/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 0.1.25-8fc6572 [2020-07-10 14:56:46,147 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-10 14:56:46,150 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-10 14:56:46,163 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-10 14:56:46,164 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-10 14:56:46,165 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-10 14:56:46,166 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-10 14:56:46,168 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-10 14:56:46,170 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-10 14:56:46,171 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-10 14:56:46,172 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-10 14:56:46,173 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-10 14:56:46,173 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-10 14:56:46,174 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-10 14:56:46,175 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-10 14:56:46,177 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-10 14:56:46,177 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-10 14:56:46,178 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-10 14:56:46,180 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-10 14:56:46,182 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-10 14:56:46,184 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-10 14:56:46,185 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-10 14:56:46,186 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-10 14:56:46,187 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-10 14:56:46,191 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-10 14:56:46,206 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-10 14:56:46,208 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-10 14:56:46,209 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-10 14:56:46,210 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 [2020-07-10 14:56:46,239 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-10 14:56:46,239 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-10 14:56:46,242 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-10 14:56:46,242 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-10 14:56:46,243 INFO L138 SettingsManager]: * Use SBE=true [2020-07-10 14:56:46,243 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-10 14:56:46,243 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-10 14:56:46,243 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-10 14:56:46,243 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-10 14:56:46,244 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-10 14:56:46,245 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-10 14:56:46,245 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-10 14:56:46,245 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-10 14:56:46,246 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-10 14:56:46,246 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-10 14:56:46,246 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-10 14:56:46,246 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-10 14:56:46,247 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-10 14:56:46,247 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-10 14:56:46,247 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-10 14:56:46,247 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-10 14:56:46,248 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-10 14:56:46,248 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-10 14:56:46,248 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-10 14:56:46,248 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-10 14:56:46,248 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-10 14:56:46,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-10 14:56:46,249 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-10 14:56:46,249 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-10 14:56:46,249 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-10 14:56:46,633 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-10 14:56:46,656 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-10 14:56:46,660 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-10 14:56:46,662 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-10 14:56:46,662 INFO L275 PluginConnector]: CDTParser initialized [2020-07-10 14:56:46,663 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_5-1.c [2020-07-10 14:56:46,750 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d90b5f11a/201656e025cd4ee3a6b99c2594a41b48/FLAG2f4996a2b [2020-07-10 14:56:47,267 INFO L306 CDTParser]: Found 1 translation units. [2020-07-10 14:56:47,268 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/recursive-simple/fibo_2calls_5-1.c [2020-07-10 14:56:47,275 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d90b5f11a/201656e025cd4ee3a6b99c2594a41b48/FLAG2f4996a2b [2020-07-10 14:56:47,640 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d90b5f11a/201656e025cd4ee3a6b99c2594a41b48 [2020-07-10 14:56:47,651 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-10 14:56:47,653 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-10 14:56:47,654 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-10 14:56:47,654 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-10 14:56:47,658 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-10 14:56:47,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 02:56:47" (1/1) ... [2020-07-10 14:56:47,662 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1169767e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:56:47, skipping insertion in model container [2020-07-10 14:56:47,663 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 02:56:47" (1/1) ... [2020-07-10 14:56:47,671 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-10 14:56:47,690 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-10 14:56:47,857 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 14:56:47,863 INFO L203 MainTranslator]: Completed pre-run [2020-07-10 14:56:47,887 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 14:56:47,904 INFO L208 MainTranslator]: Completed translation [2020-07-10 14:56:47,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:56:47 WrapperNode [2020-07-10 14:56:47,905 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-10 14:56:47,906 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-10 14:56:47,906 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-10 14:56:47,906 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-10 14:56:47,921 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:56:47" (1/1) ... [2020-07-10 14:56:47,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:56:47" (1/1) ... [2020-07-10 14:56:47,929 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:56:47" (1/1) ... [2020-07-10 14:56:47,929 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:56:47" (1/1) ... [2020-07-10 14:56:47,936 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:56:47" (1/1) ... [2020-07-10 14:56:47,939 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:56:47" (1/1) ... [2020-07-10 14:56:47,943 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:56:47" (1/1) ... [2020-07-10 14:56:47,949 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-10 14:56:47,949 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-10 14:56:47,950 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-10 14:56:47,950 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-10 14:56:47,951 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:56:47" (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 [2020-07-10 14:56:48,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-10 14:56:48,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-10 14:56:48,105 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2020-07-10 14:56:48,105 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2020-07-10 14:56:48,105 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-10 14:56:48,106 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-10 14:56:48,106 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-10 14:56:48,106 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2020-07-10 14:56:48,106 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2020-07-10 14:56:48,106 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-10 14:56:48,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-10 14:56:48,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-10 14:56:48,383 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-10 14:56:48,383 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-10 14:56:48,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 02:56:48 BoogieIcfgContainer [2020-07-10 14:56:48,391 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-10 14:56:48,393 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-10 14:56:48,394 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-10 14:56:48,398 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-10 14:56:48,398 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 02:56:47" (1/3) ... [2020-07-10 14:56:48,399 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@186f7425 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 02:56:48, skipping insertion in model container [2020-07-10 14:56:48,399 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:56:47" (2/3) ... [2020-07-10 14:56:48,400 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@186f7425 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 02:56:48, skipping insertion in model container [2020-07-10 14:56:48,400 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 02:56:48" (3/3) ... [2020-07-10 14:56:48,402 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_2calls_5-1.c [2020-07-10 14:56:48,416 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-10 14:56:48,426 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-10 14:56:48,444 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-10 14:56:48,473 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-10 14:56:48,474 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-10 14:56:48,474 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-10 14:56:48,474 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-10 14:56:48,474 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-10 14:56:48,475 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-10 14:56:48,475 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-10 14:56:48,475 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-10 14:56:48,498 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states. [2020-07-10 14:56:48,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-07-10 14:56:48,505 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:56:48,506 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:56:48,507 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:56:48,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:56:48,514 INFO L82 PathProgramCache]: Analyzing trace with hash 1464461757, now seen corresponding path program 1 times [2020-07-10 14:56:48,527 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:56:48,528 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1277528641] [2020-07-10 14:56:48,528 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:56:48,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:48,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:48,742 INFO L280 TraceCheckUtils]: 0: Hoare triple {36#true} assume true; {36#true} is VALID [2020-07-10 14:56:48,742 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {36#true} {36#true} #47#return; {36#true} is VALID [2020-07-10 14:56:48,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:48,820 INFO L280 TraceCheckUtils]: 0: Hoare triple {36#true} ~n := #in~n; {45#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:56:48,822 INFO L280 TraceCheckUtils]: 1: Hoare triple {45#(= fibo1_~n |fibo1_#in~n|)} assume ~n < 1;#res := 0; {46#(<= |fibo1_#in~n| 0)} is VALID [2020-07-10 14:56:48,823 INFO L280 TraceCheckUtils]: 2: Hoare triple {46#(<= |fibo1_#in~n| 0)} assume true; {46#(<= |fibo1_#in~n| 0)} is VALID [2020-07-10 14:56:48,826 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {46#(<= |fibo1_#in~n| 0)} {40#(<= 5 main_~x~0)} #51#return; {37#false} is VALID [2020-07-10 14:56:48,827 INFO L263 TraceCheckUtils]: 0: Hoare triple {36#true} call ULTIMATE.init(); {36#true} is VALID [2020-07-10 14:56:48,827 INFO L280 TraceCheckUtils]: 1: Hoare triple {36#true} assume true; {36#true} is VALID [2020-07-10 14:56:48,828 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {36#true} {36#true} #47#return; {36#true} is VALID [2020-07-10 14:56:48,828 INFO L263 TraceCheckUtils]: 3: Hoare triple {36#true} call #t~ret5 := main(); {36#true} is VALID [2020-07-10 14:56:48,829 INFO L280 TraceCheckUtils]: 4: Hoare triple {36#true} ~x~0 := 5; {40#(<= 5 main_~x~0)} is VALID [2020-07-10 14:56:48,830 INFO L263 TraceCheckUtils]: 5: Hoare triple {40#(<= 5 main_~x~0)} call #t~ret4 := fibo1(~x~0); {36#true} is VALID [2020-07-10 14:56:48,831 INFO L280 TraceCheckUtils]: 6: Hoare triple {36#true} ~n := #in~n; {45#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:56:48,832 INFO L280 TraceCheckUtils]: 7: Hoare triple {45#(= fibo1_~n |fibo1_#in~n|)} assume ~n < 1;#res := 0; {46#(<= |fibo1_#in~n| 0)} is VALID [2020-07-10 14:56:48,833 INFO L280 TraceCheckUtils]: 8: Hoare triple {46#(<= |fibo1_#in~n| 0)} assume true; {46#(<= |fibo1_#in~n| 0)} is VALID [2020-07-10 14:56:48,835 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {46#(<= |fibo1_#in~n| 0)} {40#(<= 5 main_~x~0)} #51#return; {37#false} is VALID [2020-07-10 14:56:48,836 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 [2020-07-10 14:56:48,836 INFO L280 TraceCheckUtils]: 11: Hoare triple {37#false} assume 5 != ~result~0; {37#false} is VALID [2020-07-10 14:56:48,837 INFO L280 TraceCheckUtils]: 12: Hoare triple {37#false} assume !false; {37#false} is VALID [2020-07-10 14:56:48,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 14:56:48,839 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1277528641] [2020-07-10 14:56:48,841 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 14:56:48,841 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-10 14:56:48,842 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1417148592] [2020-07-10 14:56:48,849 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-07-10 14:56:48,852 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:56:48,857 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-10 14:56:48,885 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 13 edges. 13 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:56:48,886 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-10 14:56:48,886 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:56:48,895 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-10 14:56:48,896 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-10 14:56:48,899 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 5 states. [2020-07-10 14:56:49,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:56:49,260 INFO L93 Difference]: Finished difference Result 44 states and 53 transitions. [2020-07-10 14:56:49,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-10 14:56:49,260 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-07-10 14:56:49,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:56:49,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-10 14:56:49,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 53 transitions. [2020-07-10 14:56:49,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-10 14:56:49,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 53 transitions. [2020-07-10 14:56:49,279 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 53 transitions. [2020-07-10 14:56:49,370 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:56:49,385 INFO L225 Difference]: With dead ends: 44 [2020-07-10 14:56:49,385 INFO L226 Difference]: Without dead ends: 30 [2020-07-10 14:56:49,389 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 [2020-07-10 14:56:49,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-07-10 14:56:49,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-07-10 14:56:49,448 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:56:49,449 INFO L82 GeneralOperation]: Start isEquivalent. First operand 30 states. Second operand 30 states. [2020-07-10 14:56:49,450 INFO L74 IsIncluded]: Start isIncluded. First operand 30 states. Second operand 30 states. [2020-07-10 14:56:49,450 INFO L87 Difference]: Start difference. First operand 30 states. Second operand 30 states. [2020-07-10 14:56:49,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:56:49,459 INFO L93 Difference]: Finished difference Result 30 states and 37 transitions. [2020-07-10 14:56:49,459 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-07-10 14:56:49,460 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:56:49,461 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:56:49,461 INFO L74 IsIncluded]: Start isIncluded. First operand 30 states. Second operand 30 states. [2020-07-10 14:56:49,461 INFO L87 Difference]: Start difference. First operand 30 states. Second operand 30 states. [2020-07-10 14:56:49,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:56:49,469 INFO L93 Difference]: Finished difference Result 30 states and 37 transitions. [2020-07-10 14:56:49,469 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-07-10 14:56:49,470 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:56:49,471 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:56:49,471 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:56:49,471 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:56:49,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-07-10 14:56:49,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-07-10 14:56:49,479 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 13 [2020-07-10 14:56:49,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:56:49,479 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-07-10 14:56:49,480 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-10 14:56:49,480 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-07-10 14:56:49,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-07-10 14:56:49,481 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:56:49,481 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:56:49,482 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-10 14:56:49,482 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:56:49,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:56:49,483 INFO L82 PathProgramCache]: Analyzing trace with hash -1134800479, now seen corresponding path program 1 times [2020-07-10 14:56:49,483 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:56:49,484 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852149781] [2020-07-10 14:56:49,484 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:56:49,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:49,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:49,544 INFO L280 TraceCheckUtils]: 0: Hoare triple {207#true} assume true; {207#true} is VALID [2020-07-10 14:56:49,545 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {207#true} {207#true} #47#return; {207#true} is VALID [2020-07-10 14:56:49,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:49,582 INFO L280 TraceCheckUtils]: 0: Hoare triple {207#true} ~n := #in~n; {217#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:56:49,583 INFO L280 TraceCheckUtils]: 1: Hoare triple {217#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {217#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:56:49,584 INFO L280 TraceCheckUtils]: 2: Hoare triple {217#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {218#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:56:49,585 INFO L280 TraceCheckUtils]: 3: Hoare triple {218#(<= |fibo1_#in~n| 1)} assume true; {218#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:56:49,586 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {218#(<= |fibo1_#in~n| 1)} {211#(<= 5 main_~x~0)} #51#return; {208#false} is VALID [2020-07-10 14:56:49,587 INFO L263 TraceCheckUtils]: 0: Hoare triple {207#true} call ULTIMATE.init(); {207#true} is VALID [2020-07-10 14:56:49,587 INFO L280 TraceCheckUtils]: 1: Hoare triple {207#true} assume true; {207#true} is VALID [2020-07-10 14:56:49,588 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {207#true} {207#true} #47#return; {207#true} is VALID [2020-07-10 14:56:49,588 INFO L263 TraceCheckUtils]: 3: Hoare triple {207#true} call #t~ret5 := main(); {207#true} is VALID [2020-07-10 14:56:49,589 INFO L280 TraceCheckUtils]: 4: Hoare triple {207#true} ~x~0 := 5; {211#(<= 5 main_~x~0)} is VALID [2020-07-10 14:56:49,590 INFO L263 TraceCheckUtils]: 5: Hoare triple {211#(<= 5 main_~x~0)} call #t~ret4 := fibo1(~x~0); {207#true} is VALID [2020-07-10 14:56:49,590 INFO L280 TraceCheckUtils]: 6: Hoare triple {207#true} ~n := #in~n; {217#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:56:49,591 INFO L280 TraceCheckUtils]: 7: Hoare triple {217#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {217#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:56:49,592 INFO L280 TraceCheckUtils]: 8: Hoare triple {217#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {218#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:56:49,593 INFO L280 TraceCheckUtils]: 9: Hoare triple {218#(<= |fibo1_#in~n| 1)} assume true; {218#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:56:49,595 INFO L275 TraceCheckUtils]: 10: Hoare quadruple {218#(<= |fibo1_#in~n| 1)} {211#(<= 5 main_~x~0)} #51#return; {208#false} is VALID [2020-07-10 14:56:49,595 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 [2020-07-10 14:56:49,596 INFO L280 TraceCheckUtils]: 12: Hoare triple {208#false} assume 5 != ~result~0; {208#false} is VALID [2020-07-10 14:56:49,596 INFO L280 TraceCheckUtils]: 13: Hoare triple {208#false} assume !false; {208#false} is VALID [2020-07-10 14:56:49,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 14:56:49,597 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852149781] [2020-07-10 14:56:49,598 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 14:56:49,598 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-10 14:56:49,598 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566414070] [2020-07-10 14:56:49,600 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-07-10 14:56:49,601 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:56:49,601 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-10 14:56:49,619 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 14 edges. 14 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:56:49,619 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-10 14:56:49,619 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:56:49,620 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-10 14:56:49,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-10 14:56:49,620 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 5 states. [2020-07-10 14:56:49,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:56:49,830 INFO L93 Difference]: Finished difference Result 36 states and 44 transitions. [2020-07-10 14:56:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-10 14:56:49,830 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-07-10 14:56:49,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:56:49,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-10 14:56:49,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 41 transitions. [2020-07-10 14:56:49,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-10 14:56:49,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 41 transitions. [2020-07-10 14:56:49,838 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 41 transitions. [2020-07-10 14:56:49,898 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 41 edges. 41 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:56:49,901 INFO L225 Difference]: With dead ends: 36 [2020-07-10 14:56:49,902 INFO L226 Difference]: Without dead ends: 32 [2020-07-10 14:56:49,903 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 [2020-07-10 14:56:49,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2020-07-10 14:56:49,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 30. [2020-07-10 14:56:49,922 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:56:49,922 INFO L82 GeneralOperation]: Start isEquivalent. First operand 32 states. Second operand 30 states. [2020-07-10 14:56:49,922 INFO L74 IsIncluded]: Start isIncluded. First operand 32 states. Second operand 30 states. [2020-07-10 14:56:49,923 INFO L87 Difference]: Start difference. First operand 32 states. Second operand 30 states. [2020-07-10 14:56:49,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:56:49,927 INFO L93 Difference]: Finished difference Result 32 states and 40 transitions. [2020-07-10 14:56:49,928 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 40 transitions. [2020-07-10 14:56:49,929 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:56:49,929 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:56:49,929 INFO L74 IsIncluded]: Start isIncluded. First operand 30 states. Second operand 32 states. [2020-07-10 14:56:49,930 INFO L87 Difference]: Start difference. First operand 30 states. Second operand 32 states. [2020-07-10 14:56:49,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:56:49,935 INFO L93 Difference]: Finished difference Result 32 states and 40 transitions. [2020-07-10 14:56:49,935 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 40 transitions. [2020-07-10 14:56:49,936 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:56:49,937 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:56:49,937 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:56:49,937 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:56:49,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-07-10 14:56:49,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-07-10 14:56:49,942 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 14 [2020-07-10 14:56:49,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:56:49,942 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-07-10 14:56:49,942 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-10 14:56:49,943 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-07-10 14:56:49,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-07-10 14:56:49,944 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:56:49,944 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] [2020-07-10 14:56:49,945 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-10 14:56:49,945 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:56:49,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:56:49,946 INFO L82 PathProgramCache]: Analyzing trace with hash -1592795560, now seen corresponding path program 1 times [2020-07-10 14:56:49,946 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:56:49,946 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579996793] [2020-07-10 14:56:49,947 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:56:49,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:50,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:50,014 INFO L280 TraceCheckUtils]: 0: Hoare triple {375#true} assume true; {375#true} is VALID [2020-07-10 14:56:50,015 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {375#true} {375#true} #47#return; {375#true} is VALID [2020-07-10 14:56:50,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:50,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:50,153 INFO L280 TraceCheckUtils]: 0: Hoare triple {375#true} ~n := #in~n; {407#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:56:50,154 INFO L280 TraceCheckUtils]: 1: Hoare triple {407#(= fibo2_~n |fibo2_#in~n|)} assume ~n < 1;#res := 0; {408#(<= |fibo2_#in~n| 0)} is VALID [2020-07-10 14:56:50,155 INFO L280 TraceCheckUtils]: 2: Hoare triple {408#(<= |fibo2_#in~n| 0)} assume true; {408#(<= |fibo2_#in~n| 0)} is VALID [2020-07-10 14:56:50,156 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {408#(<= |fibo2_#in~n| 0)} {398#(< 1 fibo1_~n)} #57#return; {376#false} is VALID [2020-07-10 14:56:50,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:50,176 INFO L280 TraceCheckUtils]: 0: Hoare triple {375#true} ~n := #in~n; {375#true} is VALID [2020-07-10 14:56:50,177 INFO L280 TraceCheckUtils]: 1: Hoare triple {375#true} assume ~n < 1;#res := 0; {375#true} is VALID [2020-07-10 14:56:50,177 INFO L280 TraceCheckUtils]: 2: Hoare triple {375#true} assume true; {375#true} is VALID [2020-07-10 14:56:50,178 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {375#true} {376#false} #59#return; {376#false} is VALID [2020-07-10 14:56:50,178 INFO L280 TraceCheckUtils]: 0: Hoare triple {375#true} ~n := #in~n; {375#true} is VALID [2020-07-10 14:56:50,183 INFO L280 TraceCheckUtils]: 1: Hoare triple {375#true} assume !(~n < 1); {397#(< 0 fibo1_~n)} is VALID [2020-07-10 14:56:50,185 INFO L280 TraceCheckUtils]: 2: Hoare triple {397#(< 0 fibo1_~n)} assume !(1 == ~n); {398#(< 1 fibo1_~n)} is VALID [2020-07-10 14:56:50,186 INFO L263 TraceCheckUtils]: 3: Hoare triple {398#(< 1 fibo1_~n)} call #t~ret0 := fibo2(~n - 1); {375#true} is VALID [2020-07-10 14:56:50,187 INFO L280 TraceCheckUtils]: 4: Hoare triple {375#true} ~n := #in~n; {407#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:56:50,189 INFO L280 TraceCheckUtils]: 5: Hoare triple {407#(= fibo2_~n |fibo2_#in~n|)} assume ~n < 1;#res := 0; {408#(<= |fibo2_#in~n| 0)} is VALID [2020-07-10 14:56:50,190 INFO L280 TraceCheckUtils]: 6: Hoare triple {408#(<= |fibo2_#in~n| 0)} assume true; {408#(<= |fibo2_#in~n| 0)} is VALID [2020-07-10 14:56:50,193 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {408#(<= |fibo2_#in~n| 0)} {398#(< 1 fibo1_~n)} #57#return; {376#false} is VALID [2020-07-10 14:56:50,194 INFO L280 TraceCheckUtils]: 8: Hoare triple {376#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {376#false} is VALID [2020-07-10 14:56:50,194 INFO L263 TraceCheckUtils]: 9: Hoare triple {376#false} call #t~ret1 := fibo2(~n - 2); {375#true} is VALID [2020-07-10 14:56:50,195 INFO L280 TraceCheckUtils]: 10: Hoare triple {375#true} ~n := #in~n; {375#true} is VALID [2020-07-10 14:56:50,195 INFO L280 TraceCheckUtils]: 11: Hoare triple {375#true} assume ~n < 1;#res := 0; {375#true} is VALID [2020-07-10 14:56:50,196 INFO L280 TraceCheckUtils]: 12: Hoare triple {375#true} assume true; {375#true} is VALID [2020-07-10 14:56:50,196 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {375#true} {376#false} #59#return; {376#false} is VALID [2020-07-10 14:56:50,196 INFO L280 TraceCheckUtils]: 14: Hoare triple {376#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {376#false} is VALID [2020-07-10 14:56:50,197 INFO L280 TraceCheckUtils]: 15: Hoare triple {376#false} assume true; {376#false} is VALID [2020-07-10 14:56:50,197 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {376#false} {379#(<= 5 main_~x~0)} #51#return; {376#false} is VALID [2020-07-10 14:56:50,201 INFO L263 TraceCheckUtils]: 0: Hoare triple {375#true} call ULTIMATE.init(); {375#true} is VALID [2020-07-10 14:56:50,202 INFO L280 TraceCheckUtils]: 1: Hoare triple {375#true} assume true; {375#true} is VALID [2020-07-10 14:56:50,202 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {375#true} {375#true} #47#return; {375#true} is VALID [2020-07-10 14:56:50,202 INFO L263 TraceCheckUtils]: 3: Hoare triple {375#true} call #t~ret5 := main(); {375#true} is VALID [2020-07-10 14:56:50,203 INFO L280 TraceCheckUtils]: 4: Hoare triple {375#true} ~x~0 := 5; {379#(<= 5 main_~x~0)} is VALID [2020-07-10 14:56:50,204 INFO L263 TraceCheckUtils]: 5: Hoare triple {379#(<= 5 main_~x~0)} call #t~ret4 := fibo1(~x~0); {375#true} is VALID [2020-07-10 14:56:50,204 INFO L280 TraceCheckUtils]: 6: Hoare triple {375#true} ~n := #in~n; {375#true} is VALID [2020-07-10 14:56:50,205 INFO L280 TraceCheckUtils]: 7: Hoare triple {375#true} assume !(~n < 1); {397#(< 0 fibo1_~n)} is VALID [2020-07-10 14:56:50,206 INFO L280 TraceCheckUtils]: 8: Hoare triple {397#(< 0 fibo1_~n)} assume !(1 == ~n); {398#(< 1 fibo1_~n)} is VALID [2020-07-10 14:56:50,206 INFO L263 TraceCheckUtils]: 9: Hoare triple {398#(< 1 fibo1_~n)} call #t~ret0 := fibo2(~n - 1); {375#true} is VALID [2020-07-10 14:56:50,207 INFO L280 TraceCheckUtils]: 10: Hoare triple {375#true} ~n := #in~n; {407#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:56:50,208 INFO L280 TraceCheckUtils]: 11: Hoare triple {407#(= fibo2_~n |fibo2_#in~n|)} assume ~n < 1;#res := 0; {408#(<= |fibo2_#in~n| 0)} is VALID [2020-07-10 14:56:50,209 INFO L280 TraceCheckUtils]: 12: Hoare triple {408#(<= |fibo2_#in~n| 0)} assume true; {408#(<= |fibo2_#in~n| 0)} is VALID [2020-07-10 14:56:50,211 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {408#(<= |fibo2_#in~n| 0)} {398#(< 1 fibo1_~n)} #57#return; {376#false} is VALID [2020-07-10 14:56:50,212 INFO L280 TraceCheckUtils]: 14: Hoare triple {376#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {376#false} is VALID [2020-07-10 14:56:50,212 INFO L263 TraceCheckUtils]: 15: Hoare triple {376#false} call #t~ret1 := fibo2(~n - 2); {375#true} is VALID [2020-07-10 14:56:50,212 INFO L280 TraceCheckUtils]: 16: Hoare triple {375#true} ~n := #in~n; {375#true} is VALID [2020-07-10 14:56:50,213 INFO L280 TraceCheckUtils]: 17: Hoare triple {375#true} assume ~n < 1;#res := 0; {375#true} is VALID [2020-07-10 14:56:50,213 INFO L280 TraceCheckUtils]: 18: Hoare triple {375#true} assume true; {375#true} is VALID [2020-07-10 14:56:50,213 INFO L275 TraceCheckUtils]: 19: Hoare quadruple {375#true} {376#false} #59#return; {376#false} is VALID [2020-07-10 14:56:50,213 INFO L280 TraceCheckUtils]: 20: Hoare triple {376#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {376#false} is VALID [2020-07-10 14:56:50,214 INFO L280 TraceCheckUtils]: 21: Hoare triple {376#false} assume true; {376#false} is VALID [2020-07-10 14:56:50,214 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {376#false} {379#(<= 5 main_~x~0)} #51#return; {376#false} is VALID [2020-07-10 14:56:50,214 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 [2020-07-10 14:56:50,215 INFO L280 TraceCheckUtils]: 24: Hoare triple {376#false} assume 5 != ~result~0; {376#false} is VALID [2020-07-10 14:56:50,215 INFO L280 TraceCheckUtils]: 25: Hoare triple {376#false} assume !false; {376#false} is VALID [2020-07-10 14:56:50,216 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-10 14:56:50,217 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1579996793] [2020-07-10 14:56:50,217 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [783887659] [2020-07-10 14:56:50,217 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 [2020-07-10 14:56:50,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:50,253 INFO L264 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-10 14:56:50,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:50,270 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:56:50,438 INFO L263 TraceCheckUtils]: 0: Hoare triple {375#true} call ULTIMATE.init(); {375#true} is VALID [2020-07-10 14:56:50,438 INFO L280 TraceCheckUtils]: 1: Hoare triple {375#true} assume true; {375#true} is VALID [2020-07-10 14:56:50,439 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {375#true} {375#true} #47#return; {375#true} is VALID [2020-07-10 14:56:50,439 INFO L263 TraceCheckUtils]: 3: Hoare triple {375#true} call #t~ret5 := main(); {375#true} is VALID [2020-07-10 14:56:50,440 INFO L280 TraceCheckUtils]: 4: Hoare triple {375#true} ~x~0 := 5; {379#(<= 5 main_~x~0)} is VALID [2020-07-10 14:56:50,441 INFO L263 TraceCheckUtils]: 5: Hoare triple {379#(<= 5 main_~x~0)} call #t~ret4 := fibo1(~x~0); {375#true} is VALID [2020-07-10 14:56:50,442 INFO L280 TraceCheckUtils]: 6: Hoare triple {375#true} ~n := #in~n; {430#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-10 14:56:50,443 INFO L280 TraceCheckUtils]: 7: Hoare triple {430#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {430#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-10 14:56:50,443 INFO L280 TraceCheckUtils]: 8: Hoare triple {430#(<= |fibo1_#in~n| fibo1_~n)} assume !(1 == ~n); {430#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-10 14:56:50,444 INFO L263 TraceCheckUtils]: 9: Hoare triple {430#(<= |fibo1_#in~n| fibo1_~n)} call #t~ret0 := fibo2(~n - 1); {375#true} is VALID [2020-07-10 14:56:50,445 INFO L280 TraceCheckUtils]: 10: Hoare triple {375#true} ~n := #in~n; {443#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-10 14:56:50,446 INFO L280 TraceCheckUtils]: 11: Hoare triple {443#(<= |fibo2_#in~n| fibo2_~n)} assume ~n < 1;#res := 0; {408#(<= |fibo2_#in~n| 0)} is VALID [2020-07-10 14:56:50,447 INFO L280 TraceCheckUtils]: 12: Hoare triple {408#(<= |fibo2_#in~n| 0)} assume true; {408#(<= |fibo2_#in~n| 0)} is VALID [2020-07-10 14:56:50,449 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 [2020-07-10 14:56:50,450 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 [2020-07-10 14:56:50,450 INFO L263 TraceCheckUtils]: 15: Hoare triple {453#(<= |fibo1_#in~n| 1)} call #t~ret1 := fibo2(~n - 2); {375#true} is VALID [2020-07-10 14:56:50,451 INFO L280 TraceCheckUtils]: 16: Hoare triple {375#true} ~n := #in~n; {375#true} is VALID [2020-07-10 14:56:50,451 INFO L280 TraceCheckUtils]: 17: Hoare triple {375#true} assume ~n < 1;#res := 0; {375#true} is VALID [2020-07-10 14:56:50,451 INFO L280 TraceCheckUtils]: 18: Hoare triple {375#true} assume true; {375#true} is VALID [2020-07-10 14:56:50,453 INFO L275 TraceCheckUtils]: 19: Hoare quadruple {375#true} {453#(<= |fibo1_#in~n| 1)} #59#return; {453#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:56:50,454 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~ret0;havoc #t~ret1; {453#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:56:50,455 INFO L280 TraceCheckUtils]: 21: Hoare triple {453#(<= |fibo1_#in~n| 1)} assume true; {453#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:56:50,456 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {453#(<= |fibo1_#in~n| 1)} {379#(<= 5 main_~x~0)} #51#return; {376#false} is VALID [2020-07-10 14:56:50,457 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 [2020-07-10 14:56:50,457 INFO L280 TraceCheckUtils]: 24: Hoare triple {376#false} assume 5 != ~result~0; {376#false} is VALID [2020-07-10 14:56:50,457 INFO L280 TraceCheckUtils]: 25: Hoare triple {376#false} assume !false; {376#false} is VALID [2020-07-10 14:56:50,459 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-10 14:56:50,460 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:56:50,460 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2020-07-10 14:56:50,461 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959831818] [2020-07-10 14:56:50,462 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 26 [2020-07-10 14:56:50,463 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:56:50,463 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states. [2020-07-10 14:56:50,519 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 39 edges. 39 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:56:50,520 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-10 14:56:50,520 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:56:50,520 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-10 14:56:50,521 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-07-10 14:56:50,521 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 10 states. [2020-07-10 14:56:51,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:56:51,216 INFO L93 Difference]: Finished difference Result 58 states and 78 transitions. [2020-07-10 14:56:51,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-10 14:56:51,216 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 26 [2020-07-10 14:56:51,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:56:51,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-10 14:56:51,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 75 transitions. [2020-07-10 14:56:51,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-10 14:56:51,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 75 transitions. [2020-07-10 14:56:51,233 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 75 transitions. [2020-07-10 14:56:51,369 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 75 edges. 75 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:56:51,376 INFO L225 Difference]: With dead ends: 58 [2020-07-10 14:56:51,376 INFO L226 Difference]: Without dead ends: 34 [2020-07-10 14:56:51,378 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2020-07-10 14:56:51,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2020-07-10 14:56:51,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 32. [2020-07-10 14:56:51,397 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:56:51,397 INFO L82 GeneralOperation]: Start isEquivalent. First operand 34 states. Second operand 32 states. [2020-07-10 14:56:51,397 INFO L74 IsIncluded]: Start isIncluded. First operand 34 states. Second operand 32 states. [2020-07-10 14:56:51,397 INFO L87 Difference]: Start difference. First operand 34 states. Second operand 32 states. [2020-07-10 14:56:51,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:56:51,402 INFO L93 Difference]: Finished difference Result 34 states and 42 transitions. [2020-07-10 14:56:51,402 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2020-07-10 14:56:51,403 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:56:51,403 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:56:51,403 INFO L74 IsIncluded]: Start isIncluded. First operand 32 states. Second operand 34 states. [2020-07-10 14:56:51,403 INFO L87 Difference]: Start difference. First operand 32 states. Second operand 34 states. [2020-07-10 14:56:51,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:56:51,407 INFO L93 Difference]: Finished difference Result 34 states and 42 transitions. [2020-07-10 14:56:51,407 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2020-07-10 14:56:51,408 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:56:51,408 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:56:51,408 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:56:51,408 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:56:51,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2020-07-10 14:56:51,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 39 transitions. [2020-07-10 14:56:51,412 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 39 transitions. Word has length 26 [2020-07-10 14:56:51,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:56:51,412 INFO L479 AbstractCegarLoop]: Abstraction has 32 states and 39 transitions. [2020-07-10 14:56:51,412 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-10 14:56:51,413 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2020-07-10 14:56:51,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-07-10 14:56:51,414 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:56:51,415 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] [2020-07-10 14:56:51,628 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2020-07-10 14:56:51,629 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:56:51,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:56:51,630 INFO L82 PathProgramCache]: Analyzing trace with hash 746633022, now seen corresponding path program 1 times [2020-07-10 14:56:51,631 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:56:51,631 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658742802] [2020-07-10 14:56:51,631 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:56:51,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:51,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:51,668 INFO L280 TraceCheckUtils]: 0: Hoare triple {685#true} assume true; {685#true} is VALID [2020-07-10 14:56:51,669 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {685#true} {685#true} #47#return; {685#true} is VALID [2020-07-10 14:56:51,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:51,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:51,743 INFO L280 TraceCheckUtils]: 0: Hoare triple {685#true} ~n := #in~n; {719#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:56:51,744 INFO L280 TraceCheckUtils]: 1: Hoare triple {719#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {719#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:56:51,745 INFO L280 TraceCheckUtils]: 2: Hoare triple {719#(= fibo2_~n |fibo2_#in~n|)} assume 1 == ~n;#res := 1; {720#(<= |fibo2_#in~n| 1)} is VALID [2020-07-10 14:56:51,745 INFO L280 TraceCheckUtils]: 3: Hoare triple {720#(<= |fibo2_#in~n| 1)} assume true; {720#(<= |fibo2_#in~n| 1)} is VALID [2020-07-10 14:56:51,747 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {720#(<= |fibo2_#in~n| 1)} {708#(= fibo1_~n |fibo1_#in~n|)} #57#return; {714#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:56:51,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:51,754 INFO L280 TraceCheckUtils]: 0: Hoare triple {685#true} ~n := #in~n; {685#true} is VALID [2020-07-10 14:56:51,755 INFO L280 TraceCheckUtils]: 1: Hoare triple {685#true} assume ~n < 1;#res := 0; {685#true} is VALID [2020-07-10 14:56:51,755 INFO L280 TraceCheckUtils]: 2: Hoare triple {685#true} assume true; {685#true} is VALID [2020-07-10 14:56:51,757 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {685#true} {714#(<= |fibo1_#in~n| 2)} #59#return; {714#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:56:51,758 INFO L280 TraceCheckUtils]: 0: Hoare triple {685#true} ~n := #in~n; {708#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:56:51,759 INFO L280 TraceCheckUtils]: 1: Hoare triple {708#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {708#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:56:51,759 INFO L280 TraceCheckUtils]: 2: Hoare triple {708#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {708#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:56:51,759 INFO L263 TraceCheckUtils]: 3: Hoare triple {708#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {685#true} is VALID [2020-07-10 14:56:51,760 INFO L280 TraceCheckUtils]: 4: Hoare triple {685#true} ~n := #in~n; {719#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:56:51,761 INFO L280 TraceCheckUtils]: 5: Hoare triple {719#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {719#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:56:51,762 INFO L280 TraceCheckUtils]: 6: Hoare triple {719#(= fibo2_~n |fibo2_#in~n|)} assume 1 == ~n;#res := 1; {720#(<= |fibo2_#in~n| 1)} is VALID [2020-07-10 14:56:51,762 INFO L280 TraceCheckUtils]: 7: Hoare triple {720#(<= |fibo2_#in~n| 1)} assume true; {720#(<= |fibo2_#in~n| 1)} is VALID [2020-07-10 14:56:51,764 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {720#(<= |fibo2_#in~n| 1)} {708#(= fibo1_~n |fibo1_#in~n|)} #57#return; {714#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:56:51,765 INFO L280 TraceCheckUtils]: 9: Hoare triple {714#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {714#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:56:51,765 INFO L263 TraceCheckUtils]: 10: Hoare triple {714#(<= |fibo1_#in~n| 2)} call #t~ret1 := fibo2(~n - 2); {685#true} is VALID [2020-07-10 14:56:51,765 INFO L280 TraceCheckUtils]: 11: Hoare triple {685#true} ~n := #in~n; {685#true} is VALID [2020-07-10 14:56:51,765 INFO L280 TraceCheckUtils]: 12: Hoare triple {685#true} assume ~n < 1;#res := 0; {685#true} is VALID [2020-07-10 14:56:51,766 INFO L280 TraceCheckUtils]: 13: Hoare triple {685#true} assume true; {685#true} is VALID [2020-07-10 14:56:51,767 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {685#true} {714#(<= |fibo1_#in~n| 2)} #59#return; {714#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:56:51,767 INFO L280 TraceCheckUtils]: 15: Hoare triple {714#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {714#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:56:51,768 INFO L280 TraceCheckUtils]: 16: Hoare triple {714#(<= |fibo1_#in~n| 2)} assume true; {714#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:56:51,769 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {714#(<= |fibo1_#in~n| 2)} {689#(<= 5 main_~x~0)} #51#return; {686#false} is VALID [2020-07-10 14:56:51,770 INFO L263 TraceCheckUtils]: 0: Hoare triple {685#true} call ULTIMATE.init(); {685#true} is VALID [2020-07-10 14:56:51,770 INFO L280 TraceCheckUtils]: 1: Hoare triple {685#true} assume true; {685#true} is VALID [2020-07-10 14:56:51,771 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {685#true} {685#true} #47#return; {685#true} is VALID [2020-07-10 14:56:51,771 INFO L263 TraceCheckUtils]: 3: Hoare triple {685#true} call #t~ret5 := main(); {685#true} is VALID [2020-07-10 14:56:51,772 INFO L280 TraceCheckUtils]: 4: Hoare triple {685#true} ~x~0 := 5; {689#(<= 5 main_~x~0)} is VALID [2020-07-10 14:56:51,772 INFO L263 TraceCheckUtils]: 5: Hoare triple {689#(<= 5 main_~x~0)} call #t~ret4 := fibo1(~x~0); {685#true} is VALID [2020-07-10 14:56:51,772 INFO L280 TraceCheckUtils]: 6: Hoare triple {685#true} ~n := #in~n; {708#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:56:51,773 INFO L280 TraceCheckUtils]: 7: Hoare triple {708#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {708#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:56:51,773 INFO L280 TraceCheckUtils]: 8: Hoare triple {708#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {708#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:56:51,774 INFO L263 TraceCheckUtils]: 9: Hoare triple {708#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {685#true} is VALID [2020-07-10 14:56:51,774 INFO L280 TraceCheckUtils]: 10: Hoare triple {685#true} ~n := #in~n; {719#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:56:51,775 INFO L280 TraceCheckUtils]: 11: Hoare triple {719#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {719#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:56:51,776 INFO L280 TraceCheckUtils]: 12: Hoare triple {719#(= fibo2_~n |fibo2_#in~n|)} assume 1 == ~n;#res := 1; {720#(<= |fibo2_#in~n| 1)} is VALID [2020-07-10 14:56:51,776 INFO L280 TraceCheckUtils]: 13: Hoare triple {720#(<= |fibo2_#in~n| 1)} assume true; {720#(<= |fibo2_#in~n| 1)} is VALID [2020-07-10 14:56:51,778 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {720#(<= |fibo2_#in~n| 1)} {708#(= fibo1_~n |fibo1_#in~n|)} #57#return; {714#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:56:51,779 INFO L280 TraceCheckUtils]: 15: Hoare triple {714#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {714#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:56:51,779 INFO L263 TraceCheckUtils]: 16: Hoare triple {714#(<= |fibo1_#in~n| 2)} call #t~ret1 := fibo2(~n - 2); {685#true} is VALID [2020-07-10 14:56:51,779 INFO L280 TraceCheckUtils]: 17: Hoare triple {685#true} ~n := #in~n; {685#true} is VALID [2020-07-10 14:56:51,779 INFO L280 TraceCheckUtils]: 18: Hoare triple {685#true} assume ~n < 1;#res := 0; {685#true} is VALID [2020-07-10 14:56:51,780 INFO L280 TraceCheckUtils]: 19: Hoare triple {685#true} assume true; {685#true} is VALID [2020-07-10 14:56:51,781 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {685#true} {714#(<= |fibo1_#in~n| 2)} #59#return; {714#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:56:51,781 INFO L280 TraceCheckUtils]: 21: Hoare triple {714#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {714#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:56:51,782 INFO L280 TraceCheckUtils]: 22: Hoare triple {714#(<= |fibo1_#in~n| 2)} assume true; {714#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:56:51,783 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {714#(<= |fibo1_#in~n| 2)} {689#(<= 5 main_~x~0)} #51#return; {686#false} is VALID [2020-07-10 14:56:51,783 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 [2020-07-10 14:56:51,784 INFO L280 TraceCheckUtils]: 25: Hoare triple {686#false} assume 5 != ~result~0; {686#false} is VALID [2020-07-10 14:56:51,784 INFO L280 TraceCheckUtils]: 26: Hoare triple {686#false} assume !false; {686#false} is VALID [2020-07-10 14:56:51,785 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-10 14:56:51,785 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658742802] [2020-07-10 14:56:51,786 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1771854143] [2020-07-10 14:56:51,786 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) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:56:51,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:51,810 INFO L264 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-10 14:56:51,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:51,819 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:56:51,940 INFO L263 TraceCheckUtils]: 0: Hoare triple {685#true} call ULTIMATE.init(); {685#true} is VALID [2020-07-10 14:56:51,940 INFO L280 TraceCheckUtils]: 1: Hoare triple {685#true} assume true; {685#true} is VALID [2020-07-10 14:56:51,941 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {685#true} {685#true} #47#return; {685#true} is VALID [2020-07-10 14:56:51,941 INFO L263 TraceCheckUtils]: 3: Hoare triple {685#true} call #t~ret5 := main(); {685#true} is VALID [2020-07-10 14:56:51,941 INFO L280 TraceCheckUtils]: 4: Hoare triple {685#true} ~x~0 := 5; {689#(<= 5 main_~x~0)} is VALID [2020-07-10 14:56:51,942 INFO L263 TraceCheckUtils]: 5: Hoare triple {689#(<= 5 main_~x~0)} call #t~ret4 := fibo1(~x~0); {685#true} is VALID [2020-07-10 14:56:51,942 INFO L280 TraceCheckUtils]: 6: Hoare triple {685#true} ~n := #in~n; {742#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-10 14:56:51,943 INFO L280 TraceCheckUtils]: 7: Hoare triple {742#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {742#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-10 14:56:51,943 INFO L280 TraceCheckUtils]: 8: Hoare triple {742#(<= |fibo1_#in~n| fibo1_~n)} assume !