#true} is VALID [2020-07-08 12:14:44,327 INFO L280 TraceCheckUtils]: 150: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:44,327 INFO L280 TraceCheckUtils]: 151: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:44,327 INFO L280 TraceCheckUtils]: 152: Hoare triple {9058#true} assume !(1 == ~n); {9058#true} is VALID [2020-07-08 12:14:44,327 INFO L263 TraceCheckUtils]: 153: Hoare triple {9058#true} call #t~ret0 := fibo2(~n - 1); {9058#true} is VALID [2020-07-08 12:14:44,328 INFO L280 TraceCheckUtils]: 154: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:44,328 INFO L280 TraceCheckUtils]: 155: Hoare triple {9058#true} assume !(~n < 1); {9058#true} is VALID [2020-07-08 12:14:44,328 INFO L280 TraceCheckUtils]: 156: Hoare triple {9058#true} assume 1 == ~n;#res := 1; {9058#true} is VALID [2020-07-08 12:14:44,328 INFO L280 TraceCheckUtils]: 157: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:44,328 INFO L275 TraceCheckUtils]: 158: Hoare quadruple {9058#true} {9058#true} #57#return; {9058#true} is VALID [2020-07-08 12:14:44,328 INFO L280 TraceCheckUtils]: 159: Hoare triple {9058#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9058#true} is VALID [2020-07-08 12:14:44,328 INFO L263 TraceCheckUtils]: 160: Hoare triple {9058#true} call #t~ret1 := fibo2(~n - 2); {9058#true} is VALID [2020-07-08 12:14:44,328 INFO L280 TraceCheckUtils]: 161: Hoare triple {9058#true} ~n := #in~n; {9058#true} is VALID [2020-07-08 12:14:44,329 INFO L280 TraceCheckUtils]: 162: Hoare triple {9058#true} assume ~n < 1;#res := 0; {9058#true} is VALID [2020-07-08 12:14:44,329 INFO L280 TraceCheckUtils]: 163: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:44,329 INFO L275 TraceCheckUtils]: 164: Hoare quadruple {9058#true} {9058#true} #59#return; {9058#true} is VALID [2020-07-08 12:14:44,329 INFO L280 TraceCheckUtils]: 165: Hoare triple {9058#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {9058#true} is VALID [2020-07-08 12:14:44,329 INFO L280 TraceCheckUtils]: 166: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:44,329 INFO L275 TraceCheckUtils]: 167: Hoare quadruple {9058#true} {9058#true} #55#return; {9058#true} is VALID [2020-07-08 12:14:44,329 INFO L280 TraceCheckUtils]: 168: Hoare triple {9058#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {9058#true} is VALID [2020-07-08 12:14:44,329 INFO L280 TraceCheckUtils]: 169: Hoare triple {9058#true} assume true; {9058#true} is VALID [2020-07-08 12:14:44,330 INFO L275 TraceCheckUtils]: 170: Hoare quadruple {9058#true} {10108#(<= 6 |fibo1_#in~n|)} #59#return; {10108#(<= 6 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:44,330 INFO L280 TraceCheckUtils]: 171: Hoare triple {10108#(<= 6 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret1;havoc #t~ret0; {10108#(<= 6 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:44,331 INFO L280 TraceCheckUtils]: 172: Hoare triple {10108#(<= 6 |fibo1_#in~n|)} assume true; {10108#(<= 6 |fibo1_#in~n|)} is VALID [2020-07-08 12:14:44,331 INFO L275 TraceCheckUtils]: 173: Hoare quadruple {10108#(<= 6 |fibo1_#in~n|)} {9062#(<= main_~x~0 5)} #51#return; {9059#false} is VALID [2020-07-08 12:14:44,331 INFO L280 TraceCheckUtils]: 174: Hoare triple {9059#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {9059#false} is VALID [2020-07-08 12:14:44,332 INFO L280 TraceCheckUtils]: 175: Hoare triple {9059#false} assume 5 != ~result~0; {9059#false} is VALID [2020-07-08 12:14:44,332 INFO L280 TraceCheckUtils]: 176: Hoare triple {9059#false} assume !false; {9059#false} is VALID [2020-07-08 12:14:44,354 INFO L134 CoverageAnalysis]: Checked inductivity of 851 backedges. 68 proven. 247 refuted. 0 times theorem prover too weak. 536 trivial. 0 not checked. [2020-07-08 12:14:44,354 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-08 12:14:44,354 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11] total 18 [2020-07-08 12:14:44,354 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361654175] [2020-07-08 12:14:44,355 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 177 [2020-07-08 12:14:44,417 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 12:14:44,417 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 18 states. [2020-07-08 12:14:44,528 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 109 edges. 109 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:14:44,529 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-07-08 12:14:44,529 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 12:14:44,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-07-08 12:14:44,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=255, Unknown=0, NotChecked=0, Total=306 [2020-07-08 12:14:44,529 INFO L87 Difference]: Start difference. First operand 107 states and 147 transitions. Second operand 18 states. [2020-07-08 12:14:46,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:46,103 INFO L93 Difference]: Finished difference Result 212 states and 310 transitions. [2020-07-08 12:14:46,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-07-08 12:14:46,103 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 177 [2020-07-08 12:14:46,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 12:14:46,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2020-07-08 12:14:46,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 115 transitions. [2020-07-08 12:14:46,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2020-07-08 12:14:46,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 115 transitions. [2020-07-08 12:14:46,113 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 17 states and 115 transitions. [2020-07-08 12:14:46,318 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 115 edges. 115 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 12:14:46,319 INFO L225 Difference]: With dead ends: 212 [2020-07-08 12:14:46,319 INFO L226 Difference]: Without dead ends: 0 [2020-07-08 12:14:46,322 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 247 GetRequests, 225 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=99, Invalid=453, Unknown=0, NotChecked=0, Total=552 [2020-07-08 12:14:46,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-08 12:14:46,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-08 12:14:46,323 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 12:14:46,323 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-08 12:14:46,323 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-08 12:14:46,323 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-08 12:14:46,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:46,324 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-08 12:14:46,324 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-08 12:14:46,325 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:14:46,325 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:14:46,325 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-08 12:14:46,326 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-08 12:14:46,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 12:14:46,326 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-08 12:14:46,326 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-08 12:14:46,327 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:14:46,327 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 12:14:46,327 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 12:14:46,328 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 12:14:46,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-08 12:14:46,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-08 12:14:46,329 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 177 [2020-07-08 12:14:46,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 12:14:46,329 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-08 12:14:46,329 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-07-08 12:14:46,330 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-08 12:14:46,330 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 12:14:46,543 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-08 