(1 == ~n); {742#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-10 14:56:51,943 INFO L263 TraceCheckUtils]: 9: Hoare triple {742#(<= |fibo1_#in~n| fibo1_~n)} call #t~ret0 := fibo2(~n - 1); {685#true} is VALID [2020-07-10 14:56:51,944 INFO L280 TraceCheckUtils]: 10: Hoare triple {685#true} ~n := #in~n; {755#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-10 14:56:51,944 INFO L280 TraceCheckUtils]: 11: Hoare triple {755#(<= |fibo2_#in~n| fibo2_~n)} assume !(~n < 1); {755#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-10 14:56:51,945 INFO L280 TraceCheckUtils]: 12: Hoare triple {755#(<= |fibo2_#in~n| fibo2_~n)} assume 1 == ~n;#res := 1; {720#(<= |fibo2_#in~n| 1)} is VALID [2020-07-10 14:56:51,945 INFO L280 TraceCheckUtils]: 13: Hoare triple {720#(<= |fibo2_#in~n| 1)} assume true; {720#(<= |fibo2_#in~n| 1)} is VALID [2020-07-10 14:56:51,946 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {720#(<= |fibo2_#in~n| 1)} {742#(<= |fibo1_#in~n| fibo1_~n)} #57#return; {714#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:56:51,947 INFO L280 TraceCheckUtils]: 15: Hoare triple {714#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {714#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:56:51,947 INFO L263 TraceCheckUtils]: 16: Hoare triple {714#(<= |fibo1_#in~n| 2)} call #t~ret1 := fibo2(~n - 2); {685#true} is VALID [2020-07-10 14:56:51,947 INFO L280 TraceCheckUtils]: 17: Hoare triple {685#true} ~n := #in~n; {685#true} is VALID [2020-07-10 14:56:51,947 INFO L280 TraceCheckUtils]: 18: Hoare triple {685#true} assume ~n < 1;#res := 0; {685#true} is VALID [2020-07-10 14:56:51,947 INFO L280 TraceCheckUtils]: 19: Hoare triple {685#true} assume true; {685#true} is VALID [2020-07-10 14:56:51,949 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {685#true} {714#(<= |fibo1_#in~n| 2)} #59#return; {714#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:56:51,950 INFO L280 TraceCheckUtils]: 21: Hoare triple {714#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {714#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:56:51,950 INFO L280 TraceCheckUtils]: 22: Hoare triple {714#(<= |fibo1_#in~n| 2)} assume true; {714#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:56:51,951 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {714#(<= |fibo1_#in~n| 2)} {689#(<= 5 main_~x~0)} #51#return; {686#false} is VALID [2020-07-10 14:56:51,952 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 [2020-07-10 14:56:51,952 INFO L280 TraceCheckUtils]: 25: Hoare triple {686#false} assume 5 != ~result~0; {686#false} is VALID [2020-07-10 14:56:51,952 INFO L280 TraceCheckUtils]: 26: Hoare triple {686#false} assume !false; {686#false} is VALID [2020-07-10 14:56:51,954 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-10 14:56:51,954 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:56:51,954 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2020-07-10 14:56:51,955 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [426530952] [2020-07-10 14:56:51,955 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 27 [2020-07-10 14:56:51,956 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:56:51,956 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-10 14:56:52,004 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 35 edges. 35 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:56:52,005 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-10 14:56:52,005 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:56:52,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-10 14:56:52,006 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-10 14:56:52,006 INFO L87 Difference]: Start difference. First operand 32 states and 39 transitions. Second operand 9 states. [2020-07-10 14:56:52,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:56:52,584 INFO L93 Difference]: Finished difference Result 54 states and 74 transitions. [2020-07-10 14:56:52,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-10 14:56:52,585 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 27 [2020-07-10 14:56:52,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:56:52,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-10 14:56:52,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 66 transitions. [2020-07-10 14:56:52,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-10 14:56:52,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 66 transitions. [2020-07-10 14:56:52,591 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states and 66 transitions. [2020-07-10 14:56:52,688 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 66 edges. 66 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:56:52,692 INFO L225 Difference]: With dead ends: 54 [2020-07-10 14:56:52,693 INFO L226 Difference]: Without dead ends: 50 [2020-07-10 14:56:52,693 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2020-07-10 14:56:52,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2020-07-10 14:56:52,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 48. [2020-07-10 14:56:52,716 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:56:52,716 INFO L82 GeneralOperation]: Start isEquivalent. First operand 50 states. Second operand 48 states. [2020-07-10 14:56:52,716 INFO L74 IsIncluded]: Start isIncluded. First operand 50 states. Second operand 48 states. [2020-07-10 14:56:52,716 INFO L87 Difference]: Start difference. First operand 50 states. Second operand 48 states. [2020-07-10 14:56:52,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:56:52,722 INFO L93 Difference]: Finished difference Result 50 states and 70 transitions. [2020-07-10 14:56:52,722 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 70 transitions. [2020-07-10 14:56:52,723 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:56:52,723 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:56:52,723 INFO L74 IsIncluded]: Start isIncluded. First operand 48 states. Second operand 50 states. [2020-07-10 14:56:52,723 INFO L87 Difference]: Start difference. First operand 48 states. Second operand 50 states. [2020-07-10 14:56:52,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:56:52,728 INFO L93 Difference]: Finished difference Result 50 states and 70 transitions. [2020-07-10 14:56:52,728 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 70 transitions. [2020-07-10 14:56:52,729 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:56:52,729 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:56:52,729 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:56:52,729 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:56:52,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2020-07-10 14:56:52,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 65 transitions. [2020-07-10 14:56:52,733 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 65 transitions. Word has length 27 [2020-07-10 14:56:52,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:56:52,734 INFO L479 AbstractCegarLoop]: Abstraction has 48 states and 65 transitions. [2020-07-10 14:56:52,734 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-10 14:56:52,734 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 65 transitions. [2020-07-10 14:56:52,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-07-10 14:56:52,735 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:56:52,736 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] [2020-07-10 14:56:52,949 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:56:52,950 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:56:52,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:56:52,951 INFO L82 PathProgramCache]: Analyzing trace with hash 986908919, now seen corresponding path program 1 times [2020-07-10 14:56:52,951 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:56:52,952 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865397917] [2020-07-10 14:56:52,952 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:56:52,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:52,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:52,991 INFO L280 TraceCheckUtils]: 0: Hoare triple {1044#true} assume true; {1044#true} is VALID [2020-07-10 14:56:52,991 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1044#true} {1044#true} #47#return; {1044#true} is VALID [2020-07-10 14:56:53,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:53,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:53,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:53,083 INFO L280 TraceCheckUtils]: 0: Hoare triple {1044#true} ~n := #in~n; {1109#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:56:53,084 INFO L280 TraceCheckUtils]: 1: Hoare triple {1109#(= fibo1_~n |fibo1_#in~n|)} assume ~n < 1;#res := 0; {1110#(<= |fibo1_#in~n| 0)} is VALID [2020-07-10 14:56:53,085 INFO L280 TraceCheckUtils]: 2: Hoare triple {1110#(<= |fibo1_#in~n| 0)} assume true; {1110#(<= |fibo1_#in~n| 0)} is VALID [2020-07-10 14:56:53,086 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1110#(<= |fibo1_#in~n| 0)} {1100#(< 1 fibo2_~n)} #53#return; {1045#false} is VALID [2020-07-10 14:56:53,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:53,091 INFO L280 TraceCheckUtils]: 0: Hoare triple {1044#true} ~n := #in~n; {1044#true} is VALID [2020-07-10 14:56:53,092 INFO L280 TraceCheckUtils]: 1: Hoare triple {1044#true} assume ~n < 1;#res := 0; {1044#true} is VALID [2020-07-10 14:56:53,092 INFO L280 TraceCheckUtils]: 2: Hoare triple {1044#true} assume true; {1044#true} is VALID [2020-07-10 14:56:53,092 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1044#true} {1045#false} #55#return; {1045#false} is VALID [2020-07-10 14:56:53,093 INFO L280 TraceCheckUtils]: 0: Hoare triple {1044#true} ~n := #in~n; {1044#true} is VALID [2020-07-10 14:56:53,094 INFO L280 TraceCheckUtils]: 1: Hoare triple {1044#true} assume !(~n < 1); {1099#(< 0 fibo2_~n)} is VALID [2020-07-10 14:56:53,095 INFO L280 TraceCheckUtils]: 2: Hoare triple {1099#(< 0 fibo2_~n)} assume !(1 == ~n); {1100#(< 1 fibo2_~n)} is VALID [2020-07-10 14:56:53,095 INFO L263 TraceCheckUtils]: 3: Hoare triple {1100#(< 1 fibo2_~n)} call #t~ret2 := fibo1(~n - 1); {1044#true} is VALID [2020-07-10 14:56:53,095 INFO L280 TraceCheckUtils]: 4: Hoare triple {1044#true} ~n := #in~n; {1109#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:56:53,096 INFO L280 TraceCheckUtils]: 5: Hoare triple {1109#(= fibo1_~n |fibo1_#in~n|)} assume ~n < 1;#res := 0; {1110#(<= |fibo1_#in~n| 0)} is VALID [2020-07-10 14:56:53,097 INFO L280 TraceCheckUtils]: 6: Hoare triple {1110#(<= |fibo1_#in~n| 0)} assume true; {1110#(<= |fibo1_#in~n| 0)} is VALID [2020-07-10 14:56:53,098 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {1110#(<= |fibo1_#in~n| 0)} {1100#(< 1 fibo2_~n)} #53#return; {1045#false} is VALID [2020-07-10 14:56:53,098 INFO L280 TraceCheckUtils]: 8: Hoare triple {1045#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {1045#false} is VALID [2020-07-10 14:56:53,099 INFO L263 TraceCheckUtils]: 9: Hoare triple {1045#false} call #t~ret3 := fibo1(~n - 2); {1044#true} is VALID [2020-07-10 14:56:53,099 INFO L280 TraceCheckUtils]: 10: Hoare triple {1044#true} ~n := #in~n; {1044#true} is VALID [2020-07-10 14:56:53,099 INFO L280 TraceCheckUtils]: 11: Hoare triple {1044#true} assume ~n < 1;#res := 0; {1044#true} is VALID [2020-07-10 14:56:53,099 INFO L280 TraceCheckUtils]: 12: Hoare triple {1044#true} assume true; {1044#true} is VALID [2020-07-10 14:56:53,100 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {1044#true} {1045#false} #55#return; {1045#false} is VALID [2020-07-10 14:56:53,100 INFO L280 TraceCheckUtils]: 14: Hoare triple {1045#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {1045#false} is VALID [2020-07-10 14:56:53,100 INFO L280 TraceCheckUtils]: 15: Hoare triple {1045#false} assume true; {1045#false} is VALID [2020-07-10 14:56:53,100 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {1045#false} {1044#true} #57#return; {1045#false} is VALID [2020-07-10 14:56:53,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:53,105 INFO L280 TraceCheckUtils]: 0: Hoare triple {1044#true} ~n := #in~n; {1044#true} is VALID [2020-07-10 14:56:53,106 INFO L280 TraceCheckUtils]: 1: Hoare triple {1044#true} assume ~n < 1;#res := 0; {1044#true} is VALID [2020-07-10 14:56:53,106 INFO L280 TraceCheckUtils]: 2: Hoare triple {1044#true} assume true; {1044#true} is VALID [2020-07-10 14:56:53,106 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1044#true} {1045#false} #59#return; {1045#false} is VALID [2020-07-10 14:56:53,107 INFO L280 TraceCheckUtils]: 0: Hoare triple {1044#true} ~n := #in~n; {1044#true} is VALID [2020-07-10 14:56:53,107 INFO L280 TraceCheckUtils]: 1: Hoare triple {1044#true} assume !(~n < 1); {1044#true} is VALID [2020-07-10 14:56:53,107 INFO L280 TraceCheckUtils]: 2: Hoare triple {1044#true} assume !(1 == ~n); {1044#true} is VALID [2020-07-10 14:56:53,107 INFO L263 TraceCheckUtils]: 3: Hoare triple {1044#true} call #t~ret0 := fibo2(~n - 1); {1044#true} is VALID [2020-07-10 14:56:53,108 INFO L280 TraceCheckUtils]: 4: Hoare triple {1044#true} ~n := #in~n; {1044#true} is VALID [2020-07-10 14:56:53,109 INFO L280 TraceCheckUtils]: 5: Hoare triple {1044#true} assume !(~n < 1); {1099#(< 0 fibo2_~n)} is VALID [2020-07-10 14:56:53,109 INFO L280 TraceCheckUtils]: 6: Hoare triple {1099#(< 0 fibo2_~n)} assume !(1 == ~n); {1100#(< 1 fibo2_~n)} is VALID [2020-07-10 14:56:53,110 INFO L263 TraceCheckUtils]: 7: Hoare triple {1100#(< 1 fibo2_~n)} call #t~ret2 := fibo1(~n - 1); {1044#true} is VALID [2020-07-10 14:56:53,110 INFO L280 TraceCheckUtils]: 8: Hoare triple {1044#true} ~n := #in~n; {1109#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:56:53,111 INFO L280 TraceCheckUtils]: 9: Hoare triple {1109#(= fibo1_~n |fibo1_#in~n|)} assume ~n < 1;#res := 0; {1110#(<= |fibo1_#in~n| 0)} is VALID [2020-07-10 14:56:53,112 INFO L280 TraceCheckUtils]: 10: Hoare triple {1110#(<= |fibo1_#in~n| 0)} assume true; {1110#(<= |fibo1_#in~n| 0)} is VALID [2020-07-10 14:56:53,113 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1110#(<= |fibo1_#in~n| 0)} {1100#(< 1 fibo2_~n)} #53#return; {1045#false} is VALID [2020-07-10 14:56:53,113 INFO L280 TraceCheckUtils]: 12: Hoare triple {1045#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {1045#false} is VALID [2020-07-10 14:56:53,113 INFO L263 TraceCheckUtils]: 13: Hoare triple {1045#false} call #t~ret3 := fibo1(~n - 2); {1044#true} is VALID [2020-07-10 14:56:53,114 INFO L280 TraceCheckUtils]: 14: Hoare triple {1044#true} ~n := #in~n; {1044#true} is VALID [2020-07-10 14:56:53,114 INFO L280 TraceCheckUtils]: 15: Hoare triple {1044#true} assume ~n < 1;#res := 0; {1044#true} is VALID [2020-07-10 14:56:53,114 INFO L280 TraceCheckUtils]: 16: Hoare triple {1044#true} assume true; {1044#true} is VALID [2020-07-10 14:56:53,114 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {1044#true} {1045#false} #55#return; {1045#false} is VALID [2020-07-10 14:56:53,115 INFO L280 TraceCheckUtils]: 18: Hoare triple {1045#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {1045#false} is VALID [2020-07-10 14:56:53,115 INFO L280 TraceCheckUtils]: 19: Hoare triple {1045#false} assume true; {1045#false} is VALID [2020-07-10 14:56:53,115 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1045#false} {1044#true} #57#return; {1045#false} is VALID [2020-07-10 14:56:53,115 INFO L280 TraceCheckUtils]: 21: Hoare triple {1045#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1045#false} is VALID [2020-07-10 14:56:53,116 INFO L263 TraceCheckUtils]: 22: Hoare triple {1045#false} call #t~ret1 := fibo2(~n - 2); {1044#true} is VALID [2020-07-10 14:56:53,116 INFO L280 TraceCheckUtils]: 23: Hoare triple {1044#true} ~n := #in~n; {1044#true} is VALID [2020-07-10 14:56:53,116 INFO L280 TraceCheckUtils]: 24: Hoare triple {1044#true} assume ~n < 1;#res := 0; {1044#true} is VALID [2020-07-10 14:56:53,116 INFO L280 TraceCheckUtils]: 25: Hoare triple {1044#true} assume true; {1044#true} is VALID [2020-07-10 14:56:53,117 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {1044#true} {1045#false} #59#return; {1045#false} is VALID [2020-07-10 14:56:53,117 INFO L280 TraceCheckUtils]: 27: Hoare triple {1045#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1045#false} is VALID [2020-07-10 14:56:53,117 INFO L280 TraceCheckUtils]: 28: Hoare triple {1045#false} assume true; {1045#false} is VALID [2020-07-10 14:56:53,117 INFO L275 TraceCheckUtils]: 29: Hoare quadruple {1045#false} {1044#true} #51#return; {1045#false} is VALID [2020-07-10 14:56:53,121 INFO L263 TraceCheckUtils]: 0: Hoare triple {1044#true} call ULTIMATE.init(); {1044#true} is VALID [2020-07-10 14:56:53,122 INFO L280 TraceCheckUtils]: 1: Hoare triple {1044#true} assume true; {1044#true} is VALID [2020-07-10 14:56:53,122 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1044#true} {1044#true} #47#return; {1044#true} is VALID [2020-07-10 14:56:53,122 INFO L263 TraceCheckUtils]: 3: Hoare triple {1044#true} call #t~ret5 := main(); {1044#true} is VALID [2020-07-10 14:56:53,123 INFO L280 TraceCheckUtils]: 4: Hoare triple {1044#true} ~x~0 := 5; {1044#true} is VALID [2020-07-10 14:56:53,123 INFO L263 TraceCheckUtils]: 5: Hoare triple {1044#true} call #t~ret4 := fibo1(~x~0); {1044#true} is VALID [2020-07-10 14:56:53,123 INFO L280 TraceCheckUtils]: 6: Hoare triple {1044#true} ~n := #in~n; {1044#true} is VALID [2020-07-10 14:56:53,123 INFO L280 TraceCheckUtils]: 7: Hoare triple {1044#true} assume !(~n < 1); {1044#true} is VALID [2020-07-10 14:56:53,123 INFO L280 TraceCheckUtils]: 8: Hoare triple {1044#true} assume !(1 == ~n); {1044#true} is VALID [2020-07-10 14:56:53,124 INFO L263 TraceCheckUtils]: 9: Hoare triple {1044#true} call #t~ret0 := fibo2(~n - 1); {1044#true} is VALID [2020-07-10 14:56:53,124 INFO L280 TraceCheckUtils]: 10: Hoare triple {1044#true} ~n := #in~n; {1044#true} is VALID [2020-07-10 14:56:53,125 INFO L280 TraceCheckUtils]: 11: Hoare triple {1044#true} assume !(~n < 1); {1099#(< 0 fibo2_~n)} is VALID [2020-07-10 14:56:53,126 INFO L280 TraceCheckUtils]: 12: Hoare triple {1099#(< 0 fibo2_~n)} assume !(1 == ~n); {1100#(< 1 fibo2_~n)} is VALID [2020-07-10 14:56:53,126 INFO L263 TraceCheckUtils]: 13: Hoare triple {1100#(< 1 fibo2_~n)} call #t~ret2 := fibo1(~n - 1); {1044#true} is VALID [2020-07-10 14:56:53,127 INFO L280 TraceCheckUtils]: 14: Hoare triple {1044#true} ~n := #in~n; {1109#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:56:53,128 INFO L280 TraceCheckUtils]: 15: Hoare triple {1109#(= fibo1_~n |fibo1_#in~n|)} assume ~n < 1;#res := 0; {1110#(<= |fibo1_#in~n| 0)} is VALID [2020-07-10 14:56:53,128 INFO L280 TraceCheckUtils]: 16: Hoare triple {1110#(<= |fibo1_#in~n| 0)} assume true; {1110#(<= |fibo1_#in~n| 0)} is VALID [2020-07-10 14:56:53,129 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {1110#(<= |fibo1_#in~n| 0)} {1100#(< 1 fibo2_~n)} #53#return; {1045#false} is VALID [2020-07-10 14:56:53,130 INFO L280 TraceCheckUtils]: 18: Hoare triple {1045#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {1045#false} is VALID [2020-07-10 14:56:53,130 INFO L263 TraceCheckUtils]: 19: Hoare triple {1045#false} call #t~ret3 := fibo1(~n - 2); {1044#true} is VALID [2020-07-10 14:56:53,130 INFO L280 TraceCheckUtils]: 20: Hoare triple {1044#true} ~n := #in~n; {1044#true} is VALID [2020-07-10 14:56:53,130 INFO L280 TraceCheckUtils]: 21: Hoare triple {1044#true} assume ~n < 1;#res := 0; {1044#true} is VALID [2020-07-10 14:56:53,131 INFO L280 TraceCheckUtils]: 22: Hoare triple {1044#true} assume true; {1044#true} is VALID [2020-07-10 14:56:53,131 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {1044#true} {1045#false} #55#return; {1045#false} is VALID [2020-07-10 14:56:53,131 INFO L280 TraceCheckUtils]: 24: Hoare triple {1045#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {1045#false} is VALID [2020-07-10 14:56:53,131 INFO L280 TraceCheckUtils]: 25: Hoare triple {1045#false} assume true; {1045#false} is VALID [2020-07-10 14:56:53,131 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {1045#false} {1044#true} #57#return; {1045#false} is VALID [2020-07-10 14:56:53,132 INFO L280 TraceCheckUtils]: 27: Hoare triple {1045#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1045#false} is VALID [2020-07-10 14:56:53,132 INFO L263 TraceCheckUtils]: 28: Hoare triple {1045#false} call #t~ret1 := fibo2(~n - 2); {1044#true} is VALID [2020-07-10 14:56:53,132 INFO L280 TraceCheckUtils]: 29: Hoare triple {1044#true} ~n := #in~n; {1044#true} is VALID [2020-07-10 14:56:53,132 INFO L280 TraceCheckUtils]: 30: Hoare triple {1044#true} assume ~n < 1;#res := 0; {1044#true} is VALID [2020-07-10 14:56:53,133 INFO L280 TraceCheckUtils]: 31: Hoare triple {1044#true} assume true; {1044#true} is VALID [2020-07-10 14:56:53,133 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {1044#true} {1045#false} #59#return; {1045#false} is VALID [2020-07-10 14:56:53,133 INFO L280 TraceCheckUtils]: 33: Hoare triple {1045#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1045#false} is VALID [2020-07-10 14:56:53,133 INFO L280 TraceCheckUtils]: 34: Hoare triple {1045#false} assume true; {1045#false} is VALID [2020-07-10 14:56:53,134 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {1045#false} {1044#true} #51#return; {1045#false} is VALID [2020-07-10 14:56:53,134 INFO L280 TraceCheckUtils]: 36: Hoare triple {1045#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {1045#false} is VALID [2020-07-10 14:56:53,134 INFO L280 TraceCheckUtils]: 37: Hoare triple {1045#false} assume 5 != ~result~0; {1045#false} is VALID [2020-07-10 14:56:53,134 INFO L280 TraceCheckUtils]: 38: Hoare triple {1045#false} assume !false; {1045#false} is VALID [2020-07-10 14:56:53,136 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-07-10 14:56:53,136 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865397917] [2020-07-10 14:56:53,136 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [494964445] [2020-07-10 14:56:53,136 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) [2020-07-10 14:56:53,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:56:53,175 INFO L264 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-10 14:56:53,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:53,187 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:56:53,353 INFO L263 TraceCheckUtils]: 0: Hoare triple {1044#true} call ULTIMATE.init(); {1044#true} is VALID [2020-07-10 14:56:53,353 INFO L280 TraceCheckUtils]: 1: Hoare triple {1044#true} assume true; {1044#true} is VALID [2020-07-10 14:56:53,354 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1044#true} {1044#true} #47#return; {1044#true} is VALID [2020-07-10 14:56:53,354 INFO L263 TraceCheckUtils]: 3: Hoare triple {1044#true} call #t~ret5 := main(); {1044#true} is VALID [2020-07-10 14:56:53,355 INFO L280 TraceCheckUtils]: 4: Hoare triple {1044#true} ~x~0 := 5; {1126#(<= 5 main_~x~0)} is VALID [2020-07-10 14:56:53,355 INFO L263 TraceCheckUtils]: 5: Hoare triple {1126#(<= 5 main_~x~0)} call #t~ret4 := fibo1(~x~0); {1044#true} is VALID [2020-07-10 14:56:53,356 INFO L280 TraceCheckUtils]: 6: Hoare triple {1044#true} ~n := #in~n; {1133#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-10 14:56:53,357 INFO L280 TraceCheckUtils]: 7: Hoare triple {1133#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {1133#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-10 14:56:53,357 INFO L280 TraceCheckUtils]: 8: Hoare triple {1133#(<= |fibo1_#in~n| fibo1_~n)} assume !(1 == ~n); {1133#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-10 14:56:53,358 INFO L263 TraceCheckUtils]: 9: Hoare triple {1133#(<= |fibo1_#in~n| fibo1_~n)} call #t~ret0 := fibo2(~n - 1); {1044#true} is VALID [2020-07-10 14:56:53,359 INFO L280 TraceCheckUtils]: 10: Hoare triple {1044#true} ~n := #in~n; {1146#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-10 14:56:53,359 INFO L280 TraceCheckUtils]: 11: Hoare triple {1146#(<= |fibo2_#in~n| fibo2_~n)} assume !(~n < 1); {1146#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-10 14:56:53,360 INFO L280 TraceCheckUtils]: 12: Hoare triple {1146#(<= |fibo2_#in~n| fibo2_~n)} assume !(1 == ~n); {1146#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-10 14:56:53,360 INFO L263 TraceCheckUtils]: 13: Hoare triple {1146#(<= |fibo2_#in~n| fibo2_~n)} call #t~ret2 := fibo1(~n - 1); {1044#true} is VALID [2020-07-10 14:56:53,361 INFO L280 TraceCheckUtils]: 14: Hoare triple {1044#true} ~n := #in~n; {1133#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-10 14:56:53,362 INFO L280 TraceCheckUtils]: 15: Hoare triple {1133#(<= |fibo1_#in~n| fibo1_~n)} assume ~n < 1;#res := 0; {1110#(<= |fibo1_#in~n| 0)} is VALID [2020-07-10 14:56:53,362 INFO L280 TraceCheckUtils]: 16: Hoare triple {1110#(<= |fibo1_#in~n| 0)} assume true; {1110#(<= |fibo1_#in~n| 0)} is VALID [2020-07-10 14:56:53,364 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {1110#(<= |fibo1_#in~n| 0)} {1146#(<= |fibo2_#in~n| fibo2_~n)} #53#return; {1168#(<= |fibo2_#in~n| 1)} is VALID [2020-07-10 14:56:53,364 INFO L280 TraceCheckUtils]: 18: Hoare triple {1168#(<= |fibo2_#in~n| 1)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {1168#(<= |fibo2_#in~n| 1)} is VALID [2020-07-10 14:56:53,365 INFO L263 TraceCheckUtils]: 19: Hoare triple {1168#(<= |fibo2_#in~n| 1)} call #t~ret3 := fibo1(~n - 2); {1044#true} is VALID [2020-07-10 14:56:53,365 INFO L280 TraceCheckUtils]: 20: Hoare triple {1044#true} ~n := #in~n; {1044#true} is VALID [2020-07-10 14:56:53,365 INFO L280 TraceCheckUtils]: 21: Hoare triple {1044#true} assume ~n < 1;#res := 0; {1044#true} is VALID [2020-07-10 14:56:53,365 INFO L280 TraceCheckUtils]: 22: Hoare triple {1044#true} assume true; {1044#true} is VALID [2020-07-10 14:56:53,366 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {1044#true} {1168#(<= |fibo2_#in~n| 1)} #55#return; {1168#(<= |fibo2_#in~n| 1)} is VALID [2020-07-10 14:56:53,367 INFO L280 TraceCheckUtils]: 24: Hoare triple {1168#(<= |fibo2_#in~n| 1)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {1168#(<= |fibo2_#in~n| 1)} is VALID [2020-07-10 14:56:53,368 INFO L280 TraceCheckUtils]: 25: Hoare triple {1168#(<= |fibo2_#in~n| 1)} assume true; {1168#(<= |fibo2_#in~n| 1)} is VALID [2020-07-10 14:56:53,369 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {1168#(<= |fibo2_#in~n| 1)} {1133#(<= |fibo1_#in~n| fibo1_~n)} #57#return; {1196#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:56:53,370 INFO L280 TraceCheckUtils]: 27: Hoare triple {1196#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1196#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:56:53,370 INFO L263 TraceCheckUtils]: 28: Hoare triple {1196#(<= |fibo1_#in~n| 2)} call #t~ret1 := fibo2(~n - 2); {1044#true} is VALID [2020-07-10 14:56:53,370 INFO L280 TraceCheckUtils]: 29: Hoare triple {1044#true} ~n := #in~n; {1044#true} is VALID [2020-07-10 14:56:53,370 INFO L280 TraceCheckUtils]: 30: Hoare triple {1044#true} assume ~n < 1;#res := 0; {1044#true} is VALID [2020-07-10 14:56:53,371 INFO L280 TraceCheckUtils]: 31: Hoare triple {1044#true} assume true; {1044#true} is VALID [2020-07-10 14:56:53,372 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {1044#true} {1196#(<= |fibo1_#in~n| 2)} #59#return; {1196#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:56:53,373 INFO L280 TraceCheckUtils]: 33: Hoare triple {1196#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1196#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:56:53,373 INFO L280 TraceCheckUtils]: 34: Hoare triple {1196#(<= |fibo1_#in~n| 2)} assume true; {1196#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:56:53,375 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {1196#(<= |fibo1_#in~n| 2)} {1126#(<= 5 main_~x~0)} #51#return; {1045#false} is VALID [2020-07-10 14:56:53,375 INFO L280 TraceCheckUtils]: 36: Hoare triple {1045#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {1045#false} is VALID [2020-07-10 14:56:53,375 INFO L280 TraceCheckUtils]: 37: Hoare triple {1045#false} assume 5 != ~result~0; {1045#false} is VALID [2020-07-10 14:56:53,376 INFO L280 TraceCheckUtils]: 38: Hoare triple {1045#false} assume !false; {1045#false} is VALID [2020-07-10 14:56:53,377 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-07-10 14:56:53,378 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:56:53,378 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8] total 11 [2020-07-10 14:56:53,378 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983688263] [2020-07-10 14:56:53,379 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 39 [2020-07-10 14:56:53,381 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:56:53,381 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2020-07-10 14:56:53,445 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 61 edges. 61 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:56:53,446 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-10 14:56:53,446 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:56:53,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-10 14:56:53,447 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-07-10 14:56:53,447 INFO L87 Difference]: Start difference. First operand 48 states and 65 transitions. Second operand 11 states. [2020-07-10 14:56:54,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:56:54,446 INFO L93 Difference]: Finished difference Result 108 states and 170 transitions. [2020-07-10 14:56:54,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-10 14:56:54,446 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 39 [2020-07-10 14:56:54,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:56:54,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-10 14:56:54,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 102 transitions. [2020-07-10 14:56:54,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-10 14:56:54,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 102 transitions. [2020-07-10 14:56:54,456 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 13 states and 102 transitions. [2020-07-10 14:56:54,593 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 102 edges. 102 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:56:54,597 INFO L225 Difference]: With dead ends: 108 [2020-07-10 14:56:54,598 INFO L226 Difference]: Without dead ends: 66 [2020-07-10 14:56:54,599 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2020-07-10 14:56:54,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2020-07-10 14:56:54,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2020-07-10 14:56:54,635 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:56:54,635 INFO L82 GeneralOperation]: Start isEquivalent. First operand 66 states. Second operand 66 states. [2020-07-10 14:56:54,636 INFO L74 IsIncluded]: Start isIncluded. First operand 66 states. Second operand 66 states. [2020-07-10 14:56:54,636 INFO L87 Difference]: Start difference. First operand 66 states. Second operand 66 states. [2020-07-10 14:56:54,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:56:54,642 INFO L93 Difference]: Finished difference Result 66 states and 95 transitions. [2020-07-10 14:56:54,642 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 95 transitions. [2020-07-10 14:56:54,643 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:56:54,643 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:56:54,643 INFO L74 IsIncluded]: Start isIncluded. First operand 66 states. Second operand 66 states. [2020-07-10 14:56:54,643 INFO L87 Difference]: Start difference. First operand 66 states. Second operand 66 states. [2020-07-10 14:56:54,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:56:54,649 INFO L93 Difference]: Finished difference Result 66 states and 95 transitions. [2020-07-10 14:56:54,650 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 95 transitions. [2020-07-10 14:56:54,651 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:56:54,651 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:56:54,651 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:56:54,651 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:56:54,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2020-07-10 14:56:54,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 95 transitions. [2020-07-10 14:56:54,658 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 95 transitions. Word has length 39 [2020-07-10 14:56:54,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:56:54,659 INFO L479 AbstractCegarLoop]: Abstraction has 66 states and 95 transitions. [2020-07-10 14:56:54,659 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-10 14:56:54,659 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 95 transitions. [2020-07-10 14:56:54,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-07-10 14:56:54,660 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:56:54,660 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] [2020-07-10 14:56:54,875 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:56:54,876 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:56:54,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:56:54,877 INFO L82 PathProgramCache]: Analyzing trace with hash -2100495745, now seen corresponding path program 1 times [2020-07-10 14:56:54,877 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:56:54,878 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972375396] [2020-07-10 14:56:54,878 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:56:54,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:54,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:54,923 INFO L280 TraceCheckUtils]: 0: Hoare triple {1610#true} assume true; {1610#true} is VALID [2020-07-10 14:56:54,923 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1610#true} {1610#true} #47#return; {1610#true} is VALID [2020-07-10 14:56:54,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:54,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:55,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:55,060 INFO L280 TraceCheckUtils]: 0: Hoare triple {1610#true} ~n := #in~n; {1610#true} is VALID [2020-07-10 14:56:55,060 INFO L280 TraceCheckUtils]: 1: Hoare triple {1610#true} assume !(~n < 1); {1610#true} is VALID [2020-07-10 14:56:55,061 INFO L280 TraceCheckUtils]: 2: Hoare triple {1610#true} assume 1 == ~n;#res := 1; {1610#true} is VALID [2020-07-10 14:56:55,061 INFO L280 TraceCheckUtils]: 3: Hoare triple {1610#true} assume true; {1610#true} is VALID [2020-07-10 14:56:55,062 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1610#true} {1671#(<= 2 |fibo2_#in~n|)} #53#return; {1671#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:56:55,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:55,069 INFO L280 TraceCheckUtils]: 0: Hoare triple {1610#true} ~n := #in~n; {1610#true} is VALID [2020-07-10 14:56:55,069 INFO L280 TraceCheckUtils]: 1: Hoare triple {1610#true} assume ~n < 1;#res := 0; {1610#true} is VALID [2020-07-10 14:56:55,070 INFO L280 TraceCheckUtils]: 2: Hoare triple {1610#true} assume true; {1610#true} is VALID [2020-07-10 14:56:55,071 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1610#true} {1671#(<= 2 |fibo2_#in~n|)} #55#return; {1671#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:56:55,072 INFO L280 TraceCheckUtils]: 0: Hoare triple {1610#true} ~n := #in~n; {1669#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:56:55,073 INFO L280 TraceCheckUtils]: 1: Hoare triple {1669#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {1670#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-10 14:56:55,075 INFO L280 TraceCheckUtils]: 2: Hoare triple {1670#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {1671#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:56:55,075 INFO L263 TraceCheckUtils]: 3: Hoare triple {1671#(<= 2 |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {1610#true} is VALID [2020-07-10 14:56:55,075 INFO L280 TraceCheckUtils]: 4: Hoare triple {1610#true} ~n := #in~n; {1610#true} is VALID [2020-07-10 14:56:55,076 INFO L280 TraceCheckUtils]: 5: Hoare triple {1610#true} assume !(~n < 1); {1610#true} is VALID [2020-07-10 14:56:55,076 INFO L280 TraceCheckUtils]: 6: Hoare triple {1610#true} assume 1 == ~n;#res := 1; {1610#true} is VALID [2020-07-10 14:56:55,076 INFO L280 TraceCheckUtils]: 7: Hoare triple {1610#true} assume true; {1610#true} is VALID [2020-07-10 14:56:55,077 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1610#true} {1671#(<= 2 |fibo2_#in~n|)} #53#return; {1671#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:56:55,078 INFO L280 TraceCheckUtils]: 9: Hoare triple {1671#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {1671#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:56:55,079 INFO L263 TraceCheckUtils]: 10: Hoare triple {1671#(<= 2 |fibo2_#in~n|)} call #t~ret3 := fibo1(~n - 2); {1610#true} is VALID [2020-07-10 14:56:55,079 INFO L280 TraceCheckUtils]: 11: Hoare triple {1610#true} ~n := #in~n; {1610#true} is VALID [2020-07-10 14:56:55,079 INFO L280 TraceCheckUtils]: 12: Hoare triple {1610#true} assume ~n < 1;#res := 0; {1610#true} is VALID [2020-07-10 14:56:55,079 INFO L280 TraceCheckUtils]: 13: Hoare triple {1610#true} assume true; {1610#true} is VALID [2020-07-10 14:56:55,081 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {1610#true} {1671#(<= 2 |fibo2_#in~n|)} #55#return; {1671#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:56:55,081 INFO L280 TraceCheckUtils]: 15: Hoare triple {1671#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {1671#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:56:55,083 INFO L280 TraceCheckUtils]: 16: Hoare triple {1671#(<= 2 |fibo2_#in~n|)} assume true; {1671#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:56:55,085 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {1671#(<= 2 |fibo2_#in~n|)} {1610#true} #57#return; {1664#(<= 3 fibo1_~n)} is VALID [2020-07-10 14:56:55,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:55,106 INFO L280 TraceCheckUtils]: 0: Hoare triple {1610#true} ~n := #in~n; {1669#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:56:55,107 INFO L280 TraceCheckUtils]: 1: Hoare triple {1669#(= fibo2_~n |fibo2_#in~n|)} assume ~n < 1;#res := 0; {1681#(<= |fibo2_#in~n| 0)} is VALID [2020-07-10 14:56:55,108 INFO L280 TraceCheckUtils]: 2: Hoare triple {1681#(<= |fibo2_#in~n| 0)} assume true; {1681#(<= |fibo2_#in~n| 0)} is VALID [2020-07-10 14:56:55,109 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1681#(<= |fibo2_#in~n| 0)} {1664#(<= 3 fibo1_~n)} #59#return; {1611#false} is VALID [2020-07-10 14:56:55,110 INFO L280 TraceCheckUtils]: 0: Hoare triple {1610#true} ~n := #in~n; {1610#true} is VALID [2020-07-10 14:56:55,110 INFO L280 TraceCheckUtils]: 1: Hoare triple {1610#true} assume !(~n < 1); {1610#true} is VALID [2020-07-10 14:56:55,111 INFO L280 TraceCheckUtils]: 2: Hoare triple {1610#true} assume !(1 == ~n); {1610#true} is VALID [2020-07-10 14:56:55,111 INFO L263 TraceCheckUtils]: 3: Hoare triple {1610#true} call #t~ret0 := fibo2(~n - 1); {1610#true} is VALID [2020-07-10 14:56:55,113 INFO L280 TraceCheckUtils]: 4: Hoare triple {1610#true} ~n := #in~n; {1669#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:56:55,114 INFO L280 TraceCheckUtils]: 5: Hoare triple {1669#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {1670#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-10 14:56:55,115 INFO L280 TraceCheckUtils]: 6: Hoare triple {1670#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {1671#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:56:55,115 INFO L263 TraceCheckUtils]: 7: Hoare triple {1671#(<= 2 |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {1610#true} is VALID [2020-07-10 14:56:55,115 INFO L280 TraceCheckUtils]: 8: Hoare triple {1610#true} ~n := #in~n; {1610#true} is VALID [2020-07-10 14:56:55,115 INFO L280 TraceCheckUtils]: 9: Hoare triple {1610#true} assume !(~n < 1); {1610#true} is VALID [2020-07-10 14:56:55,116 INFO L280 TraceCheckUtils]: 10: Hoare triple {1610#true} assume 1 == ~n;#res := 1; {1610#true} is VALID [2020-07-10 14:56:55,116 INFO L280 TraceCheckUtils]: 11: Hoare triple {1610#true} assume true; {1610#true} is VALID [2020-07-10 14:56:55,118 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {1610#true} {1671#(<= 2 |fibo2_#in~n|)} #53#return; {1671#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:56:55,119 INFO L280 TraceCheckUtils]: 13: Hoare triple {1671#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {1671#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:56:55,120 INFO L263 TraceCheckUtils]: 14: Hoare triple {1671#(<= 2 |fibo2_#in~n|)} call #t~ret3 := fibo1(~n - 2); {1610#true} is VALID [2020-07-10 14:56:55,120 INFO L280 TraceCheckUtils]: 15: Hoare triple {1610#true} ~n := #in~n; {1610#true} is VALID [2020-07-10 14:56:55,120 INFO L280 TraceCheckUtils]: 16: Hoare triple {1610#true} assume ~n < 1;#res := 0; {1610#true} is VALID [2020-07-10 14:56:55,120 INFO L280 TraceCheckUtils]: 17: Hoare triple {1610#true} assume true; {1610#true} is VALID [2020-07-10 14:56:55,121 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {1610#true} {1671#(<= 2 |fibo2_#in~n|)} #55#return; {1671#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:56:55,122 INFO L280 TraceCheckUtils]: 19: Hoare triple {1671#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {1671#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:56:55,122 INFO L280 TraceCheckUtils]: 20: Hoare triple {1671#(<= 2 |fibo2_#in~n|)} assume true; {1671#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:56:55,123 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {1671#(<= 2 |fibo2_#in~n|)} {1610#true} #57#return; {1664#(<= 3 fibo1_~n)} is VALID [2020-07-10 14:56:55,126 INFO L280 TraceCheckUtils]: 22: Hoare triple {1664#(<= 3 fibo1_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1664#(<= 3 fibo1_~n)} is VALID [2020-07-10 14:56:55,126 INFO L263 TraceCheckUtils]: 23: Hoare triple {1664#(<= 3 fibo1_~n)} call #t~ret1 := fibo2(~n - 2); {1610#true} is VALID [2020-07-10 14:56:55,127 INFO L280 TraceCheckUtils]: 24: Hoare triple {1610#true} ~n := #in~n; {1669#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:56:55,128 INFO L280 TraceCheckUtils]: 25: Hoare triple {1669#(= fibo2_~n |fibo2_#in~n|)} assume ~n < 1;#res := 0; {1681#(<= |fibo2_#in~n| 0)} is VALID [2020-07-10 14:56:55,128 INFO L280 TraceCheckUtils]: 26: Hoare triple {1681#(<= |fibo2_#in~n| 0)} assume true; {1681#(<= |fibo2_#in~n| 0)} is VALID [2020-07-10 14:56:55,129 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {1681#(<= |fibo2_#in~n| 0)} {1664#(<= 3 fibo1_~n)} #59#return; {1611#false} is VALID [2020-07-10 14:56:55,129 INFO L280 TraceCheckUtils]: 28: Hoare triple {1611#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1611#false} is VALID [2020-07-10 14:56:55,130 INFO L280 TraceCheckUtils]: 29: Hoare triple {1611#false} assume true; {1611#false} is VALID [2020-07-10 14:56:55,130 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {1611#false} {1614#(<= 5 main_~x~0)} #51#return; {1611#false} is VALID [2020-07-10 14:56:55,131 INFO L263 TraceCheckUtils]: 0: Hoare triple {1610#true} call ULTIMATE.init(); {1610#true} is VALID [2020-07-10 14:56:55,131 INFO L280 TraceCheckUtils]: 1: Hoare triple {1610#true} assume true; {1610#true} is VALID [2020-07-10 14:56:55,132 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1610#true} {1610#true} #47#return; {1610#true} is VALID [2020-07-10 14:56:55,132 INFO L263 TraceCheckUtils]: 3: Hoare triple {1610#true} call #t~ret5 := main(); {1610#true} is VALID [2020-07-10 14:56:55,133 INFO L280 TraceCheckUtils]: 4: Hoare triple {1610#true} ~x~0 := 5; {1614#(<= 5 main_~x~0)} is VALID [2020-07-10 14:56:55,133 INFO L263 TraceCheckUtils]: 5: Hoare triple {1614#(<= 5 main_~x~0)} call #t~ret4 := fibo1(~x~0); {1610#true} is VALID [2020-07-10 14:56:55,133 INFO L280 TraceCheckUtils]: 6: Hoare triple {1610#true} ~n := #in~n; {1610#true} is VALID [2020-07-10 14:56:55,133 INFO L280 TraceCheckUtils]: 7: Hoare triple {1610#true} assume !(~n < 1); {1610#true} is VALID [2020-07-10 14:56:55,134 INFO L280 TraceCheckUtils]: 8: Hoare triple {1610#true} assume !(1 == ~n); {1610#true} is VALID [2020-07-10 14:56:55,134 INFO L263 TraceCheckUtils]: 9: Hoare triple {1610#true} call #t~ret0 := fibo2(~n - 1); {1610#true} is VALID [2020-07-10 14:56:55,135 INFO L280 TraceCheckUtils]: 10: Hoare triple {1610#true} ~n := #in~n; {1669#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:56:55,137 INFO L280 TraceCheckUtils]: 11: Hoare triple {1669#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {1670#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-10 14:56:55,139 INFO L280 TraceCheckUtils]: 12: Hoare triple {1670#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {1671#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:56:55,140 INFO L263 TraceCheckUtils]: 13: Hoare triple {1671#(<= 2 |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {1610#true} is VALID [2020-07-10 14:56:55,140 INFO L280 TraceCheckUtils]: 14: Hoare triple {1610#true} ~n := #in~n; {1610#true} is VALID [2020-07-10 14:56:55,140 INFO L280 TraceCheckUtils]: 15: Hoare triple {1610#true} assume !(~n < 1); {1610#true} is VALID [2020-07-10 14:56:55,140 INFO L280 TraceCheckUtils]: 16: Hoare triple {1610#true} assume 1 == ~n;#res := 1; {1610#true} is VALID [2020-07-10 14:56:55,140 INFO L280 TraceCheckUtils]: 17: Hoare triple {1610#true} assume true; {1610#true} is VALID [2020-07-10 14:56:55,141 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {1610#true} {1671#(<= 2 |fibo2_#in~n|)} #53#return; {1671#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:56:55,142 INFO L280 TraceCheckUtils]: 19: Hoare triple {1671#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {1671#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:56:55,143 INFO L263 TraceCheckUtils]: 20: Hoare triple {1671#(<= 2 |fibo2_#in~n|)} call #t~ret3 := fibo1(~n - 2); {1610#true} is VALID [2020-07-10 14:56:55,143 INFO L280 TraceCheckUtils]: 21: Hoare triple {1610#true} ~n := #in~n; {1610#true} is VALID [2020-07-10 14:56:55,143 INFO L280 TraceCheckUtils]: 22: Hoare triple {1610#true} assume ~n < 1;#res := 0; {1610#true} is VALID [2020-07-10 14:56:55,143 INFO L280 TraceCheckUtils]: 23: Hoare triple {1610#true} assume true; {1610#true} is VALID [2020-07-10 14:56:55,145 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {1610#true} {1671#(<= 2 |fibo2_#in~n|)} #55#return; {1671#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:56:55,146 INFO L280 TraceCheckUtils]: 25: Hoare triple {1671#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {1671#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:56:55,148 INFO L280 TraceCheckUtils]: 26: Hoare triple {1671#(<= 2 |fibo2_#in~n|)} assume true; {1671#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:56:55,150 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {1671#(<= 2 |fibo2_#in~n|)} {1610#true} #57#return; {1664#(<= 3 fibo1_~n)} is VALID [2020-07-10 14:56:55,150 INFO L280 TraceCheckUtils]: 28: Hoare triple {1664#(<= 3 fibo1_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {1664#(<= 3 fibo1_~n)} is VALID [2020-07-10 14:56:55,151 INFO L263 TraceCheckUtils]: 29: Hoare triple {1664#(<= 3 fibo1_~n)} call #t~ret1 := fibo2(~n - 2); {1610#true} is VALID [2020-07-10 14:56:55,151 INFO L280 TraceCheckUtils]: 30: Hoare triple {1610#true} ~n := #in~n; {1669#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:56:55,152 INFO L280 TraceCheckUtils]: 31: Hoare triple {1669#(= fibo2_~n |fibo2_#in~n|)} assume ~n < 1;#res := 0; {1681#(<= |fibo2_#in~n| 0)} is VALID [2020-07-10 14:56:55,152 INFO L280 TraceCheckUtils]: 32: Hoare triple {1681#(<= |fibo2_#in~n| 0)} assume true; {1681#(<= |fibo2_#in~n| 0)} is VALID [2020-07-10 14:56:55,154 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {1681#(<= |fibo2_#in~n| 0)} {1664#(<= 3 fibo1_~n)} #59#return; {1611#false} is VALID [2020-07-10 14:56:55,154 INFO L280 TraceCheckUtils]: 34: Hoare triple {1611#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {1611#false} is VALID [2020-07-10 14:56:55,154 INFO L280 TraceCheckUtils]: 35: Hoare triple {1611#false} assume true; {1611#false} is VALID [2020-07-10 14:56:55,154 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1611#false} {1614#(<= 5 main_~x~0)} #51#return; {1611#false} is VALID [2020-07-10 14:56:55,154 INFO L280 TraceCheckUtils]: 37: Hoare triple {1611#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {1611#false} is VALID [2020-07-10 14:56:55,155 INFO L280 TraceCheckUtils]: 38: Hoare triple {1611#false} assume 5 != ~result~0; {1611#false} is VALID [2020-07-10 14:56:55,155 INFO L280 TraceCheckUtils]: 39: Hoare triple {1611#false} assume !false; {1611#false} is VALID [2020-07-10 14:56:55,157 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-07-10 14:56:55,157 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972375396] [2020-07-10 14:56:55,158 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1499229510] [2020-07-10 14:56:55,158 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 [2020-07-10 14:56:55,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:55,190 INFO L264 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-10 14:56:55,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:55,205 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:56:55,362 INFO L263 TraceCheckUtils]: 0: Hoare triple {1610#true} call ULTIMATE.init(); {1610#true} is VALID [2020-07-10 14:56:55,363 INFO L280 TraceCheckUtils]: 1: Hoare triple {1610#true} assume true; {1610#true} is VALID [2020-07-10 14:56:55,363 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1610#true} {1610#true} #47#return; {1610#true} is VALID [2020-07-10 14:56:55,363 INFO L263 TraceCheckUtils]: 3: Hoare triple {1610#true} call #t~ret5 := main(); {1610#true} is VALID [2020-07-10 14:56:55,364 INFO L280 TraceCheckUtils]: 4: Hoare triple {1610#true} ~x~0 := 5; {1614#(<= 5 main_~x~0)} is VALID [2020-07-10 14:56:55,364 INFO L263 TraceCheckUtils]: 5: Hoare triple {1614#(<= 5 main_~x~0)} call #t~ret4 := fibo1(~x~0); {1610#true} is VALID [2020-07-10 14:56:55,365 INFO L280 TraceCheckUtils]: 6: Hoare triple {1610#true} ~n := #in~n; {1703#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-10 14:56:55,365 INFO L280 TraceCheckUtils]: 7: Hoare triple {1703#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {1703#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-10 14:56:55,366 INFO L280 TraceCheckUtils]: 8: Hoare triple {1703#(<= |fibo1_#in~n| fibo1_~n)} assume !(1 == ~n); {1703#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-10 14:56:55,366 INFO L263 TraceCheckUtils]: 9: Hoare triple {1703#(<= |fibo1_#in~n| fibo1_~n)} call #t~ret0 := fibo2(~n - 1); {1610#true} is VALID [2020-07-10 14:56:55,367 INFO L280 TraceCheckUtils]: 10: Hoare triple {1610#true} ~n := #in~n; {1716#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-10 14:56:55,367 INFO L280 TraceCheckUtils]: 11: Hoare triple {1716#(<= |fibo2_#in~n| fibo2_~n)} assume !(~n < 1); {1716#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-10 14:56:55,368 INFO L280 TraceCheckUtils]: 12: Hoare triple {1716#(<= |fibo2_#in~n| fibo2_~n)} assume !(1 == ~n); {1716#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-10 14:56:55,368 INFO L263 TraceCheckUtils]: 13: Hoare triple {1716#(<= |fibo2_#in~n| fibo2_~n)} call #t~ret2 := fibo1(~n - 1); {1610#true} is VALID [2020-07-10 14:56:55,369 INFO L280 TraceCheckUtils]: 14: Hoare triple {1610#true} ~n := #in~n; {1703#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-10 14:56:55,369 INFO L280 TraceCheckUtils]: 15: Hoare triple {1703#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {1703#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-10 14:56:55,370 INFO L280 TraceCheckUtils]: 16: Hoare triple {1703#(<= |fibo1_#in~n| fibo1_~n)} assume 1 == ~n;#res := 1; {1735#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:56:55,370 INFO L280 TraceCheckUtils]: 17: Hoare triple {1735#(<= |fibo1_#in~n| 1)} assume true; {1735#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:56:55,371 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 [2020-07-10 14:56:55,372 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 [2020-07-10 14:56:55,372 INFO L263 TraceCheckUtils]: 20: Hoare triple {1742#(<= |fibo2_#in~n| 2)} call #t~ret3 := fibo1(~n - 2); {1610#true} is VALID [2020-07-10 14:56:55,373 INFO L280 TraceCheckUtils]: 21: Hoare triple {1610#true} ~n := #in~n; {1610#true} is VALID [2020-07-10 14:56:55,373 INFO L280 TraceCheckUtils]: 22: Hoare triple {1610#true} assume ~n < 1;#res := 0; {1610#true} is VALID [2020-07-10 14:56:55,373 INFO L280 TraceCheckUtils]: 23: Hoare triple {1610#true} assume true; {1610#true} is VALID [2020-07-10 14:56:55,374 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {1610#true} {1742#(<= |fibo2_#in~n| 2)} #55#return; {1742#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:56:55,374 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 [2020-07-10 14:56:55,375 INFO L280 TraceCheckUtils]: 26: Hoare triple {1742#(<= |fibo2_#in~n| 2)} assume true; {1742#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:56:55,376 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 [2020-07-10 14:56:55,377 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 [2020-07-10 14:56:55,377 INFO L263 TraceCheckUtils]: 29: Hoare triple {1770#(<= |fibo1_#in~n| 3)} call #t~ret1 := fibo2(~n - 2); {1610#true} is VALID [2020-07-10 14:56:55,377 INFO L280 TraceCheckUtils]: 30: Hoare triple {1610#true} ~n := #in~n; {1610#true} is VALID [2020-07-10 14:56:55,377 INFO L280 TraceCheckUtils]: 31: Hoare triple {1610#true} assume ~n < 1;#res := 0; {1610#true} is VALID [2020-07-10 14:56:55,378 INFO L280 TraceCheckUtils]: 32: Hoare triple {1610#true} assume true; {1610#true} is VALID [2020-07-10 14:56:55,378 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {1610#true} {1770#(<= |fibo1_#in~n| 3)} #59#return; {1770#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:56:55,379 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~ret0;havoc #t~ret1; {1770#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:56:55,380 INFO L280 TraceCheckUtils]: 35: Hoare triple {1770#(<= |fibo1_#in~n| 3)} assume true; {1770#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:56:55,381 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1770#(<= |fibo1_#in~n| 3)} {1614#(<= 5 main_~x~0)} #51#return; {1611#false} is VALID [2020-07-10 14:56:55,381 INFO L280 TraceCheckUtils]: 37: Hoare triple {1611#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {1611#false} is VALID [2020-07-10 14:56:55,381 INFO L280 TraceCheckUtils]: 38: Hoare triple {1611#false} assume 5 != ~result~0; {1611#false} is VALID [2020-07-10 14:56:55,381 INFO L280 TraceCheckUtils]: 39: Hoare triple {1611#false} assume !false; {1611#false} is VALID [2020-07-10 14:56:55,383 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-07-10 14:56:55,383 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:56:55,384 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2020-07-10 14:56:55,384 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073926644] [2020-07-10 14:56:55,384 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 40 [2020-07-10 14:56:55,385 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:56:55,385 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 13 states. [2020-07-10 14:56:55,448 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 61 edges. 61 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:56:55,448 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-07-10 14:56:55,448 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:56:55,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-07-10 14:56:55,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-07-10 14:56:55,449 INFO L87 Difference]: Start difference. First operand 66 states and 95 transitions. Second operand 13 states. [2020-07-10 14:56:57,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:56:57,071 INFO L93 Difference]: Finished difference Result 180 states and 324 transitions. [2020-07-10 14:56:57,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-10 14:56:57,071 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 40 [2020-07-10 14:56:57,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:56:57,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2020-07-10 14:56:57,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 133 transitions. [2020-07-10 14:56:57,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2020-07-10 14:56:57,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 133 transitions. [2020-07-10 14:56:57,082 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 16 states and 133 transitions. [2020-07-10 14:56:57,242 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 133 edges. 133 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:56:57,249 INFO L225 Difference]: With dead ends: 180 [2020-07-10 14:56:57,249 INFO L226 Difference]: Without dead ends: 120 [2020-07-10 14:56:57,251 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=376, Unknown=0, NotChecked=0, Total=462 [2020-07-10 14:56:57,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2020-07-10 14:56:57,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 106. [2020-07-10 14:56:57,346 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:56:57,346 INFO L82 GeneralOperation]: Start isEquivalent. First operand 120 states. Second operand 106 states. [2020-07-10 14:56:57,346 INFO L74 IsIncluded]: Start isIncluded. First operand 120 states. Second operand 106 states. [2020-07-10 14:56:57,347 INFO L87 Difference]: Start difference. First operand 120 states. Second operand 106 states. [2020-07-10 14:56:57,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:56:57,357 INFO L93 Difference]: Finished difference Result 120 states and 198 transitions. [2020-07-10 14:56:57,357 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 198 transitions. [2020-07-10 14:56:57,359 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:56:57,359 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:56:57,359 INFO L74 IsIncluded]: Start isIncluded. First operand 106 states. Second operand 120 states. [2020-07-10 14:56:57,359 INFO L87 Difference]: Start difference. First operand 106 states. Second operand 120 states. [2020-07-10 14:56:57,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:56:57,372 INFO L93 Difference]: Finished difference Result 120 states and 198 transitions. [2020-07-10 14:56:57,372 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 198 transitions. [2020-07-10 14:56:57,374 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:56:57,374 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:56:57,374 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:56:57,374 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:56:57,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2020-07-10 14:56:57,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 169 transitions. [2020-07-10 14:56:57,383 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 169 transitions. Word has length 40 [2020-07-10 14:56:57,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:56:57,383 INFO L479 AbstractCegarLoop]: Abstraction has 106 states and 169 transitions. [2020-07-10 14:56:57,384 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-07-10 14:56:57,384 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 169 transitions. [2020-07-10 14:56:57,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-07-10 14:56:57,386 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:56:57,386 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] [2020-07-10 14:56:57,600 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:56:57,601 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:56:57,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:56:57,602 INFO L82 PathProgramCache]: Analyzing trace with hash -405677468, now seen corresponding path program 1 times [2020-07-10 14:56:57,602 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:56:57,603 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1962074676] [2020-07-10 14:56:57,603 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:56:57,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:57,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:57,645 INFO L280 TraceCheckUtils]: 0: Hoare triple {2439#true} assume true; {2439#true} is VALID [2020-07-10 14:56:57,645 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2439#true} {2439#true} #47#return; {2439#true} is VALID [2020-07-10 14:56:57,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:57,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:57,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:57,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:57,838 INFO L280 TraceCheckUtils]: 0: Hoare triple {2439#true} ~n := #in~n; {2439#true} is VALID [2020-07-10 14:56:57,838 INFO L280 TraceCheckUtils]: 1: Hoare triple {2439#true} assume !(~n < 1); {2439#true} is VALID [2020-07-10 14:56:57,839 INFO L280 TraceCheckUtils]: 2: Hoare triple {2439#true} assume 1 == ~n;#res := 1; {2439#true} is VALID [2020-07-10 14:56:57,839 INFO L280 TraceCheckUtils]: 3: Hoare triple {2439#true} assume true; {2439#true} is VALID [2020-07-10 14:56:57,840 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2439#true} {2550#(<= 2 |fibo1_#in~n|)} #57#return; {2550#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:56:57,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:57,847 INFO L280 TraceCheckUtils]: 0: Hoare triple {2439#true} ~n := #in~n; {2439#true} is VALID [2020-07-10 14:56:57,848 INFO L280 TraceCheckUtils]: 1: Hoare triple {2439#true} assume ~n < 1;#res := 0; {2439#true} is VALID [2020-07-10 14:56:57,848 INFO L280 TraceCheckUtils]: 2: Hoare triple {2439#true} assume true; {2439#true} is VALID [2020-07-10 14:56:57,849 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2439#true} {2550#(<= 2 |fibo1_#in~n|)} #59#return; {2550#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:56:57,850 INFO L280 TraceCheckUtils]: 0: Hoare triple {2439#true} ~n := #in~n; {2548#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:56:57,851 INFO L280 TraceCheckUtils]: 1: Hoare triple {2548#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {2549#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-10 14:56:57,852 INFO L280 TraceCheckUtils]: 2: Hoare triple {2549#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume !(1 == ~n); {2550#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:56:57,852 INFO L263 TraceCheckUtils]: 3: Hoare triple {2550#(<= 2 |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {2439#true} is VALID [2020-07-10 14:56:57,852 INFO L280 TraceCheckUtils]: 4: Hoare triple {2439#true} ~n := #in~n; {2439#true} is VALID [2020-07-10 14:56:57,853 INFO L280 TraceCheckUtils]: 5: Hoare triple {2439#true} assume !(~n < 1); {2439#true} is VALID [2020-07-10 14:56:57,853 INFO L280 TraceCheckUtils]: 6: Hoare triple {2439#true} assume 1 == ~n;#res := 1; {2439#true} is VALID [2020-07-10 14:56:57,853 INFO L280 TraceCheckUtils]: 7: Hoare triple {2439#true} assume true; {2439#true} is VALID [2020-07-10 14:56:57,855 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2439#true} {2550#(<= 2 |fibo1_#in~n|)} #57#return; {2550#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:56:57,856 INFO L280 TraceCheckUtils]: 9: Hoare triple {2550#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2550#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:56:57,857 INFO L263 TraceCheckUtils]: 10: Hoare triple {2550#(<= 2 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {2439#true} is VALID [2020-07-10 14:56:57,857 INFO L280 TraceCheckUtils]: 11: Hoare triple {2439#true} ~n := #in~n; {2439#true} is VALID [2020-07-10 14:56:57,857 INFO L280 TraceCheckUtils]: 12: Hoare triple {2439#true} assume ~n < 1;#res := 0; {2439#true} is VALID [2020-07-10 14:56:57,857 INFO L280 TraceCheckUtils]: 13: Hoare triple {2439#true} assume true; {2439#true} is VALID [2020-07-10 14:56:57,859 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {2439#true} {2550#(<= 2 |fibo1_#in~n|)} #59#return; {2550#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:56:57,860 INFO L280 TraceCheckUtils]: 15: Hoare triple {2550#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2550#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:56:57,865 INFO L280 TraceCheckUtils]: 16: Hoare triple {2550#(<= 2 |fibo1_#in~n|)} assume true; {2550#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:56:57,867 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {2550#(<= 2 |fibo1_#in~n|)} {2439#true} #53#return; {2543#(<= 3 fibo2_~n)} is VALID [2020-07-10 14:56:57,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:57,892 INFO L280 TraceCheckUtils]: 0: Hoare triple {2439#true} ~n := #in~n; {2548#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:56:57,892 INFO L280 TraceCheckUtils]: 1: Hoare triple {2548#(= fibo1_~n |fibo1_#in~n|)} assume ~n < 1;#res := 0; {2560#(<= |fibo1_#in~n| 0)} is VALID [2020-07-10 14:56:57,893 INFO L280 TraceCheckUtils]: 2: Hoare triple {2560#(<= |fibo1_#in~n| 0)} assume true; {2560#(<= |fibo1_#in~n| 0)} is VALID [2020-07-10 14:56:57,894 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2560#(<= |fibo1_#in~n| 0)} {2543#(<= 3 fibo2_~n)} #55#return; {2440#false} is VALID [2020-07-10 14:56:57,894 INFO L280 TraceCheckUtils]: 0: Hoare triple {2439#true} ~n := #in~n; {2439#true} is VALID [2020-07-10 14:56:57,895 INFO L280 TraceCheckUtils]: 1: Hoare triple {2439#true} assume !(~n < 1); {2439#true} is VALID [2020-07-10 14:56:57,895 INFO L280 TraceCheckUtils]: 2: Hoare triple {2439#true} assume !(1 == ~n); {2439#true} is VALID [2020-07-10 14:56:57,895 INFO L263 TraceCheckUtils]: 3: Hoare triple {2439#true} call #t~ret2 := fibo1(~n - 1); {2439#true} is VALID [2020-07-10 14:56:57,903 INFO L280 TraceCheckUtils]: 4: Hoare triple {2439#true} ~n := #in~n; {2548#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:56:57,908 INFO L280 TraceCheckUtils]: 5: Hoare triple {2548#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {2549#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-10 14:56:57,909 INFO L280 TraceCheckUtils]: 6: Hoare triple {2549#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume !(1 == ~n); {2550#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:56:57,909 INFO L263 TraceCheckUtils]: 7: Hoare triple {2550#(<= 2 |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {2439#true} is VALID [2020-07-10 14:56:57,910 INFO L280 TraceCheckUtils]: 8: Hoare triple {2439#true} ~n := #in~n; {2439#true} is VALID [2020-07-10 14:56:57,910 INFO L280 TraceCheckUtils]: 9: Hoare triple {2439#true} assume !(~n < 1); {2439#true} is VALID [2020-07-10 14:56:57,910 INFO L280 TraceCheckUtils]: 10: Hoare triple {2439#true} assume 1 == ~n;#res := 1; {2439#true} is VALID [2020-07-10 14:56:57,910 INFO L280 TraceCheckUtils]: 11: Hoare triple {2439#true} assume true; {2439#true} is VALID [2020-07-10 14:56:57,911 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {2439#true} {2550#(<= 2 |fibo1_#in~n|)} #57#return; {2550#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:56:57,912 INFO L280 TraceCheckUtils]: 13: Hoare triple {2550#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2550#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:56:57,912 INFO L263 TraceCheckUtils]: 14: Hoare triple {2550#(<= 2 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {2439#true} is VALID [2020-07-10 14:56:57,912 INFO L280 TraceCheckUtils]: 15: Hoare triple {2439#true} ~n := #in~n; {2439#true} is VALID [2020-07-10 14:56:57,912 INFO L280 TraceCheckUtils]: 16: Hoare triple {2439#true} assume ~n < 1;#res := 0; {2439#true} is VALID [2020-07-10 14:56:57,913 INFO L280 TraceCheckUtils]: 17: Hoare triple {2439#true} assume true; {2439#true} is VALID [2020-07-10 14:56:57,913 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {2439#true} {2550#(<= 2 |fibo1_#in~n|)} #59#return; {2550#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:56:57,914 INFO L280 TraceCheckUtils]: 19: Hoare triple {2550#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2550#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:56:57,915 INFO L280 TraceCheckUtils]: 20: Hoare triple {2550#(<= 2 |fibo1_#in~n|)} assume true; {2550#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:56:57,916 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {2550#(<= 2 |fibo1_#in~n|)} {2439#true} #53#return; {2543#(<= 3 fibo2_~n)} is VALID [2020-07-10 14:56:57,916 INFO L280 TraceCheckUtils]: 22: Hoare triple {2543#(<= 3 fibo2_~n)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {2543#(<= 3 fibo2_~n)} is VALID [2020-07-10 14:56:57,916 INFO L263 TraceCheckUtils]: 23: Hoare triple {2543#(<= 3 fibo2_~n)} call #t~ret3 := fibo1(~n - 2); {2439#true} is VALID [2020-07-10 14:56:57,917 INFO L280 TraceCheckUtils]: 24: Hoare triple {2439#true} ~n := #in~n; {2548#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:56:57,917 INFO L280 TraceCheckUtils]: 25: Hoare triple {2548#(= fibo1_~n |fibo1_#in~n|)} assume ~n < 1;#res := 0; {2560#(<= |fibo1_#in~n| 0)} is VALID [2020-07-10 14:56:57,918 INFO L280 TraceCheckUtils]: 26: Hoare triple {2560#(<= |fibo1_#in~n| 0)} assume true; {2560#(<= |fibo1_#in~n| 0)} is VALID [2020-07-10 14:56:57,918 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {2560#(<= |fibo1_#in~n| 0)} {2543#(<= 3 fibo2_~n)} #55#return; {2440#false} is VALID [2020-07-10 14:56:57,918 INFO L280 TraceCheckUtils]: 28: Hoare triple {2440#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {2440#false} is VALID [2020-07-10 14:56:57,919 INFO L280 TraceCheckUtils]: 29: Hoare triple {2440#false} assume true; {2440#false} is VALID [2020-07-10 14:56:57,919 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {2440#false} {2439#true} #57#return; {2440#false} is VALID [2020-07-10 14:56:57,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:57,928 INFO L280 TraceCheckUtils]: 0: Hoare triple {2439#true} ~n := #in~n; {2439#true} is VALID [2020-07-10 14:56:57,928 INFO L280 TraceCheckUtils]: 1: Hoare triple {2439#true} assume !(~n < 1); {2439#true} is VALID [2020-07-10 14:56:57,928 INFO L280 TraceCheckUtils]: 2: Hoare triple {2439#true} assume 1 == ~n;#res := 1; {2439#true} is VALID [2020-07-10 14:56:57,929 INFO L280 TraceCheckUtils]: 3: Hoare triple {2439#true} assume true; {2439#true} is VALID [2020-07-10 14:56:57,929 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2439#true} {2440#false} #59#return; {2440#false} is VALID [2020-07-10 14:56:57,929 INFO L280 TraceCheckUtils]: 0: Hoare triple {2439#true} ~n := #in~n; {2439#true} is VALID [2020-07-10 14:56:57,929 INFO L280 TraceCheckUtils]: 1: Hoare triple {2439#true} assume !(~n < 1); {2439#true} is VALID [2020-07-10 14:56:57,930 INFO L280 TraceCheckUtils]: 2: Hoare triple {2439#true} assume !(1 == ~n); {2439#true} is VALID [2020-07-10 14:56:57,930 INFO L263 TraceCheckUtils]: 3: Hoare triple {2439#true} call #t~ret0 := fibo2(~n - 1); {2439#true} is VALID [2020-07-10 14:56:57,930 INFO L280 TraceCheckUtils]: 4: Hoare triple {2439#true} ~n := #in~n; {2439#true} is VALID [2020-07-10 14:56:57,930 INFO L280 TraceCheckUtils]: 5: Hoare triple {2439#true} assume !(~n < 1); {2439#true} is VALID [2020-07-10 14:56:57,930 INFO L280 TraceCheckUtils]: 6: Hoare triple {2439#true} assume !(1 == ~n); {2439#true} is VALID [2020-07-10 14:56:57,931 INFO L263 TraceCheckUtils]: 7: Hoare triple {2439#true} call #t~ret2 := fibo1(~n - 1); {2439#true} is VALID [2020-07-10 14:56:57,931 INFO L280 TraceCheckUtils]: 8: Hoare triple {2439#true} ~n := #in~n; {2548#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:56:57,932 INFO L280 TraceCheckUtils]: 9: Hoare triple {2548#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {2549#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-10 14:56:57,933 INFO L280 TraceCheckUtils]: 10: Hoare triple {2549#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume !(1 == ~n); {2550#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:56:57,933 INFO L263 TraceCheckUtils]: 11: Hoare triple {2550#(<= 2 |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {2439#true} is VALID [2020-07-10 14:56:57,933 INFO L280 TraceCheckUtils]: 12: Hoare triple {2439#true} ~n := #in~n; {2439#true} is VALID [2020-07-10 14:56:57,934 INFO L280 TraceCheckUtils]: 13: Hoare triple {2439#true} assume !(~n < 1); {2439#true} is VALID [2020-07-10 14:56:57,934 INFO L280 TraceCheckUtils]: 14: Hoare triple {2439#true} assume 1 == ~n;#res := 1; {2439#true} is VALID [2020-07-10 14:56:57,934 INFO L280 TraceCheckUtils]: 15: Hoare triple {2439#true} assume true; {2439#true} is VALID [2020-07-10 14:56:57,935 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {2439#true} {2550#(<= 2 |fibo1_#in~n|)} #57#return; {2550#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:56:57,935 INFO L280 TraceCheckUtils]: 17: Hoare triple {2550#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2550#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:56:57,936 INFO L263 TraceCheckUtils]: 18: Hoare triple {2550#(<= 2 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {2439#true} is VALID [2020-07-10 14:56:57,936 INFO L280 TraceCheckUtils]: 19: Hoare triple {2439#true} ~n := #in~n; {2439#true} is VALID [2020-07-10 14:56:57,936 INFO L280 TraceCheckUtils]: 20: Hoare triple {2439#true} assume ~n < 1;#res := 0; {2439#true} is VALID [2020-07-10 14:56:57,936 INFO L280 TraceCheckUtils]: 21: Hoare triple {2439#true} assume true; {2439#true} is VALID [2020-07-10 14:56:57,937 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {2439#true} {2550#(<= 2 |fibo1_#in~n|)} #59#return; {2550#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:56:57,938 INFO L280 TraceCheckUtils]: 23: Hoare triple {2550#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2550#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:56:57,938 INFO L280 TraceCheckUtils]: 24: Hoare triple {2550#(<= 2 |fibo1_#in~n|)} assume true; {2550#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:56:57,939 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {2550#(<= 2 |fibo1_#in~n|)} {2439#true} #53#return; {2543#(<= 3 fibo2_~n)} is VALID [2020-07-10 14:56:57,940 INFO L280 TraceCheckUtils]: 26: Hoare triple {2543#(<= 3 fibo2_~n)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {2543#(<= 3 fibo2_~n)} is VALID [2020-07-10 14:56:57,940 INFO L263 TraceCheckUtils]: 27: Hoare triple {2543#(<= 3 fibo2_~n)} call #t~ret3 := fibo1(~n - 2); {2439#true} is VALID [2020-07-10 14:56:57,941 INFO L280 TraceCheckUtils]: 28: Hoare triple {2439#true} ~n := #in~n; {2548#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:56:57,941 INFO L280 TraceCheckUtils]: 29: Hoare triple {2548#(= fibo1_~n |fibo1_#in~n|)} assume ~n < 1;#res := 0; {2560#(<= |fibo1_#in~n| 0)} is VALID [2020-07-10 14:56:57,942 INFO L280 TraceCheckUtils]: 30: Hoare triple {2560#(<= |fibo1_#in~n| 0)} assume true; {2560#(<= |fibo1_#in~n| 0)} is VALID [2020-07-10 14:56:57,943 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {2560#(<= |fibo1_#in~n| 0)} {2543#(<= 3 fibo2_~n)} #55#return; {2440#false} is VALID [2020-07-10 14:56:57,943 INFO L280 TraceCheckUtils]: 32: Hoare triple {2440#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {2440#false} is VALID [2020-07-10 14:56:57,944 INFO L280 TraceCheckUtils]: 33: Hoare triple {2440#false} assume true; {2440#false} is VALID [2020-07-10 14:56:57,944 INFO L275 TraceCheckUtils]: 34: Hoare quadruple {2440#false} {2439#true} #57#return; {2440#false} is VALID [2020-07-10 14:56:57,944 INFO L280 TraceCheckUtils]: 35: Hoare triple {2440#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2440#false} is VALID [2020-07-10 14:56:57,944 INFO L263 TraceCheckUtils]: 36: Hoare triple {2440#false} call #t~ret1 := fibo2(~n - 2); {2439#true} is VALID [2020-07-10 14:56:57,944 INFO L280 TraceCheckUtils]: 37: Hoare triple {2439#true} ~n := #in~n; {2439#true} is VALID [2020-07-10 14:56:57,945 INFO L280 TraceCheckUtils]: 38: Hoare triple {2439#true} assume !(~n < 1); {2439#true} is VALID [2020-07-10 14:56:57,945 INFO L280 TraceCheckUtils]: 39: Hoare triple {2439#true} assume 1 == ~n;#res := 1; {2439#true} is VALID [2020-07-10 14:56:57,945 INFO L280 TraceCheckUtils]: 40: Hoare triple {2439#true} assume true; {2439#true} is VALID [2020-07-10 14:56:57,945 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {2439#true} {2440#false} #59#return; {2440#false} is VALID [2020-07-10 14:56:57,945 INFO L280 TraceCheckUtils]: 42: Hoare triple {2440#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2440#false} is VALID [2020-07-10 14:56:57,946 INFO L280 TraceCheckUtils]: 43: Hoare triple {2440#false} assume true; {2440#false} is VALID [2020-07-10 14:56:57,946 INFO L275 TraceCheckUtils]: 44: Hoare quadruple {2440#false} {2443#(<= 5 main_~x~0)} #51#return; {2440#false} is VALID [2020-07-10 14:56:57,947 INFO L263 TraceCheckUtils]: 0: Hoare triple {2439#true} call ULTIMATE.init(); {2439#true} is VALID [2020-07-10 14:56:57,948 INFO L280 TraceCheckUtils]: 1: Hoare triple {2439#true} assume true; {2439#true} is VALID [2020-07-10 14:56:57,948 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2439#true} {2439#true} #47#return; {2439#true} is VALID [2020-07-10 14:56:57,948 INFO L263 TraceCheckUtils]: 3: Hoare triple {2439#true} call #t~ret5 := main(); {2439#true} is VALID [2020-07-10 14:56:57,949 INFO L280 TraceCheckUtils]: 4: Hoare triple {2439#true} ~x~0 := 5; {2443#(<= 5 main_~x~0)} is VALID [2020-07-10 14:56:57,949 INFO L263 TraceCheckUtils]: 5: Hoare triple {2443#(<= 5 main_~x~0)} call #t~ret4 := fibo1(~x~0); {2439#true} is VALID [2020-07-10 14:56:57,949 INFO L280 TraceCheckUtils]: 6: Hoare triple {2439#true} ~n := #in~n; {2439#true} is VALID [2020-07-10 14:56:57,949 INFO L280 TraceCheckUtils]: 7: Hoare triple {2439#true} assume !(~n < 1); {2439#true} is VALID [2020-07-10 14:56:57,950 INFO L280 TraceCheckUtils]: 8: Hoare triple {2439#true} assume !(1 == ~n); {2439#true} is VALID [2020-07-10 14:56:57,950 INFO L263 TraceCheckUtils]: 9: Hoare triple {2439#true} call #t~ret0 := fibo2(~n - 1); {2439#true} is VALID [2020-07-10 14:56:57,950 INFO L280 TraceCheckUtils]: 10: Hoare triple {2439#true} ~n := #in~n; {2439#true} is VALID [2020-07-10 14:56:57,950 INFO L280 TraceCheckUtils]: 11: Hoare triple {2439#true} assume !(~n < 1); {2439#true} is VALID [2020-07-10 14:56:57,950 INFO L280 TraceCheckUtils]: 12: Hoare triple {2439#true} assume !(1 == ~n); {2439#true} is VALID [2020-07-10 14:56:57,950 INFO L263 TraceCheckUtils]: 13: Hoare triple {2439#true} call #t~ret2 := fibo1(~n - 1); {2439#true} is VALID [2020-07-10 14:56:57,951 INFO L280 TraceCheckUtils]: 14: Hoare triple {2439#true} ~n := #in~n; {2548#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:56:57,952 INFO L280 TraceCheckUtils]: 15: Hoare triple {2548#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {2549#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-10 14:56:57,953 INFO L280 TraceCheckUtils]: 16: Hoare triple {2549#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume !(1 == ~n); {2550#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:56:57,953 INFO L263 TraceCheckUtils]: 17: Hoare triple {2550#(<= 2 |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {2439#true} is VALID [2020-07-10 14:56:57,953 INFO L280 TraceCheckUtils]: 18: Hoare triple {2439#true} ~n := #in~n; {2439#true} is VALID [2020-07-10 14:56:57,953 INFO L280 TraceCheckUtils]: 19: Hoare triple {2439#true} assume !(~n < 1); {2439#true} is VALID [2020-07-10 14:56:57,953 INFO L280 TraceCheckUtils]: 20: Hoare triple {2439#true} assume 1 == ~n;#res := 1; {2439#true} is VALID [2020-07-10 14:56:57,953 INFO L280 TraceCheckUtils]: 21: Hoare triple {2439#true} assume true; {2439#true} is VALID [2020-07-10 14:56:57,956 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {2439#true} {2550#(<= 2 |fibo1_#in~n|)} #57#return; {2550#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:56:57,957 INFO L280 TraceCheckUtils]: 23: Hoare triple {2550#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2550#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:56:57,957 INFO L263 TraceCheckUtils]: 24: Hoare triple {2550#(<= 2 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {2439#true} is VALID [2020-07-10 14:56:57,957 INFO L280 TraceCheckUtils]: 25: Hoare triple {2439#true} ~n := #in~n; {2439#true} is VALID [2020-07-10 14:56:57,958 INFO L280 TraceCheckUtils]: 26: Hoare triple {2439#true} assume ~n < 1;#res := 0; {2439#true} is VALID [2020-07-10 14:56:57,958 INFO L280 TraceCheckUtils]: 27: Hoare triple {2439#true} assume true; {2439#true} is VALID [2020-07-10 14:56:57,959 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {2439#true} {2550#(<= 2 |fibo1_#in~n|)} #59#return; {2550#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:56:57,959 INFO L280 TraceCheckUtils]: 29: Hoare triple {2550#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2550#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:56:57,960 INFO L280 TraceCheckUtils]: 30: Hoare triple {2550#(<= 2 |fibo1_#in~n|)} assume true; {2550#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:56:57,961 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {2550#(<= 2 |fibo1_#in~n|)} {2439#true} #53#return; {2543#(<= 3 fibo2_~n)} is VALID [2020-07-10 14:56:57,961 INFO L280 TraceCheckUtils]: 32: Hoare triple {2543#(<= 3 fibo2_~n)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {2543#(<= 3 fibo2_~n)} is VALID [2020-07-10 14:56:57,961 INFO L263 TraceCheckUtils]: 33: Hoare triple {2543#(<= 3 fibo2_~n)} call #t~ret3 := fibo1(~n - 2); {2439#true} is VALID [2020-07-10 14:56:57,962 INFO L280 TraceCheckUtils]: 34: Hoare triple {2439#true} ~n := #in~n; {2548#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:56:57,962 INFO L280 TraceCheckUtils]: 35: Hoare triple {2548#(= fibo1_~n |fibo1_#in~n|)} assume ~n < 1;#res := 0; {2560#(<= |fibo1_#in~n| 0)} is VALID [2020-07-10 14:56:57,963 INFO L280 TraceCheckUtils]: 36: Hoare triple {2560#(<= |fibo1_#in~n| 0)} assume true; {2560#(<= |fibo1_#in~n| 0)} is VALID [2020-07-10 14:56:57,963 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {2560#(<= |fibo1_#in~n| 0)} {2543#(<= 3 fibo2_~n)} #55#return; {2440#false} is VALID [2020-07-10 14:56:57,964 INFO L280 TraceCheckUtils]: 38: Hoare triple {2440#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {2440#false} is VALID [2020-07-10 14:56:57,964 INFO L280 TraceCheckUtils]: 39: Hoare triple {2440#false} assume true; {2440#false} is VALID [2020-07-10 14:56:57,964 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {2440#false} {2439#true} #57#return; {2440#false} is VALID [2020-07-10 14:56:57,964 INFO L280 TraceCheckUtils]: 41: Hoare triple {2440#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2440#false} is VALID [2020-07-10 14:56:57,964 INFO L263 TraceCheckUtils]: 42: Hoare triple {2440#false} call #t~ret1 := fibo2(~n - 2); {2439#true} is VALID [2020-07-10 14:56:57,964 INFO L280 TraceCheckUtils]: 43: Hoare triple {2439#true} ~n := #in~n; {2439#true} is VALID [2020-07-10 14:56:57,965 INFO L280 TraceCheckUtils]: 44: Hoare triple {2439#true} assume !(~n < 1); {2439#true} is VALID [2020-07-10 14:56:57,965 INFO L280 TraceCheckUtils]: 45: Hoare triple {2439#true} assume 1 == ~n;#res := 1; {2439#true} is VALID [2020-07-10 14:56:57,965 INFO L280 TraceCheckUtils]: 46: Hoare triple {2439#true} assume true; {2439#true} is VALID [2020-07-10 14:56:57,965 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {2439#true} {2440#false} #59#return; {2440#false} is VALID [2020-07-10 14:56:57,965 INFO L280 TraceCheckUtils]: 48: Hoare triple {2440#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2440#false} is VALID [2020-07-10 14:56:57,966 INFO L280 TraceCheckUtils]: 49: Hoare triple {2440#false} assume true; {2440#false} is VALID [2020-07-10 14:56:57,966 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {2440#false} {2443#(<= 5 main_~x~0)} #51#return; {2440#false} is VALID [2020-07-10 14:56:57,966 INFO L280 TraceCheckUtils]: 51: Hoare triple {2440#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {2440#false} is VALID [2020-07-10 14:56:57,966 INFO L280 TraceCheckUtils]: 52: Hoare triple {2440#false} assume 5 != ~result~0; {2440#false} is VALID [2020-07-10 14:56:57,966 INFO L280 TraceCheckUtils]: 53: Hoare triple {2440#false} assume !false; {2440#false} is VALID [2020-07-10 14:56:57,969 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-07-10 14:56:57,969 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1962074676] [2020-07-10 14:56:57,969 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [448247386] [2020-07-10 14:56:57,969 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 [2020-07-10 14:56:58,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:58,007 INFO L264 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 10 conjunts are in the unsatisfiable core [2020-07-10 14:56:58,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:56:58,018 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:56:58,275 INFO L263 TraceCheckUtils]: 0: Hoare triple {2439#true} call ULTIMATE.init(); {2439#true} is VALID [2020-07-10 14:56:58,276 INFO L280 TraceCheckUtils]: 1: Hoare triple {2439#true} assume true; {2439#true} is VALID [2020-07-10 14:56:58,276 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2439#true} {2439#true} #47#return; {2439#true} is VALID [2020-07-10 14:56:58,276 INFO L263 TraceCheckUtils]: 3: Hoare triple {2439#true} call #t~ret5 := main(); {2439#true} is VALID [2020-07-10 14:56:58,277 INFO L280 TraceCheckUtils]: 4: Hoare triple {2439#true} ~x~0 := 5; {2443#(<= 5 main_~x~0)} is VALID [2020-07-10 14:56:58,277 INFO L263 TraceCheckUtils]: 5: Hoare triple {2443#(<= 5 main_~x~0)} call #t~ret4 := fibo1(~x~0); {2439#true} is VALID [2020-07-10 14:56:58,278 INFO L280 TraceCheckUtils]: 6: Hoare triple {2439#true} ~n := #in~n; {2582#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-10 14:56:58,278 INFO L280 TraceCheckUtils]: 7: Hoare triple {2582#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {2582#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-10 14:56:58,279 INFO L280 TraceCheckUtils]: 8: Hoare triple {2582#(<= |fibo1_#in~n| fibo1_~n)} assume !(1 == ~n); {2582#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-10 14:56:58,279 INFO L263 TraceCheckUtils]: 9: Hoare triple {2582#(<= |fibo1_#in~n| fibo1_~n)} call #t~ret0 := fibo2(~n - 1); {2439#true} is VALID [2020-07-10 14:56:58,280 INFO L280 TraceCheckUtils]: 10: Hoare triple {2439#true} ~n := #in~n; {2595#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-10 14:56:58,280 INFO L280 TraceCheckUtils]: 11: Hoare triple {2595#(<= |fibo2_#in~n| fibo2_~n)} assume !(~n < 1); {2595#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-10 14:56:58,281 INFO L280 TraceCheckUtils]: 12: Hoare triple {2595#(<= |fibo2_#in~n| fibo2_~n)} assume !(1 == ~n); {2595#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-10 14:56:58,281 INFO L263 TraceCheckUtils]: 13: Hoare triple {2595#(<= |fibo2_#in~n| fibo2_~n)} call #t~ret2 := fibo1(~n - 1); {2439#true} is VALID [2020-07-10 14:56:58,281 INFO L280 TraceCheckUtils]: 14: Hoare triple {2439#true} ~n := #in~n; {2582#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-10 14:56:58,282 INFO L280 TraceCheckUtils]: 15: Hoare triple {2582#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {2582#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-10 14:56:58,283 INFO L280 TraceCheckUtils]: 16: Hoare triple {2582#(<= |fibo1_#in~n| fibo1_~n)} assume !(1 == ~n); {2582#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-10 14:56:58,283 INFO L263 TraceCheckUtils]: 17: Hoare triple {2582#(<= |fibo1_#in~n| fibo1_~n)} call #t~ret0 := fibo2(~n - 1); {2439#true} is VALID [2020-07-10 14:56:58,283 INFO L280 TraceCheckUtils]: 18: Hoare triple {2439#true} ~n := #in~n; {2595#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-10 14:56:58,284 INFO L280 TraceCheckUtils]: 19: Hoare triple {2595#(<= |fibo2_#in~n| fibo2_~n)} assume !(~n < 1); {2595#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-10 14:56:58,285 INFO L280 TraceCheckUtils]: 20: Hoare triple {2595#(<= |fibo2_#in~n| fibo2_~n)} assume 1 == ~n;#res := 1; {2626#(<= |fibo2_#in~n| 1)} is VALID [2020-07-10 14:56:58,285 INFO L280 TraceCheckUtils]: 21: Hoare triple {2626#(<= |fibo2_#in~n| 1)} assume true; {2626#(<= |fibo2_#in~n| 1)} is VALID [2020-07-10 14:56:58,287 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {2626#(<= |fibo2_#in~n| 1)} {2582#(<= |fibo1_#in~n| fibo1_~n)} #57#return; {2633#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:56:58,287 INFO L280 TraceCheckUtils]: 23: Hoare triple {2633#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2633#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:56:58,288 INFO L263 TraceCheckUtils]: 24: Hoare triple {2633#(<= |fibo1_#in~n| 2)} call #t~ret1 := fibo2(~n - 2); {2439#true} is VALID [2020-07-10 14:56:58,288 INFO L280 TraceCheckUtils]: 25: Hoare triple {2439#true} ~n := #in~n; {2439#true} is VALID [2020-07-10 14:56:58,288 INFO L280 TraceCheckUtils]: 26: Hoare triple {2439#true} assume ~n < 1;#res := 0; {2439#true} is VALID [2020-07-10 14:56:58,288 INFO L280 TraceCheckUtils]: 27: Hoare triple {2439#true} assume true; {2439#true} is VALID [2020-07-10 14:56:58,289 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {2439#true} {2633#(<= |fibo1_#in~n| 2)} #59#return; {2633#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:56:58,290 INFO L280 TraceCheckUtils]: 29: Hoare triple {2633#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2633#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:56:58,290 INFO L280 TraceCheckUtils]: 30: Hoare triple {2633#(<= |fibo1_#in~n| 2)} assume true; {2633#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:56:58,291 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {2633#(<= |fibo1_#in~n| 2)} {2595#(<= |fibo2_#in~n| fibo2_~n)} #53#return; {2661#(<= |fibo2_#in~n| 3)} is VALID [2020-07-10 14:56:58,292 INFO L280 TraceCheckUtils]: 32: Hoare triple {2661#(<= |fibo2_#in~n| 3)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {2661#(<= |fibo2_#in~n| 3)} is VALID [2020-07-10 14:56:58,292 INFO L263 TraceCheckUtils]: 33: Hoare triple {2661#(<= |fibo2_#in~n| 3)} call #t~ret3 := fibo1(~n - 2); {2439#true} is VALID [2020-07-10 14:56:58,293 INFO L280 TraceCheckUtils]: 34: Hoare triple {2439#true} ~n := #in~n; {2439#true} is VALID [2020-07-10 14:56:58,293 INFO L280 TraceCheckUtils]: 35: Hoare triple {2439#true} assume ~n < 1;#res := 0; {2439#true} is VALID [2020-07-10 14:56:58,293 INFO L280 TraceCheckUtils]: 36: Hoare triple {2439#true} assume true; {2439#true} is VALID [2020-07-10 14:56:58,294 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {2439#true} {2661#(<= |fibo2_#in~n| 3)} #55#return; {2661#(<= |fibo2_#in~n| 3)} is VALID [2020-07-10 14:56:58,295 INFO L280 TraceCheckUtils]: 38: Hoare triple {2661#(<= |fibo2_#in~n| 3)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {2661#(<= |fibo2_#in~n| 3)} is VALID [2020-07-10 14:56:58,296 INFO L280 TraceCheckUtils]: 39: Hoare triple {2661#(<= |fibo2_#in~n| 3)} assume true; {2661#(<= |fibo2_#in~n| 3)} is VALID [2020-07-10 14:56:58,297 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {2661#(<= |fibo2_#in~n| 3)} {2582#(<= |fibo1_#in~n| fibo1_~n)} #57#return; {2689#(<= |fibo1_#in~n| 4)} is VALID [2020-07-10 14:56:58,298 INFO L280 TraceCheckUtils]: 41: Hoare triple {2689#(<= |fibo1_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {2689#(<= |fibo1_#in~n| 4)} is VALID [2020-07-10 14:56:58,299 INFO L263 TraceCheckUtils]: 42: Hoare triple {2689#(<= |fibo1_#in~n| 4)} call #t~ret1 := fibo2(~n - 2); {2439#true} is VALID [2020-07-10 14:56:58,299 INFO L280 TraceCheckUtils]: 43: Hoare triple {2439#true} ~n := #in~n; {2439#true} is VALID [2020-07-10 14:56:58,299 INFO L280 TraceCheckUtils]: 44: Hoare triple {2439#true} assume !(~n < 1); {2439#true} is VALID [2020-07-10 14:56:58,299 INFO L280 TraceCheckUtils]: 45: Hoare triple {2439#true} assume 1 == ~n;#res := 1; {2439#true} is VALID [2020-07-10 14:56:58,300 INFO L280 TraceCheckUtils]: 46: Hoare triple {2439#true} assume true; {2439#true} is VALID [2020-07-10 14:56:58,301 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {2439#true} {2689#(<= |fibo1_#in~n| 4)} #59#return; {2689#(<= |fibo1_#in~n| 4)} is VALID [2020-07-10 14:56:58,302 INFO L280 TraceCheckUtils]: 48: Hoare triple {2689#(<= |fibo1_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {2689#(<= |fibo1_#in~n| 4)} is VALID [2020-07-10 14:56:58,302 INFO L280 TraceCheckUtils]: 49: Hoare triple {2689#(<= |fibo1_#in~n| 4)} assume true; {2689#(<= |fibo1_#in~n| 4)} is VALID [2020-07-10 14:56:58,303 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {2689#(<= |fibo1_#in~n| 4)} {2443#(<= 5 main_~x~0)} #51#return; {2440#false} is VALID [2020-07-10 14:56:58,303 INFO L280 TraceCheckUtils]: 51: Hoare triple {2440#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {2440#false} is VALID [2020-07-10 14:56:58,304 INFO L280 TraceCheckUtils]: 52: Hoare triple {2440#false} assume 5 != ~result~0; {2440#false} is VALID [2020-07-10 14:56:58,304 INFO L280 TraceCheckUtils]: 53: Hoare triple {2440#false} assume !false; {2440#false} is VALID [2020-07-10 14:56:58,329 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 4 proven. 23 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-07-10 14:56:58,330 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:56:58,332 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9] total 14 [2020-07-10 14:56:58,332 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207356201] [2020-07-10 14:56:58,333 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 54 [2020-07-10 14:56:58,334 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:56:58,334 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 14 states. [2020-07-10 14:56:58,415 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 76 edges. 76 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:56:58,415 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-07-10 14:56:58,415 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:56:58,416 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-07-10 14:56:58,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2020-07-10 14:56:58,416 INFO L87 Difference]: Start difference. First operand 106 states and 169 transitions. Second operand 14 states. [2020-07-10 14:57:00,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:00,525 INFO L93 Difference]: Finished difference Result 258 states and 498 transitions. [2020-07-10 14:57:00,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-07-10 14:57:00,525 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 54 [2020-07-10 14:57:00,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:57:00,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2020-07-10 14:57:00,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 164 transitions. [2020-07-10 14:57:00,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2020-07-10 14:57:00,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 164 transitions. [2020-07-10 14:57:00,538 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 19 states and 164 transitions. [2020-07-10 14:57:00,761 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 164 edges. 