12:14:46,547 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-08 12:14:47,570 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 7 [2020-07-08 12:14:48,105 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 16 [2020-07-08 12:14:48,262 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 7 [2020-07-08 12:14:48,799 WARN L193 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 23 [2020-07-08 12:14:48,808 INFO L271 CegarLoopResult]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2020-07-08 12:14:48,809 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-08 12:14:48,809 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-08 12:14:48,809 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-07-08 12:14:48,809 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-08 12:14:48,809 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-08 12:14:48,809 INFO L268 CegarLoopResult]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 39) no Hoare annotation was computed. [2020-07-08 12:14:48,809 INFO L271 CegarLoopResult]: At program point mainENTRY(lines 35 42) the Hoare annotation is: true [2020-07-08 12:14:48,809 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 35 42) no Hoare annotation was computed. [2020-07-08 12:14:48,810 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 35 42) no Hoare annotation was computed. [2020-07-08 12:14:48,810 INFO L268 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-07-08 12:14:48,810 INFO L268 CegarLoopResult]: For program point L38(lines 38 40) no Hoare annotation was computed. [2020-07-08 12:14:48,810 INFO L264 CegarLoopResult]: At program point L37(line 37) the Hoare annotation is: (and (<= main_~x~0 5) (<= 5 main_~x~0)) [2020-07-08 12:14:48,810 INFO L268 CegarLoopResult]: For program point L37-1(line 37) no Hoare annotation was computed. [2020-07-08 12:14:48,811 INFO L268 CegarLoopResult]: For program point L38-2(lines 38 40) no Hoare annotation was computed. [2020-07-08 12:14:48,811 INFO L271 CegarLoopResult]: At program point fibo2ENTRY(lines 17 25) the Hoare annotation is: true [2020-07-08 12:14:48,811 INFO L264 CegarLoopResult]: At program point L23(line 23) the Hoare annotation is: (and (not (<= |fibo2_#in~n| 2)) (= fibo2_~n |fibo2_#in~n|)) [2020-07-08 12:14:48,811 INFO L268 CegarLoopResult]: For program point L23-1(line 23) no Hoare annotation was computed. [2020-07-08 12:14:48,811 INFO L264 CegarLoopResult]: At program point L23-2(line 23) the Hoare annotation is: (and (or (and (<= |fibo2_#t~ret2| 1) (<= |fibo2_#in~n| 3) (<= 1 |fibo2_#t~ret2|)) (<= 5 |fibo2_#in~n|)) (= fibo2_~n |fibo2_#in~n|) (<= 3 fibo2_~n)) [2020-07-08 12:14:48,811 INFO L268 CegarLoopResult]: For program point L20(lines 20 24) no Hoare annotation was computed. [2020-07-08 12:14:48,811 INFO L268 CegarLoopResult]: For program point L23-3(line 23) no Hoare annotation was computed. [2020-07-08 12:14:48,812 INFO L268 CegarLoopResult]: For program point L18(lines 18 24) no Hoare annotation was computed. [2020-07-08 12:14:48,812 INFO L268 CegarLoopResult]: For program point fibo2FINAL(lines 17 25) no Hoare annotation was computed. [2020-07-08 12:14:48,812 INFO L268 CegarLoopResult]: For program point fibo2EXIT(lines 17 25) no Hoare annotation was computed. [2020-07-08 12:14:48,812 INFO L271 CegarLoopResult]: At program point fibo1ENTRY(lines 7 15) the Hoare annotation is: true [2020-07-08 12:14:48,812 INFO L264 CegarLoopResult]: At program point L13(line 13) the Hoare annotation is: (and (not (<= |fibo1_#in~n| 1)) (= fibo1_~n |fibo1_#in~n|)) [2020-07-08 12:14:48,812 INFO L268 CegarLoopResult]: For program point L13-1(line 13) no Hoare annotation was computed. [2020-07-08 12:14:48,813 INFO L264 CegarLoopResult]: At program point L13-2(line 13) the Hoare annotation is: (and (let ((.cse0 (<= 4 |fibo1_#in~n|))) (or (and (<= |fibo1_#in~n| 4) .cse0) (<= 6 |fibo1_#in~n|) (and (<= 1 |fibo1_#t~ret0|) (<= fibo1_~n 3) (<= |fibo1_#t~ret0| 