164 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:57:00,770 INFO L225 Difference]: With dead ends: 258 [2020-07-10 14:57:00,770 INFO L226 Difference]: Without dead ends: 158 [2020-07-10 14:57:00,772 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=102, Invalid=450, Unknown=0, NotChecked=0, Total=552 [2020-07-10 14:57:00,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2020-07-10 14:57:00,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 112. [2020-07-10 14:57:00,879 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:57:00,879 INFO L82 GeneralOperation]: Start isEquivalent. First operand 158 states. Second operand 112 states. [2020-07-10 14:57:00,879 INFO L74 IsIncluded]: Start isIncluded. First operand 158 states. Second operand 112 states. [2020-07-10 14:57:00,879 INFO L87 Difference]: Start difference. First operand 158 states. Second operand 112 states. [2020-07-10 14:57:00,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:00,894 INFO L93 Difference]: Finished difference Result 158 states and 275 transitions. [2020-07-10 14:57:00,894 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 275 transitions. [2020-07-10 14:57:00,896 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:00,897 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:00,897 INFO L74 IsIncluded]: Start isIncluded. First operand 112 states. Second operand 158 states. [2020-07-10 14:57:00,897 INFO L87 Difference]: Start difference. First operand 112 states. Second operand 158 states. [2020-07-10 14:57:00,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:00,911 INFO L93 Difference]: Finished difference Result 158 states and 275 transitions. [2020-07-10 14:57:00,912 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 275 transitions. [2020-07-10 14:57:00,914 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:00,914 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:00,914 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:57:00,914 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:57:00,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2020-07-10 14:57:00,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 180 transitions. [2020-07-10 14:57:00,923 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 180 transitions. Word has length 54 [2020-07-10 14:57:00,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:57:00,923 INFO L479 AbstractCegarLoop]: Abstraction has 112 states and 180 transitions. [2020-07-10 14:57:00,923 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-07-10 14:57:00,924 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 180 transitions. [2020-07-10 14:57:00,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-07-10 14:57:00,926 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:57:00,926 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] [2020-07-10 14:57:01,140 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2020-07-10 14:57:01,141 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:57:01,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:57:01,142 INFO L82 PathProgramCache]: Analyzing trace with hash -2119203654, now seen corresponding path program 1 times [2020-07-10 14:57:01,142 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:57:01,143 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887518480] [2020-07-10 14:57:01,143 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:57:01,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:01,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:01,232 INFO L280 TraceCheckUtils]: 0: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,233 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3550#true} {3550#true} #47#return; {3550#true} is VALID [2020-07-10 14:57:01,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:01,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:01,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:01,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:01,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:01,463 INFO L280 TraceCheckUtils]: 0: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,464 INFO L280 TraceCheckUtils]: 1: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,464 INFO L280 TraceCheckUtils]: 2: Hoare triple {3550#true} assume 1 == ~n;#res := 1; {3550#true} is VALID [2020-07-10 14:57:01,464 INFO L280 TraceCheckUtils]: 3: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,466 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3550#true} {3813#(<= 2 |fibo2_#in~n|)} #53#return; {3813#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:01,474 INFO L280 TraceCheckUtils]: 0: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,475 INFO L280 TraceCheckUtils]: 1: Hoare triple {3550#true} assume ~n < 1;#res := 0; {3550#true} is VALID [2020-07-10 14:57:01,475 INFO L280 TraceCheckUtils]: 2: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,476 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3550#true} {3813#(<= 2 |fibo2_#in~n|)} #55#return; {3813#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,477 INFO L280 TraceCheckUtils]: 0: Hoare triple {3550#true} ~n := #in~n; {3811#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,478 INFO L280 TraceCheckUtils]: 1: Hoare triple {3811#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {3812#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-10 14:57:01,479 INFO L280 TraceCheckUtils]: 2: Hoare triple {3812#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {3813#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,480 INFO L263 TraceCheckUtils]: 3: Hoare triple {3813#(<= 2 |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {3550#true} is VALID [2020-07-10 14:57:01,480 INFO L280 TraceCheckUtils]: 4: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,480 INFO L280 TraceCheckUtils]: 5: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,480 INFO L280 TraceCheckUtils]: 6: Hoare triple {3550#true} assume 1 == ~n;#res := 1; {3550#true} is VALID [2020-07-10 14:57:01,481 INFO L280 TraceCheckUtils]: 7: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,482 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3550#true} {3813#(<= 2 |fibo2_#in~n|)} #53#return; {3813#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,483 INFO L280 TraceCheckUtils]: 9: Hoare triple {3813#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3813#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,483 INFO L263 TraceCheckUtils]: 10: Hoare triple {3813#(<= 2 |fibo2_#in~n|)} call #t~ret3 := fibo1(~n - 2); {3550#true} is VALID [2020-07-10 14:57:01,483 INFO L280 TraceCheckUtils]: 11: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,483 INFO L280 TraceCheckUtils]: 12: Hoare triple {3550#true} assume ~n < 1;#res := 0; {3550#true} is VALID [2020-07-10 14:57:01,484 INFO L280 TraceCheckUtils]: 13: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,485 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {3550#true} {3813#(<= 2 |fibo2_#in~n|)} #55#return; {3813#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,486 INFO L280 TraceCheckUtils]: 15: Hoare triple {3813#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3813#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,487 INFO L280 TraceCheckUtils]: 16: Hoare triple {3813#(<= 2 |fibo2_#in~n|)} assume true; {3813#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,488 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {3813#(<= 2 |fibo2_#in~n|)} {3786#(= fibo1_~n |fibo1_#in~n|)} #57#return; {3805#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:01,494 INFO L280 TraceCheckUtils]: 0: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,495 INFO L280 TraceCheckUtils]: 1: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,495 INFO L280 TraceCheckUtils]: 2: Hoare triple {3550#true} assume 1 == ~n;#res := 1; {3550#true} is VALID [2020-07-10 14:57:01,495 INFO L280 TraceCheckUtils]: 3: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,496 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3550#true} {3805#(<= 3 |fibo1_#in~n|)} #59#return; {3805#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,497 INFO L280 TraceCheckUtils]: 0: Hoare triple {3550#true} ~n := #in~n; {3786#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,498 INFO L280 TraceCheckUtils]: 1: Hoare triple {3786#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {3786#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,499 INFO L280 TraceCheckUtils]: 2: Hoare triple {3786#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {3786#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,499 INFO L263 TraceCheckUtils]: 3: Hoare triple {3786#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {3550#true} is VALID [2020-07-10 14:57:01,500 INFO L280 TraceCheckUtils]: 4: Hoare triple {3550#true} ~n := #in~n; {3811#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,501 INFO L280 TraceCheckUtils]: 5: Hoare triple {3811#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {3812#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-10 14:57:01,502 INFO L280 TraceCheckUtils]: 6: Hoare triple {3812#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {3813#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,502 INFO L263 TraceCheckUtils]: 7: Hoare triple {3813#(<= 2 |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {3550#true} is VALID [2020-07-10 14:57:01,502 INFO L280 TraceCheckUtils]: 8: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,502 INFO L280 TraceCheckUtils]: 9: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,503 INFO L280 TraceCheckUtils]: 10: Hoare triple {3550#true} assume 1 == ~n;#res := 1; {3550#true} is VALID [2020-07-10 14:57:01,503 INFO L280 TraceCheckUtils]: 11: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,504 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {3550#true} {3813#(<= 2 |fibo2_#in~n|)} #53#return; {3813#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,504 INFO L280 TraceCheckUtils]: 13: Hoare triple {3813#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3813#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,505 INFO L263 TraceCheckUtils]: 14: Hoare triple {3813#(<= 2 |fibo2_#in~n|)} call #t~ret3 := fibo1(~n - 2); {3550#true} is VALID [2020-07-10 14:57:01,505 INFO L280 TraceCheckUtils]: 15: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,505 INFO L280 TraceCheckUtils]: 16: Hoare triple {3550#true} assume ~n < 1;#res := 0; {3550#true} is VALID [2020-07-10 14:57:01,505 INFO L280 TraceCheckUtils]: 17: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,506 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {3550#true} {3813#(<= 2 |fibo2_#in~n|)} #55#return; {3813#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,507 INFO L280 TraceCheckUtils]: 19: Hoare triple {3813#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3813#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,508 INFO L280 TraceCheckUtils]: 20: Hoare triple {3813#(<= 2 |fibo2_#in~n|)} assume true; {3813#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,509 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {3813#(<= 2 |fibo2_#in~n|)} {3786#(= fibo1_~n |fibo1_#in~n|)} #57#return; {3805#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,510 INFO L280 TraceCheckUtils]: 22: Hoare triple {3805#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3805#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,510 INFO L263 TraceCheckUtils]: 23: Hoare triple {3805#(<= 3 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {3550#true} is VALID [2020-07-10 14:57:01,510 INFO L280 TraceCheckUtils]: 24: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,511 INFO L280 TraceCheckUtils]: 25: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,511 INFO L280 TraceCheckUtils]: 26: Hoare triple {3550#true} assume 1 == ~n;#res := 1; {3550#true} is VALID [2020-07-10 14:57:01,511 INFO L280 TraceCheckUtils]: 27: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,512 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {3550#true} {3805#(<= 3 |fibo1_#in~n|)} #59#return; {3805#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,513 INFO L280 TraceCheckUtils]: 29: Hoare triple {3805#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3805#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,514 INFO L280 TraceCheckUtils]: 30: Hoare triple {3805#(<= 3 |fibo1_#in~n|)} assume true; {3805#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,515 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {3805#(<= 3 |fibo1_#in~n|)} {3550#true} #53#return; {3780#(<= 4 fibo2_~n)} is VALID [2020-07-10 14:57:01,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:01,536 INFO L280 TraceCheckUtils]: 0: Hoare triple {3550#true} ~n := #in~n; {3786#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,537 INFO L280 TraceCheckUtils]: 1: Hoare triple {3786#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {3786#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,538 INFO L280 TraceCheckUtils]: 2: Hoare triple {3786#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {3823#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:01,538 INFO L280 TraceCheckUtils]: 3: Hoare triple {3823#(<= |fibo1_#in~n| 1)} assume true; {3823#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:01,540 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3823#(<= |fibo1_#in~n| 1)} {3780#(<= 4 fibo2_~n)} #55#return; {3551#false} is VALID [2020-07-10 14:57:01,540 INFO L280 TraceCheckUtils]: 0: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,540 INFO L280 TraceCheckUtils]: 1: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,540 INFO L280 TraceCheckUtils]: 2: Hoare triple {3550#true} assume !(1 == ~n); {3550#true} is VALID [2020-07-10 14:57:01,541 INFO L263 TraceCheckUtils]: 3: Hoare triple {3550#true} call #t~ret2 := fibo1(~n - 1); {3550#true} is VALID [2020-07-10 14:57:01,541 INFO L280 TraceCheckUtils]: 4: Hoare triple {3550#true} ~n := #in~n; {3786#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,542 INFO L280 TraceCheckUtils]: 5: Hoare triple {3786#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {3786#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,542 INFO L280 TraceCheckUtils]: 6: Hoare triple {3786#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {3786#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,542 INFO L263 TraceCheckUtils]: 7: Hoare triple {3786#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {3550#true} is VALID [2020-07-10 14:57:01,543 INFO L280 TraceCheckUtils]: 8: Hoare triple {3550#true} ~n := #in~n; {3811#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,544 INFO L280 TraceCheckUtils]: 9: Hoare triple {3811#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {3812#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-10 14:57:01,545 INFO L280 TraceCheckUtils]: 10: Hoare triple {3812#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {3813#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,545 INFO L263 TraceCheckUtils]: 11: Hoare triple {3813#(<= 2 |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {3550#true} is VALID [2020-07-10 14:57:01,545 INFO L280 TraceCheckUtils]: 12: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,545 INFO L280 TraceCheckUtils]: 13: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,545 INFO L280 TraceCheckUtils]: 14: Hoare triple {3550#true} assume 1 == ~n;#res := 1; {3550#true} is VALID [2020-07-10 14:57:01,546 INFO L280 TraceCheckUtils]: 15: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,547 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {3550#true} {3813#(<= 2 |fibo2_#in~n|)} #53#return; {3813#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,547 INFO L280 TraceCheckUtils]: 17: Hoare triple {3813#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3813#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,548 INFO L263 TraceCheckUtils]: 18: Hoare triple {3813#(<= 2 |fibo2_#in~n|)} call #t~ret3 := fibo1(~n - 2); {3550#true} is VALID [2020-07-10 14:57:01,548 INFO L280 TraceCheckUtils]: 19: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,548 INFO L280 TraceCheckUtils]: 20: Hoare triple {3550#true} assume ~n < 1;#res := 0; {3550#true} is VALID [2020-07-10 14:57:01,548 INFO L280 TraceCheckUtils]: 21: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,549 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {3550#true} {3813#(<= 2 |fibo2_#in~n|)} #55#return; {3813#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,550 INFO L280 TraceCheckUtils]: 23: Hoare triple {3813#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3813#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,551 INFO L280 TraceCheckUtils]: 24: Hoare triple {3813#(<= 2 |fibo2_#in~n|)} assume true; {3813#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,552 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {3813#(<= 2 |fibo2_#in~n|)} {3786#(= fibo1_~n |fibo1_#in~n|)} #57#return; {3805#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,553 INFO L280 TraceCheckUtils]: 26: Hoare triple {3805#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3805#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,553 INFO L263 TraceCheckUtils]: 27: Hoare triple {3805#(<= 3 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {3550#true} is VALID [2020-07-10 14:57:01,554 INFO L280 TraceCheckUtils]: 28: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,554 INFO L280 TraceCheckUtils]: 29: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,554 INFO L280 TraceCheckUtils]: 30: Hoare triple {3550#true} assume 1 == ~n;#res := 1; {3550#true} is VALID [2020-07-10 14:57:01,554 INFO L280 TraceCheckUtils]: 31: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,556 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {3550#true} {3805#(<= 3 |fibo1_#in~n|)} #59#return; {3805#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,556 INFO L280 TraceCheckUtils]: 33: Hoare triple {3805#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3805#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,557 INFO L280 TraceCheckUtils]: 34: Hoare triple {3805#(<= 3 |fibo1_#in~n|)} assume true; {3805#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,559 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {3805#(<= 3 |fibo1_#in~n|)} {3550#true} #53#return; {3780#(<= 4 fibo2_~n)} is VALID [2020-07-10 14:57:01,559 INFO L280 TraceCheckUtils]: 36: Hoare triple {3780#(<= 4 fibo2_~n)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3780#(<= 4 fibo2_~n)} is VALID [2020-07-10 14:57:01,560 INFO L263 TraceCheckUtils]: 37: Hoare triple {3780#(<= 4 fibo2_~n)} call #t~ret3 := fibo1(~n - 2); {3550#true} is VALID [2020-07-10 14:57:01,560 INFO L280 TraceCheckUtils]: 38: Hoare triple {3550#true} ~n := #in~n; {3786#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,561 INFO L280 TraceCheckUtils]: 39: Hoare triple {3786#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {3786#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,561 INFO L280 TraceCheckUtils]: 40: Hoare triple {3786#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {3823#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:01,562 INFO L280 TraceCheckUtils]: 41: Hoare triple {3823#(<= |fibo1_#in~n| 1)} assume true; {3823#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:01,563 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {3823#(<= |fibo1_#in~n| 1)} {3780#(<= 4 fibo2_~n)} #55#return; {3551#false} is VALID [2020-07-10 14:57:01,564 INFO L280 TraceCheckUtils]: 43: Hoare triple {3551#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3551#false} is VALID [2020-07-10 14:57:01,564 INFO L280 TraceCheckUtils]: 44: Hoare triple {3551#false} assume true; {3551#false} is VALID [2020-07-10 14:57:01,564 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {3551#false} {3550#true} #57#return; {3551#false} is VALID [2020-07-10 14:57:01,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:01,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:01,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:01,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:01,628 INFO L280 TraceCheckUtils]: 0: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,628 INFO L280 TraceCheckUtils]: 1: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,628 INFO L280 TraceCheckUtils]: 2: Hoare triple {3550#true} assume 1 == ~n;#res := 1; {3550#true} is VALID [2020-07-10 14:57:01,629 INFO L280 TraceCheckUtils]: 3: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,629 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3550#true} {3550#true} #53#return; {3550#true} is VALID [2020-07-10 14:57:01,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:01,633 INFO L280 TraceCheckUtils]: 0: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,634 INFO L280 TraceCheckUtils]: 1: Hoare triple {3550#true} assume ~n < 1;#res := 0; {3550#true} is VALID [2020-07-10 14:57:01,634 INFO L280 TraceCheckUtils]: 2: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,634 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3550#true} {3550#true} #55#return; {3550#true} is VALID [2020-07-10 14:57:01,635 INFO L280 TraceCheckUtils]: 0: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,635 INFO L280 TraceCheckUtils]: 1: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,635 INFO L280 TraceCheckUtils]: 2: Hoare triple {3550#true} assume !(1 == ~n); {3550#true} is VALID [2020-07-10 14:57:01,636 INFO L263 TraceCheckUtils]: 3: Hoare triple {3550#true} call #t~ret2 := fibo1(~n - 1); {3550#true} is VALID [2020-07-10 14:57:01,636 INFO L280 TraceCheckUtils]: 4: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,636 INFO L280 TraceCheckUtils]: 5: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,636 INFO L280 TraceCheckUtils]: 6: Hoare triple {3550#true} assume 1 == ~n;#res := 1; {3550#true} is VALID [2020-07-10 14:57:01,637 INFO L280 TraceCheckUtils]: 7: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,637 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3550#true} {3550#true} #53#return; {3550#true} is VALID [2020-07-10 14:57:01,637 INFO L280 TraceCheckUtils]: 9: Hoare triple {3550#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3550#true} is VALID [2020-07-10 14:57:01,637 INFO L263 TraceCheckUtils]: 10: Hoare triple {3550#true} call #t~ret3 := fibo1(~n - 2); {3550#true} is VALID [2020-07-10 14:57:01,638 INFO L280 TraceCheckUtils]: 11: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,638 INFO L280 TraceCheckUtils]: 12: Hoare triple {3550#true} assume ~n < 1;#res := 0; {3550#true} is VALID [2020-07-10 14:57:01,638 INFO L280 TraceCheckUtils]: 13: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,638 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {3550#true} {3550#true} #55#return; {3550#true} is VALID [2020-07-10 14:57:01,639 INFO L280 TraceCheckUtils]: 15: Hoare triple {3550#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3550#true} is VALID [2020-07-10 14:57:01,639 INFO L280 TraceCheckUtils]: 16: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,639 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {3550#true} {3550#true} #57#return; {3550#true} is VALID [2020-07-10 14:57:01,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:01,643 INFO L280 TraceCheckUtils]: 0: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,644 INFO L280 TraceCheckUtils]: 1: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,644 INFO L280 TraceCheckUtils]: 2: Hoare triple {3550#true} assume 1 == ~n;#res := 1; {3550#true} is VALID [2020-07-10 14:57:01,644 INFO L280 TraceCheckUtils]: 3: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,645 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3550#true} {3550#true} #59#return; {3550#true} is VALID [2020-07-10 14:57:01,645 INFO L280 TraceCheckUtils]: 0: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,645 INFO L280 TraceCheckUtils]: 1: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,646 INFO L280 TraceCheckUtils]: 2: Hoare triple {3550#true} assume !(1 == ~n); {3550#true} is VALID [2020-07-10 14:57:01,646 INFO L263 TraceCheckUtils]: 3: Hoare triple {3550#true} call #t~ret0 := fibo2(~n - 1); {3550#true} is VALID [2020-07-10 14:57:01,646 INFO L280 TraceCheckUtils]: 4: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,647 INFO L280 TraceCheckUtils]: 5: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,647 INFO L280 TraceCheckUtils]: 6: Hoare triple {3550#true} assume !(1 == ~n); {3550#true} is VALID [2020-07-10 14:57:01,647 INFO L263 TraceCheckUtils]: 7: Hoare triple {3550#true} call #t~ret2 := fibo1(~n - 1); {3550#true} is VALID [2020-07-10 14:57:01,647 INFO L280 TraceCheckUtils]: 8: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,648 INFO L280 TraceCheckUtils]: 9: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,648 INFO L280 TraceCheckUtils]: 10: Hoare triple {3550#true} assume 1 == ~n;#res := 1; {3550#true} is VALID [2020-07-10 14:57:01,648 INFO L280 TraceCheckUtils]: 11: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,649 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {3550#true} {3550#true} #53#return; {3550#true} is VALID [2020-07-10 14:57:01,649 INFO L280 TraceCheckUtils]: 13: Hoare triple {3550#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3550#true} is VALID [2020-07-10 14:57:01,649 INFO L263 TraceCheckUtils]: 14: Hoare triple {3550#true} call #t~ret3 := fibo1(~n - 2); {3550#true} is VALID [2020-07-10 14:57:01,649 INFO L280 TraceCheckUtils]: 15: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,650 INFO L280 TraceCheckUtils]: 16: Hoare triple {3550#true} assume ~n < 1;#res := 0; {3550#true} is VALID [2020-07-10 14:57:01,650 INFO L280 TraceCheckUtils]: 17: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,650 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {3550#true} {3550#true} #55#return; {3550#true} is VALID [2020-07-10 14:57:01,650 INFO L280 TraceCheckUtils]: 19: Hoare triple {3550#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3550#true} is VALID [2020-07-10 14:57:01,651 INFO L280 TraceCheckUtils]: 20: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,651 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {3550#true} {3550#true} #57#return; {3550#true} is VALID [2020-07-10 14:57:01,651 INFO L280 TraceCheckUtils]: 22: Hoare triple {3550#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3550#true} is VALID [2020-07-10 14:57:01,652 INFO L263 TraceCheckUtils]: 23: Hoare triple {3550#true} call #t~ret1 := fibo2(~n - 2); {3550#true} is VALID [2020-07-10 14:57:01,652 INFO L280 TraceCheckUtils]: 24: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,652 INFO L280 TraceCheckUtils]: 25: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,652 INFO L280 TraceCheckUtils]: 26: Hoare triple {3550#true} assume 1 == ~n;#res := 1; {3550#true} is VALID [2020-07-10 14:57:01,653 INFO L280 TraceCheckUtils]: 27: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,653 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {3550#true} {3550#true} #59#return; {3550#true} is VALID [2020-07-10 14:57:01,653 INFO L280 TraceCheckUtils]: 29: Hoare triple {3550#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3550#true} is VALID [2020-07-10 14:57:01,653 INFO L280 TraceCheckUtils]: 30: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,654 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {3550#true} {3550#true} #53#return; {3550#true} is VALID [2020-07-10 14:57:01,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:01,659 INFO L280 TraceCheckUtils]: 0: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,659 INFO L280 TraceCheckUtils]: 1: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,660 INFO L280 TraceCheckUtils]: 2: Hoare triple {3550#true} assume 1 == ~n;#res := 1; {3550#true} is VALID [2020-07-10 14:57:01,660 INFO L280 TraceCheckUtils]: 3: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,660 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3550#true} {3550#true} #55#return; {3550#true} is VALID [2020-07-10 14:57:01,661 INFO L280 TraceCheckUtils]: 0: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,661 INFO L280 TraceCheckUtils]: 1: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,661 INFO L280 TraceCheckUtils]: 2: Hoare triple {3550#true} assume !(1 == ~n); {3550#true} is VALID [2020-07-10 14:57:01,661 INFO L263 TraceCheckUtils]: 3: Hoare triple {3550#true} call #t~ret2 := fibo1(~n - 1); {3550#true} is VALID [2020-07-10 14:57:01,662 INFO L280 TraceCheckUtils]: 4: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,662 INFO L280 TraceCheckUtils]: 5: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,662 INFO L280 TraceCheckUtils]: 6: Hoare triple {3550#true} assume !(1 == ~n); {3550#true} is VALID [2020-07-10 14:57:01,662 INFO L263 TraceCheckUtils]: 7: Hoare triple {3550#true} call #t~ret0 := fibo2(~n - 1); {3550#true} is VALID [2020-07-10 14:57:01,662 INFO L280 TraceCheckUtils]: 8: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,663 INFO L280 TraceCheckUtils]: 9: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,663 INFO L280 TraceCheckUtils]: 10: Hoare triple {3550#true} assume !(1 == ~n); {3550#true} is VALID [2020-07-10 14:57:01,663 INFO L263 TraceCheckUtils]: 11: Hoare triple {3550#true} call #t~ret2 := fibo1(~n - 1); {3550#true} is VALID [2020-07-10 14:57:01,663 INFO L280 TraceCheckUtils]: 12: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,663 INFO L280 TraceCheckUtils]: 13: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,664 INFO L280 TraceCheckUtils]: 14: Hoare triple {3550#true} assume 1 == ~n;#res := 1; {3550#true} is VALID [2020-07-10 14:57:01,664 INFO L280 TraceCheckUtils]: 15: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,664 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {3550#true} {3550#true} #53#return; {3550#true} is VALID [2020-07-10 14:57:01,664 INFO L280 TraceCheckUtils]: 17: Hoare triple {3550#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3550#true} is VALID [2020-07-10 14:57:01,665 INFO L263 TraceCheckUtils]: 18: Hoare triple {3550#true} call #t~ret3 := fibo1(~n - 2); {3550#true} is VALID [2020-07-10 14:57:01,665 INFO L280 TraceCheckUtils]: 19: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,665 INFO L280 TraceCheckUtils]: 20: Hoare triple {3550#true} assume ~n < 1;#res := 0; {3550#true} is VALID [2020-07-10 14:57:01,665 INFO L280 TraceCheckUtils]: 21: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,665 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {3550#true} {3550#true} #55#return; {3550#true} is VALID [2020-07-10 14:57:01,666 INFO L280 TraceCheckUtils]: 23: Hoare triple {3550#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3550#true} is VALID [2020-07-10 14:57:01,666 INFO L280 TraceCheckUtils]: 24: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,666 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {3550#true} {3550#true} #57#return; {3550#true} is VALID [2020-07-10 14:57:01,666 INFO L280 TraceCheckUtils]: 26: Hoare triple {3550#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3550#true} is VALID [2020-07-10 14:57:01,667 INFO L263 TraceCheckUtils]: 27: Hoare triple {3550#true} call #t~ret1 := fibo2(~n - 2); {3550#true} is VALID [2020-07-10 14:57:01,667 INFO L280 TraceCheckUtils]: 28: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,667 INFO L280 TraceCheckUtils]: 29: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,667 INFO L280 TraceCheckUtils]: 30: Hoare triple {3550#true} assume 1 == ~n;#res := 1; {3550#true} is VALID [2020-07-10 14:57:01,667 INFO L280 TraceCheckUtils]: 31: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,668 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {3550#true} {3550#true} #59#return; {3550#true} is VALID [2020-07-10 14:57:01,668 INFO L280 TraceCheckUtils]: 33: Hoare triple {3550#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3550#true} is VALID [2020-07-10 14:57:01,668 INFO L280 TraceCheckUtils]: 34: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,668 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {3550#true} {3550#true} #53#return; {3550#true} is VALID [2020-07-10 14:57:01,669 INFO L280 TraceCheckUtils]: 36: Hoare triple {3550#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3550#true} is VALID [2020-07-10 14:57:01,669 INFO L263 TraceCheckUtils]: 37: Hoare triple {3550#true} call #t~ret3 := fibo1(~n - 2); {3550#true} is VALID [2020-07-10 14:57:01,669 INFO L280 TraceCheckUtils]: 38: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,669 INFO L280 TraceCheckUtils]: 39: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,669 INFO L280 TraceCheckUtils]: 40: Hoare triple {3550#true} assume 1 == ~n;#res := 1; {3550#true} is VALID [2020-07-10 14:57:01,670 INFO L280 TraceCheckUtils]: 41: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,670 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {3550#true} {3550#true} #55#return; {3550#true} is VALID [2020-07-10 14:57:01,670 INFO L280 TraceCheckUtils]: 43: Hoare triple {3550#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3550#true} is VALID [2020-07-10 14:57:01,670 INFO L280 TraceCheckUtils]: 44: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,670 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {3550#true} {3551#false} #59#return; {3551#false} is VALID [2020-07-10 14:57:01,672 INFO L280 TraceCheckUtils]: 0: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,673 INFO L280 TraceCheckUtils]: 1: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,673 INFO L280 TraceCheckUtils]: 2: Hoare triple {3550#true} assume !(1 == ~n); {3550#true} is VALID [2020-07-10 14:57:01,673 INFO L263 TraceCheckUtils]: 3: Hoare triple {3550#true} call #t~ret0 := fibo2(~n - 1); {3550#true} is VALID [2020-07-10 14:57:01,673 INFO L280 TraceCheckUtils]: 4: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,673 INFO L280 TraceCheckUtils]: 5: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,674 INFO L280 TraceCheckUtils]: 6: Hoare triple {3550#true} assume !(1 == ~n); {3550#true} is VALID [2020-07-10 14:57:01,674 INFO L263 TraceCheckUtils]: 7: Hoare triple {3550#true} call #t~ret2 := fibo1(~n - 1); {3550#true} is VALID [2020-07-10 14:57:01,675 INFO L280 TraceCheckUtils]: 8: Hoare triple {3550#true} ~n := #in~n; {3786#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,675 INFO L280 TraceCheckUtils]: 9: Hoare triple {3786#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {3786#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,676 INFO L280 TraceCheckUtils]: 10: Hoare triple {3786#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {3786#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,676 INFO L263 TraceCheckUtils]: 11: Hoare triple {3786#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {3550#true} is VALID [2020-07-10 14:57:01,677 INFO L280 TraceCheckUtils]: 12: Hoare triple {3550#true} ~n := #in~n; {3811#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,678 INFO L280 TraceCheckUtils]: 13: Hoare triple {3811#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {3812#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-10 14:57:01,679 INFO L280 TraceCheckUtils]: 14: Hoare triple {3812#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {3813#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,679 INFO L263 TraceCheckUtils]: 15: Hoare triple {3813#(<= 2 |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {3550#true} is VALID [2020-07-10 14:57:01,679 INFO L280 TraceCheckUtils]: 16: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,680 INFO L280 TraceCheckUtils]: 17: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,680 INFO L280 TraceCheckUtils]: 18: Hoare triple {3550#true} assume 1 == ~n;#res := 1; {3550#true} is VALID [2020-07-10 14:57:01,680 INFO L280 TraceCheckUtils]: 19: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,681 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3550#true} {3813#(<= 2 |fibo2_#in~n|)} #53#return; {3813#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,682 INFO L280 TraceCheckUtils]: 21: Hoare triple {3813#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3813#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,682 INFO L263 TraceCheckUtils]: 22: Hoare triple {3813#(<= 2 |fibo2_#in~n|)} call #t~ret3 := fibo1(~n - 2); {3550#true} is VALID [2020-07-10 14:57:01,682 INFO L280 TraceCheckUtils]: 23: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,682 INFO L280 TraceCheckUtils]: 24: Hoare triple {3550#true} assume ~n < 1;#res := 0; {3550#true} is VALID [2020-07-10 14:57:01,682 INFO L280 TraceCheckUtils]: 25: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,683 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {3550#true} {3813#(<= 2 |fibo2_#in~n|)} #55#return; {3813#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,684 INFO L280 TraceCheckUtils]: 27: Hoare triple {3813#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3813#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,684 INFO L280 TraceCheckUtils]: 28: Hoare triple {3813#(<= 2 |fibo2_#in~n|)} assume true; {3813#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,686 INFO L275 TraceCheckUtils]: 29: Hoare quadruple {3813#(<= 2 |fibo2_#in~n|)} {3786#(= fibo1_~n |fibo1_#in~n|)} #57#return; {3805#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,686 INFO L280 TraceCheckUtils]: 30: Hoare triple {3805#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3805#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,687 INFO L263 TraceCheckUtils]: 31: Hoare triple {3805#(<= 3 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {3550#true} is VALID [2020-07-10 14:57:01,687 INFO L280 TraceCheckUtils]: 32: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,687 INFO L280 TraceCheckUtils]: 33: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,687 INFO L280 TraceCheckUtils]: 34: Hoare triple {3550#true} assume 1 == ~n;#res := 1; {3550#true} is VALID [2020-07-10 14:57:01,687 INFO L280 TraceCheckUtils]: 35: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,688 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {3550#true} {3805#(<= 3 |fibo1_#in~n|)} #59#return; {3805#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,689 INFO L280 TraceCheckUtils]: 37: Hoare triple {3805#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3805#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,689 INFO L280 TraceCheckUtils]: 38: Hoare triple {3805#(<= 3 |fibo1_#in~n|)} assume true; {3805#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,691 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {3805#(<= 3 |fibo1_#in~n|)} {3550#true} #53#return; {3780#(<= 4 fibo2_~n)} is VALID [2020-07-10 14:57:01,691 INFO L280 TraceCheckUtils]: 40: Hoare triple {3780#(<= 4 fibo2_~n)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3780#(<= 4 fibo2_~n)} is VALID [2020-07-10 14:57:01,692 INFO L263 TraceCheckUtils]: 41: Hoare triple {3780#(<= 4 fibo2_~n)} call #t~ret3 := fibo1(~n - 2); {3550#true} is VALID [2020-07-10 14:57:01,692 INFO L280 TraceCheckUtils]: 42: Hoare triple {3550#true} ~n := #in~n; {3786#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,693 INFO L280 TraceCheckUtils]: 43: Hoare triple {3786#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {3786#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,693 INFO L280 TraceCheckUtils]: 44: Hoare triple {3786#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {3823#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:01,694 INFO L280 TraceCheckUtils]: 45: Hoare triple {3823#(<= |fibo1_#in~n| 1)} assume true; {3823#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:01,695 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3823#(<= |fibo1_#in~n| 1)} {3780#(<= 4 fibo2_~n)} #55#return; {3551#false} is VALID [2020-07-10 14:57:01,695 INFO L280 TraceCheckUtils]: 47: Hoare triple {3551#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3551#false} is VALID [2020-07-10 14:57:01,696 INFO L280 TraceCheckUtils]: 48: Hoare triple {3551#false} assume true; {3551#false} is VALID [2020-07-10 14:57:01,696 INFO L275 TraceCheckUtils]: 49: Hoare quadruple {3551#false} {3550#true} #57#return; {3551#false} is VALID [2020-07-10 14:57:01,696 INFO L280 TraceCheckUtils]: 50: Hoare triple {3551#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3551#false} is VALID [2020-07-10 14:57:01,696 INFO L263 TraceCheckUtils]: 51: Hoare triple {3551#false} call #t~ret1 := fibo2(~n - 2); {3550#true} is VALID [2020-07-10 14:57:01,696 INFO L280 TraceCheckUtils]: 52: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,697 INFO L280 TraceCheckUtils]: 53: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,697 INFO L280 TraceCheckUtils]: 54: Hoare triple {3550#true} assume !(1 == ~n); {3550#true} is VALID [2020-07-10 14:57:01,697 INFO L263 TraceCheckUtils]: 55: Hoare triple {3550#true} call #t~ret2 := fibo1(~n - 1); {3550#true} is VALID [2020-07-10 14:57:01,697 INFO L280 TraceCheckUtils]: 56: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,697 INFO L280 TraceCheckUtils]: 57: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,698 INFO L280 TraceCheckUtils]: 58: Hoare triple {3550#true} assume !(1 == ~n); {3550#true} is VALID [2020-07-10 14:57:01,698 INFO L263 TraceCheckUtils]: 59: Hoare triple {3550#true} call #t~ret0 := fibo2(~n - 1); {3550#true} is VALID [2020-07-10 14:57:01,698 INFO L280 TraceCheckUtils]: 60: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,698 INFO L280 TraceCheckUtils]: 61: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,698 INFO L280 TraceCheckUtils]: 62: Hoare triple {3550#true} assume !(1 == ~n); {3550#true} is VALID [2020-07-10 14:57:01,699 INFO L263 TraceCheckUtils]: 63: Hoare triple {3550#true} call #t~ret2 := fibo1(~n - 1); {3550#true} is VALID [2020-07-10 14:57:01,699 INFO L280 TraceCheckUtils]: 64: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,699 INFO L280 TraceCheckUtils]: 65: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,699 INFO L280 TraceCheckUtils]: 66: Hoare triple {3550#true} assume 1 == ~n;#res := 1; {3550#true} is VALID [2020-07-10 14:57:01,699 INFO L280 TraceCheckUtils]: 67: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,700 INFO L275 TraceCheckUtils]: 68: Hoare quadruple {3550#true} {3550#true} #53#return; {3550#true} is VALID [2020-07-10 14:57:01,700 INFO L280 TraceCheckUtils]: 69: Hoare triple {3550#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3550#true} is VALID [2020-07-10 14:57:01,700 INFO L263 TraceCheckUtils]: 70: Hoare triple {3550#true} call #t~ret3 := fibo1(~n - 2); {3550#true} is VALID [2020-07-10 14:57:01,700 INFO L280 TraceCheckUtils]: 71: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,701 INFO L280 TraceCheckUtils]: 72: Hoare triple {3550#true} assume ~n < 1;#res := 0; {3550#true} is VALID [2020-07-10 14:57:01,701 INFO L280 TraceCheckUtils]: 73: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,701 INFO L275 TraceCheckUtils]: 74: Hoare quadruple {3550#true} {3550#true} #55#return; {3550#true} is VALID [2020-07-10 14:57:01,701 INFO L280 TraceCheckUtils]: 75: Hoare triple {3550#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3550#true} is VALID [2020-07-10 14:57:01,702 INFO L280 TraceCheckUtils]: 76: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,702 INFO L275 TraceCheckUtils]: 77: Hoare quadruple {3550#true} {3550#true} #57#return; {3550#true} is VALID [2020-07-10 14:57:01,702 INFO L280 TraceCheckUtils]: 78: Hoare triple {3550#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3550#true} is VALID [2020-07-10 14:57:01,703 INFO L263 TraceCheckUtils]: 79: Hoare triple {3550#true} call #t~ret1 := fibo2(~n - 2); {3550#true} is VALID [2020-07-10 14:57:01,703 INFO L280 TraceCheckUtils]: 80: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,703 INFO L280 TraceCheckUtils]: 81: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,703 INFO L280 TraceCheckUtils]: 82: Hoare triple {3550#true} assume 1 == ~n;#res := 1; {3550#true} is VALID [2020-07-10 14:57:01,704 INFO L280 TraceCheckUtils]: 83: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,704 INFO L275 TraceCheckUtils]: 84: Hoare quadruple {3550#true} {3550#true} #59#return; {3550#true} is VALID [2020-07-10 14:57:01,704 INFO L280 TraceCheckUtils]: 85: Hoare triple {3550#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3550#true} is VALID [2020-07-10 14:57:01,704 INFO L280 TraceCheckUtils]: 86: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,705 INFO L275 TraceCheckUtils]: 87: Hoare quadruple {3550#true} {3550#true} #53#return; {3550#true} is VALID [2020-07-10 14:57:01,705 INFO L280 TraceCheckUtils]: 88: Hoare triple {3550#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3550#true} is VALID [2020-07-10 14:57:01,705 INFO L263 TraceCheckUtils]: 89: Hoare triple {3550#true} call #t~ret3 := fibo1(~n - 2); {3550#true} is VALID [2020-07-10 14:57:01,705 INFO L280 TraceCheckUtils]: 90: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,705 INFO L280 TraceCheckUtils]: 91: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,705 INFO L280 TraceCheckUtils]: 92: Hoare triple {3550#true} assume 1 == ~n;#res := 1; {3550#true} is VALID [2020-07-10 14:57:01,706 INFO L280 TraceCheckUtils]: 93: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,706 INFO L275 TraceCheckUtils]: 94: Hoare quadruple {3550#true} {3550#true} #55#return; {3550#true} is VALID [2020-07-10 14:57:01,706 INFO L280 TraceCheckUtils]: 95: Hoare triple {3550#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3550#true} is VALID [2020-07-10 14:57:01,706 INFO L280 TraceCheckUtils]: 96: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,707 INFO L275 TraceCheckUtils]: 97: Hoare quadruple {3550#true} {3551#false} #59#return; {3551#false} is VALID [2020-07-10 14:57:01,707 INFO L280 TraceCheckUtils]: 98: Hoare triple {3551#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3551#false} is VALID [2020-07-10 14:57:01,707 INFO L280 TraceCheckUtils]: 99: Hoare triple {3551#false} assume true; {3551#false} is VALID [2020-07-10 14:57:01,707 INFO L275 TraceCheckUtils]: 100: Hoare quadruple {3551#false} {3554#(<= 5 main_~x~0)} #51#return; {3551#false} is VALID [2020-07-10 14:57:01,716 INFO L263 TraceCheckUtils]: 0: Hoare triple {3550#true} call ULTIMATE.init(); {3550#true} is VALID [2020-07-10 14:57:01,717 INFO L280 TraceCheckUtils]: 1: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,717 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3550#true} {3550#true} #47#return; {3550#true} is VALID [2020-07-10 14:57:01,717 INFO L263 TraceCheckUtils]: 3: Hoare triple {3550#true} call #t~ret5 := main(); {3550#true} is VALID [2020-07-10 14:57:01,718 INFO L280 TraceCheckUtils]: 4: Hoare triple {3550#true} ~x~0 := 5; {3554#(<= 5 main_~x~0)} is VALID [2020-07-10 14:57:01,718 INFO L263 TraceCheckUtils]: 5: Hoare triple {3554#(<= 5 main_~x~0)} call #t~ret4 := fibo1(~x~0); {3550#true} is VALID [2020-07-10 14:57:01,719 INFO L280 TraceCheckUtils]: 6: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,719 INFO L280 TraceCheckUtils]: 7: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,719 INFO L280 TraceCheckUtils]: 8: Hoare triple {3550#true} assume !(1 == ~n); {3550#true} is VALID [2020-07-10 14:57:01,719 INFO L263 TraceCheckUtils]: 9: Hoare triple {3550#true} call #t~ret0 := fibo2(~n - 1); {3550#true} is VALID [2020-07-10 14:57:01,720 INFO L280 TraceCheckUtils]: 10: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,720 INFO L280 TraceCheckUtils]: 11: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,720 INFO L280 TraceCheckUtils]: 12: Hoare triple {3550#true} assume !(1 == ~n); {3550#true} is VALID [2020-07-10 14:57:01,720 INFO L263 TraceCheckUtils]: 13: Hoare triple {3550#true} call #t~ret2 := fibo1(~n - 1); {3550#true} is VALID [2020-07-10 14:57:01,721 INFO L280 TraceCheckUtils]: 14: Hoare triple {3550#true} ~n := #in~n; {3786#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,721 INFO L280 TraceCheckUtils]: 15: Hoare triple {3786#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {3786#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,722 INFO L280 TraceCheckUtils]: 16: Hoare triple {3786#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {3786#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,722 INFO L263 TraceCheckUtils]: 17: Hoare triple {3786#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {3550#true} is VALID [2020-07-10 14:57:01,723 INFO L280 TraceCheckUtils]: 18: Hoare triple {3550#true} ~n := #in~n; {3811#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,724 INFO L280 TraceCheckUtils]: 19: Hoare triple {3811#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {3812#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-10 14:57:01,724 INFO L280 TraceCheckUtils]: 20: Hoare triple {3812#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {3813#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,725 INFO L263 TraceCheckUtils]: 21: Hoare triple {3813#(<= 2 |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {3550#true} is VALID [2020-07-10 14:57:01,725 INFO L280 TraceCheckUtils]: 22: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,725 INFO L280 TraceCheckUtils]: 23: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,725 INFO L280 TraceCheckUtils]: 24: Hoare triple {3550#true} assume 1 == ~n;#res := 1; {3550#true} is VALID [2020-07-10 14:57:01,725 INFO L280 TraceCheckUtils]: 25: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,726 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {3550#true} {3813#(<= 2 |fibo2_#in~n|)} #53#return; {3813#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,727 INFO L280 TraceCheckUtils]: 27: Hoare triple {3813#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3813#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,727 INFO L263 TraceCheckUtils]: 28: Hoare triple {3813#(<= 2 |fibo2_#in~n|)} call #t~ret3 := fibo1(~n - 2); {3550#true} is VALID [2020-07-10 14:57:01,727 INFO L280 TraceCheckUtils]: 29: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,727 INFO L280 TraceCheckUtils]: 30: Hoare triple {3550#true} assume ~n < 1;#res := 0; {3550#true} is VALID [2020-07-10 14:57:01,727 INFO L280 TraceCheckUtils]: 31: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,728 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {3550#true} {3813#(<= 2 |fibo2_#in~n|)} #55#return; {3813#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,729 INFO L280 TraceCheckUtils]: 33: Hoare triple {3813#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3813#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,729 INFO L280 TraceCheckUtils]: 34: Hoare triple {3813#(<= 2 |fibo2_#in~n|)} assume true; {3813#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:01,731 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {3813#(<= 2 |fibo2_#in~n|)} {3786#(= fibo1_~n |fibo1_#in~n|)} #57#return; {3805#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,731 INFO L280 TraceCheckUtils]: 36: Hoare triple {3805#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3805#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,731 INFO L263 TraceCheckUtils]: 37: Hoare triple {3805#(<= 3 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {3550#true} is VALID [2020-07-10 14:57:01,732 INFO L280 TraceCheckUtils]: 38: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,732 INFO L280 TraceCheckUtils]: 39: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,732 INFO L280 TraceCheckUtils]: 40: Hoare triple {3550#true} assume 1 == ~n;#res := 1; {3550#true} is VALID [2020-07-10 14:57:01,732 INFO L280 TraceCheckUtils]: 41: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,733 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {3550#true} {3805#(<= 3 |fibo1_#in~n|)} #59#return; {3805#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,734 INFO L280 TraceCheckUtils]: 43: Hoare triple {3805#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3805#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,734 INFO L280 TraceCheckUtils]: 44: Hoare triple {3805#(<= 3 |fibo1_#in~n|)} assume true; {3805#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,735 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {3805#(<= 3 |fibo1_#in~n|)} {3550#true} #53#return; {3780#(<= 4 fibo2_~n)} is VALID [2020-07-10 14:57:01,736 INFO L280 TraceCheckUtils]: 46: Hoare triple {3780#(<= 4 fibo2_~n)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3780#(<= 4 fibo2_~n)} is VALID [2020-07-10 14:57:01,736 INFO L263 TraceCheckUtils]: 47: Hoare triple {3780#(<= 4 fibo2_~n)} call #t~ret3 := fibo1(~n - 2); {3550#true} is VALID [2020-07-10 14:57:01,736 INFO L280 TraceCheckUtils]: 48: Hoare triple {3550#true} ~n := #in~n; {3786#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,737 INFO L280 TraceCheckUtils]: 49: Hoare triple {3786#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {3786#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:01,738 INFO L280 TraceCheckUtils]: 50: Hoare triple {3786#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {3823#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:01,738 INFO L280 TraceCheckUtils]: 51: Hoare triple {3823#(<= |fibo1_#in~n| 1)} assume true; {3823#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:01,739 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3823#(<= |fibo1_#in~n| 1)} {3780#(<= 4 fibo2_~n)} #55#return; {3551#false} is VALID [2020-07-10 14:57:01,739 INFO L280 TraceCheckUtils]: 53: Hoare triple {3551#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3551#false} is VALID [2020-07-10 14:57:01,740 INFO L280 TraceCheckUtils]: 54: Hoare triple {3551#false} assume true; {3551#false} is VALID [2020-07-10 14:57:01,740 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {3551#false} {3550#true} #57#return; {3551#false} is VALID [2020-07-10 14:57:01,740 INFO L280 TraceCheckUtils]: 56: Hoare triple {3551#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3551#false} is VALID [2020-07-10 14:57:01,740 INFO L263 TraceCheckUtils]: 57: Hoare triple {3551#false} call #t~ret1 := fibo2(~n - 2); {3550#true} is VALID [2020-07-10 14:57:01,740 INFO L280 TraceCheckUtils]: 58: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,741 INFO L280 TraceCheckUtils]: 59: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,741 INFO L280 TraceCheckUtils]: 60: Hoare triple {3550#true} assume !(1 == ~n); {3550#true} is VALID [2020-07-10 14:57:01,741 INFO L263 TraceCheckUtils]: 61: Hoare triple {3550#true} call #t~ret2 := fibo1(~n - 1); {3550#true} is VALID [2020-07-10 14:57:01,741 INFO L280 TraceCheckUtils]: 62: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,741 INFO L280 TraceCheckUtils]: 63: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,742 INFO L280 TraceCheckUtils]: 64: Hoare triple {3550#true} assume !(1 == ~n); {3550#true} is VALID [2020-07-10 14:57:01,742 INFO L263 TraceCheckUtils]: 65: Hoare triple {3550#true} call #t~ret0 := fibo2(~n - 1); {3550#true} is VALID [2020-07-10 14:57:01,742 INFO L280 TraceCheckUtils]: 66: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,742 INFO L280 TraceCheckUtils]: 67: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,742 INFO L280 TraceCheckUtils]: 68: Hoare triple {3550#true} assume !(1 == ~n); {3550#true} is VALID [2020-07-10 14:57:01,742 INFO L263 TraceCheckUtils]: 69: Hoare triple {3550#true} call #t~ret2 := fibo1(~n - 1); {3550#true} is VALID [2020-07-10 14:57:01,743 INFO L280 TraceCheckUtils]: 70: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,743 INFO L280 TraceCheckUtils]: 71: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,743 INFO L280 TraceCheckUtils]: 72: Hoare triple {3550#true} assume 1 == ~n;#res := 1; {3550#true} is VALID [2020-07-10 14:57:01,743 INFO L280 TraceCheckUtils]: 73: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,743 INFO L275 TraceCheckUtils]: 74: Hoare quadruple {3550#true} {3550#true} #53#return; {3550#true} is VALID [2020-07-10 14:57:01,744 INFO L280 TraceCheckUtils]: 75: Hoare triple {3550#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3550#true} is VALID [2020-07-10 14:57:01,744 INFO L263 TraceCheckUtils]: 76: Hoare triple {3550#true} call #t~ret3 := fibo1(~n - 2); {3550#true} is VALID [2020-07-10 14:57:01,744 INFO L280 TraceCheckUtils]: 77: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,744 INFO L280 TraceCheckUtils]: 78: Hoare triple {3550#true} assume ~n < 1;#res := 0; {3550#true} is VALID [2020-07-10 14:57:01,744 INFO L280 TraceCheckUtils]: 79: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,745 INFO L275 TraceCheckUtils]: 80: Hoare quadruple {3550#true} {3550#true} #55#return; {3550#true} is VALID [2020-07-10 14:57:01,745 INFO L280 TraceCheckUtils]: 81: Hoare triple {3550#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3550#true} is VALID [2020-07-10 14:57:01,745 INFO L280 TraceCheckUtils]: 82: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,745 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {3550#true} {3550#true} #57#return; {3550#true} is VALID [2020-07-10 14:57:01,745 INFO L280 TraceCheckUtils]: 84: Hoare triple {3550#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3550#true} is VALID [2020-07-10 14:57:01,745 INFO L263 TraceCheckUtils]: 85: Hoare triple {3550#true} call #t~ret1 := fibo2(~n - 2); {3550#true} is VALID [2020-07-10 14:57:01,746 INFO L280 TraceCheckUtils]: 86: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,746 INFO L280 TraceCheckUtils]: 87: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,746 INFO L280 TraceCheckUtils]: 88: Hoare triple {3550#true} assume 1 == ~n;#res := 1; {3550#true} is VALID [2020-07-10 14:57:01,746 INFO L280 TraceCheckUtils]: 89: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,746 INFO L275 TraceCheckUtils]: 90: Hoare quadruple {3550#true} {3550#true} #59#return; {3550#true} is VALID [2020-07-10 14:57:01,747 INFO L280 TraceCheckUtils]: 91: Hoare triple {3550#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3550#true} is VALID [2020-07-10 14:57:01,747 INFO L280 TraceCheckUtils]: 92: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,747 INFO L275 TraceCheckUtils]: 93: Hoare quadruple {3550#true} {3550#true} #53#return; {3550#true} is VALID [2020-07-10 14:57:01,747 INFO L280 TraceCheckUtils]: 94: Hoare triple {3550#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3550#true} is VALID [2020-07-10 14:57:01,747 INFO L263 TraceCheckUtils]: 95: Hoare triple {3550#true} call #t~ret3 := fibo1(~n - 2); {3550#true} is VALID [2020-07-10 14:57:01,747 INFO L280 TraceCheckUtils]: 96: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:01,748 INFO L280 TraceCheckUtils]: 97: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:01,748 INFO L280 TraceCheckUtils]: 98: Hoare triple {3550#true} assume 1 == ~n;#res := 1; {3550#true} is VALID [2020-07-10 14:57:01,748 INFO L280 TraceCheckUtils]: 99: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,748 INFO L275 TraceCheckUtils]: 100: Hoare quadruple {3550#true} {3550#true} #55#return; {3550#true} is VALID [2020-07-10 14:57:01,748 INFO L280 TraceCheckUtils]: 101: Hoare triple {3550#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3550#true} is VALID [2020-07-10 14:57:01,749 INFO L280 TraceCheckUtils]: 102: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:01,749 INFO L275 TraceCheckUtils]: 103: Hoare quadruple {3550#true} {3551#false} #59#return; {3551#false} is VALID [2020-07-10 14:57:01,749 INFO L280 TraceCheckUtils]: 104: Hoare triple {3551#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3551#false} is VALID [2020-07-10 14:57:01,749 INFO L280 TraceCheckUtils]: 105: Hoare triple {3551#false} assume true; {3551#false} is VALID [2020-07-10 14:57:01,749 INFO L275 TraceCheckUtils]: 106: Hoare quadruple {3551#false} {3554#(<= 5 main_~x~0)} #51#return; {3551#false} is VALID [2020-07-10 14:57:01,750 INFO L280 TraceCheckUtils]: 107: Hoare triple {3551#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {3551#false} is VALID [2020-07-10 14:57:01,750 INFO L280 TraceCheckUtils]: 108: Hoare triple {3551#false} assume 5 != ~result~0; {3551#false} is VALID [2020-07-10 14:57:01,750 INFO L280 TraceCheckUtils]: 109: Hoare triple {3551#false} assume !false; {3551#false} is VALID [2020-07-10 14:57:01,758 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 44 proven. 79 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2020-07-10 14:57:01,758 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887518480] [2020-07-10 14:57:01,759 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1750689564] [2020-07-10 14:57:01,759 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 [2020-07-10 14:57:01,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:01,805 INFO L264 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-10 14:57:01,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:01,826 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:57:02,021 INFO L263 TraceCheckUtils]: 0: Hoare triple {3550#true} call ULTIMATE.init(); {3550#true} is VALID [2020-07-10 14:57:02,021 INFO L280 TraceCheckUtils]: 1: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:02,022 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3550#true} {3550#true} #47#return; {3550#true} is VALID [2020-07-10 14:57:02,022 INFO L263 TraceCheckUtils]: 3: Hoare triple {3550#true} call #t~ret5 := main(); {3550#true} is VALID [2020-07-10 14:57:02,022 INFO L280 TraceCheckUtils]: 4: Hoare triple {3550#true} ~x~0 := 5; {3554#(<= 5 main_~x~0)} is VALID [2020-07-10 14:57:02,023 INFO L263 TraceCheckUtils]: 5: Hoare triple {3554#(<= 5 main_~x~0)} call #t~ret4 := fibo1(~x~0); {3550#true} is VALID [2020-07-10 14:57:02,023 INFO L280 TraceCheckUtils]: 6: Hoare triple {3550#true} ~n := #in~n; {3914#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-10 14:57:02,023 INFO L280 TraceCheckUtils]: 7: Hoare triple {3914#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {3914#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-10 14:57:02,024 INFO L280 TraceCheckUtils]: 8: Hoare triple {3914#(<= |fibo1_#in~n| fibo1_~n)} assume !(1 == ~n); {3914#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-10 14:57:02,024 INFO L263 TraceCheckUtils]: 9: Hoare triple {3914#(<= |fibo1_#in~n| fibo1_~n)} call #t~ret0 := fibo2(~n - 1); {3550#true} is VALID [2020-07-10 14:57:02,024 INFO L280 TraceCheckUtils]: 10: Hoare triple {3550#true} ~n := #in~n; {3927#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-10 14:57:02,025 INFO L280 TraceCheckUtils]: 11: Hoare triple {3927#(<= |fibo2_#in~n| fibo2_~n)} assume !(~n < 1); {3927#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-10 14:57:02,025 INFO L280 TraceCheckUtils]: 12: Hoare triple {3927#(<= |fibo2_#in~n| fibo2_~n)} assume !(1 == ~n); {3927#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-10 14:57:02,025 INFO L263 TraceCheckUtils]: 13: Hoare triple {3927#(<= |fibo2_#in~n| fibo2_~n)} call #t~ret2 := fibo1(~n - 1); {3550#true} is VALID [2020-07-10 14:57:02,025 INFO L280 TraceCheckUtils]: 14: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:02,026 INFO L280 TraceCheckUtils]: 15: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:02,026 INFO L280 TraceCheckUtils]: 16: Hoare triple {3550#true} assume !(1 == ~n); {3550#true} is VALID [2020-07-10 14:57:02,026 INFO L263 TraceCheckUtils]: 17: Hoare triple {3550#true} call #t~ret0 := fibo2(~n - 1); {3550#true} is VALID [2020-07-10 14:57:02,026 INFO L280 TraceCheckUtils]: 18: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:02,026 INFO L280 TraceCheckUtils]: 19: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:02,027 INFO L280 TraceCheckUtils]: 20: Hoare triple {3550#true} assume !(1 == ~n); {3550#true} is VALID [2020-07-10 14:57:02,027 INFO L263 TraceCheckUtils]: 21: Hoare triple {3550#true} call #t~ret2 := fibo1(~n - 1); {3550#true} is VALID [2020-07-10 14:57:02,027 INFO L280 TraceCheckUtils]: 22: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:02,027 INFO L280 TraceCheckUtils]: 23: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:02,027 INFO L280 TraceCheckUtils]: 24: Hoare triple {3550#true} assume 1 == ~n;#res := 1; {3550#true} is VALID [2020-07-10 14:57:02,027 INFO L280 TraceCheckUtils]: 25: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:02,028 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {3550#true} {3550#true} #53#return; {3550#true} is VALID [2020-07-10 14:57:02,028 INFO L280 TraceCheckUtils]: 27: Hoare triple {3550#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3550#true} is VALID [2020-07-10 14:57:02,028 INFO L263 TraceCheckUtils]: 28: Hoare triple {3550#true} call #t~ret3 := fibo1(~n - 2); {3550#true} is VALID [2020-07-10 14:57:02,028 INFO L280 TraceCheckUtils]: 29: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:02,028 INFO L280 TraceCheckUtils]: 30: Hoare triple {3550#true} assume ~n < 1;#res := 0; {3550#true} is VALID [2020-07-10 14:57:02,029 INFO L280 TraceCheckUtils]: 31: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:02,029 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {3550#true} {3550#true} #55#return; {3550#true} is VALID [2020-07-10 14:57:02,029 INFO L280 TraceCheckUtils]: 33: Hoare triple {3550#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3550#true} is VALID [2020-07-10 14:57:02,029 INFO L280 TraceCheckUtils]: 34: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:02,029 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {3550#true} {3550#true} #57#return; {3550#true} is VALID [2020-07-10 14:57:02,029 INFO L280 TraceCheckUtils]: 36: Hoare triple {3550#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3550#true} is VALID [2020-07-10 14:57:02,030 INFO L263 TraceCheckUtils]: 37: Hoare triple {3550#true} call #t~ret1 := fibo2(~n - 2); {3550#true} is VALID [2020-07-10 14:57:02,030 INFO L280 TraceCheckUtils]: 38: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:02,030 INFO L280 TraceCheckUtils]: 39: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:02,030 INFO L280 TraceCheckUtils]: 40: Hoare triple {3550#true} assume 1 == ~n;#res := 1; {3550#true} is VALID [2020-07-10 14:57:02,030 INFO L280 TraceCheckUtils]: 41: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:02,031 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {3550#true} {3550#true} #59#return; {3550#true} is VALID [2020-07-10 14:57:02,031 INFO L280 TraceCheckUtils]: 43: Hoare triple {3550#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3550#true} is VALID [2020-07-10 14:57:02,031 INFO L280 TraceCheckUtils]: 44: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:02,032 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {3550#true} {3927#(<= |fibo2_#in~n| fibo2_~n)} #53#return; {3927#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-10 14:57:02,033 INFO L280 TraceCheckUtils]: 46: Hoare triple {3927#(<= |fibo2_#in~n| fibo2_~n)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3927#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-10 14:57:02,033 INFO L263 TraceCheckUtils]: 47: Hoare triple {3927#(<= |fibo2_#in~n| fibo2_~n)} call #t~ret3 := fibo1(~n - 2); {3550#true} is VALID [2020-07-10 14:57:02,034 INFO L280 TraceCheckUtils]: 48: Hoare triple {3550#true} ~n := #in~n; {3914#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-10 14:57:02,034 INFO L280 TraceCheckUtils]: 49: Hoare triple {3914#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {3914#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-10 14:57:02,035 INFO L280 TraceCheckUtils]: 50: Hoare triple {3914#(<= |fibo1_#in~n| fibo1_~n)} assume 1 == ~n;#res := 1; {3823#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:02,035 INFO L280 TraceCheckUtils]: 51: Hoare triple {3823#(<= |fibo1_#in~n| 1)} assume true; {3823#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:02,036 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3823#(<= |fibo1_#in~n| 1)} {3927#(<= |fibo2_#in~n| fibo2_~n)} #55#return; {4054#(<= |fibo2_#in~n| 3)} is VALID [2020-07-10 14:57:02,037 INFO L280 TraceCheckUtils]: 53: Hoare triple {4054#(<= |fibo2_#in~n| 3)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {4054#(<= |fibo2_#in~n| 3)} is VALID [2020-07-10 14:57:02,037 INFO L280 TraceCheckUtils]: 54: Hoare triple {4054#(<= |fibo2_#in~n| 3)} assume true; {4054#(<= |fibo2_#in~n| 3)} is VALID [2020-07-10 14:57:02,038 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {4054#(<= |fibo2_#in~n| 3)} {3914#(<= |fibo1_#in~n| fibo1_~n)} #57#return; {4064#(<= |fibo1_#in~n| 4)} is VALID [2020-07-10 14:57:02,039 INFO L280 TraceCheckUtils]: 56: Hoare triple {4064#(<= |fibo1_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4064#(<= |fibo1_#in~n| 4)} is VALID [2020-07-10 14:57:02,039 INFO L263 TraceCheckUtils]: 57: Hoare triple {4064#(<= |fibo1_#in~n| 4)} call #t~ret1 := fibo2(~n - 2); {3550#true} is VALID [2020-07-10 14:57:02,039 INFO L280 TraceCheckUtils]: 58: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:02,040 INFO L280 TraceCheckUtils]: 59: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:02,040 INFO L280 TraceCheckUtils]: 60: Hoare triple {3550#true} assume !(1 == ~n); {3550#true} is VALID [2020-07-10 14:57:02,040 INFO L263 TraceCheckUtils]: 61: Hoare triple {3550#true} call #t~ret2 := fibo1(~n - 1); {3550#true} is VALID [2020-07-10 14:57:02,040 INFO L280 TraceCheckUtils]: 62: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:02,040 INFO L280 TraceCheckUtils]: 63: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:02,040 INFO L280 TraceCheckUtils]: 64: Hoare triple {3550#true} assume !(1 == ~n); {3550#true} is VALID [2020-07-10 14:57:02,041 INFO L263 TraceCheckUtils]: 65: Hoare triple {3550#true} call #t~ret0 := fibo2(~n - 1); {3550#true} is VALID [2020-07-10 14:57:02,041 INFO L280 TraceCheckUtils]: 66: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:02,041 INFO L280 TraceCheckUtils]: 67: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:02,041 INFO L280 TraceCheckUtils]: 68: Hoare triple {3550#true} assume !(1 == ~n); {3550#true} is VALID [2020-07-10 14:57:02,041 INFO L263 TraceCheckUtils]: 69: Hoare triple {3550#true} call #t~ret2 := fibo1(~n - 1); {3550#true} is VALID [2020-07-10 14:57:02,042 INFO L280 TraceCheckUtils]: 70: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:02,042 INFO L280 TraceCheckUtils]: 71: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:02,042 INFO L280 TraceCheckUtils]: 72: Hoare triple {3550#true} assume 1 == ~n;#res := 1; {3550#true} is VALID [2020-07-10 14:57:02,042 INFO L280 TraceCheckUtils]: 73: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:02,042 INFO L275 TraceCheckUtils]: 74: Hoare quadruple {3550#true} {3550#true} #53#return; {3550#true} is VALID [2020-07-10 14:57:02,042 INFO L280 TraceCheckUtils]: 75: Hoare triple {3550#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3550#true} is VALID [2020-07-10 14:57:02,043 INFO L263 TraceCheckUtils]: 76: Hoare triple {3550#true} call #t~ret3 := fibo1(~n - 2); {3550#true} is VALID [2020-07-10 14:57:02,043 INFO L280 TraceCheckUtils]: 77: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:02,043 INFO L280 TraceCheckUtils]: 78: Hoare triple {3550#true} assume ~n < 1;#res := 0; {3550#true} is VALID [2020-07-10 14:57:02,043 INFO L280 TraceCheckUtils]: 79: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:02,043 INFO L275 TraceCheckUtils]: 80: Hoare quadruple {3550#true} {3550#true} #55#return; {3550#true} is VALID [2020-07-10 14:57:02,044 INFO L280 TraceCheckUtils]: 81: Hoare triple {3550#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3550#true} is VALID [2020-07-10 14:57:02,044 INFO L280 TraceCheckUtils]: 82: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:02,044 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {3550#true} {3550#true} #57#return; {3550#true} is VALID [2020-07-10 14:57:02,044 INFO L280 TraceCheckUtils]: 84: Hoare triple {3550#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {3550#true} is VALID [2020-07-10 14:57:02,044 INFO L263 TraceCheckUtils]: 85: Hoare triple {3550#true} call #t~ret1 := fibo2(~n - 2); {3550#true} is VALID [2020-07-10 14:57:02,044 INFO L280 TraceCheckUtils]: 86: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:02,045 INFO L280 TraceCheckUtils]: 87: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:02,045 INFO L280 TraceCheckUtils]: 88: Hoare triple {3550#true} assume 1 == ~n;#res := 1; {3550#true} is VALID [2020-07-10 14:57:02,045 INFO L280 TraceCheckUtils]: 89: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:02,045 INFO L275 TraceCheckUtils]: 90: Hoare quadruple {3550#true} {3550#true} #59#return; {3550#true} is VALID [2020-07-10 14:57:02,045 INFO L280 TraceCheckUtils]: 91: Hoare triple {3550#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {3550#true} is VALID [2020-07-10 14:57:02,046 INFO L280 TraceCheckUtils]: 92: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:02,046 INFO L275 TraceCheckUtils]: 93: Hoare quadruple {3550#true} {3550#true} #53#return; {3550#true} is VALID [2020-07-10 14:57:02,046 INFO L280 TraceCheckUtils]: 94: Hoare triple {3550#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {3550#true} is VALID [2020-07-10 14:57:02,046 INFO L263 TraceCheckUtils]: 95: Hoare triple {3550#true} call #t~ret3 := fibo1(~n - 2); {3550#true} is VALID [2020-07-10 14:57:02,046 INFO L280 TraceCheckUtils]: 96: Hoare triple {3550#true} ~n := #in~n; {3550#true} is VALID [2020-07-10 14:57:02,046 INFO L280 TraceCheckUtils]: 97: Hoare triple {3550#true} assume !(~n < 1); {3550#true} is VALID [2020-07-10 14:57:02,047 INFO L280 TraceCheckUtils]: 98: Hoare triple {3550#true} assume 1 == ~n;#res := 1; {3550#true} is VALID [2020-07-10 14:57:02,047 INFO L280 TraceCheckUtils]: 99: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:02,047 INFO L275 TraceCheckUtils]: 100: Hoare quadruple {3550#true} {3550#true} #55#return; {3550#true} is VALID [2020-07-10 14:57:02,047 INFO L280 TraceCheckUtils]: 101: Hoare triple {3550#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {3550#true} is VALID [2020-07-10 14:57:02,047 INFO L280 TraceCheckUtils]: 102: Hoare triple {3550#true} assume true; {3550#true} is VALID [2020-07-10 14:57:02,048 INFO L275 TraceCheckUtils]: 103: Hoare quadruple {3550#true} {4064#(<= |fibo1_#in~n| 4)} #59#return; {4064#(<= |fibo1_#in~n| 4)} is VALID [2020-07-10 14:57:02,049 INFO L280 TraceCheckUtils]: 104: Hoare triple {4064#(<= |fibo1_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4064#(<= |fibo1_#in~n| 4)} is VALID [2020-07-10 14:57:02,049 INFO L280 TraceCheckUtils]: 105: Hoare triple {4064#(<= |fibo1_#in~n| 4)} assume true; {4064#(<= |fibo1_#in~n| 4)} is VALID [2020-07-10 14:57:02,050 INFO L275 TraceCheckUtils]: 106: Hoare quadruple {4064#(<= |fibo1_#in~n| 4)} {3554#(<= 5 main_~x~0)} #51#return; {3551#false} is VALID [2020-07-10 14:57:02,051 INFO L280 TraceCheckUtils]: 107: Hoare triple {3551#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {3551#false} is VALID [2020-07-10 14:57:02,051 INFO L280 TraceCheckUtils]: 108: Hoare triple {3551#false} assume 5 != ~result~0; {3551#false} is VALID [2020-07-10 14:57:02,051 INFO L280 TraceCheckUtils]: 109: Hoare triple {3551#false} assume !false; {3551#false} is VALID [2020-07-10 14:57:02,060 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 36 proven. 58 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2020-07-10 14:57:02,060 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:57:02,061 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8] total 14 [2020-07-10 14:57:02,061 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408919180] [2020-07-10 14:57:02,062 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 110 [2020-07-10 14:57:02,072 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:57:02,073 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 14 states. [2020-07-10 14:57:02,183 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 89 edges. 89 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:57:02,183 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-07-10 14:57:02,183 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:57:02,184 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-07-10 14:57:02,184 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2020-07-10 14:57:02,184 INFO L87 Difference]: Start difference. First operand 112 states and 180 transitions. Second operand 14 states. [2020-07-10 14:57:04,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:04,016 INFO L93 Difference]: Finished difference Result 244 states and 474 transitions. [2020-07-10 14:57:04,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-07-10 14:57:04,017 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 110 [2020-07-10 14:57:04,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:57:04,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2020-07-10 14:57:04,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 152 transitions. [2020-07-10 14:57:04,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2020-07-10 14:57:04,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 152 transitions. [2020-07-10 14:57:04,027 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 20 states and 152 transitions. [2020-07-10 14:57:04,204 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 152 edges. 152 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:57:04,213 INFO L225 Difference]: With dead ends: 244 [2020-07-10 14:57:04,213 INFO L226 Difference]: Without dead ends: 123 [2020-07-10 14:57:04,215 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=91, Invalid=415, Unknown=0, NotChecked=0, Total=506 [2020-07-10 14:57:04,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2020-07-10 14:57:04,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 101. [2020-07-10 14:57:04,298 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:57:04,298 INFO L82 GeneralOperation]: Start isEquivalent. First operand 123 states. Second operand 101 states. [2020-07-10 14:57:04,298 INFO L74 IsIncluded]: Start isIncluded. First operand 123 states. Second operand 101 states. [2020-07-10 14:57:04,298 INFO L87 Difference]: Start difference. First operand 123 states. Second operand 101 states. [2020-07-10 14:57:04,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:04,308 INFO L93 Difference]: Finished difference Result 123 states and 189 transitions. [2020-07-10 14:57:04,308 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 189 transitions. [2020-07-10 14:57:04,309 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:04,309 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:04,309 INFO L74 IsIncluded]: Start isIncluded. First operand 101 states. Second operand 123 states. [2020-07-10 14:57:04,310 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 123 states. [2020-07-10 14:57:04,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:04,317 INFO L93 Difference]: Finished difference Result 123 states and 189 transitions. [2020-07-10 14:57:04,318 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 189 transitions. [2020-07-10 14:57:04,320 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:04,320 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:04,320 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:57:04,320 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:57:04,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2020-07-10 14:57:04,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 154 transitions. [2020-07-10 14:57:04,328 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 154 transitions. Word has length 110 [2020-07-10 14:57:04,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:57:04,328 INFO L479 AbstractCegarLoop]: Abstraction has 101 states and 154 transitions. [2020-07-10 14:57:04,329 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-07-10 14:57:04,329 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 154 transitions. [2020-07-10 14:57:04,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-07-10 14:57:04,332 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:57:04,332 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 10, 10, 10, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:57:04,546 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:57:04,547 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:57:04,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:57:04,548 INFO L82 PathProgramCache]: Analyzing trace with hash -1639039973, now seen corresponding path program 2 times [2020-07-10 14:57:04,548 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:57:04,549 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779101637] [2020-07-10 14:57:04,549 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:57:04,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:04,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:04,643 INFO L280 TraceCheckUtils]: 0: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:04,643 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4948#true} {4948#true} #47#return; {4948#true} is VALID [2020-07-10 14:57:04,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:04,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:04,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:04,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:04,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:04,854 INFO L280 TraceCheckUtils]: 0: Hoare triple {4948#true} ~n := #in~n; {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:04,855 INFO L280 TraceCheckUtils]: 1: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:04,855 INFO L280 TraceCheckUtils]: 2: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {5329#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:04,856 INFO L280 TraceCheckUtils]: 3: Hoare triple {5329#(<= |fibo1_#in~n| 1)} assume true; {5329#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:04,857 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {5329#(<= |fibo1_#in~n| 1)} {5318#(= fibo2_~n |fibo2_#in~n|)} #53#return; {5324#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:04,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:04,863 INFO L280 TraceCheckUtils]: 0: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:04,864 INFO L280 TraceCheckUtils]: 1: Hoare triple {4948#true} assume ~n < 1;#res := 0; {4948#true} is VALID [2020-07-10 14:57:04,864 INFO L280 TraceCheckUtils]: 2: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:04,865 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4948#true} {5324#(<= |fibo2_#in~n| 2)} #55#return; {5324#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:04,866 INFO L280 TraceCheckUtils]: 0: Hoare triple {4948#true} ~n := #in~n; {5318#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:04,866 INFO L280 TraceCheckUtils]: 1: Hoare triple {5318#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5318#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:04,866 INFO L280 TraceCheckUtils]: 2: Hoare triple {5318#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {5318#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:04,867 INFO L263 TraceCheckUtils]: 3: Hoare triple {5318#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {4948#true} is VALID [2020-07-10 14:57:04,873 INFO L280 TraceCheckUtils]: 4: Hoare triple {4948#true} ~n := #in~n; {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:04,873 INFO L280 TraceCheckUtils]: 5: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:04,874 INFO L280 TraceCheckUtils]: 6: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {5329#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:04,874 INFO L280 TraceCheckUtils]: 7: Hoare triple {5329#(<= |fibo1_#in~n| 1)} assume true; {5329#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:04,875 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {5329#(<= |fibo1_#in~n| 1)} {5318#(= fibo2_~n |fibo2_#in~n|)} #53#return; {5324#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:04,875 INFO L280 TraceCheckUtils]: 9: Hoare triple {5324#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {5324#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:04,876 INFO L263 TraceCheckUtils]: 10: Hoare triple {5324#(<= |fibo2_#in~n| 2)} call #t~ret3 := fibo1(~n - 2); {4948#true} is VALID [2020-07-10 14:57:04,876 INFO L280 TraceCheckUtils]: 11: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:04,876 INFO L280 TraceCheckUtils]: 12: Hoare triple {4948#true} assume ~n < 1;#res := 0; {4948#true} is VALID [2020-07-10 14:57:04,876 INFO L280 TraceCheckUtils]: 13: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:04,877 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {4948#true} {5324#(<= |fibo2_#in~n| 2)} #55#return; {5324#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:04,877 INFO L280 TraceCheckUtils]: 15: Hoare triple {5324#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {5324#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:04,877 INFO L280 TraceCheckUtils]: 16: Hoare triple {5324#(<= |fibo2_#in~n| 2)} assume true; {5324#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:04,878 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {5324#(<= |fibo2_#in~n| 2)} {5293#(= fibo1_~n |fibo1_#in~n|)} #57#return; {5312#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:04,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:04,892 INFO L280 TraceCheckUtils]: 0: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:04,892 INFO L280 TraceCheckUtils]: 1: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:04,893 INFO L280 TraceCheckUtils]: 2: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:04,893 INFO L280 TraceCheckUtils]: 3: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:04,895 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4948#true} {5312#(<= |fibo1_#in~n| 3)} #59#return; {5312#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:04,896 INFO L280 TraceCheckUtils]: 0: Hoare triple {4948#true} ~n := #in~n; {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:04,896 INFO L280 TraceCheckUtils]: 1: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:04,897 INFO L280 TraceCheckUtils]: 2: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:04,897 INFO L263 TraceCheckUtils]: 3: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {4948#true} is VALID [2020-07-10 14:57:04,898 INFO L280 TraceCheckUtils]: 4: Hoare triple {4948#true} ~n := #in~n; {5318#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:04,898 INFO L280 TraceCheckUtils]: 5: Hoare triple {5318#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5318#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:04,899 INFO L280 TraceCheckUtils]: 6: Hoare triple {5318#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {5318#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:04,899 INFO L263 TraceCheckUtils]: 7: Hoare triple {5318#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {4948#true} is VALID [2020-07-10 14:57:04,900 INFO L280 TraceCheckUtils]: 8: Hoare triple {4948#true} ~n := #in~n; {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:04,900 INFO L280 TraceCheckUtils]: 9: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:04,901 INFO L280 TraceCheckUtils]: 10: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {5329#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:04,902 INFO L280 TraceCheckUtils]: 11: Hoare triple {5329#(<= |fibo1_#in~n| 1)} assume true; {5329#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:04,903 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {5329#(<= |fibo1_#in~n| 1)} {5318#(= fibo2_~n |fibo2_#in~n|)} #53#return; {5324#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:04,904 INFO L280 TraceCheckUtils]: 13: Hoare triple {5324#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {5324#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:04,904 INFO L263 TraceCheckUtils]: 14: Hoare triple {5324#(<= |fibo2_#in~n| 2)} call #t~ret3 := fibo1(~n - 2); {4948#true} is VALID [2020-07-10 14:57:04,904 INFO L280 TraceCheckUtils]: 15: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:04,904 INFO L280 TraceCheckUtils]: 16: Hoare triple {4948#true} assume ~n < 1;#res := 0; {4948#true} is VALID [2020-07-10 14:57:04,905 INFO L280 TraceCheckUtils]: 17: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:04,906 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {4948#true} {5324#(<= |fibo2_#in~n| 2)} #55#return; {5324#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:04,906 INFO L280 TraceCheckUtils]: 19: Hoare triple {5324#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {5324#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:04,907 INFO L280 TraceCheckUtils]: 20: Hoare triple {5324#(<= |fibo2_#in~n| 2)} assume true; {5324#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:04,908 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {5324#(<= |fibo2_#in~n| 2)} {5293#(= fibo1_~n |fibo1_#in~n|)} #57#return; {5312#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:04,909 INFO L280 TraceCheckUtils]: 22: Hoare triple {5312#(<= |fibo1_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5312#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:04,909 INFO L263 TraceCheckUtils]: 23: Hoare triple {5312#(<= |fibo1_#in~n| 3)} call #t~ret1 := fibo2(~n - 2); {4948#true} is VALID [2020-07-10 14:57:04,909 INFO L280 TraceCheckUtils]: 24: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:04,910 INFO L280 TraceCheckUtils]: 25: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:04,910 INFO L280 TraceCheckUtils]: 26: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:04,910 INFO L280 TraceCheckUtils]: 27: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:04,911 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {4948#true} {5312#(<= |fibo1_#in~n| 3)} #59#return; {5312#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:04,911 INFO L280 TraceCheckUtils]: 29: Hoare triple {5312#(<= |fibo1_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {5312#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:04,912 INFO L280 TraceCheckUtils]: 30: Hoare triple {5312#(<= |fibo1_#in~n| 3)} assume true; {5312#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:04,913 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {5312#(<= |fibo1_#in~n| 3)} {4948#true} #53#return; {5260#(<= fibo2_~n 4)} is VALID [2020-07-10 14:57:04,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:04,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:05,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:05,011 INFO L280 TraceCheckUtils]: 0: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,011 INFO L280 TraceCheckUtils]: 1: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,011 INFO L280 TraceCheckUtils]: 2: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,012 INFO L280 TraceCheckUtils]: 3: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,013 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4948#true} {5355#(<= 2 |fibo2_#in~n|)} #53#return; {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:05,017 INFO L280 TraceCheckUtils]: 0: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,018 INFO L280 TraceCheckUtils]: 1: Hoare triple {4948#true} assume ~n < 1;#res := 0; {4948#true} is VALID [2020-07-10 14:57:05,018 INFO L280 TraceCheckUtils]: 2: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,019 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4948#true} {5355#(<= 2 |fibo2_#in~n|)} #55#return; {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,020 INFO L280 TraceCheckUtils]: 0: Hoare triple {4948#true} ~n := #in~n; {5318#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,021 INFO L280 TraceCheckUtils]: 1: Hoare triple {5318#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5354#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-10 14:57:05,022 INFO L280 TraceCheckUtils]: 2: Hoare triple {5354#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,022 INFO L263 TraceCheckUtils]: 3: Hoare triple {5355#(<= 2 |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,022 INFO L280 TraceCheckUtils]: 4: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,023 INFO L280 TraceCheckUtils]: 5: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,023 INFO L280 TraceCheckUtils]: 6: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,023 INFO L280 TraceCheckUtils]: 7: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,024 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {4948#true} {5355#(<= 2 |fibo2_#in~n|)} #53#return; {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,025 INFO L280 TraceCheckUtils]: 9: Hoare triple {5355#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,025 INFO L263 TraceCheckUtils]: 10: Hoare triple {5355#(<= 2 |fibo2_#in~n|)} call #t~ret3 := fibo1(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,025 INFO L280 TraceCheckUtils]: 11: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,025 INFO L280 TraceCheckUtils]: 12: Hoare triple {4948#true} assume ~n < 1;#res := 0; {4948#true} is VALID [2020-07-10 14:57:05,026 INFO L280 TraceCheckUtils]: 13: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,027 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {4948#true} {5355#(<= 2 |fibo2_#in~n|)} #55#return; {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,028 INFO L280 TraceCheckUtils]: 15: Hoare triple {5355#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,028 INFO L280 TraceCheckUtils]: 16: Hoare triple {5355#(<= 2 |fibo2_#in~n|)} assume true; {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,030 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {5355#(<= 2 |fibo2_#in~n|)} {5293#(= fibo1_~n |fibo1_#in~n|)} #57#return; {5348#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:05,047 INFO L280 TraceCheckUtils]: 0: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,047 INFO L280 TraceCheckUtils]: 1: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,047 INFO L280 TraceCheckUtils]: 2: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,048 INFO L280 TraceCheckUtils]: 3: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,048 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4948#true} {5348#(<= 3 |fibo1_#in~n|)} #59#return; {5348#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,049 INFO L280 TraceCheckUtils]: 0: Hoare triple {4948#true} ~n := #in~n; {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,050 INFO L280 TraceCheckUtils]: 1: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,050 INFO L280 TraceCheckUtils]: 2: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,050 INFO L263 TraceCheckUtils]: 3: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,051 INFO L280 TraceCheckUtils]: 4: Hoare triple {4948#true} ~n := #in~n; {5318#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,052 INFO L280 TraceCheckUtils]: 5: Hoare triple {5318#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5354#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-10 14:57:05,053 INFO L280 TraceCheckUtils]: 6: Hoare triple {5354#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,053 INFO L263 TraceCheckUtils]: 7: Hoare triple {5355#(<= 2 |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,053 INFO L280 TraceCheckUtils]: 8: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,053 INFO L280 TraceCheckUtils]: 9: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,054 INFO L280 TraceCheckUtils]: 10: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,054 INFO L280 TraceCheckUtils]: 11: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,055 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {4948#true} {5355#(<= 2 |fibo2_#in~n|)} #53#return; {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,055 INFO L280 TraceCheckUtils]: 13: Hoare triple {5355#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,056 INFO L263 TraceCheckUtils]: 14: Hoare triple {5355#(<= 2 |fibo2_#in~n|)} call #t~ret3 := fibo1(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,056 INFO L280 TraceCheckUtils]: 15: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,056 INFO L280 TraceCheckUtils]: 16: Hoare triple {4948#true} assume ~n < 1;#res := 0; {4948#true} is VALID [2020-07-10 14:57:05,056 INFO L280 TraceCheckUtils]: 17: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,057 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {4948#true} {5355#(<= 2 |fibo2_#in~n|)} #55#return; {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,058 INFO L280 TraceCheckUtils]: 19: Hoare triple {5355#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,059 INFO L280 TraceCheckUtils]: 20: Hoare triple {5355#(<= 2 |fibo2_#in~n|)} assume true; {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,060 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {5355#(<= 2 |fibo2_#in~n|)} {5293#(= fibo1_~n |fibo1_#in~n|)} #57#return; {5348#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,061 INFO L280 TraceCheckUtils]: 22: Hoare triple {5348#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5348#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,061 INFO L263 TraceCheckUtils]: 23: Hoare triple {5348#(<= 3 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,061 INFO L280 TraceCheckUtils]: 24: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,061 INFO L280 TraceCheckUtils]: 25: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,062 INFO L280 TraceCheckUtils]: 26: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,062 INFO L280 TraceCheckUtils]: 27: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,063 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {4948#true} {5348#(<= 3 |fibo1_#in~n|)} #59#return; {5348#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,064 INFO L280 TraceCheckUtils]: 29: Hoare triple {5348#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {5348#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,064 INFO L280 TraceCheckUtils]: 30: Hoare triple {5348#(<= 3 |fibo1_#in~n|)} assume true; {5348#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,065 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {5348#(<= 3 |fibo1_#in~n|)} {5260#(<= fibo2_~n 4)} #55#return; {4949#false} is VALID [2020-07-10 14:57:05,067 INFO L280 TraceCheckUtils]: 0: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,067 INFO L280 TraceCheckUtils]: 1: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,067 INFO L280 TraceCheckUtils]: 2: Hoare triple {4948#true} assume !