1)) (and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3) .cse0))) (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|)) [2020-07-08 12:14:48,813 INFO L268 CegarLoopResult]: For program point fibo1FINAL(lines 7 15) no Hoare annotation was computed. [2020-07-08 12:14:48,813 INFO L268 CegarLoopResult]: For program point L10(lines 10 14) no Hoare annotation was computed. [2020-07-08 12:14:48,813 INFO L268 CegarLoopResult]: For program point L13-3(line 13) no Hoare annotation was computed. [2020-07-08 12:14:48,813 INFO L268 CegarLoopResult]: For program point L8(lines 8 14) no Hoare annotation was computed. [2020-07-08 12:14:48,814 INFO L268 CegarLoopResult]: For program point fibo1EXIT(lines 7 15) no Hoare annotation was computed. [2020-07-08 12:14:48,819 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-08 12:14:48,821 WARN L170 areAnnotationChecker]: L18 has no Hoare annotation [2020-07-08 12:14:48,821 WARN L170 areAnnotationChecker]: L8 has no Hoare annotation [2020-07-08 12:14:48,821 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-08 12:14:48,821 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-08 12:14:48,821 WARN L170 areAnnotationChecker]: L37-1 has no Hoare annotation [2020-07-08 12:14:48,822 WARN L170 areAnnotationChecker]: L18 has no Hoare annotation [2020-07-08 12:14:48,822 WARN L170 areAnnotationChecker]: L18 has no Hoare annotation [2020-07-08 12:14:48,822 WARN L170 areAnnotationChecker]: L8 has no Hoare annotation [2020-07-08 12:14:48,822 WARN L170 areAnnotationChecker]: L8 has no Hoare annotation [2020-07-08 12:14:48,822 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-08 12:14:48,822 WARN L170 areAnnotationChecker]: L37-1 has no Hoare annotation [2020-07-08 12:14:48,823 WARN L170 areAnnotationChecker]: fibo2FINAL has no Hoare annotation [2020-07-08 12:14:48,823 WARN L170 areAnnotationChecker]: L20 has no Hoare annotation [2020-07-08 12:14:48,823 WARN L170 areAnnotationChecker]: L20 has no Hoare annotation [2020-07-08 12:14:48,823 WARN L170 areAnnotationChecker]: fibo1FINAL has no Hoare annotation [2020-07-08 12:14:48,823 WARN L170 areAnnotationChecker]: L10 has no Hoare annotation [2020-07-08 12:14:48,823 WARN L170 areAnnotationChecker]: L10 has no Hoare annotation [2020-07-08 12:14:48,824 WARN L170 areAnnotationChecker]: L38 has no Hoare annotation [2020-07-08 12:14:48,824 WARN L170 areAnnotationChecker]: L38 has no Hoare annotation [2020-07-08 12:14:48,824 WARN L170 areAnnotationChecker]: fibo2EXIT has no Hoare annotation [2020-07-08 12:14:48,824 WARN L170 areAnnotationChecker]: fibo2EXIT has no Hoare annotation [2020-07-08 12:14:48,824 WARN L170 areAnnotationChecker]: L23-1 has no Hoare annotation [2020-07-08 12:14:48,825 WARN L170 areAnnotationChecker]: fibo1EXIT has no Hoare annotation [2020-07-08 12:14:48,825 WARN L170 areAnnotationChecker]: fibo1EXIT has no Hoare annotation [2020-07-08 12:14:48,825 WARN L170 areAnnotationChecker]: fibo1EXIT has no Hoare annotation [2020-07-08 12:14:48,825 WARN L170 areAnnotationChecker]: L13-1 has no Hoare annotation [2020-07-08 12:14:48,825 WARN L170 areAnnotationChecker]: L39 has no Hoare annotation [2020-07-08 12:14:48,825 WARN L170 areAnnotationChecker]: L39 has no Hoare annotation [2020-07-08 12:14:48,826 WARN L170 areAnnotationChecker]: L38-2 has no Hoare annotation [2020-07-08 12:14:48,826 WARN L170 areAnnotationChecker]: L13-1 has no Hoare annotation [2020-07-08 12:14:48,826 WARN L170 areAnnotationChecker]: L13-3 has no Hoare annotation [2020-07-08 12:14:48,826 WARN L170 areAnnotationChecker]: L23-1 has no Hoare annotation [2020-07-08 12:14:48,826 WARN L170 areAnnotationChecker]: L23-3 has no Hoare annotation [2020-07-08 12:14:48,827 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-08 12:14:48,827 WARN L170 areAnnotationChecker]: L13-3 has no Hoare annotation [2020-07-08 12:14:48,827 WARN L170 areAnnotationChecker]: L23-3 has no Hoare annotation [2020-07-08 12:14:48,827 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-08 12:14:48,827 INFO L163 areAnnotationChecker]: CFG has 8 edges. 8 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-08 12:14:48,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.07 12:14:48 BoogieIcfgContainer [2020-07-08 12:14:48,830 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-08 12:14:48,833 INFO L168 Benchmark]: Toolchain (without parser) took 33262.20 ms. Allocated memory was 138.9 MB in the beginning and 460.3 MB in the end (delta: 321.4 MB). Free memory was 102.2 MB in the beginning and 156.6 MB in the end (delta: -54.4 MB). Peak memory consumption was 267.0 MB. Max. memory is 7.1 GB. [2020-07-08 12:14:48,833 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-08 12:14:48,834 INFO L168 Benchmark]: CACSL2BoogieTranslator took 260.47 ms. Allocated memory is still 138.9 MB. Free memory was 101.8 MB in the beginning and 92.1 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2020-07-08 12:14:48,834 INFO L168 Benchmark]: Boogie Preprocessor took 108.97 ms. Allocated memory was 138.9 MB in the beginning and 201.9 MB in the end (delta: 62.9 MB). Free memory was 92.1 MB in the beginning and 180.7 MB in the end (delta: -88.6 MB). Peak memory consumption was 14.5 MB. Max. memory is 7.1 GB. [2020-07-08 12:14:48,835 INFO L168 Benchmark]: RCFGBuilder took 443.85 ms. Allocated memory is still 201.9 MB. Free memory was 180.0 MB in the beginning and 161.0 MB in the end (delta: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. [2020-07-08 12:14:48,836 INFO L168 Benchmark]: TraceAbstraction took 32443.60 ms. Allocated memory was 201.9 MB in the beginning and 460.3 MB in the end (delta: 258.5 MB). Free memory was 161.0 MB in the beginning and 156.6 MB in the end (delta: 4.4 MB). Peak memory consumption was 262.9 MB. Max. memory is 7.1 GB. [2020-07-08 12:14:48,838 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 260.47 ms. Allocated memory is still 138.9 MB. Free memory was 101.8 MB in the beginning and 92.1 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 108.97 ms. Allocated memory was 138.9 MB in the beginning and 201.9 MB in the end (delta: 62.9 MB). Free memory was 92.1 MB in the beginning and 180.7 MB in the end (delta: -88.6 MB). Peak memory consumption was 14.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 443.85 ms. Allocated memory is still 201.9 MB. Free memory was 180.0 MB in the beginning and 161.0 MB in the end (delta: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 32443.60 ms. Allocated memory was 201.9 MB in the beginning and 460.3 MB in the end (delta: 258.5 MB). Free memory was 161.0 MB in the beginning and 156.6 MB in the end (delta: 4.4 MB). Peak memory consumption was 262.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 39]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 33 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 30.0s, OverallIterations: 12, TraceHistogramMax: 16, AutomataDifference: 16.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 390 SDtfs, 507 SDslu, 3152 SDs, 0 SdLazy, 3286 SolverSat, 500 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1278 GetRequests, 1053 SyntacticMatches, 9 SemanticMatches, 216 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 843 ImplicationChecksByTransitivity, 3.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=117occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 12 MinimizatonAttempts, 139 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 11 LocationsWithAnnotation, 449 PreInvPairs, 564 NumberOfFragments, 88 HoareAnnotationTreeSize, 449 FomulaSimplifications, 2708 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 11 FomulaSimplificationsInter, 3198 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 8.2s InterpolantComputationTime, 1653 NumberOfCodeBlocks, 1653 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 1631 ConstructedInterpolants, 0 QuantifiedInterpolants, 355029 SizeOfPredicates, 41 NumberOfNonLiveVariables, 1816 ConjunctsInSsa, 143 ConjunctsInUnsatCore, 22 InterpolantComputations, 2 PerfectInterpolantSequences, 3125/4198 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...