(1 == ~n); {4948#true} is VALID [2020-07-10 14:57:05,067 INFO L263 TraceCheckUtils]: 3: Hoare triple {4948#true} call #t~ret2 := fibo1(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,068 INFO L280 TraceCheckUtils]: 4: Hoare triple {4948#true} ~n := #in~n; {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,069 INFO L280 TraceCheckUtils]: 5: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,069 INFO L280 TraceCheckUtils]: 6: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,069 INFO L263 TraceCheckUtils]: 7: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,070 INFO L280 TraceCheckUtils]: 8: Hoare triple {4948#true} ~n := #in~n; {5318#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,071 INFO L280 TraceCheckUtils]: 9: Hoare triple {5318#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5318#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,071 INFO L280 TraceCheckUtils]: 10: Hoare triple {5318#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {5318#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,072 INFO L263 TraceCheckUtils]: 11: Hoare triple {5318#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,072 INFO L280 TraceCheckUtils]: 12: Hoare triple {4948#true} ~n := #in~n; {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,073 INFO L280 TraceCheckUtils]: 13: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,074 INFO L280 TraceCheckUtils]: 14: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {5329#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:05,074 INFO L280 TraceCheckUtils]: 15: Hoare triple {5329#(<= |fibo1_#in~n| 1)} assume true; {5329#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:05,076 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {5329#(<= |fibo1_#in~n| 1)} {5318#(= fibo2_~n |fibo2_#in~n|)} #53#return; {5324#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:05,076 INFO L280 TraceCheckUtils]: 17: Hoare triple {5324#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {5324#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:05,076 INFO L263 TraceCheckUtils]: 18: Hoare triple {5324#(<= |fibo2_#in~n| 2)} call #t~ret3 := fibo1(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,077 INFO L280 TraceCheckUtils]: 19: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,077 INFO L280 TraceCheckUtils]: 20: Hoare triple {4948#true} assume ~n < 1;#res := 0; {4948#true} is VALID [2020-07-10 14:57:05,077 INFO L280 TraceCheckUtils]: 21: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,078 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {4948#true} {5324#(<= |fibo2_#in~n| 2)} #55#return; {5324#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:05,079 INFO L280 TraceCheckUtils]: 23: Hoare triple {5324#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {5324#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:05,079 INFO L280 TraceCheckUtils]: 24: Hoare triple {5324#(<= |fibo2_#in~n| 2)} assume true; {5324#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:05,081 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {5324#(<= |fibo2_#in~n| 2)} {5293#(= fibo1_~n |fibo1_#in~n|)} #57#return; {5312#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:05,082 INFO L280 TraceCheckUtils]: 26: Hoare triple {5312#(<= |fibo1_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5312#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:05,082 INFO L263 TraceCheckUtils]: 27: Hoare triple {5312#(<= |fibo1_#in~n| 3)} call #t~ret1 := fibo2(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,082 INFO L280 TraceCheckUtils]: 28: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,082 INFO L280 TraceCheckUtils]: 29: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,082 INFO L280 TraceCheckUtils]: 30: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,083 INFO L280 TraceCheckUtils]: 31: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,084 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {4948#true} {5312#(<= |fibo1_#in~n| 3)} #59#return; {5312#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:05,085 INFO L280 TraceCheckUtils]: 33: Hoare triple {5312#(<= |fibo1_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {5312#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:05,085 INFO L280 TraceCheckUtils]: 34: Hoare triple {5312#(<= |fibo1_#in~n| 3)} assume true; {5312#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:05,087 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {5312#(<= |fibo1_#in~n| 3)} {4948#true} #53#return; {5260#(<= fibo2_~n 4)} is VALID [2020-07-10 14:57:05,087 INFO L280 TraceCheckUtils]: 36: Hoare triple {5260#(<= fibo2_~n 4)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {5260#(<= fibo2_~n 4)} is VALID [2020-07-10 14:57:05,087 INFO L263 TraceCheckUtils]: 37: Hoare triple {5260#(<= fibo2_~n 4)} call #t~ret3 := fibo1(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,088 INFO L280 TraceCheckUtils]: 38: Hoare triple {4948#true} ~n := #in~n; {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,089 INFO L280 TraceCheckUtils]: 39: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,089 INFO L280 TraceCheckUtils]: 40: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,090 INFO L263 TraceCheckUtils]: 41: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,090 INFO L280 TraceCheckUtils]: 42: Hoare triple {4948#true} ~n := #in~n; {5318#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,091 INFO L280 TraceCheckUtils]: 43: Hoare triple {5318#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5354#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-10 14:57:05,092 INFO L280 TraceCheckUtils]: 44: Hoare triple {5354#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,093 INFO L263 TraceCheckUtils]: 45: Hoare triple {5355#(<= 2 |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,093 INFO L280 TraceCheckUtils]: 46: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,093 INFO L280 TraceCheckUtils]: 47: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,093 INFO L280 TraceCheckUtils]: 48: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,093 INFO L280 TraceCheckUtils]: 49: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,094 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {4948#true} {5355#(<= 2 |fibo2_#in~n|)} #53#return; {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,095 INFO L280 TraceCheckUtils]: 51: Hoare triple {5355#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,095 INFO L263 TraceCheckUtils]: 52: Hoare triple {5355#(<= 2 |fibo2_#in~n|)} call #t~ret3 := fibo1(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,096 INFO L280 TraceCheckUtils]: 53: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,096 INFO L280 TraceCheckUtils]: 54: Hoare triple {4948#true} assume ~n < 1;#res := 0; {4948#true} is VALID [2020-07-10 14:57:05,096 INFO L280 TraceCheckUtils]: 55: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,097 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {4948#true} {5355#(<= 2 |fibo2_#in~n|)} #55#return; {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,098 INFO L280 TraceCheckUtils]: 57: Hoare triple {5355#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,098 INFO L280 TraceCheckUtils]: 58: Hoare triple {5355#(<= 2 |fibo2_#in~n|)} assume true; {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,099 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {5355#(<= 2 |fibo2_#in~n|)} {5293#(= fibo1_~n |fibo1_#in~n|)} #57#return; {5348#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,100 INFO L280 TraceCheckUtils]: 60: Hoare triple {5348#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5348#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,100 INFO L263 TraceCheckUtils]: 61: Hoare triple {5348#(<= 3 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,101 INFO L280 TraceCheckUtils]: 62: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,101 INFO L280 TraceCheckUtils]: 63: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,101 INFO L280 TraceCheckUtils]: 64: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,101 INFO L280 TraceCheckUtils]: 65: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,102 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {4948#true} {5348#(<= 3 |fibo1_#in~n|)} #59#return; {5348#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,103 INFO L280 TraceCheckUtils]: 67: Hoare triple {5348#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {5348#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,103 INFO L280 TraceCheckUtils]: 68: Hoare triple {5348#(<= 3 |fibo1_#in~n|)} assume true; {5348#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,104 INFO L275 TraceCheckUtils]: 69: Hoare quadruple {5348#(<= 3 |fibo1_#in~n|)} {5260#(<= fibo2_~n 4)} #55#return; {4949#false} is VALID [2020-07-10 14:57:05,105 INFO L280 TraceCheckUtils]: 70: Hoare triple {4949#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {4949#false} is VALID [2020-07-10 14:57:05,105 INFO L280 TraceCheckUtils]: 71: Hoare triple {4949#false} assume true; {4949#false} is VALID [2020-07-10 14:57:05,105 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {4949#false} {4948#true} #57#return; {4949#false} is VALID [2020-07-10 14:57:05,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:05,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:05,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:05,145 INFO L280 TraceCheckUtils]: 0: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,145 INFO L280 TraceCheckUtils]: 1: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,145 INFO L280 TraceCheckUtils]: 2: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,145 INFO L280 TraceCheckUtils]: 3: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,146 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4948#true} {4948#true} #57#return; {4948#true} is VALID [2020-07-10 14:57:05,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:05,156 INFO L280 TraceCheckUtils]: 0: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,157 INFO L280 TraceCheckUtils]: 1: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,157 INFO L280 TraceCheckUtils]: 2: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,157 INFO L280 TraceCheckUtils]: 3: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,157 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4948#true} {4948#true} #59#return; {4948#true} is VALID [2020-07-10 14:57:05,158 INFO L280 TraceCheckUtils]: 0: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,158 INFO L280 TraceCheckUtils]: 1: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,158 INFO L280 TraceCheckUtils]: 2: Hoare triple {4948#true} assume !(1 == ~n); {4948#true} is VALID [2020-07-10 14:57:05,158 INFO L263 TraceCheckUtils]: 3: Hoare triple {4948#true} call #t~ret0 := fibo2(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,158 INFO L280 TraceCheckUtils]: 4: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,159 INFO L280 TraceCheckUtils]: 5: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,159 INFO L280 TraceCheckUtils]: 6: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,159 INFO L280 TraceCheckUtils]: 7: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,159 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {4948#true} {4948#true} #57#return; {4948#true} is VALID [2020-07-10 14:57:05,160 INFO L280 TraceCheckUtils]: 9: Hoare triple {4948#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4948#true} is VALID [2020-07-10 14:57:05,160 INFO L263 TraceCheckUtils]: 10: Hoare triple {4948#true} call #t~ret1 := fibo2(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,160 INFO L280 TraceCheckUtils]: 11: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,160 INFO L280 TraceCheckUtils]: 12: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,161 INFO L280 TraceCheckUtils]: 13: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,161 INFO L280 TraceCheckUtils]: 14: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,161 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {4948#true} {4948#true} #59#return; {4948#true} is VALID [2020-07-10 14:57:05,161 INFO L280 TraceCheckUtils]: 16: Hoare triple {4948#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4948#true} is VALID [2020-07-10 14:57:05,162 INFO L280 TraceCheckUtils]: 17: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,162 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {4948#true} {4948#true} #53#return; {4948#true} is VALID [2020-07-10 14:57:05,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:05,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:05,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:05,180 INFO L280 TraceCheckUtils]: 0: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,180 INFO L280 TraceCheckUtils]: 1: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,180 INFO L280 TraceCheckUtils]: 2: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,181 INFO L280 TraceCheckUtils]: 3: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,181 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4948#true} {4948#true} #53#return; {4948#true} is VALID [2020-07-10 14:57:05,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:05,184 INFO L280 TraceCheckUtils]: 0: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,185 INFO L280 TraceCheckUtils]: 1: Hoare triple {4948#true} assume ~n < 1;#res := 0; {4948#true} is VALID [2020-07-10 14:57:05,185 INFO L280 TraceCheckUtils]: 2: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,185 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4948#true} {4948#true} #55#return; {4948#true} is VALID [2020-07-10 14:57:05,185 INFO L280 TraceCheckUtils]: 0: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,186 INFO L280 TraceCheckUtils]: 1: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,186 INFO L280 TraceCheckUtils]: 2: Hoare triple {4948#true} assume !(1 == ~n); {4948#true} is VALID [2020-07-10 14:57:05,186 INFO L263 TraceCheckUtils]: 3: Hoare triple {4948#true} call #t~ret2 := fibo1(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,186 INFO L280 TraceCheckUtils]: 4: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,187 INFO L280 TraceCheckUtils]: 5: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,187 INFO L280 TraceCheckUtils]: 6: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,187 INFO L280 TraceCheckUtils]: 7: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,187 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {4948#true} {4948#true} #53#return; {4948#true} is VALID [2020-07-10 14:57:05,187 INFO L280 TraceCheckUtils]: 9: Hoare triple {4948#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {4948#true} is VALID [2020-07-10 14:57:05,188 INFO L263 TraceCheckUtils]: 10: Hoare triple {4948#true} call #t~ret3 := fibo1(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,188 INFO L280 TraceCheckUtils]: 11: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,188 INFO L280 TraceCheckUtils]: 12: Hoare triple {4948#true} assume ~n < 1;#res := 0; {4948#true} is VALID [2020-07-10 14:57:05,188 INFO L280 TraceCheckUtils]: 13: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,189 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {4948#true} {4948#true} #55#return; {4948#true} is VALID [2020-07-10 14:57:05,189 INFO L280 TraceCheckUtils]: 15: Hoare triple {4948#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {4948#true} is VALID [2020-07-10 14:57:05,189 INFO L280 TraceCheckUtils]: 16: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,189 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {4948#true} {4948#true} #57#return; {4948#true} is VALID [2020-07-10 14:57:05,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:05,193 INFO L280 TraceCheckUtils]: 0: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,194 INFO L280 TraceCheckUtils]: 1: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,194 INFO L280 TraceCheckUtils]: 2: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,195 INFO L280 TraceCheckUtils]: 3: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,195 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4948#true} {4948#true} #59#return; {4948#true} is VALID [2020-07-10 14:57:05,195 INFO L280 TraceCheckUtils]: 0: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,195 INFO L280 TraceCheckUtils]: 1: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,195 INFO L280 TraceCheckUtils]: 2: Hoare triple {4948#true} assume !(1 == ~n); {4948#true} is VALID [2020-07-10 14:57:05,196 INFO L263 TraceCheckUtils]: 3: Hoare triple {4948#true} call #t~ret0 := fibo2(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,196 INFO L280 TraceCheckUtils]: 4: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,196 INFO L280 TraceCheckUtils]: 5: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,196 INFO L280 TraceCheckUtils]: 6: Hoare triple {4948#true} assume !(1 == ~n); {4948#true} is VALID [2020-07-10 14:57:05,197 INFO L263 TraceCheckUtils]: 7: Hoare triple {4948#true} call #t~ret2 := fibo1(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,197 INFO L280 TraceCheckUtils]: 8: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,197 INFO L280 TraceCheckUtils]: 9: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,197 INFO L280 TraceCheckUtils]: 10: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,198 INFO L280 TraceCheckUtils]: 11: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,198 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {4948#true} {4948#true} #53#return; {4948#true} is VALID [2020-07-10 14:57:05,198 INFO L280 TraceCheckUtils]: 13: Hoare triple {4948#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {4948#true} is VALID [2020-07-10 14:57:05,198 INFO L263 TraceCheckUtils]: 14: Hoare triple {4948#true} call #t~ret3 := fibo1(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,199 INFO L280 TraceCheckUtils]: 15: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,199 INFO L280 TraceCheckUtils]: 16: Hoare triple {4948#true} assume ~n < 1;#res := 0; {4948#true} is VALID [2020-07-10 14:57:05,199 INFO L280 TraceCheckUtils]: 17: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,199 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {4948#true} {4948#true} #55#return; {4948#true} is VALID [2020-07-10 14:57:05,200 INFO L280 TraceCheckUtils]: 19: Hoare triple {4948#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {4948#true} is VALID [2020-07-10 14:57:05,200 INFO L280 TraceCheckUtils]: 20: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,200 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {4948#true} {4948#true} #57#return; {4948#true} is VALID [2020-07-10 14:57:05,200 INFO L280 TraceCheckUtils]: 22: Hoare triple {4948#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4948#true} is VALID [2020-07-10 14:57:05,201 INFO L263 TraceCheckUtils]: 23: Hoare triple {4948#true} call #t~ret1 := fibo2(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,201 INFO L280 TraceCheckUtils]: 24: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,201 INFO L280 TraceCheckUtils]: 25: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,201 INFO L280 TraceCheckUtils]: 26: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,201 INFO L280 TraceCheckUtils]: 27: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,202 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {4948#true} {4948#true} #59#return; {4948#true} is VALID [2020-07-10 14:57:05,202 INFO L280 TraceCheckUtils]: 29: Hoare triple {4948#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4948#true} is VALID [2020-07-10 14:57:05,202 INFO L280 TraceCheckUtils]: 30: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,203 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {4948#true} {4948#true} #55#return; {4948#true} is VALID [2020-07-10 14:57:05,204 INFO L280 TraceCheckUtils]: 0: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,204 INFO L280 TraceCheckUtils]: 1: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,204 INFO L280 TraceCheckUtils]: 2: Hoare triple {4948#true} assume !(1 == ~n); {4948#true} is VALID [2020-07-10 14:57:05,205 INFO L263 TraceCheckUtils]: 3: Hoare triple {4948#true} call #t~ret2 := fibo1(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,205 INFO L280 TraceCheckUtils]: 4: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,205 INFO L280 TraceCheckUtils]: 5: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,205 INFO L280 TraceCheckUtils]: 6: Hoare triple {4948#true} assume !(1 == ~n); {4948#true} is VALID [2020-07-10 14:57:05,205 INFO L263 TraceCheckUtils]: 7: Hoare triple {4948#true} call #t~ret0 := fibo2(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,206 INFO L280 TraceCheckUtils]: 8: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,206 INFO L280 TraceCheckUtils]: 9: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,206 INFO L280 TraceCheckUtils]: 10: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,206 INFO L280 TraceCheckUtils]: 11: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,207 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {4948#true} {4948#true} #57#return; {4948#true} is VALID [2020-07-10 14:57:05,207 INFO L280 TraceCheckUtils]: 13: Hoare triple {4948#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4948#true} is VALID [2020-07-10 14:57:05,207 INFO L263 TraceCheckUtils]: 14: Hoare triple {4948#true} call #t~ret1 := fibo2(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,207 INFO L280 TraceCheckUtils]: 15: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,207 INFO L280 TraceCheckUtils]: 16: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,208 INFO L280 TraceCheckUtils]: 17: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,208 INFO L280 TraceCheckUtils]: 18: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,208 INFO L275 TraceCheckUtils]: 19: Hoare quadruple {4948#true} {4948#true} #59#return; {4948#true} is VALID [2020-07-10 14:57:05,208 INFO L280 TraceCheckUtils]: 20: Hoare triple {4948#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4948#true} is VALID [2020-07-10 14:57:05,208 INFO L280 TraceCheckUtils]: 21: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,209 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {4948#true} {4948#true} #53#return; {4948#true} is VALID [2020-07-10 14:57:05,209 INFO L280 TraceCheckUtils]: 23: Hoare triple {4948#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {4948#true} is VALID [2020-07-10 14:57:05,209 INFO L263 TraceCheckUtils]: 24: Hoare triple {4948#true} call #t~ret3 := fibo1(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,209 INFO L280 TraceCheckUtils]: 25: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,209 INFO L280 TraceCheckUtils]: 26: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,210 INFO L280 TraceCheckUtils]: 27: Hoare triple {4948#true} assume !(1 == ~n); {4948#true} is VALID [2020-07-10 14:57:05,210 INFO L263 TraceCheckUtils]: 28: Hoare triple {4948#true} call #t~ret0 := fibo2(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,210 INFO L280 TraceCheckUtils]: 29: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,210 INFO L280 TraceCheckUtils]: 30: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,210 INFO L280 TraceCheckUtils]: 31: Hoare triple {4948#true} assume !(1 == ~n); {4948#true} is VALID [2020-07-10 14:57:05,211 INFO L263 TraceCheckUtils]: 32: Hoare triple {4948#true} call #t~ret2 := fibo1(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,211 INFO L280 TraceCheckUtils]: 33: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,211 INFO L280 TraceCheckUtils]: 34: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,211 INFO L280 TraceCheckUtils]: 35: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,212 INFO L280 TraceCheckUtils]: 36: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,212 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {4948#true} {4948#true} #53#return; {4948#true} is VALID [2020-07-10 14:57:05,212 INFO L280 TraceCheckUtils]: 38: Hoare triple {4948#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {4948#true} is VALID [2020-07-10 14:57:05,212 INFO L263 TraceCheckUtils]: 39: Hoare triple {4948#true} call #t~ret3 := fibo1(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,212 INFO L280 TraceCheckUtils]: 40: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,213 INFO L280 TraceCheckUtils]: 41: Hoare triple {4948#true} assume ~n < 1;#res := 0; {4948#true} is VALID [2020-07-10 14:57:05,213 INFO L280 TraceCheckUtils]: 42: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,213 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {4948#true} {4948#true} #55#return; {4948#true} is VALID [2020-07-10 14:57:05,213 INFO L280 TraceCheckUtils]: 44: Hoare triple {4948#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {4948#true} is VALID [2020-07-10 14:57:05,213 INFO L280 TraceCheckUtils]: 45: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,214 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {4948#true} {4948#true} #57#return; {4948#true} is VALID [2020-07-10 14:57:05,214 INFO L280 TraceCheckUtils]: 47: Hoare triple {4948#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4948#true} is VALID [2020-07-10 14:57:05,214 INFO L263 TraceCheckUtils]: 48: Hoare triple {4948#true} call #t~ret1 := fibo2(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,214 INFO L280 TraceCheckUtils]: 49: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,214 INFO L280 TraceCheckUtils]: 50: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,215 INFO L280 TraceCheckUtils]: 51: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,215 INFO L280 TraceCheckUtils]: 52: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,215 INFO L275 TraceCheckUtils]: 53: Hoare quadruple {4948#true} {4948#true} #59#return; {4948#true} is VALID [2020-07-10 14:57:05,215 INFO L280 TraceCheckUtils]: 54: Hoare triple {4948#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4948#true} is VALID [2020-07-10 14:57:05,216 INFO L280 TraceCheckUtils]: 55: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,216 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {4948#true} {4948#true} #55#return; {4948#true} is VALID [2020-07-10 14:57:05,216 INFO L280 TraceCheckUtils]: 57: Hoare triple {4948#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {4948#true} is VALID [2020-07-10 14:57:05,216 INFO L280 TraceCheckUtils]: 58: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,216 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {4948#true} {4949#false} #59#return; {4949#false} is VALID [2020-07-10 14:57:05,218 INFO L280 TraceCheckUtils]: 0: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,219 INFO L280 TraceCheckUtils]: 1: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,219 INFO L280 TraceCheckUtils]: 2: Hoare triple {4948#true} assume !(1 == ~n); {4948#true} is VALID [2020-07-10 14:57:05,219 INFO L263 TraceCheckUtils]: 3: Hoare triple {4948#true} call #t~ret0 := fibo2(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,219 INFO L280 TraceCheckUtils]: 4: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,219 INFO L280 TraceCheckUtils]: 5: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,220 INFO L280 TraceCheckUtils]: 6: Hoare triple {4948#true} assume !(1 == ~n); {4948#true} is VALID [2020-07-10 14:57:05,220 INFO L263 TraceCheckUtils]: 7: Hoare triple {4948#true} call #t~ret2 := fibo1(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,221 INFO L280 TraceCheckUtils]: 8: Hoare triple {4948#true} ~n := #in~n; {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,221 INFO L280 TraceCheckUtils]: 9: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,222 INFO L280 TraceCheckUtils]: 10: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,222 INFO L263 TraceCheckUtils]: 11: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,223 INFO L280 TraceCheckUtils]: 12: Hoare triple {4948#true} ~n := #in~n; {5318#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,223 INFO L280 TraceCheckUtils]: 13: Hoare triple {5318#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5318#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,224 INFO L280 TraceCheckUtils]: 14: Hoare triple {5318#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {5318#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,224 INFO L263 TraceCheckUtils]: 15: Hoare triple {5318#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,224 INFO L280 TraceCheckUtils]: 16: Hoare triple {4948#true} ~n := #in~n; {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,225 INFO L280 TraceCheckUtils]: 17: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,226 INFO L280 TraceCheckUtils]: 18: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {5329#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:05,226 INFO L280 TraceCheckUtils]: 19: Hoare triple {5329#(<= |fibo1_#in~n| 1)} assume true; {5329#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:05,228 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {5329#(<= |fibo1_#in~n| 1)} {5318#(= fibo2_~n |fibo2_#in~n|)} #53#return; {5324#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:05,228 INFO L280 TraceCheckUtils]: 21: Hoare triple {5324#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {5324#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:05,229 INFO L263 TraceCheckUtils]: 22: Hoare triple {5324#(<= |fibo2_#in~n| 2)} call #t~ret3 := fibo1(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,229 INFO L280 TraceCheckUtils]: 23: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,229 INFO L280 TraceCheckUtils]: 24: Hoare triple {4948#true} assume ~n < 1;#res := 0; {4948#true} is VALID [2020-07-10 14:57:05,229 INFO L280 TraceCheckUtils]: 25: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,230 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {4948#true} {5324#(<= |fibo2_#in~n| 2)} #55#return; {5324#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:05,231 INFO L280 TraceCheckUtils]: 27: Hoare triple {5324#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {5324#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:05,231 INFO L280 TraceCheckUtils]: 28: Hoare triple {5324#(<= |fibo2_#in~n| 2)} assume true; {5324#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:05,233 INFO L275 TraceCheckUtils]: 29: Hoare quadruple {5324#(<= |fibo2_#in~n| 2)} {5293#(= fibo1_~n |fibo1_#in~n|)} #57#return; {5312#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:05,233 INFO L280 TraceCheckUtils]: 30: Hoare triple {5312#(<= |fibo1_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5312#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:05,234 INFO L263 TraceCheckUtils]: 31: Hoare triple {5312#(<= |fibo1_#in~n| 3)} call #t~ret1 := fibo2(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,234 INFO L280 TraceCheckUtils]: 32: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,234 INFO L280 TraceCheckUtils]: 33: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,234 INFO L280 TraceCheckUtils]: 34: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,235 INFO L280 TraceCheckUtils]: 35: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,235 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {4948#true} {5312#(<= |fibo1_#in~n| 3)} #59#return; {5312#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:05,236 INFO L280 TraceCheckUtils]: 37: Hoare triple {5312#(<= |fibo1_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {5312#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:05,237 INFO L280 TraceCheckUtils]: 38: Hoare triple {5312#(<= |fibo1_#in~n| 3)} assume true; {5312#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:05,238 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {5312#(<= |fibo1_#in~n| 3)} {4948#true} #53#return; {5260#(<= fibo2_~n 4)} is VALID [2020-07-10 14:57:05,239 INFO L280 TraceCheckUtils]: 40: Hoare triple {5260#(<= fibo2_~n 4)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {5260#(<= fibo2_~n 4)} is VALID [2020-07-10 14:57:05,239 INFO L263 TraceCheckUtils]: 41: Hoare triple {5260#(<= fibo2_~n 4)} call #t~ret3 := fibo1(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,240 INFO L280 TraceCheckUtils]: 42: Hoare triple {4948#true} ~n := #in~n; {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,240 INFO L280 TraceCheckUtils]: 43: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,241 INFO L280 TraceCheckUtils]: 44: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,241 INFO L263 TraceCheckUtils]: 45: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,241 INFO L280 TraceCheckUtils]: 46: Hoare triple {4948#true} ~n := #in~n; {5318#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,242 INFO L280 TraceCheckUtils]: 47: Hoare triple {5318#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5354#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-10 14:57:05,243 INFO L280 TraceCheckUtils]: 48: Hoare triple {5354#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,243 INFO L263 TraceCheckUtils]: 49: Hoare triple {5355#(<= 2 |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,244 INFO L280 TraceCheckUtils]: 50: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,244 INFO L280 TraceCheckUtils]: 51: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,244 INFO L280 TraceCheckUtils]: 52: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,244 INFO L280 TraceCheckUtils]: 53: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,245 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {4948#true} {5355#(<= 2 |fibo2_#in~n|)} #53#return; {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,246 INFO L280 TraceCheckUtils]: 55: Hoare triple {5355#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,246 INFO L263 TraceCheckUtils]: 56: Hoare triple {5355#(<= 2 |fibo2_#in~n|)} call #t~ret3 := fibo1(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,246 INFO L280 TraceCheckUtils]: 57: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,246 INFO L280 TraceCheckUtils]: 58: Hoare triple {4948#true} assume ~n < 1;#res := 0; {4948#true} is VALID [2020-07-10 14:57:05,246 INFO L280 TraceCheckUtils]: 59: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,247 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {4948#true} {5355#(<= 2 |fibo2_#in~n|)} #55#return; {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,248 INFO L280 TraceCheckUtils]: 61: Hoare triple {5355#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,248 INFO L280 TraceCheckUtils]: 62: Hoare triple {5355#(<= 2 |fibo2_#in~n|)} assume true; {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,250 INFO L275 TraceCheckUtils]: 63: Hoare quadruple {5355#(<= 2 |fibo2_#in~n|)} {5293#(= fibo1_~n |fibo1_#in~n|)} #57#return; {5348#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,250 INFO L280 TraceCheckUtils]: 64: Hoare triple {5348#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5348#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,251 INFO L263 TraceCheckUtils]: 65: Hoare triple {5348#(<= 3 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,251 INFO L280 TraceCheckUtils]: 66: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,251 INFO L280 TraceCheckUtils]: 67: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,251 INFO L280 TraceCheckUtils]: 68: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,251 INFO L280 TraceCheckUtils]: 69: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,252 INFO L275 TraceCheckUtils]: 70: Hoare quadruple {4948#true} {5348#(<= 3 |fibo1_#in~n|)} #59#return; {5348#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,253 INFO L280 TraceCheckUtils]: 71: Hoare triple {5348#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {5348#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,254 INFO L280 TraceCheckUtils]: 72: Hoare triple {5348#(<= 3 |fibo1_#in~n|)} assume true; {5348#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,255 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {5348#(<= 3 |fibo1_#in~n|)} {5260#(<= fibo2_~n 4)} #55#return; {4949#false} is VALID [2020-07-10 14:57:05,255 INFO L280 TraceCheckUtils]: 74: Hoare triple {4949#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {4949#false} is VALID [2020-07-10 14:57:05,255 INFO L280 TraceCheckUtils]: 75: Hoare triple {4949#false} assume true; {4949#false} is VALID [2020-07-10 14:57:05,256 INFO L275 TraceCheckUtils]: 76: Hoare quadruple {4949#false} {4948#true} #57#return; {4949#false} is VALID [2020-07-10 14:57:05,256 INFO L280 TraceCheckUtils]: 77: Hoare triple {4949#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4949#false} is VALID [2020-07-10 14:57:05,256 INFO L263 TraceCheckUtils]: 78: Hoare triple {4949#false} call #t~ret1 := fibo2(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,256 INFO L280 TraceCheckUtils]: 79: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,257 INFO L280 TraceCheckUtils]: 80: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,257 INFO L280 TraceCheckUtils]: 81: Hoare triple {4948#true} assume !(1 == ~n); {4948#true} is VALID [2020-07-10 14:57:05,257 INFO L263 TraceCheckUtils]: 82: Hoare triple {4948#true} call #t~ret2 := fibo1(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,257 INFO L280 TraceCheckUtils]: 83: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,257 INFO L280 TraceCheckUtils]: 84: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,258 INFO L280 TraceCheckUtils]: 85: Hoare triple {4948#true} assume !(1 == ~n); {4948#true} is VALID [2020-07-10 14:57:05,258 INFO L263 TraceCheckUtils]: 86: Hoare triple {4948#true} call #t~ret0 := fibo2(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,258 INFO L280 TraceCheckUtils]: 87: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,258 INFO L280 TraceCheckUtils]: 88: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,259 INFO L280 TraceCheckUtils]: 89: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,259 INFO L280 TraceCheckUtils]: 90: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,259 INFO L275 TraceCheckUtils]: 91: Hoare quadruple {4948#true} {4948#true} #57#return; {4948#true} is VALID [2020-07-10 14:57:05,259 INFO L280 TraceCheckUtils]: 92: Hoare triple {4948#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4948#true} is VALID [2020-07-10 14:57:05,259 INFO L263 TraceCheckUtils]: 93: Hoare triple {4948#true} call #t~ret1 := fibo2(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,260 INFO L280 TraceCheckUtils]: 94: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,260 INFO L280 TraceCheckUtils]: 95: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,260 INFO L280 TraceCheckUtils]: 96: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,260 INFO L280 TraceCheckUtils]: 97: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,260 INFO L275 TraceCheckUtils]: 98: Hoare quadruple {4948#true} {4948#true} #59#return; {4948#true} is VALID [2020-07-10 14:57:05,261 INFO L280 TraceCheckUtils]: 99: Hoare triple {4948#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4948#true} is VALID [2020-07-10 14:57:05,261 INFO L280 TraceCheckUtils]: 100: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,261 INFO L275 TraceCheckUtils]: 101: Hoare quadruple {4948#true} {4948#true} #53#return; {4948#true} is VALID [2020-07-10 14:57:05,261 INFO L280 TraceCheckUtils]: 102: Hoare triple {4948#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {4948#true} is VALID [2020-07-10 14:57:05,262 INFO L263 TraceCheckUtils]: 103: Hoare triple {4948#true} call #t~ret3 := fibo1(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,262 INFO L280 TraceCheckUtils]: 104: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,262 INFO L280 TraceCheckUtils]: 105: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,262 INFO L280 TraceCheckUtils]: 106: Hoare triple {4948#true} assume !(1 == ~n); {4948#true} is VALID [2020-07-10 14:57:05,262 INFO L263 TraceCheckUtils]: 107: Hoare triple {4948#true} call #t~ret0 := fibo2(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,263 INFO L280 TraceCheckUtils]: 108: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,263 INFO L280 TraceCheckUtils]: 109: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,263 INFO L280 TraceCheckUtils]: 110: Hoare triple {4948#true} assume !(1 == ~n); {4948#true} is VALID [2020-07-10 14:57:05,263 INFO L263 TraceCheckUtils]: 111: Hoare triple {4948#true} call #t~ret2 := fibo1(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,263 INFO L280 TraceCheckUtils]: 112: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,264 INFO L280 TraceCheckUtils]: 113: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,264 INFO L280 TraceCheckUtils]: 114: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,264 INFO L280 TraceCheckUtils]: 115: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,264 INFO L275 TraceCheckUtils]: 116: Hoare quadruple {4948#true} {4948#true} #53#return; {4948#true} is VALID [2020-07-10 14:57:05,264 INFO L280 TraceCheckUtils]: 117: Hoare triple {4948#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {4948#true} is VALID [2020-07-10 14:57:05,265 INFO L263 TraceCheckUtils]: 118: Hoare triple {4948#true} call #t~ret3 := fibo1(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,265 INFO L280 TraceCheckUtils]: 119: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,265 INFO L280 TraceCheckUtils]: 120: Hoare triple {4948#true} assume ~n < 1;#res := 0; {4948#true} is VALID [2020-07-10 14:57:05,265 INFO L280 TraceCheckUtils]: 121: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,266 INFO L275 TraceCheckUtils]: 122: Hoare quadruple {4948#true} {4948#true} #55#return; {4948#true} is VALID [2020-07-10 14:57:05,266 INFO L280 TraceCheckUtils]: 123: Hoare triple {4948#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {4948#true} is VALID [2020-07-10 14:57:05,266 INFO L280 TraceCheckUtils]: 124: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,266 INFO L275 TraceCheckUtils]: 125: Hoare quadruple {4948#true} {4948#true} #57#return; {4948#true} is VALID [2020-07-10 14:57:05,266 INFO L280 TraceCheckUtils]: 126: Hoare triple {4948#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4948#true} is VALID [2020-07-10 14:57:05,267 INFO L263 TraceCheckUtils]: 127: Hoare triple {4948#true} call #t~ret1 := fibo2(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,267 INFO L280 TraceCheckUtils]: 128: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,267 INFO L280 TraceCheckUtils]: 129: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,267 INFO L280 TraceCheckUtils]: 130: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,267 INFO L280 TraceCheckUtils]: 131: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,267 INFO L275 TraceCheckUtils]: 132: Hoare quadruple {4948#true} {4948#true} #59#return; {4948#true} is VALID [2020-07-10 14:57:05,268 INFO L280 TraceCheckUtils]: 133: Hoare triple {4948#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4948#true} is VALID [2020-07-10 14:57:05,268 INFO L280 TraceCheckUtils]: 134: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,268 INFO L275 TraceCheckUtils]: 135: Hoare quadruple {4948#true} {4948#true} #55#return; {4948#true} is VALID [2020-07-10 14:57:05,268 INFO L280 TraceCheckUtils]: 136: Hoare triple {4948#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {4948#true} is VALID [2020-07-10 14:57:05,269 INFO L280 TraceCheckUtils]: 137: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,269 INFO L275 TraceCheckUtils]: 138: Hoare quadruple {4948#true} {4949#false} #59#return; {4949#false} is VALID [2020-07-10 14:57:05,269 INFO L280 TraceCheckUtils]: 139: Hoare triple {4949#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4949#false} is VALID [2020-07-10 14:57:05,269 INFO L280 TraceCheckUtils]: 140: Hoare triple {4949#false} assume true; {4949#false} is VALID [2020-07-10 14:57:05,269 INFO L275 TraceCheckUtils]: 141: Hoare quadruple {4949#false} {4952#(<= main_~x~0 5)} #51#return; {4949#false} is VALID [2020-07-10 14:57:05,284 INFO L263 TraceCheckUtils]: 0: Hoare triple {4948#true} call ULTIMATE.init(); {4948#true} is VALID [2020-07-10 14:57:05,284 INFO L280 TraceCheckUtils]: 1: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,285 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4948#true} {4948#true} #47#return; {4948#true} is VALID [2020-07-10 14:57:05,285 INFO L263 TraceCheckUtils]: 3: Hoare triple {4948#true} call #t~ret5 := main(); {4948#true} is VALID [2020-07-10 14:57:05,286 INFO L280 TraceCheckUtils]: 4: Hoare triple {4948#true} ~x~0 := 5; {4952#(<= main_~x~0 5)} is VALID [2020-07-10 14:57:05,286 INFO L263 TraceCheckUtils]: 5: Hoare triple {4952#(<= main_~x~0 5)} call #t~ret4 := fibo1(~x~0); {4948#true} is VALID [2020-07-10 14:57:05,286 INFO L280 TraceCheckUtils]: 6: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,286 INFO L280 TraceCheckUtils]: 7: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,287 INFO L280 TraceCheckUtils]: 8: Hoare triple {4948#true} assume !(1 == ~n); {4948#true} is VALID [2020-07-10 14:57:05,287 INFO L263 TraceCheckUtils]: 9: Hoare triple {4948#true} call #t~ret0 := fibo2(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,287 INFO L280 TraceCheckUtils]: 10: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,287 INFO L280 TraceCheckUtils]: 11: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,287 INFO L280 TraceCheckUtils]: 12: Hoare triple {4948#true} assume !(1 == ~n); {4948#true} is VALID [2020-07-10 14:57:05,288 INFO L263 TraceCheckUtils]: 13: Hoare triple {4948#true} call #t~ret2 := fibo1(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,288 INFO L280 TraceCheckUtils]: 14: Hoare triple {4948#true} ~n := #in~n; {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,289 INFO L280 TraceCheckUtils]: 15: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,289 INFO L280 TraceCheckUtils]: 16: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,290 INFO L263 TraceCheckUtils]: 17: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,290 INFO L280 TraceCheckUtils]: 18: Hoare triple {4948#true} ~n := #in~n; {5318#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,291 INFO L280 TraceCheckUtils]: 19: Hoare triple {5318#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5318#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,291 INFO L280 TraceCheckUtils]: 20: Hoare triple {5318#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {5318#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,292 INFO L263 TraceCheckUtils]: 21: Hoare triple {5318#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,292 INFO L280 TraceCheckUtils]: 22: Hoare triple {4948#true} ~n := #in~n; {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,293 INFO L280 TraceCheckUtils]: 23: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,293 INFO L280 TraceCheckUtils]: 24: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {5329#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:05,294 INFO L280 TraceCheckUtils]: 25: Hoare triple {5329#(<= |fibo1_#in~n| 1)} assume true; {5329#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:05,295 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {5329#(<= |fibo1_#in~n| 1)} {5318#(= fibo2_~n |fibo2_#in~n|)} #53#return; {5324#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:05,296 INFO L280 TraceCheckUtils]: 27: Hoare triple {5324#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {5324#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:05,296 INFO L263 TraceCheckUtils]: 28: Hoare triple {5324#(<= |fibo2_#in~n| 2)} call #t~ret3 := fibo1(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,296 INFO L280 TraceCheckUtils]: 29: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,297 INFO L280 TraceCheckUtils]: 30: Hoare triple {4948#true} assume ~n < 1;#res := 0; {4948#true} is VALID [2020-07-10 14:57:05,297 INFO L280 TraceCheckUtils]: 31: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,298 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {4948#true} {5324#(<= |fibo2_#in~n| 2)} #55#return; {5324#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:05,298 INFO L280 TraceCheckUtils]: 33: Hoare triple {5324#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {5324#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:05,299 INFO L280 TraceCheckUtils]: 34: Hoare triple {5324#(<= |fibo2_#in~n| 2)} assume true; {5324#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:05,300 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {5324#(<= |fibo2_#in~n| 2)} {5293#(= fibo1_~n |fibo1_#in~n|)} #57#return; {5312#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:05,301 INFO L280 TraceCheckUtils]: 36: Hoare triple {5312#(<= |fibo1_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5312#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:05,301 INFO L263 TraceCheckUtils]: 37: Hoare triple {5312#(<= |fibo1_#in~n| 3)} call #t~ret1 := fibo2(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,301 INFO L280 TraceCheckUtils]: 38: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,302 INFO L280 TraceCheckUtils]: 39: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,302 INFO L280 TraceCheckUtils]: 40: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,302 INFO L280 TraceCheckUtils]: 41: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,304 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {4948#true} {5312#(<= |fibo1_#in~n| 3)} #59#return; {5312#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:05,304 INFO L280 TraceCheckUtils]: 43: Hoare triple {5312#(<= |fibo1_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {5312#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:05,305 INFO L280 TraceCheckUtils]: 44: Hoare triple {5312#(<= |fibo1_#in~n| 3)} assume true; {5312#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:05,307 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {5312#(<= |fibo1_#in~n| 3)} {4948#true} #53#return; {5260#(<= fibo2_~n 4)} is VALID [2020-07-10 14:57:05,308 INFO L280 TraceCheckUtils]: 46: Hoare triple {5260#(<= fibo2_~n 4)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {5260#(<= fibo2_~n 4)} is VALID [2020-07-10 14:57:05,308 INFO L263 TraceCheckUtils]: 47: Hoare triple {5260#(<= fibo2_~n 4)} call #t~ret3 := fibo1(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,309 INFO L280 TraceCheckUtils]: 48: Hoare triple {4948#true} ~n := #in~n; {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,310 INFO L280 TraceCheckUtils]: 49: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,310 INFO L280 TraceCheckUtils]: 50: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {5293#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,311 INFO L263 TraceCheckUtils]: 51: Hoare triple {5293#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,311 INFO L280 TraceCheckUtils]: 52: Hoare triple {4948#true} ~n := #in~n; {5318#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,313 INFO L280 TraceCheckUtils]: 53: Hoare triple {5318#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5354#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-10 14:57:05,314 INFO L280 TraceCheckUtils]: 54: Hoare triple {5354#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,314 INFO L263 TraceCheckUtils]: 55: Hoare triple {5355#(<= 2 |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,314 INFO L280 TraceCheckUtils]: 56: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,314 INFO L280 TraceCheckUtils]: 57: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,315 INFO L280 TraceCheckUtils]: 58: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,315 INFO L280 TraceCheckUtils]: 59: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,316 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {4948#true} {5355#(<= 2 |fibo2_#in~n|)} #53#return; {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,317 INFO L280 TraceCheckUtils]: 61: Hoare triple {5355#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,317 INFO L263 TraceCheckUtils]: 62: Hoare triple {5355#(<= 2 |fibo2_#in~n|)} call #t~ret3 := fibo1(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,318 INFO L280 TraceCheckUtils]: 63: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,318 INFO L280 TraceCheckUtils]: 64: Hoare triple {4948#true} assume ~n < 1;#res := 0; {4948#true} is VALID [2020-07-10 14:57:05,318 INFO L280 TraceCheckUtils]: 65: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,320 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {4948#true} {5355#(<= 2 |fibo2_#in~n|)} #55#return; {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,320 INFO L280 TraceCheckUtils]: 67: Hoare triple {5355#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,321 INFO L280 TraceCheckUtils]: 68: Hoare triple {5355#(<= 2 |fibo2_#in~n|)} assume true; {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,323 INFO L275 TraceCheckUtils]: 69: Hoare quadruple {5355#(<= 2 |fibo2_#in~n|)} {5293#(= fibo1_~n |fibo1_#in~n|)} #57#return; {5348#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,324 INFO L280 TraceCheckUtils]: 70: Hoare triple {5348#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5348#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,324 INFO L263 TraceCheckUtils]: 71: Hoare triple {5348#(<= 3 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,324 INFO L280 TraceCheckUtils]: 72: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,325 INFO L280 TraceCheckUtils]: 73: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,325 INFO L280 TraceCheckUtils]: 74: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,325 INFO L280 TraceCheckUtils]: 75: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,326 INFO L275 TraceCheckUtils]: 76: Hoare quadruple {4948#true} {5348#(<= 3 |fibo1_#in~n|)} #59#return; {5348#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,327 INFO L280 TraceCheckUtils]: 77: Hoare triple {5348#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {5348#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,328 INFO L280 TraceCheckUtils]: 78: Hoare triple {5348#(<= 3 |fibo1_#in~n|)} assume true; {5348#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,329 INFO L275 TraceCheckUtils]: 79: Hoare quadruple {5348#(<= 3 |fibo1_#in~n|)} {5260#(<= fibo2_~n 4)} #55#return; {4949#false} is VALID [2020-07-10 14:57:05,329 INFO L280 TraceCheckUtils]: 80: Hoare triple {4949#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {4949#false} is VALID [2020-07-10 14:57:05,330 INFO L280 TraceCheckUtils]: 81: Hoare triple {4949#false} assume true; {4949#false} is VALID [2020-07-10 14:57:05,330 INFO L275 TraceCheckUtils]: 82: Hoare quadruple {4949#false} {4948#true} #57#return; {4949#false} is VALID [2020-07-10 14:57:05,330 INFO L280 TraceCheckUtils]: 83: Hoare triple {4949#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4949#false} is VALID [2020-07-10 14:57:05,330 INFO L263 TraceCheckUtils]: 84: Hoare triple {4949#false} call #t~ret1 := fibo2(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,331 INFO L280 TraceCheckUtils]: 85: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,331 INFO L280 TraceCheckUtils]: 86: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,331 INFO L280 TraceCheckUtils]: 87: Hoare triple {4948#true} assume !(1 == ~n); {4948#true} is VALID [2020-07-10 14:57:05,331 INFO L263 TraceCheckUtils]: 88: Hoare triple {4948#true} call #t~ret2 := fibo1(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,332 INFO L280 TraceCheckUtils]: 89: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,332 INFO L280 TraceCheckUtils]: 90: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,332 INFO L280 TraceCheckUtils]: 91: Hoare triple {4948#true} assume !(1 == ~n); {4948#true} is VALID [2020-07-10 14:57:05,332 INFO L263 TraceCheckUtils]: 92: Hoare triple {4948#true} call #t~ret0 := fibo2(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,332 INFO L280 TraceCheckUtils]: 93: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,333 INFO L280 TraceCheckUtils]: 94: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,333 INFO L280 TraceCheckUtils]: 95: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,333 INFO L280 TraceCheckUtils]: 96: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,334 INFO L275 TraceCheckUtils]: 97: Hoare quadruple {4948#true} {4948#true} #57#return; {4948#true} is VALID [2020-07-10 14:57:05,334 INFO L280 TraceCheckUtils]: 98: Hoare triple {4948#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4948#true} is VALID [2020-07-10 14:57:05,334 INFO L263 TraceCheckUtils]: 99: Hoare triple {4948#true} call #t~ret1 := fibo2(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,335 INFO L280 TraceCheckUtils]: 100: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,335 INFO L280 TraceCheckUtils]: 101: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,335 INFO L280 TraceCheckUtils]: 102: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,335 INFO L280 TraceCheckUtils]: 103: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,335 INFO L275 TraceCheckUtils]: 104: Hoare quadruple {4948#true} {4948#true} #59#return; {4948#true} is VALID [2020-07-10 14:57:05,336 INFO L280 TraceCheckUtils]: 105: Hoare triple {4948#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4948#true} is VALID [2020-07-10 14:57:05,336 INFO L280 TraceCheckUtils]: 106: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,336 INFO L275 TraceCheckUtils]: 107: Hoare quadruple {4948#true} {4948#true} #53#return; {4948#true} is VALID [2020-07-10 14:57:05,336 INFO L280 TraceCheckUtils]: 108: Hoare triple {4948#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {4948#true} is VALID [2020-07-10 14:57:05,336 INFO L263 TraceCheckUtils]: 109: Hoare triple {4948#true} call #t~ret3 := fibo1(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,337 INFO L280 TraceCheckUtils]: 110: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,337 INFO L280 TraceCheckUtils]: 111: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,337 INFO L280 TraceCheckUtils]: 112: Hoare triple {4948#true} assume !(1 == ~n); {4948#true} is VALID [2020-07-10 14:57:05,337 INFO L263 TraceCheckUtils]: 113: Hoare triple {4948#true} call #t~ret0 := fibo2(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,337 INFO L280 TraceCheckUtils]: 114: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,337 INFO L280 TraceCheckUtils]: 115: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,338 INFO L280 TraceCheckUtils]: 116: Hoare triple {4948#true} assume !(1 == ~n); {4948#true} is VALID [2020-07-10 14:57:05,338 INFO L263 TraceCheckUtils]: 117: Hoare triple {4948#true} call #t~ret2 := fibo1(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,338 INFO L280 TraceCheckUtils]: 118: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,338 INFO L280 TraceCheckUtils]: 119: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,338 INFO L280 TraceCheckUtils]: 120: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,339 INFO L280 TraceCheckUtils]: 121: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,339 INFO L275 TraceCheckUtils]: 122: Hoare quadruple {4948#true} {4948#true} #53#return; {4948#true} is VALID [2020-07-10 14:57:05,339 INFO L280 TraceCheckUtils]: 123: Hoare triple {4948#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {4948#true} is VALID [2020-07-10 14:57:05,339 INFO L263 TraceCheckUtils]: 124: Hoare triple {4948#true} call #t~ret3 := fibo1(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,339 INFO L280 TraceCheckUtils]: 125: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,339 INFO L280 TraceCheckUtils]: 126: Hoare triple {4948#true} assume ~n < 1;#res := 0; {4948#true} is VALID [2020-07-10 14:57:05,340 INFO L280 TraceCheckUtils]: 127: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,340 INFO L275 TraceCheckUtils]: 128: Hoare quadruple {4948#true} {4948#true} #55#return; {4948#true} is VALID [2020-07-10 14:57:05,340 INFO L280 TraceCheckUtils]: 129: Hoare triple {4948#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {4948#true} is VALID [2020-07-10 14:57:05,340 INFO L280 TraceCheckUtils]: 130: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,340 INFO L275 TraceCheckUtils]: 131: Hoare quadruple {4948#true} {4948#true} #57#return; {4948#true} is VALID [2020-07-10 14:57:05,341 INFO L280 TraceCheckUtils]: 132: Hoare triple {4948#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4948#true} is VALID [2020-07-10 14:57:05,341 INFO L263 TraceCheckUtils]: 133: Hoare triple {4948#true} call #t~ret1 := fibo2(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,341 INFO L280 TraceCheckUtils]: 134: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,341 INFO L280 TraceCheckUtils]: 135: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,341 INFO L280 TraceCheckUtils]: 136: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,342 INFO L280 TraceCheckUtils]: 137: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,342 INFO L275 TraceCheckUtils]: 138: Hoare quadruple {4948#true} {4948#true} #59#return; {4948#true} is VALID [2020-07-10 14:57:05,342 INFO L280 TraceCheckUtils]: 139: Hoare triple {4948#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4948#true} is VALID [2020-07-10 14:57:05,342 INFO L280 TraceCheckUtils]: 140: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,342 INFO L275 TraceCheckUtils]: 141: Hoare quadruple {4948#true} {4948#true} #55#return; {4948#true} is VALID [2020-07-10 14:57:05,343 INFO L280 TraceCheckUtils]: 142: Hoare triple {4948#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {4948#true} is VALID [2020-07-10 14:57:05,343 INFO L280 TraceCheckUtils]: 143: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,343 INFO L275 TraceCheckUtils]: 144: Hoare quadruple {4948#true} {4949#false} #59#return; {4949#false} is VALID [2020-07-10 14:57:05,343 INFO L280 TraceCheckUtils]: 145: Hoare triple {4949#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4949#false} is VALID [2020-07-10 14:57:05,344 INFO L280 TraceCheckUtils]: 146: Hoare triple {4949#false} assume true; {4949#false} is VALID [2020-07-10 14:57:05,344 INFO L275 TraceCheckUtils]: 147: Hoare quadruple {4949#false} {4952#(<= main_~x~0 5)} #51#return; {4949#false} is VALID [2020-07-10 14:57:05,344 INFO L280 TraceCheckUtils]: 148: Hoare triple {4949#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {4949#false} is VALID [2020-07-10 14:57:05,344 INFO L280 TraceCheckUtils]: 149: Hoare triple {4949#false} assume 5 != ~result~0; {4949#false} is VALID [2020-07-10 14:57:05,344 INFO L280 TraceCheckUtils]: 150: Hoare triple {4949#false} assume !false; {4949#false} is VALID [2020-07-10 14:57:05,369 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 66 proven. 189 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2020-07-10 14:57:05,370 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779101637] [2020-07-10 14:57:05,370 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1042248215] [2020-07-10 14:57:05,370 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 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 [2020-07-10 14:57:05,459 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-07-10 14:57:05,459 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-10 14:57:05,461 INFO L264 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 12 conjunts are in the unsatisfiable core [2020-07-10 14:57:05,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:05,509 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:57:05,833 INFO L263 TraceCheckUtils]: 0: Hoare triple {4948#true} call ULTIMATE.init(); {4948#true} is VALID [2020-07-10 14:57:05,834 INFO L280 TraceCheckUtils]: 1: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,834 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4948#true} {4948#true} #47#return; {4948#true} is VALID [2020-07-10 14:57:05,835 INFO L263 TraceCheckUtils]: 3: Hoare triple {4948#true} call #t~ret5 := main(); {4948#true} is VALID [2020-07-10 14:57:05,835 INFO L280 TraceCheckUtils]: 4: Hoare triple {4948#true} ~x~0 := 5; {4952#(<= main_~x~0 5)} is VALID [2020-07-10 14:57:05,836 INFO L263 TraceCheckUtils]: 5: Hoare triple {4952#(<= main_~x~0 5)} call #t~ret4 := fibo1(~x~0); {4948#true} is VALID [2020-07-10 14:57:05,837 INFO L280 TraceCheckUtils]: 6: Hoare triple {4948#true} ~n := #in~n; {5479#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,838 INFO L280 TraceCheckUtils]: 7: Hoare triple {5479#(<= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5479#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,839 INFO L280 TraceCheckUtils]: 8: Hoare triple {5479#(<= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {5479#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,839 INFO L263 TraceCheckUtils]: 9: Hoare triple {5479#(<= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,840 INFO L280 TraceCheckUtils]: 10: Hoare triple {4948#true} ~n := #in~n; {5492#(<= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,840 INFO L280 TraceCheckUtils]: 11: Hoare triple {5492#(<= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5492#(<= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,841 INFO L280 TraceCheckUtils]: 12: Hoare triple {5492#(<= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {5492#(<= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,841 INFO L263 TraceCheckUtils]: 13: Hoare triple {5492#(<= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,842 INFO L280 TraceCheckUtils]: 14: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,842 INFO L280 TraceCheckUtils]: 15: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,842 INFO L280 TraceCheckUtils]: 16: Hoare triple {4948#true} assume !(1 == ~n); {4948#true} is VALID [2020-07-10 14:57:05,842 INFO L263 TraceCheckUtils]: 17: Hoare triple {4948#true} call #t~ret0 := fibo2(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,843 INFO L280 TraceCheckUtils]: 18: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,843 INFO L280 TraceCheckUtils]: 19: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,843 INFO L280 TraceCheckUtils]: 20: Hoare triple {4948#true} assume !(1 == ~n); {4948#true} is VALID [2020-07-10 14:57:05,843 INFO L263 TraceCheckUtils]: 21: Hoare triple {4948#true} call #t~ret2 := fibo1(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,844 INFO L280 TraceCheckUtils]: 22: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,844 INFO L280 TraceCheckUtils]: 23: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,844 INFO L280 TraceCheckUtils]: 24: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,844 INFO L280 TraceCheckUtils]: 25: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,845 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {4948#true} {4948#true} #53#return; {4948#true} is VALID [2020-07-10 14:57:05,845 INFO L280 TraceCheckUtils]: 27: Hoare triple {4948#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {4948#true} is VALID [2020-07-10 14:57:05,845 INFO L263 TraceCheckUtils]: 28: Hoare triple {4948#true} call #t~ret3 := fibo1(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,845 INFO L280 TraceCheckUtils]: 29: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,846 INFO L280 TraceCheckUtils]: 30: Hoare triple {4948#true} assume ~n < 1;#res := 0; {4948#true} is VALID [2020-07-10 14:57:05,846 INFO L280 TraceCheckUtils]: 31: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,846 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {4948#true} {4948#true} #55#return; {4948#true} is VALID [2020-07-10 14:57:05,846 INFO L280 TraceCheckUtils]: 33: Hoare triple {4948#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {4948#true} is VALID [2020-07-10 14:57:05,847 INFO L280 TraceCheckUtils]: 34: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,847 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {4948#true} {4948#true} #57#return; {4948#true} is VALID [2020-07-10 14:57:05,847 INFO L280 TraceCheckUtils]: 36: Hoare triple {4948#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4948#true} is VALID [2020-07-10 14:57:05,847 INFO L263 TraceCheckUtils]: 37: Hoare triple {4948#true} call #t~ret1 := fibo2(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,848 INFO L280 TraceCheckUtils]: 38: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,848 INFO L280 TraceCheckUtils]: 39: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,848 INFO L280 TraceCheckUtils]: 40: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,848 INFO L280 TraceCheckUtils]: 41: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,849 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {4948#true} {4948#true} #59#return; {4948#true} is VALID [2020-07-10 14:57:05,849 INFO L280 TraceCheckUtils]: 43: Hoare triple {4948#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4948#true} is VALID [2020-07-10 14:57:05,849 INFO L280 TraceCheckUtils]: 44: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,850 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {4948#true} {5492#(<= fibo2_~n |fibo2_#in~n|)} #53#return; {5492#(<= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,851 INFO L280 TraceCheckUtils]: 46: Hoare triple {5492#(<= fibo2_~n |fibo2_#in~n|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {5492#(<= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,851 INFO L263 TraceCheckUtils]: 47: Hoare triple {5492#(<= fibo2_~n |fibo2_#in~n|)} call #t~ret3 := fibo1(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,852 INFO L280 TraceCheckUtils]: 48: Hoare triple {4948#true} ~n := #in~n; {5479#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,852 INFO L280 TraceCheckUtils]: 49: Hoare triple {5479#(<= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5479#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,853 INFO L280 TraceCheckUtils]: 50: Hoare triple {5479#(<= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {5479#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,853 INFO L263 TraceCheckUtils]: 51: Hoare triple {5479#(<= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,854 INFO L280 TraceCheckUtils]: 52: Hoare triple {4948#true} ~n := #in~n; {5492#(<= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,854 INFO L280 TraceCheckUtils]: 53: Hoare triple {5492#(<= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {5492#(<= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,855 INFO L280 TraceCheckUtils]: 54: Hoare triple {5492#(<= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {5492#(<= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,855 INFO L263 TraceCheckUtils]: 55: Hoare triple {5492#(<= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,856 INFO L280 TraceCheckUtils]: 56: Hoare triple {4948#true} ~n := #in~n; {5479#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,857 INFO L280 TraceCheckUtils]: 57: Hoare triple {5479#(<= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {5634#(<= 1 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,858 INFO L280 TraceCheckUtils]: 58: Hoare triple {5634#(<= 1 |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {5634#(<= 1 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,859 INFO L280 TraceCheckUtils]: 59: Hoare triple {5634#(<= 1 |fibo1_#in~n|)} assume true; {5634#(<= 1 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,860 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {5634#(<= 1 |fibo1_#in~n|)} {5492#(<= fibo2_~n |fibo2_#in~n|)} #53#return; {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,861 INFO L280 TraceCheckUtils]: 61: Hoare triple {5355#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,861 INFO L263 TraceCheckUtils]: 62: Hoare triple {5355#(<= 2 |fibo2_#in~n|)} call #t~ret3 := fibo1(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,861 INFO L280 TraceCheckUtils]: 63: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,861 INFO L280 TraceCheckUtils]: 64: Hoare triple {4948#true} assume ~n < 1;#res := 0; {4948#true} is VALID [2020-07-10 14:57:05,861 INFO L280 TraceCheckUtils]: 65: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,862 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {4948#true} {5355#(<= 2 |fibo2_#in~n|)} #55#return; {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,863 INFO L280 TraceCheckUtils]: 67: Hoare triple {5355#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,864 INFO L280 TraceCheckUtils]: 68: Hoare triple {5355#(<= 2 |fibo2_#in~n|)} assume true; {5355#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,865 INFO L275 TraceCheckUtils]: 69: Hoare quadruple {5355#(<= 2 |fibo2_#in~n|)} {5479#(<= fibo1_~n |fibo1_#in~n|)} #57#return; {5348#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,866 INFO L280 TraceCheckUtils]: 70: Hoare triple {5348#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5348#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,867 INFO L263 TraceCheckUtils]: 71: Hoare triple {5348#(<= 3 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,867 INFO L280 TraceCheckUtils]: 72: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,867 INFO L280 TraceCheckUtils]: 73: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,868 INFO L280 TraceCheckUtils]: 74: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,868 INFO L280 TraceCheckUtils]: 75: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,869 INFO L275 TraceCheckUtils]: 76: Hoare quadruple {4948#true} {5348#(<= 3 |fibo1_#in~n|)} #59#return; {5348#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,870 INFO L280 TraceCheckUtils]: 77: Hoare triple {5348#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {5348#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,871 INFO L280 TraceCheckUtils]: 78: Hoare triple {5348#(<= 3 |fibo1_#in~n|)} assume true; {5348#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,873 INFO L275 TraceCheckUtils]: 79: Hoare quadruple {5348#(<= 3 |fibo1_#in~n|)} {5492#(<= fibo2_~n |fibo2_#in~n|)} #55#return; {5701#(<= 5 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,874 INFO L280 TraceCheckUtils]: 80: Hoare triple {5701#(<= 5 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {5701#(<= 5 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,874 INFO L280 TraceCheckUtils]: 81: Hoare triple {5701#(<= 5 |fibo2_#in~n|)} assume true; {5701#(<= 5 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:05,876 INFO L275 TraceCheckUtils]: 82: Hoare quadruple {5701#(<= 5 |fibo2_#in~n|)} {5479#(<= fibo1_~n |fibo1_#in~n|)} #57#return; {5711#(<= 6 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,877 INFO L280 TraceCheckUtils]: 83: Hoare triple {5711#(<= 6 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {5711#(<= 6 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,877 INFO L263 TraceCheckUtils]: 84: Hoare triple {5711#(<= 6 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,877 INFO L280 TraceCheckUtils]: 85: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,877 INFO L280 TraceCheckUtils]: 86: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,878 INFO L280 TraceCheckUtils]: 87: Hoare triple {4948#true} assume !(1 == ~n); {4948#true} is VALID [2020-07-10 14:57:05,878 INFO L263 TraceCheckUtils]: 88: Hoare triple {4948#true} call #t~ret2 := fibo1(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,878 INFO L280 TraceCheckUtils]: 89: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,878 INFO L280 TraceCheckUtils]: 90: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,879 INFO L280 TraceCheckUtils]: 91: Hoare triple {4948#true} assume !(1 == ~n); {4948#true} is VALID [2020-07-10 14:57:05,879 INFO L263 TraceCheckUtils]: 92: Hoare triple {4948#true} call #t~ret0 := fibo2(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,879 INFO L280 TraceCheckUtils]: 93: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,879 INFO L280 TraceCheckUtils]: 94: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,880 INFO L280 TraceCheckUtils]: 95: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,880 INFO L280 TraceCheckUtils]: 96: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,880 INFO L275 TraceCheckUtils]: 97: Hoare quadruple {4948#true} {4948#true} #57#return; {4948#true} is VALID [2020-07-10 14:57:05,880 INFO L280 TraceCheckUtils]: 98: Hoare triple {4948#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4948#true} is VALID [2020-07-10 14:57:05,881 INFO L263 TraceCheckUtils]: 99: Hoare triple {4948#true} call #t~ret1 := fibo2(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,881 INFO L280 TraceCheckUtils]: 100: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,881 INFO L280 TraceCheckUtils]: 101: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,881 INFO L280 TraceCheckUtils]: 102: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,881 INFO L280 TraceCheckUtils]: 103: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,882 INFO L275 TraceCheckUtils]: 104: Hoare quadruple {4948#true} {4948#true} #59#return; {4948#true} is VALID [2020-07-10 14:57:05,882 INFO L280 TraceCheckUtils]: 105: Hoare triple {4948#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4948#true} is VALID [2020-07-10 14:57:05,882 INFO L280 TraceCheckUtils]: 106: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,882 INFO L275 TraceCheckUtils]: 107: Hoare quadruple {4948#true} {4948#true} #53#return; {4948#true} is VALID [2020-07-10 14:57:05,883 INFO L280 TraceCheckUtils]: 108: Hoare triple {4948#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {4948#true} is VALID [2020-07-10 14:57:05,883 INFO L263 TraceCheckUtils]: 109: Hoare triple {4948#true} call #t~ret3 := fibo1(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,883 INFO L280 TraceCheckUtils]: 110: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,883 INFO L280 TraceCheckUtils]: 111: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,884 INFO L280 TraceCheckUtils]: 112: Hoare triple {4948#true} assume !(1 == ~n); {4948#true} is VALID [2020-07-10 14:57:05,884 INFO L263 TraceCheckUtils]: 113: Hoare triple {4948#true} call #t~ret0 := fibo2(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,884 INFO L280 TraceCheckUtils]: 114: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,884 INFO L280 TraceCheckUtils]: 115: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,884 INFO L280 TraceCheckUtils]: 116: Hoare triple {4948#true} assume !(1 == ~n); {4948#true} is VALID [2020-07-10 14:57:05,885 INFO L263 TraceCheckUtils]: 117: Hoare triple {4948#true} call #t~ret2 := fibo1(~n - 1); {4948#true} is VALID [2020-07-10 14:57:05,885 INFO L280 TraceCheckUtils]: 118: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,885 INFO L280 TraceCheckUtils]: 119: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,885 INFO L280 TraceCheckUtils]: 120: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,885 INFO L280 TraceCheckUtils]: 121: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,886 INFO L275 TraceCheckUtils]: 122: Hoare quadruple {4948#true} {4948#true} #53#return; {4948#true} is VALID [2020-07-10 14:57:05,886 INFO L280 TraceCheckUtils]: 123: Hoare triple {4948#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {4948#true} is VALID [2020-07-10 14:57:05,886 INFO L263 TraceCheckUtils]: 124: Hoare triple {4948#true} call #t~ret3 := fibo1(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,886 INFO L280 TraceCheckUtils]: 125: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,887 INFO L280 TraceCheckUtils]: 126: Hoare triple {4948#true} assume ~n < 1;#res := 0; {4948#true} is VALID [2020-07-10 14:57:05,887 INFO L280 TraceCheckUtils]: 127: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,887 INFO L275 TraceCheckUtils]: 128: Hoare quadruple {4948#true} {4948#true} #55#return; {4948#true} is VALID [2020-07-10 14:57:05,887 INFO L280 TraceCheckUtils]: 129: Hoare triple {4948#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {4948#true} is VALID [2020-07-10 14:57:05,888 INFO L280 TraceCheckUtils]: 130: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,888 INFO L275 TraceCheckUtils]: 131: Hoare quadruple {4948#true} {4948#true} #57#return; {4948#true} is VALID [2020-07-10 14:57:05,888 INFO L280 TraceCheckUtils]: 132: Hoare triple {4948#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {4948#true} is VALID [2020-07-10 14:57:05,888 INFO L263 TraceCheckUtils]: 133: Hoare triple {4948#true} call #t~ret1 := fibo2(~n - 2); {4948#true} is VALID [2020-07-10 14:57:05,888 INFO L280 TraceCheckUtils]: 134: Hoare triple {4948#true} ~n := #in~n; {4948#true} is VALID [2020-07-10 14:57:05,889 INFO L280 TraceCheckUtils]: 135: Hoare triple {4948#true} assume !(~n < 1); {4948#true} is VALID [2020-07-10 14:57:05,889 INFO L280 TraceCheckUtils]: 136: Hoare triple {4948#true} assume 1 == ~n;#res := 1; {4948#true} is VALID [2020-07-10 14:57:05,889 INFO L280 TraceCheckUtils]: 137: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,889 INFO L275 TraceCheckUtils]: 138: Hoare quadruple {4948#true} {4948#true} #59#return; {4948#true} is VALID [2020-07-10 14:57:05,890 INFO L280 TraceCheckUtils]: 139: Hoare triple {4948#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {4948#true} is VALID [2020-07-10 14:57:05,890 INFO L280 TraceCheckUtils]: 140: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,890 INFO L275 TraceCheckUtils]: 141: Hoare quadruple {4948#true} {4948#true} #55#return; {4948#true} is VALID [2020-07-10 14:57:05,890 INFO L280 TraceCheckUtils]: 142: Hoare triple {4948#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {4948#true} is VALID [2020-07-10 14:57:05,891 INFO L280 TraceCheckUtils]: 143: Hoare triple {4948#true} assume true; {4948#true} is VALID [2020-07-10 14:57:05,892 INFO L275 TraceCheckUtils]: 144: Hoare quadruple {4948#true} {5711#(<= 6 |fibo1_#in~n|)} #59#return; {5711#(<= 6 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,892 INFO L280 TraceCheckUtils]: 145: Hoare triple {5711#(<= 6 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {5711#(<= 6 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,893 INFO L280 TraceCheckUtils]: 146: Hoare triple {5711#(<= 6 |fibo1_#in~n|)} assume true; {5711#(<= 6 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:05,894 INFO L275 TraceCheckUtils]: 147: Hoare quadruple {5711#(<= 6 |fibo1_#in~n|)} {4952#(<= main_~x~0 5)} #51#return; {4949#false} is VALID [2020-07-10 14:57:05,894 INFO L280 TraceCheckUtils]: 148: Hoare triple {4949#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {4949#false} is VALID [2020-07-10 14:57:05,895 INFO L280 TraceCheckUtils]: 149: Hoare triple {4949#false} assume 5 != ~result~0; {4949#false} is VALID [2020-07-10 14:57:05,895 INFO L280 TraceCheckUtils]: 150: Hoare triple {4949#false} assume !false; {4949#false} is VALID [2020-07-10 14:57:05,934 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 82 proven. 133 refuted. 0 times theorem prover too weak. 338 trivial. 0 not checked. [2020-07-10 14:57:05,934 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:57:05,934 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10] total 17 [2020-07-10 14:57:05,935 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520653971] [2020-07-10 14:57:05,936 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 151 [2020-07-10 14:57:05,968 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:57:05,969 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 17 states. [2020-07-10 14:57:06,091 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 108 edges. 108 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:57:06,092 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-07-10 14:57:06,092 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:57:06,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-07-10 14:57:06,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2020-07-10 14:57:06,093 INFO L87 Difference]: Start difference. First operand 101 states and 154 transitions. Second operand 17 states. [2020-07-10 14:57:08,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:08,634 INFO L93 Difference]: Finished difference Result 253 states and 480 transitions. [2020-07-10 14:57:08,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-07-10 14:57:08,635 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 151 [2020-07-10 14:57:08,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:57:08,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2020-07-10 14:57:08,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 176 transitions. [2020-07-10 14:57:08,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2020-07-10 14:57:08,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 176 transitions. [2020-07-10 14:57:08,646 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 27 states and 176 transitions. [2020-07-10 14:57:08,899 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 176 edges. 176 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:57:08,905 INFO L225 Difference]: With dead ends: 253 [2020-07-10 14:57:08,905 INFO L226 Difference]: Without dead ends: 125 [2020-07-10 14:57:08,908 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 192 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=157, Invalid=835, Unknown=0, NotChecked=0, Total=992 [2020-07-10 14:57:08,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2020-07-10 14:57:08,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 111. [2020-07-10 14:57:08,987 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:57:08,987 INFO L82 GeneralOperation]: Start isEquivalent. First operand 125 states. Second operand 111 states. [2020-07-10 14:57:08,987 INFO L74 IsIncluded]: Start isIncluded. First operand 125 states. Second operand 111 states. [2020-07-10 14:57:08,987 INFO L87 Difference]: Start difference. First operand 125 states. Second operand 111 states. [2020-07-10 14:57:08,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:08,994 INFO L93 Difference]: Finished difference Result 125 states and 175 transitions. [2020-07-10 14:57:08,995 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 175 transitions. [2020-07-10 14:57:08,996 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:08,996 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:08,996 INFO L74 IsIncluded]: Start isIncluded. First operand 111 states. Second operand 125 states. [2020-07-10 14:57:08,996 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 125 states. [2020-07-10 14:57:09,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:09,002 INFO L93 Difference]: Finished difference Result 125 states and 175 transitions. [2020-07-10 14:57:09,002 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 175 transitions. [2020-07-10 14:57:09,003 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:09,003 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:09,003 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:57:09,004 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:57:09,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2020-07-10 14:57:09,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 154 transitions. [2020-07-10 14:57:09,009 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 154 transitions. Word has length 151 [2020-07-10 14:57:09,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:57:09,009 INFO L479 AbstractCegarLoop]: Abstraction has 111 states and 154 transitions. [2020-07-10 14:57:09,009 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-07-10 14:57:09,009 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 154 transitions. [2020-07-10 14:57:09,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-07-10 14:57:09,011 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:57:09,012 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 7, 7, 7, 6, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:57:09,225 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:57:09,226 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:57:09,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:57:09,226 INFO L82 PathProgramCache]: Analyzing trace with hash -878903457, now seen corresponding path program 1 times [2020-07-10 14:57:09,226 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:57:09,227 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462460667] [2020-07-10 14:57:09,227 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:57:09,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:09,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:09,291 INFO L280 TraceCheckUtils]: 0: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,292 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6671#true} {6671#true} #47#return; {6671#true} is VALID [2020-07-10 14:57:09,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:09,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:09,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:09,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:09,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:09,454 INFO L280 TraceCheckUtils]: 0: Hoare triple {6671#true} ~n := #in~n; {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,455 INFO L280 TraceCheckUtils]: 1: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,455 INFO L280 TraceCheckUtils]: 2: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {6981#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:09,456 INFO L280 TraceCheckUtils]: 3: Hoare triple {6981#(<= |fibo1_#in~n| 1)} assume true; {6981#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:09,458 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {6981#(<= |fibo1_#in~n| 1)} {6894#(= fibo2_~n |fibo2_#in~n|)} #53#return; {6976#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:09,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:09,462 INFO L280 TraceCheckUtils]: 0: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,463 INFO L280 TraceCheckUtils]: 1: Hoare triple {6671#true} assume ~n < 1;#res := 0; {6671#true} is VALID [2020-07-10 14:57:09,463 INFO L280 TraceCheckUtils]: 2: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,464 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6671#true} {6976#(<= |fibo2_#in~n| 2)} #55#return; {6976#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:09,465 INFO L280 TraceCheckUtils]: 0: Hoare triple {6671#true} ~n := #in~n; {6894#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:09,465 INFO L280 TraceCheckUtils]: 1: Hoare triple {6894#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {6894#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:09,466 INFO L280 TraceCheckUtils]: 2: Hoare triple {6894#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {6894#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:09,466 INFO L263 TraceCheckUtils]: 3: Hoare triple {6894#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {6671#true} is VALID [2020-07-10 14:57:09,467 INFO L280 TraceCheckUtils]: 4: Hoare triple {6671#true} ~n := #in~n; {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,468 INFO L280 TraceCheckUtils]: 5: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,468 INFO L280 TraceCheckUtils]: 6: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {6981#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:09,469 INFO L280 TraceCheckUtils]: 7: Hoare triple {6981#(<= |fibo1_#in~n| 1)} assume true; {6981#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:09,471 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {6981#(<= |fibo1_#in~n| 1)} {6894#(= fibo2_~n |fibo2_#in~n|)} #53#return; {6976#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:09,471 INFO L280 TraceCheckUtils]: 9: Hoare triple {6976#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {6976#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:09,472 INFO L263 TraceCheckUtils]: 10: Hoare triple {6976#(<= |fibo2_#in~n| 2)} call #t~ret3 := fibo1(~n - 2); {6671#true} is VALID [2020-07-10 14:57:09,472 INFO L280 TraceCheckUtils]: 11: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,472 INFO L280 TraceCheckUtils]: 12: Hoare triple {6671#true} assume ~n < 1;#res := 0; {6671#true} is VALID [2020-07-10 14:57:09,472 INFO L280 TraceCheckUtils]: 13: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,473 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {6671#true} {6976#(<= |fibo2_#in~n| 2)} #55#return; {6976#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:09,474 INFO L280 TraceCheckUtils]: 15: Hoare triple {6976#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {6976#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:09,474 INFO L280 TraceCheckUtils]: 16: Hoare triple {6976#(<= |fibo2_#in~n| 2)} assume true; {6976#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:09,476 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {6976#(<= |fibo2_#in~n| 2)} {6946#(= fibo1_~n |fibo1_#in~n|)} #57#return; {6965#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:09,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:09,481 INFO L280 TraceCheckUtils]: 0: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,481 INFO L280 TraceCheckUtils]: 1: Hoare triple {6671#true} assume !(~n < 1); {6671#true} is VALID [2020-07-10 14:57:09,481 INFO L280 TraceCheckUtils]: 2: Hoare triple {6671#true} assume 1 == ~n;#res := 1; {6671#true} is VALID [2020-07-10 14:57:09,481 INFO L280 TraceCheckUtils]: 3: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,482 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {6671#true} {6965#(<= |fibo1_#in~n| 3)} #59#return; {6965#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:09,483 INFO L280 TraceCheckUtils]: 0: Hoare triple {6671#true} ~n := #in~n; {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,484 INFO L280 TraceCheckUtils]: 1: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,484 INFO L280 TraceCheckUtils]: 2: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,484 INFO L263 TraceCheckUtils]: 3: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {6671#true} is VALID [2020-07-10 14:57:09,485 INFO L280 TraceCheckUtils]: 4: Hoare triple {6671#true} ~n := #in~n; {6894#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:09,486 INFO L280 TraceCheckUtils]: 5: Hoare triple {6894#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {6894#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:09,486 INFO L280 TraceCheckUtils]: 6: Hoare triple {6894#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {6894#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:09,486 INFO L263 TraceCheckUtils]: 7: Hoare triple {6894#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {6671#true} is VALID [2020-07-10 14:57:09,487 INFO L280 TraceCheckUtils]: 8: Hoare triple {6671#true} ~n := #in~n; {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,488 INFO L280 TraceCheckUtils]: 9: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,488 INFO L280 TraceCheckUtils]: 10: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {6981#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:09,489 INFO L280 TraceCheckUtils]: 11: Hoare triple {6981#(<= |fibo1_#in~n| 1)} assume true; {6981#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:09,490 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {6981#(<= |fibo1_#in~n| 1)} {6894#(= fibo2_~n |fibo2_#in~n|)} #53#return; {6976#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:09,491 INFO L280 TraceCheckUtils]: 13: Hoare triple {6976#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {6976#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:09,491 INFO L263 TraceCheckUtils]: 14: Hoare triple {6976#(<= |fibo2_#in~n| 2)} call #t~ret3 := fibo1(~n - 2); {6671#true} is VALID [2020-07-10 14:57:09,492 INFO L280 TraceCheckUtils]: 15: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,492 INFO L280 TraceCheckUtils]: 16: Hoare triple {6671#true} assume ~n < 1;#res := 0; {6671#true} is VALID [2020-07-10 14:57:09,492 INFO L280 TraceCheckUtils]: 17: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,493 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {6671#true} {6976#(<= |fibo2_#in~n| 2)} #55#return; {6976#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:09,494 INFO L280 TraceCheckUtils]: 19: Hoare triple {6976#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {6976#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:09,494 INFO L280 TraceCheckUtils]: 20: Hoare triple {6976#(<= |fibo2_#in~n| 2)} assume true; {6976#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:09,496 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {6976#(<= |fibo2_#in~n| 2)} {6946#(= fibo1_~n |fibo1_#in~n|)} #57#return; {6965#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:09,497 INFO L280 TraceCheckUtils]: 22: Hoare triple {6965#(<= |fibo1_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {6965#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:09,497 INFO L263 TraceCheckUtils]: 23: Hoare triple {6965#(<= |fibo1_#in~n| 3)} call #t~ret1 := fibo2(~n - 2); {6671#true} is VALID [2020-07-10 14:57:09,497 INFO L280 TraceCheckUtils]: 24: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,497 INFO L280 TraceCheckUtils]: 25: Hoare triple {6671#true} assume !(~n < 1); {6671#true} is VALID [2020-07-10 14:57:09,498 INFO L280 TraceCheckUtils]: 26: Hoare triple {6671#true} assume 1 == ~n;#res := 1; {6671#true} is VALID [2020-07-10 14:57:09,498 INFO L280 TraceCheckUtils]: 27: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,499 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {6671#true} {6965#(<= |fibo1_#in~n| 3)} #59#return; {6965#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:09,500 INFO L280 TraceCheckUtils]: 29: Hoare triple {6965#(<= |fibo1_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {6965#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:09,501 INFO L280 TraceCheckUtils]: 30: Hoare triple {6965#(<= |fibo1_#in~n| 3)} assume true; {6965#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:09,502 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {6965#(<= |fibo1_#in~n| 3)} {6894#(= fibo2_~n |fibo2_#in~n|)} #53#return; {6927#(<= |fibo2_#in~n| 4)} is VALID [2020-07-10 14:57:09,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:09,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:09,516 INFO L280 TraceCheckUtils]: 0: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,516 INFO L280 TraceCheckUtils]: 1: Hoare triple {6671#true} assume !(~n < 1); {6671#true} is VALID [2020-07-10 14:57:09,517 INFO L280 TraceCheckUtils]: 2: Hoare triple {6671#true} assume 1 == ~n;#res := 1; {6671#true} is VALID [2020-07-10 14:57:09,517 INFO L280 TraceCheckUtils]: 3: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,517 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {6671#true} {6671#true} #57#return; {6671#true} is VALID [2020-07-10 14:57:09,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:09,521 INFO L280 TraceCheckUtils]: 0: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,521 INFO L280 TraceCheckUtils]: 1: Hoare triple {6671#true} assume ~n < 1;#res := 0; {6671#true} is VALID [2020-07-10 14:57:09,522 INFO L280 TraceCheckUtils]: 2: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,522 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6671#true} {6671#true} #59#return; {6671#true} is VALID [2020-07-10 14:57:09,522 INFO L280 TraceCheckUtils]: 0: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,523 INFO L280 TraceCheckUtils]: 1: Hoare triple {6671#true} assume !(~n < 1); {6671#true} is VALID [2020-07-10 14:57:09,523 INFO L280 TraceCheckUtils]: 2: Hoare triple {6671#true} assume !(1 == ~n); {6671#true} is VALID [2020-07-10 14:57:09,523 INFO L263 TraceCheckUtils]: 3: Hoare triple {6671#true} call #t~ret0 := fibo2(~n - 1); {6671#true} is VALID [2020-07-10 14:57:09,523 INFO L280 TraceCheckUtils]: 4: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,524 INFO L280 TraceCheckUtils]: 5: Hoare triple {6671#true} assume !(~n < 1); {6671#true} is VALID [2020-07-10 14:57:09,524 INFO L280 TraceCheckUtils]: 6: Hoare triple {6671#true} assume 1 == ~n;#res := 1; {6671#true} is VALID [2020-07-10 14:57:09,524 INFO L280 TraceCheckUtils]: 7: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,524 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {6671#true} {6671#true} #57#return; {6671#true} is VALID [2020-07-10 14:57:09,525 INFO L280 TraceCheckUtils]: 9: Hoare triple {6671#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {6671#true} is VALID [2020-07-10 14:57:09,525 INFO L263 TraceCheckUtils]: 10: Hoare triple {6671#true} call #t~ret1 := fibo2(~n - 2); {6671#true} is VALID [2020-07-10 14:57:09,525 INFO L280 TraceCheckUtils]: 11: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,525 INFO L280 TraceCheckUtils]: 12: Hoare triple {6671#true} assume ~n < 1;#res := 0; {6671#true} is VALID [2020-07-10 14:57:09,526 INFO L280 TraceCheckUtils]: 13: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,526 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {6671#true} {6671#true} #59#return; {6671#true} is VALID [2020-07-10 14:57:09,526 INFO L280 TraceCheckUtils]: 15: Hoare triple {6671#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {6671#true} is VALID [2020-07-10 14:57:09,526 INFO L280 TraceCheckUtils]: 16: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,528 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {6671#true} {6927#(<= |fibo2_#in~n| 4)} #55#return; {6927#(<= |fibo2_#in~n| 4)} is VALID [2020-07-10 14:57:09,529 INFO L280 TraceCheckUtils]: 0: Hoare triple {6671#true} ~n := #in~n; {6894#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:09,530 INFO L280 TraceCheckUtils]: 1: Hoare triple {6894#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {6894#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:09,530 INFO L280 TraceCheckUtils]: 2: Hoare triple {6894#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {6894#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:09,530 INFO L263 TraceCheckUtils]: 3: Hoare triple {6894#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {6671#true} is VALID [2020-07-10 14:57:09,531 INFO L280 TraceCheckUtils]: 4: Hoare triple {6671#true} ~n := #in~n; {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,532 INFO L280 TraceCheckUtils]: 5: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,532 INFO L280 TraceCheckUtils]: 6: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,532 INFO L263 TraceCheckUtils]: 7: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {6671#true} is VALID [2020-07-10 14:57:09,533 INFO L280 TraceCheckUtils]: 8: Hoare triple {6671#true} ~n := #in~n; {6894#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:09,534 INFO L280 TraceCheckUtils]: 9: Hoare triple {6894#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {6894#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:09,534 INFO L280 TraceCheckUtils]: 10: Hoare triple {6894#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {6894#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:09,535 INFO L263 TraceCheckUtils]: 11: Hoare triple {6894#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {6671#true} is VALID [2020-07-10 14:57:09,535 INFO L280 TraceCheckUtils]: 12: Hoare triple {6671#true} ~n := #in~n; {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,536 INFO L280 TraceCheckUtils]: 13: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,537 INFO L280 TraceCheckUtils]: 14: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {6981#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:09,537 INFO L280 TraceCheckUtils]: 15: Hoare triple {6981#(<= |fibo1_#in~n| 1)} assume true; {6981#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:09,539 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {6981#(<= |fibo1_#in~n| 1)} {6894#(= fibo2_~n |fibo2_#in~n|)} #53#return; {6976#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:09,540 INFO L280 TraceCheckUtils]: 17: Hoare triple {6976#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {6976#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:09,541 INFO L263 TraceCheckUtils]: 18: Hoare triple {6976#(<= |fibo2_#in~n| 2)} call #t~ret3 := fibo1(~n - 2); {6671#true} is VALID [2020-07-10 14:57:09,541 INFO L280 TraceCheckUtils]: 19: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,541 INFO L280 TraceCheckUtils]: 20: Hoare triple {6671#true} assume ~n < 1;#res := 0; {6671#true} is VALID [2020-07-10 14:57:09,541 INFO L280 TraceCheckUtils]: 21: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,543 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {6671#true} {6976#(<= |fibo2_#in~n| 2)} #55#return; {6976#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:09,543 INFO L280 TraceCheckUtils]: 23: Hoare triple {6976#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {6976#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:09,544 INFO L280 TraceCheckUtils]: 24: Hoare triple {6976#(<= |fibo2_#in~n| 2)} assume true; {6976#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:09,546 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {6976#(<= |fibo2_#in~n| 2)} {6946#(= fibo1_~n |fibo1_#in~n|)} #57#return; {6965#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:09,547 INFO L280 TraceCheckUtils]: 26: Hoare triple {6965#(<= |fibo1_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {6965#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:09,547 INFO L263 TraceCheckUtils]: 27: Hoare triple {6965#(<= |fibo1_#in~n| 3)} call #t~ret1 := fibo2(~n - 2); {6671#true} is VALID [2020-07-10 14:57:09,547 INFO L280 TraceCheckUtils]: 28: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,548 INFO L280 TraceCheckUtils]: 29: Hoare triple {6671#true} assume !(~n < 1); {6671#true} is VALID [2020-07-10 14:57:09,548 INFO L280 TraceCheckUtils]: 30: Hoare triple {6671#true} assume 1 == ~n;#res := 1; {6671#true} is VALID [2020-07-10 14:57:09,548 INFO L280 TraceCheckUtils]: 31: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,550 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {6671#true} {6965#(<= |fibo1_#in~n| 3)} #59#return; {6965#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:09,550 INFO L280 TraceCheckUtils]: 33: Hoare triple {6965#(<= |fibo1_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {6965#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:09,551 INFO L280 TraceCheckUtils]: 34: Hoare triple {6965#(<= |fibo1_#in~n| 3)} assume true; {6965#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:09,553 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {6965#(<= |fibo1_#in~n| 3)} {6894#(= fibo2_~n |fibo2_#in~n|)} #53#return; {6927#(<= |fibo2_#in~n| 4)} is VALID [2020-07-10 14:57:09,554 INFO L280 TraceCheckUtils]: 36: Hoare triple {6927#(<= |fibo2_#in~n| 4)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {6927#(<= |fibo2_#in~n| 4)} is VALID [2020-07-10 14:57:09,554 INFO L263 TraceCheckUtils]: 37: Hoare triple {6927#(<= |fibo2_#in~n| 4)} call #t~ret3 := fibo1(~n - 2); {6671#true} is VALID [2020-07-10 14:57:09,554 INFO L280 TraceCheckUtils]: 38: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,555 INFO L280 TraceCheckUtils]: 39: Hoare triple {6671#true} assume !(~n < 1); {6671#true} is VALID [2020-07-10 14:57:09,555 INFO L280 TraceCheckUtils]: 40: Hoare triple {6671#true} assume !(1 == ~n); {6671#true} is VALID [2020-07-10 14:57:09,555 INFO L263 TraceCheckUtils]: 41: Hoare triple {6671#true} call #t~ret0 := fibo2(~n - 1); {6671#true} is VALID [2020-07-10 14:57:09,555 INFO L280 TraceCheckUtils]: 42: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,556 INFO L280 TraceCheckUtils]: 43: Hoare triple {6671#true} assume !(~n < 1); {6671#true} is VALID [2020-07-10 14:57:09,556 INFO L280 TraceCheckUtils]: 44: Hoare triple {6671#true} assume 1 == ~n;#res := 1; {6671#true} is VALID [2020-07-10 14:57:09,556 INFO L280 TraceCheckUtils]: 45: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,556 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {6671#true} {6671#true} #57#return; {6671#true} is VALID [2020-07-10 14:57:09,556 INFO L280 TraceCheckUtils]: 47: Hoare triple {6671#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {6671#true} is VALID [2020-07-10 14:57:09,557 INFO L263 TraceCheckUtils]: 48: Hoare triple {6671#true} call #t~ret1 := fibo2(~n - 2); {6671#true} is VALID [2020-07-10 14:57:09,557 INFO L280 TraceCheckUtils]: 49: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,557 INFO L280 TraceCheckUtils]: 50: Hoare triple {6671#true} assume ~n < 1;#res := 0; {6671#true} is VALID [2020-07-10 14:57:09,557 INFO L280 TraceCheckUtils]: 51: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,558 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {6671#true} {6671#true} #59#return; {6671#true} is VALID [2020-07-10 14:57:09,558 INFO L280 TraceCheckUtils]: 53: Hoare triple {6671#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {6671#true} is VALID [2020-07-10 14:57:09,558 INFO L280 TraceCheckUtils]: 54: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,560 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {6671#true} {6927#(<= |fibo2_#in~n| 4)} #55#return; {6927#(<= |fibo2_#in~n| 4)} is VALID [2020-07-10 14:57:09,560 INFO L280 TraceCheckUtils]: 56: Hoare triple {6927#(<= |fibo2_#in~n| 4)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {6927#(<= |fibo2_#in~n| 4)} is VALID [2020-07-10 14:57:09,561 INFO L280 TraceCheckUtils]: 57: Hoare triple {6927#(<= |fibo2_#in~n| 4)} assume true; {6927#(<= |fibo2_#in~n| 4)} is VALID [2020-07-10 14:57:09,562 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {6927#(<= |fibo2_#in~n| 4)} {6671#true} #57#return; {6848#(<= fibo1_~n 5)} is VALID [2020-07-10 14:57:09,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:09,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:09,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:09,649 INFO L280 TraceCheckUtils]: 0: Hoare triple {6671#true} ~n := #in~n; {6894#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:09,650 INFO L280 TraceCheckUtils]: 1: Hoare triple {6894#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {6894#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:09,651 INFO L280 TraceCheckUtils]: 2: Hoare triple {6894#(= fibo2_~n |fibo2_#in~n|)} assume 1 == ~n;#res := 1; {7038#(<= |fibo2_#in~n| 1)} is VALID [2020-07-10 14:57:09,651 INFO L280 TraceCheckUtils]: 3: Hoare triple {7038#(<= |fibo2_#in~n| 1)} assume true; {7038#(<= |fibo2_#in~n| 1)} is VALID [2020-07-10 14:57:09,653 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {7038#(<= |fibo2_#in~n| 1)} {6946#(= fibo1_~n |fibo1_#in~n|)} #57#return; {7033#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:57:09,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:09,657 INFO L280 TraceCheckUtils]: 0: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,657 INFO L280 TraceCheckUtils]: 1: Hoare triple {6671#true} assume ~n < 1;#res := 0; {6671#true} is VALID [2020-07-10 14:57:09,658 INFO L280 TraceCheckUtils]: 2: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,659 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6671#true} {7033#(<= |fibo1_#in~n| 2)} #59#return; {7033#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:57:09,659 INFO L280 TraceCheckUtils]: 0: Hoare triple {6671#true} ~n := #in~n; {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,660 INFO L280 TraceCheckUtils]: 1: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,661 INFO L280 TraceCheckUtils]: 2: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,661 INFO L263 TraceCheckUtils]: 3: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {6671#true} is VALID [2020-07-10 14:57:09,661 INFO L280 TraceCheckUtils]: 4: Hoare triple {6671#true} ~n := #in~n; {6894#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:09,662 INFO L280 TraceCheckUtils]: 5: Hoare triple {6894#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {6894#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:09,663 INFO L280 TraceCheckUtils]: 6: Hoare triple {6894#(= fibo2_~n |fibo2_#in~n|)} assume 1 == ~n;#res := 1; {7038#(<= |fibo2_#in~n| 1)} is VALID [2020-07-10 14:57:09,663 INFO L280 TraceCheckUtils]: 7: Hoare triple {7038#(<= |fibo2_#in~n| 1)} assume true; {7038#(<= |fibo2_#in~n| 1)} is VALID [2020-07-10 14:57:09,665 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {7038#(<= |fibo2_#in~n| 1)} {6946#(= fibo1_~n |fibo1_#in~n|)} #57#return; {7033#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:57:09,665 INFO L280 TraceCheckUtils]: 9: Hoare triple {7033#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {7033#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:57:09,666 INFO L263 TraceCheckUtils]: 10: Hoare triple {7033#(<= |fibo1_#in~n| 2)} call #t~ret1 := fibo2(~n - 2); {6671#true} is VALID [2020-07-10 14:57:09,666 INFO L280 TraceCheckUtils]: 11: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,666 INFO L280 TraceCheckUtils]: 12: Hoare triple {6671#true} assume ~n < 1;#res := 0; {6671#true} is VALID [2020-07-10 14:57:09,666 INFO L280 TraceCheckUtils]: 13: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,667 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {6671#true} {7033#(<= |fibo1_#in~n| 2)} #59#return; {7033#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:57:09,668 INFO L280 TraceCheckUtils]: 15: Hoare triple {7033#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {7033#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:57:09,669 INFO L280 TraceCheckUtils]: 16: Hoare triple {7033#(<= |fibo1_#in~n| 2)} assume true; {7033#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:57:09,670 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {7033#(<= |fibo1_#in~n| 2)} {6671#true} #53#return; {7009#(<= fibo2_~n 3)} is VALID [2020-07-10 14:57:09,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:09,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:09,741 INFO L280 TraceCheckUtils]: 0: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,741 INFO L280 TraceCheckUtils]: 1: Hoare triple {6671#true} assume !(~n < 1); {6671#true} is VALID [2020-07-10 14:57:09,742 INFO L280 TraceCheckUtils]: 2: Hoare triple {6671#true} assume 1 == ~n;#res := 1; {6671#true} is VALID [2020-07-10 14:57:09,742 INFO L280 TraceCheckUtils]: 3: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,743 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {6671#true} {7040#(<= 2 |fibo1_#in~n|)} #57#return; {7040#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:09,749 INFO L280 TraceCheckUtils]: 0: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,749 INFO L280 TraceCheckUtils]: 1: Hoare triple {6671#true} assume ~n < 1;#res := 0; {6671#true} is VALID [2020-07-10 14:57:09,750 INFO L280 TraceCheckUtils]: 2: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,751 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6671#true} {7040#(<= 2 |fibo1_#in~n|)} #59#return; {7040#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,752 INFO L280 TraceCheckUtils]: 0: Hoare triple {6671#true} ~n := #in~n; {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,753 INFO L280 TraceCheckUtils]: 1: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {7039#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-10 14:57:09,754 INFO L280 TraceCheckUtils]: 2: Hoare triple {7039#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume !(1 == ~n); {7040#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,754 INFO L263 TraceCheckUtils]: 3: Hoare triple {7040#(<= 2 |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {6671#true} is VALID [2020-07-10 14:57:09,755 INFO L280 TraceCheckUtils]: 4: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,755 INFO L280 TraceCheckUtils]: 5: Hoare triple {6671#true} assume !(~n < 1); {6671#true} is VALID [2020-07-10 14:57:09,755 INFO L280 TraceCheckUtils]: 6: Hoare triple {6671#true} assume 1 == ~n;#res := 1; {6671#true} is VALID [2020-07-10 14:57:09,756 INFO L280 TraceCheckUtils]: 7: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,758 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {6671#true} {7040#(<= 2 |fibo1_#in~n|)} #57#return; {7040#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,759 INFO L280 TraceCheckUtils]: 9: Hoare triple {7040#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {7040#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,759 INFO L263 TraceCheckUtils]: 10: Hoare triple {7040#(<= 2 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {6671#true} is VALID [2020-07-10 14:57:09,760 INFO L280 TraceCheckUtils]: 11: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,760 INFO L280 TraceCheckUtils]: 12: Hoare triple {6671#true} assume ~n < 1;#res := 0; {6671#true} is VALID [2020-07-10 14:57:09,760 INFO L280 TraceCheckUtils]: 13: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,762 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {6671#true} {7040#(<= 2 |fibo1_#in~n|)} #59#return; {7040#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,763 INFO L280 TraceCheckUtils]: 15: Hoare triple {7040#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {7040#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,764 INFO L280 TraceCheckUtils]: 16: Hoare triple {7040#(<= 2 |fibo1_#in~n|)} assume true; {7040#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,766 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {7040#(<= 2 |fibo1_#in~n|)} {7009#(<= fibo2_~n 3)} #55#return; {6672#false} is VALID [2020-07-10 14:57:09,767 INFO L280 TraceCheckUtils]: 0: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,767 INFO L280 TraceCheckUtils]: 1: Hoare triple {6671#true} assume !(~n < 1); {6671#true} is VALID [2020-07-10 14:57:09,767 INFO L280 TraceCheckUtils]: 2: Hoare triple {6671#true} assume !(1 == ~n); {6671#true} is VALID [2020-07-10 14:57:09,767 INFO L263 TraceCheckUtils]: 3: Hoare triple {6671#true} call #t~ret2 := fibo1(~n - 1); {6671#true} is VALID [2020-07-10 14:57:09,768 INFO L280 TraceCheckUtils]: 4: Hoare triple {6671#true} ~n := #in~n; {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,769 INFO L280 TraceCheckUtils]: 5: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,770 INFO L280 TraceCheckUtils]: 6: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,770 INFO L263 TraceCheckUtils]: 7: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {6671#true} is VALID [2020-07-10 14:57:09,771 INFO L280 TraceCheckUtils]: 8: Hoare triple {6671#true} ~n := #in~n; {6894#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:09,771 INFO L280 TraceCheckUtils]: 9: Hoare triple {6894#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {6894#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:09,772 INFO L280 TraceCheckUtils]: 10: Hoare triple {6894#(= fibo2_~n |fibo2_#in~n|)} assume 1 == ~n;#res := 1; {7038#(<= |fibo2_#in~n| 1)} is VALID [2020-07-10 14:57:09,773 INFO L280 TraceCheckUtils]: 11: Hoare triple {7038#(<= |fibo2_#in~n| 1)} assume true; {7038#(<= |fibo2_#in~n| 1)} is VALID [2020-07-10 14:57:09,778 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {7038#(<= |fibo2_#in~n| 1)} {6946#(= fibo1_~n |fibo1_#in~n|)} #57#return; {7033#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:57:09,778 INFO L280 TraceCheckUtils]: 13: Hoare triple {7033#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {7033#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:57:09,779 INFO L263 TraceCheckUtils]: 14: Hoare triple {7033#(<= |fibo1_#in~n| 2)} call #t~ret1 := fibo2(~n - 2); {6671#true} is VALID [2020-07-10 14:57:09,779 INFO L280 TraceCheckUtils]: 15: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,779 INFO L280 TraceCheckUtils]: 16: Hoare triple {6671#true} assume ~n < 1;#res := 0; {6671#true} is VALID [2020-07-10 14:57:09,779 INFO L280 TraceCheckUtils]: 17: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,780 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {6671#true} {7033#(<= |fibo1_#in~n| 2)} #59#return; {7033#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:57:09,781 INFO L280 TraceCheckUtils]: 19: Hoare triple {7033#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {7033#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:57:09,781 INFO L280 TraceCheckUtils]: 20: Hoare triple {7033#(<= |fibo1_#in~n| 2)} assume true; {7033#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:57:09,782 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {7033#(<= |fibo1_#in~n| 2)} {6671#true} #53#return; {7009#(<= fibo2_~n 3)} is VALID [2020-07-10 14:57:09,783 INFO L280 TraceCheckUtils]: 22: Hoare triple {7009#(<= fibo2_~n 3)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {7009#(<= fibo2_~n 3)} is VALID [2020-07-10 14:57:09,783 INFO L263 TraceCheckUtils]: 23: Hoare triple {7009#(<= fibo2_~n 3)} call #t~ret3 := fibo1(~n - 2); {6671#true} is VALID [2020-07-10 14:57:09,784 INFO L280 TraceCheckUtils]: 24: Hoare triple {6671#true} ~n := #in~n; {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,784 INFO L280 TraceCheckUtils]: 25: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {7039#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-10 14:57:09,785 INFO L280 TraceCheckUtils]: 26: Hoare triple {7039#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume !(1 == ~n); {7040#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,785 INFO L263 TraceCheckUtils]: 27: Hoare triple {7040#(<= 2 |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {6671#true} is VALID [2020-07-10 14:57:09,786 INFO L280 TraceCheckUtils]: 28: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,786 INFO L280 TraceCheckUtils]: 29: Hoare triple {6671#true} assume !(~n < 1); {6671#true} is VALID [2020-07-10 14:57:09,786 INFO L280 TraceCheckUtils]: 30: Hoare triple {6671#true} assume 1 == ~n;#res := 1; {6671#true} is VALID [2020-07-10 14:57:09,786 INFO L280 TraceCheckUtils]: 31: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,787 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {6671#true} {7040#(<= 2 |fibo1_#in~n|)} #57#return; {7040#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,788 INFO L280 TraceCheckUtils]: 33: Hoare triple {7040#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {7040#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,788 INFO L263 TraceCheckUtils]: 34: Hoare triple {7040#(<= 2 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {6671#true} is VALID [2020-07-10 14:57:09,788 INFO L280 TraceCheckUtils]: 35: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,789 INFO L280 TraceCheckUtils]: 36: Hoare triple {6671#true} assume ~n < 1;#res := 0; {6671#true} is VALID [2020-07-10 14:57:09,789 INFO L280 TraceCheckUtils]: 37: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,790 INFO L275 TraceCheckUtils]: 38: Hoare quadruple {6671#true} {7040#(<= 2 |fibo1_#in~n|)} #59#return; {7040#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,791 INFO L280 TraceCheckUtils]: 39: Hoare triple {7040#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {7040#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,791 INFO L280 TraceCheckUtils]: 40: Hoare triple {7040#(<= 2 |fibo1_#in~n|)} assume true; {7040#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,793 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {7040#(<= 2 |fibo1_#in~n|)} {7009#(<= fibo2_~n 3)} #55#return; {6672#false} is VALID [2020-07-10 14:57:09,793 INFO L280 TraceCheckUtils]: 42: Hoare triple {6672#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {6672#false} is VALID [2020-07-10 14:57:09,794 INFO L280 TraceCheckUtils]: 43: Hoare triple {6672#false} assume true; {6672#false} is VALID [2020-07-10 14:57:09,794 INFO L275 TraceCheckUtils]: 44: Hoare quadruple {6672#false} {6848#(<= fibo1_~n 5)} #59#return; {6672#false} is VALID [2020-07-10 14:57:09,798 INFO L280 TraceCheckUtils]: 0: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,799 INFO L280 TraceCheckUtils]: 1: Hoare triple {6671#true} assume !(~n < 1); {6671#true} is VALID [2020-07-10 14:57:09,799 INFO L280 TraceCheckUtils]: 2: Hoare triple {6671#true} assume !(1 == ~n); {6671#true} is VALID [2020-07-10 14:57:09,799 INFO L263 TraceCheckUtils]: 3: Hoare triple {6671#true} call #t~ret0 := fibo2(~n - 1); {6671#true} is VALID [2020-07-10 14:57:09,801 INFO L280 TraceCheckUtils]: 4: Hoare triple {6671#true} ~n := #in~n; {6894#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:09,801 INFO L280 TraceCheckUtils]: 5: Hoare triple {6894#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {6894#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:09,833 INFO L280 TraceCheckUtils]: 6: Hoare triple {6894#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {6894#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:09,833 INFO L263 TraceCheckUtils]: 7: Hoare triple {6894#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {6671#true} is VALID [2020-07-10 14:57:09,836 INFO L280 TraceCheckUtils]: 8: Hoare triple {6671#true} ~n := #in~n; {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,837 INFO L280 TraceCheckUtils]: 9: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,837 INFO L280 TraceCheckUtils]: 10: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,837 INFO L263 TraceCheckUtils]: 11: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {6671#true} is VALID [2020-07-10 14:57:09,838 INFO L280 TraceCheckUtils]: 12: Hoare triple {6671#true} ~n := #in~n; {6894#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:09,838 INFO L280 TraceCheckUtils]: 13: Hoare triple {6894#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {6894#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:09,839 INFO L280 TraceCheckUtils]: 14: Hoare triple {6894#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {6894#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:09,839 INFO L263 TraceCheckUtils]: 15: Hoare triple {6894#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {6671#true} is VALID [2020-07-10 14:57:09,839 INFO L280 TraceCheckUtils]: 16: Hoare triple {6671#true} ~n := #in~n; {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,840 INFO L280 TraceCheckUtils]: 17: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,840 INFO L280 TraceCheckUtils]: 18: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {6981#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:09,841 INFO L280 TraceCheckUtils]: 19: Hoare triple {6981#(<= |fibo1_#in~n| 1)} assume true; {6981#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:09,842 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {6981#(<= |fibo1_#in~n| 1)} {6894#(= fibo2_~n |fibo2_#in~n|)} #53#return; {6976#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:09,842 INFO L280 TraceCheckUtils]: 21: Hoare triple {6976#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {6976#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:09,842 INFO L263 TraceCheckUtils]: 22: Hoare triple {6976#(<= |fibo2_#in~n| 2)} call #t~ret3 := fibo1(~n - 2); {6671#true} is VALID [2020-07-10 14:57:09,842 INFO L280 TraceCheckUtils]: 23: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,843 INFO L280 TraceCheckUtils]: 24: Hoare triple {6671#true} assume ~n < 1;#res := 0; {6671#true} is VALID [2020-07-10 14:57:09,843 INFO L280 TraceCheckUtils]: 25: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,843 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {6671#true} {6976#(<= |fibo2_#in~n| 2)} #55#return; {6976#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:09,844 INFO L280 TraceCheckUtils]: 27: Hoare triple {6976#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {6976#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:09,844 INFO L280 TraceCheckUtils]: 28: Hoare triple {6976#(<= |fibo2_#in~n| 2)} assume true; {6976#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:09,845 INFO L275 TraceCheckUtils]: 29: Hoare quadruple {6976#(<= |fibo2_#in~n| 2)} {6946#(= fibo1_~n |fibo1_#in~n|)} #57#return; {6965#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:09,845 INFO L280 TraceCheckUtils]: 30: Hoare triple {6965#(<= |fibo1_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {6965#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:09,846 INFO L263 TraceCheckUtils]: 31: Hoare triple {6965#(<= |fibo1_#in~n| 3)} call #t~ret1 := fibo2(~n - 2); {6671#true} is VALID [2020-07-10 14:57:09,846 INFO L280 TraceCheckUtils]: 32: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,846 INFO L280 TraceCheckUtils]: 33: Hoare triple {6671#true} assume !(~n < 1); {6671#true} is VALID [2020-07-10 14:57:09,846 INFO L280 TraceCheckUtils]: 34: Hoare triple {6671#true} assume 1 == ~n;#res := 1; {6671#true} is VALID [2020-07-10 14:57:09,846 INFO L280 TraceCheckUtils]: 35: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,847 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {6671#true} {6965#(<= |fibo1_#in~n| 3)} #59#return; {6965#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:09,847 INFO L280 TraceCheckUtils]: 37: Hoare triple {6965#(<= |fibo1_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {6965#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:09,848 INFO L280 TraceCheckUtils]: 38: Hoare triple {6965#(<= |fibo1_#in~n| 3)} assume true; {6965#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:09,848 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {6965#(<= |fibo1_#in~n| 3)} {6894#(= fibo2_~n |fibo2_#in~n|)} #53#return; {6927#(<= |fibo2_#in~n| 4)} is VALID [2020-07-10 14:57:09,849 INFO L280 TraceCheckUtils]: 40: Hoare triple {6927#(<= |fibo2_#in~n| 4)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {6927#(<= |fibo2_#in~n| 4)} is VALID [2020-07-10 14:57:09,849 INFO L263 TraceCheckUtils]: 41: Hoare triple {6927#(<= |fibo2_#in~n| 4)} call #t~ret3 := fibo1(~n - 2); {6671#true} is VALID [2020-07-10 14:57:09,849 INFO L280 TraceCheckUtils]: 42: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,849 INFO L280 TraceCheckUtils]: 43: Hoare triple {6671#true} assume !(~n < 1); {6671#true} is VALID [2020-07-10 14:57:09,850 INFO L280 TraceCheckUtils]: 44: Hoare triple {6671#true} assume !(1 == ~n); {6671#true} is VALID [2020-07-10 14:57:09,850 INFO L263 TraceCheckUtils]: 45: Hoare triple {6671#true} call #t~ret0 := fibo2(~n - 1); {6671#true} is VALID [2020-07-10 14:57:09,850 INFO L280 TraceCheckUtils]: 46: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,850 INFO L280 TraceCheckUtils]: 47: Hoare triple {6671#true} assume !(~n < 1); {6671#true} is VALID [2020-07-10 14:57:09,850 INFO L280 TraceCheckUtils]: 48: Hoare triple {6671#true} assume 1 == ~n;#res := 1; {6671#true} is VALID [2020-07-10 14:57:09,851 INFO L280 TraceCheckUtils]: 49: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,851 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {6671#true} {6671#true} #57#return; {6671#true} is VALID [2020-07-10 14:57:09,851 INFO L280 TraceCheckUtils]: 51: Hoare triple {6671#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {6671#true} is VALID [2020-07-10 14:57:09,851 INFO L263 TraceCheckUtils]: 52: Hoare triple {6671#true} call #t~ret1 := fibo2(~n - 2); {6671#true} is VALID [2020-07-10 14:57:09,851 INFO L280 TraceCheckUtils]: 53: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,852 INFO L280 TraceCheckUtils]: 54: Hoare triple {6671#true} assume ~n < 1;#res := 0; {6671#true} is VALID [2020-07-10 14:57:09,852 INFO L280 TraceCheckUtils]: 55: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,852 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {6671#true} {6671#true} #59#return; {6671#true} is VALID [2020-07-10 14:57:09,852 INFO L280 TraceCheckUtils]: 57: Hoare triple {6671#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {6671#true} is VALID [2020-07-10 14:57:09,852 INFO L280 TraceCheckUtils]: 58: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,853 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {6671#true} {6927#(<= |fibo2_#in~n| 4)} #55#return; {6927#(<= |fibo2_#in~n| 4)} is VALID [2020-07-10 14:57:09,854 INFO L280 TraceCheckUtils]: 60: Hoare triple {6927#(<= |fibo2_#in~n| 4)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {6927#(<= |fibo2_#in~n| 4)} is VALID [2020-07-10 14:57:09,854 INFO L280 TraceCheckUtils]: 61: Hoare triple {6927#(<= |fibo2_#in~n| 4)} assume true; {6927#(<= |fibo2_#in~n| 4)} is VALID [2020-07-10 14:57:09,855 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {6927#(<= |fibo2_#in~n| 4)} {6671#true} #57#return; {6848#(<= fibo1_~n 5)} is VALID [2020-07-10 14:57:09,856 INFO L280 TraceCheckUtils]: 63: Hoare triple {6848#(<= fibo1_~n 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {6848#(<= fibo1_~n 5)} is VALID [2020-07-10 14:57:09,856 INFO L263 TraceCheckUtils]: 64: Hoare triple {6848#(<= fibo1_~n 5)} call #t~ret1 := fibo2(~n - 2); {6671#true} is VALID [2020-07-10 14:57:09,856 INFO L280 TraceCheckUtils]: 65: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,857 INFO L280 TraceCheckUtils]: 66: Hoare triple {6671#true} assume !(~n < 1); {6671#true} is VALID [2020-07-10 14:57:09,857 INFO L280 TraceCheckUtils]: 67: Hoare triple {6671#true} assume !(1 == ~n); {6671#true} is VALID [2020-07-10 14:57:09,857 INFO L263 TraceCheckUtils]: 68: Hoare triple {6671#true} call #t~ret2 := fibo1(~n - 1); {6671#true} is VALID [2020-07-10 14:57:09,858 INFO L280 TraceCheckUtils]: 69: Hoare triple {6671#true} ~n := #in~n; {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,858 INFO L280 TraceCheckUtils]: 70: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,859 INFO L280 TraceCheckUtils]: 71: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,859 INFO L263 TraceCheckUtils]: 72: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {6671#true} is VALID [2020-07-10 14:57:09,859 INFO L280 TraceCheckUtils]: 73: Hoare triple {6671#true} ~n := #in~n; {6894#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:09,860 INFO L280 TraceCheckUtils]: 74: Hoare triple {6894#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {6894#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:09,860 INFO L280 TraceCheckUtils]: 75: Hoare triple {6894#(= fibo2_~n |fibo2_#in~n|)} assume 1 == ~n;#res := 1; {7038#(<= |fibo2_#in~n| 1)} is VALID [2020-07-10 14:57:09,861 INFO L280 TraceCheckUtils]: 76: Hoare triple {7038#(<= |fibo2_#in~n| 1)} assume true; {7038#(<= |fibo2_#in~n| 1)} is VALID [2020-07-10 14:57:09,862 INFO L275 TraceCheckUtils]: 77: Hoare quadruple {7038#(<= |fibo2_#in~n| 1)} {6946#(= fibo1_~n |fibo1_#in~n|)} #57#return; {7033#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:57:09,863 INFO L280 TraceCheckUtils]: 78: Hoare triple {7033#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {7033#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:57:09,863 INFO L263 TraceCheckUtils]: 79: Hoare triple {7033#(<= |fibo1_#in~n| 2)} call #t~ret1 := fibo2(~n - 2); {6671#true} is VALID [2020-07-10 14:57:09,863 INFO L280 TraceCheckUtils]: 80: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,863 INFO L280 TraceCheckUtils]: 81: Hoare triple {6671#true} assume ~n < 1;#res := 0; {6671#true} is VALID [2020-07-10 14:57:09,863 INFO L280 TraceCheckUtils]: 82: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,864 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {6671#true} {7033#(<= |fibo1_#in~n| 2)} #59#return; {7033#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:57:09,865 INFO L280 TraceCheckUtils]: 84: Hoare triple {7033#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {7033#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:57:09,865 INFO L280 TraceCheckUtils]: 85: Hoare triple {7033#(<= |fibo1_#in~n| 2)} assume true; {7033#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:57:09,867 INFO L275 TraceCheckUtils]: 86: Hoare quadruple {7033#(<= |fibo1_#in~n| 2)} {6671#true} #53#return; {7009#(<= fibo2_~n 3)} is VALID [2020-07-10 14:57:09,867 INFO L280 TraceCheckUtils]: 87: Hoare triple {7009#(<= fibo2_~n 3)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {7009#(<= fibo2_~n 3)} is VALID [2020-07-10 14:57:09,867 INFO L263 TraceCheckUtils]: 88: Hoare triple {7009#(<= fibo2_~n 3)} call #t~ret3 := fibo1(~n - 2); {6671#true} is VALID [2020-07-10 14:57:09,868 INFO L280 TraceCheckUtils]: 89: Hoare triple {6671#true} ~n := #in~n; {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,869 INFO L280 TraceCheckUtils]: 90: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {7039#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-10 14:57:09,870 INFO L280 TraceCheckUtils]: 91: Hoare triple {7039#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume !(1 == ~n); {7040#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,870 INFO L263 TraceCheckUtils]: 92: Hoare triple {7040#(<= 2 |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {6671#true} is VALID [2020-07-10 14:57:09,870 INFO L280 TraceCheckUtils]: 93: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,870 INFO L280 TraceCheckUtils]: 94: Hoare triple {6671#true} assume !(~n < 1); {6671#true} is VALID [2020-07-10 14:57:09,870 INFO L280 TraceCheckUtils]: 95: Hoare triple {6671#true} assume 1 == ~n;#res := 1; {6671#true} is VALID [2020-07-10 14:57:09,871 INFO L280 TraceCheckUtils]: 96: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,872 INFO L275 TraceCheckUtils]: 97: Hoare quadruple {6671#true} {7040#(<= 2 |fibo1_#in~n|)} #57#return; {7040#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,872 INFO L280 TraceCheckUtils]: 98: Hoare triple {7040#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {7040#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,872 INFO L263 TraceCheckUtils]: 99: Hoare triple {7040#(<= 2 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {6671#true} is VALID [2020-07-10 14:57:09,873 INFO L280 TraceCheckUtils]: 100: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,873 INFO L280 TraceCheckUtils]: 101: Hoare triple {6671#true} assume ~n < 1;#res := 0; {6671#true} is VALID [2020-07-10 14:57:09,873 INFO L280 TraceCheckUtils]: 102: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,874 INFO L275 TraceCheckUtils]: 103: Hoare quadruple {6671#true} {7040#(<= 2 |fibo1_#in~n|)} #59#return; {7040#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,874 INFO L280 TraceCheckUtils]: 104: Hoare triple {7040#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {7040#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,875 INFO L280 TraceCheckUtils]: 105: Hoare triple {7040#(<= 2 |fibo1_#in~n|)} assume true; {7040#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,876 INFO L275 TraceCheckUtils]: 106: Hoare quadruple {7040#(<= 2 |fibo1_#in~n|)} {7009#(<= fibo2_~n 3)} #55#return; {6672#false} is VALID [2020-07-10 14:57:09,876 INFO L280 TraceCheckUtils]: 107: Hoare triple {6672#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {6672#false} is VALID [2020-07-10 14:57:09,877 INFO L280 TraceCheckUtils]: 108: Hoare triple {6672#false} assume true; {6672#false} is VALID [2020-07-10 14:57:09,877 INFO L275 TraceCheckUtils]: 109: Hoare quadruple {6672#false} {6848#(<= fibo1_~n 5)} #59#return; {6672#false} is VALID [2020-07-10 14:57:09,877 INFO L280 TraceCheckUtils]: 110: Hoare triple {6672#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {6672#false} is VALID [2020-07-10 14:57:09,877 INFO L280 TraceCheckUtils]: 111: Hoare triple {6672#false} assume true; {6672#false} is VALID [2020-07-10 14:57:09,878 INFO L275 TraceCheckUtils]: 112: Hoare quadruple {6672#false} {6675#(<= main_~x~0 5)} #51#return; {6672#false} is VALID [2020-07-10 14:57:09,891 INFO L263 TraceCheckUtils]: 0: Hoare triple {6671#true} call ULTIMATE.init(); {6671#true} is VALID [2020-07-10 14:57:09,891 INFO L280 TraceCheckUtils]: 1: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,892 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6671#true} {6671#true} #47#return; {6671#true} is VALID [2020-07-10 14:57:09,892 INFO L263 TraceCheckUtils]: 3: Hoare triple {6671#true} call #t~ret5 := main(); {6671#true} is VALID [2020-07-10 14:57:09,893 INFO L280 TraceCheckUtils]: 4: Hoare triple {6671#true} ~x~0 := 5; {6675#(<= main_~x~0 5)} is VALID [2020-07-10 14:57:09,893 INFO L263 TraceCheckUtils]: 5: Hoare triple {6675#(<= main_~x~0 5)} call #t~ret4 := fibo1(~x~0); {6671#true} is VALID [2020-07-10 14:57:09,893 INFO L280 TraceCheckUtils]: 6: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,894 INFO L280 TraceCheckUtils]: 7: Hoare triple {6671#true} assume !(~n < 1); {6671#true} is VALID [2020-07-10 14:57:09,894 INFO L280 TraceCheckUtils]: 8: Hoare triple {6671#true} assume !(1 == ~n); {6671#true} is VALID [2020-07-10 14:57:09,894 INFO L263 TraceCheckUtils]: 9: Hoare triple {6671#true} call #t~ret0 := fibo2(~n - 1); {6671#true} is VALID [2020-07-10 14:57:09,895 INFO L280 TraceCheckUtils]: 10: Hoare triple {6671#true} ~n := #in~n; {6894#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:09,895 INFO L280 TraceCheckUtils]: 11: Hoare triple {6894#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {6894#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:09,896 INFO L280 TraceCheckUtils]: 12: Hoare triple {6894#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {6894#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:09,896 INFO L263 TraceCheckUtils]: 13: Hoare triple {6894#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {6671#true} is VALID [2020-07-10 14:57:09,897 INFO L280 TraceCheckUtils]: 14: Hoare triple {6671#true} ~n := #in~n; {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,897 INFO L280 TraceCheckUtils]: 15: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,898 INFO L280 TraceCheckUtils]: 16: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,898 INFO L263 TraceCheckUtils]: 17: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {6671#true} is VALID [2020-07-10 14:57:09,899 INFO L280 TraceCheckUtils]: 18: Hoare triple {6671#true} ~n := #in~n; {6894#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:09,899 INFO L280 TraceCheckUtils]: 19: Hoare triple {6894#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {6894#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:09,900 INFO L280 TraceCheckUtils]: 20: Hoare triple {6894#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {6894#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:09,900 INFO L263 TraceCheckUtils]: 21: Hoare triple {6894#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {6671#true} is VALID [2020-07-10 14:57:09,901 INFO L280 TraceCheckUtils]: 22: Hoare triple {6671#true} ~n := #in~n; {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,901 INFO L280 TraceCheckUtils]: 23: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,902 INFO L280 TraceCheckUtils]: 24: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {6981#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:09,903 INFO L280 TraceCheckUtils]: 25: Hoare triple {6981#(<= |fibo1_#in~n| 1)} assume true; {6981#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:09,904 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {6981#(<= |fibo1_#in~n| 1)} {6894#(= fibo2_~n |fibo2_#in~n|)} #53#return; {6976#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:09,905 INFO L280 TraceCheckUtils]: 27: Hoare triple {6976#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {6976#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:09,905 INFO L263 TraceCheckUtils]: 28: Hoare triple {6976#(<= |fibo2_#in~n| 2)} call #t~ret3 := fibo1(~n - 2); {6671#true} is VALID [2020-07-10 14:57:09,905 INFO L280 TraceCheckUtils]: 29: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,905 INFO L280 TraceCheckUtils]: 30: Hoare triple {6671#true} assume ~n < 1;#res := 0; {6671#true} is VALID [2020-07-10 14:57:09,905 INFO L280 TraceCheckUtils]: 31: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,906 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {6671#true} {6976#(<= |fibo2_#in~n| 2)} #55#return; {6976#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:09,907 INFO L280 TraceCheckUtils]: 33: Hoare triple {6976#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {6976#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:09,907 INFO L280 TraceCheckUtils]: 34: Hoare triple {6976#(<= |fibo2_#in~n| 2)} assume true; {6976#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:09,908 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {6976#(<= |fibo2_#in~n| 2)} {6946#(= fibo1_~n |fibo1_#in~n|)} #57#return; {6965#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:09,909 INFO L280 TraceCheckUtils]: 36: Hoare triple {6965#(<= |fibo1_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {6965#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:09,909 INFO L263 TraceCheckUtils]: 37: Hoare triple {6965#(<= |fibo1_#in~n| 3)} call #t~ret1 := fibo2(~n - 2); {6671#true} is VALID [2020-07-10 14:57:09,909 INFO L280 TraceCheckUtils]: 38: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,910 INFO L280 TraceCheckUtils]: 39: Hoare triple {6671#true} assume !(~n < 1); {6671#true} is VALID [2020-07-10 14:57:09,910 INFO L280 TraceCheckUtils]: 40: Hoare triple {6671#true} assume 1 == ~n;#res := 1; {6671#true} is VALID [2020-07-10 14:57:09,910 INFO L280 TraceCheckUtils]: 41: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,911 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {6671#true} {6965#(<= |fibo1_#in~n| 3)} #59#return; {6965#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:09,911 INFO L280 TraceCheckUtils]: 43: Hoare triple {6965#(<= |fibo1_#in~n| 3)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {6965#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:09,912 INFO L280 TraceCheckUtils]: 44: Hoare triple {6965#(<= |fibo1_#in~n| 3)} assume true; {6965#(<= |fibo1_#in~n| 3)} is VALID [2020-07-10 14:57:09,913 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {6965#(<= |fibo1_#in~n| 3)} {6894#(= fibo2_~n |fibo2_#in~n|)} #53#return; {6927#(<= |fibo2_#in~n| 4)} is VALID [2020-07-10 14:57:09,913 INFO L280 TraceCheckUtils]: 46: Hoare triple {6927#(<= |fibo2_#in~n| 4)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {6927#(<= |fibo2_#in~n| 4)} is VALID [2020-07-10 14:57:09,914 INFO L263 TraceCheckUtils]: 47: Hoare triple {6927#(<= |fibo2_#in~n| 4)} call #t~ret3 := fibo1(~n - 2); {6671#true} is VALID [2020-07-10 14:57:09,914 INFO L280 TraceCheckUtils]: 48: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,914 INFO L280 TraceCheckUtils]: 49: Hoare triple {6671#true} assume !(~n < 1); {6671#true} is VALID [2020-07-10 14:57:09,914 INFO L280 TraceCheckUtils]: 50: Hoare triple {6671#true} assume !(1 == ~n); {6671#true} is VALID [2020-07-10 14:57:09,914 INFO L263 TraceCheckUtils]: 51: Hoare triple {6671#true} call #t~ret0 := fibo2(~n - 1); {6671#true} is VALID [2020-07-10 14:57:09,915 INFO L280 TraceCheckUtils]: 52: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,915 INFO L280 TraceCheckUtils]: 53: Hoare triple {6671#true} assume !(~n < 1); {6671#true} is VALID [2020-07-10 14:57:09,915 INFO L280 TraceCheckUtils]: 54: Hoare triple {6671#true} assume 1 == ~n;#res := 1; {6671#true} is VALID [2020-07-10 14:57:09,915 INFO L280 TraceCheckUtils]: 55: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,915 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {6671#true} {6671#true} #57#return; {6671#true} is VALID [2020-07-10 14:57:09,916 INFO L280 TraceCheckUtils]: 57: Hoare triple {6671#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {6671#true} is VALID [2020-07-10 14:57:09,916 INFO L263 TraceCheckUtils]: 58: Hoare triple {6671#true} call #t~ret1 := fibo2(~n - 2); {6671#true} is VALID [2020-07-10 14:57:09,916 INFO L280 TraceCheckUtils]: 59: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,916 INFO L280 TraceCheckUtils]: 60: Hoare triple {6671#true} assume ~n < 1;#res := 0; {6671#true} is VALID [2020-07-10 14:57:09,916 INFO L280 TraceCheckUtils]: 61: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,916 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {6671#true} {6671#true} #59#return; {6671#true} is VALID [2020-07-10 14:57:09,917 INFO L280 TraceCheckUtils]: 63: Hoare triple {6671#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {6671#true} is VALID [2020-07-10 14:57:09,917 INFO L280 TraceCheckUtils]: 64: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,918 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {6671#true} {6927#(<= |fibo2_#in~n| 4)} #55#return; {6927#(<= |fibo2_#in~n| 4)} is VALID [2020-07-10 14:57:09,918 INFO L280 TraceCheckUtils]: 66: Hoare triple {6927#(<= |fibo2_#in~n| 4)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {6927#(<= |fibo2_#in~n| 4)} is VALID [2020-07-10 14:57:09,919 INFO L280 TraceCheckUtils]: 67: Hoare triple {6927#(<= |fibo2_#in~n| 4)} assume true; {6927#(<= |fibo2_#in~n| 4)} is VALID [2020-07-10 14:57:09,920 INFO L275 TraceCheckUtils]: 68: Hoare quadruple {6927#(<= |fibo2_#in~n| 4)} {6671#true} #57#return; {6848#(<= fibo1_~n 5)} is VALID [2020-07-10 14:57:09,920 INFO L280 TraceCheckUtils]: 69: Hoare triple {6848#(<= fibo1_~n 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {6848#(<= fibo1_~n 5)} is VALID [2020-07-10 14:57:09,921 INFO L263 TraceCheckUtils]: 70: Hoare triple {6848#(<= fibo1_~n 5)} call #t~ret1 := fibo2(~n - 2); {6671#true} is VALID [2020-07-10 14:57:09,921 INFO L280 TraceCheckUtils]: 71: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,921 INFO L280 TraceCheckUtils]: 72: Hoare triple {6671#true} assume !(~n < 1); {6671#true} is VALID [2020-07-10 14:57:09,921 INFO L280 TraceCheckUtils]: 73: Hoare triple {6671#true} assume !(1 == ~n); {6671#true} is VALID [2020-07-10 14:57:09,921 INFO L263 TraceCheckUtils]: 74: Hoare triple {6671#true} call #t~ret2 := fibo1(~n - 1); {6671#true} is VALID [2020-07-10 14:57:09,922 INFO L280 TraceCheckUtils]: 75: Hoare triple {6671#true} ~n := #in~n; {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,922 INFO L280 TraceCheckUtils]: 76: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,923 INFO L280 TraceCheckUtils]: 77: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,923 INFO L263 TraceCheckUtils]: 78: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {6671#true} is VALID [2020-07-10 14:57:09,924 INFO L280 TraceCheckUtils]: 79: Hoare triple {6671#true} ~n := #in~n; {6894#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:09,924 INFO L280 TraceCheckUtils]: 80: Hoare triple {6894#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {6894#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:09,925 INFO L280 TraceCheckUtils]: 81: Hoare triple {6894#(= fibo2_~n |fibo2_#in~n|)} assume 1 == ~n;#res := 1; {7038#(<= |fibo2_#in~n| 1)} is VALID [2020-07-10 14:57:09,925 INFO L280 TraceCheckUtils]: 82: Hoare triple {7038#(<= |fibo2_#in~n| 1)} assume true; {7038#(<= |fibo2_#in~n| 1)} is VALID [2020-07-10 14:57:09,927 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {7038#(<= |fibo2_#in~n| 1)} {6946#(= fibo1_~n |fibo1_#in~n|)} #57#return; {7033#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:57:09,927 INFO L280 TraceCheckUtils]: 84: Hoare triple {7033#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {7033#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:57:09,928 INFO L263 TraceCheckUtils]: 85: Hoare triple {7033#(<= |fibo1_#in~n| 2)} call #t~ret1 := fibo2(~n - 2); {6671#true} is VALID [2020-07-10 14:57:09,928 INFO L280 TraceCheckUtils]: 86: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,928 INFO L280 TraceCheckUtils]: 87: Hoare triple {6671#true} assume ~n < 1;#res := 0; {6671#true} is VALID [2020-07-10 14:57:09,928 INFO L280 TraceCheckUtils]: 88: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,929 INFO L275 TraceCheckUtils]: 89: Hoare quadruple {6671#true} {7033#(<= |fibo1_#in~n| 2)} #59#return; {7033#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:57:09,930 INFO L280 TraceCheckUtils]: 90: Hoare triple {7033#(<= |fibo1_#in~n| 2)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {7033#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:57:09,930 INFO L280 TraceCheckUtils]: 91: Hoare triple {7033#(<= |fibo1_#in~n| 2)} assume true; {7033#(<= |fibo1_#in~n| 2)} is VALID [2020-07-10 14:57:09,931 INFO L275 TraceCheckUtils]: 92: Hoare quadruple {7033#(<= |fibo1_#in~n| 2)} {6671#true} #53#return; {7009#(<= fibo2_~n 3)} is VALID [2020-07-10 14:57:09,932 INFO L280 TraceCheckUtils]: 93: Hoare triple {7009#(<= fibo2_~n 3)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {7009#(<= fibo2_~n 3)} is VALID [2020-07-10 14:57:09,932 INFO L263 TraceCheckUtils]: 94: Hoare triple {7009#(<= fibo2_~n 3)} call #t~ret3 := fibo1(~n - 2); {6671#true} is VALID [2020-07-10 14:57:09,933 INFO L280 TraceCheckUtils]: 95: Hoare triple {6671#true} ~n := #in~n; {6946#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,934 INFO L280 TraceCheckUtils]: 96: Hoare triple {6946#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {7039#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-10 14:57:09,934 INFO L280 TraceCheckUtils]: 97: Hoare triple {7039#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume !(1 == ~n); {7040#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,935 INFO L263 TraceCheckUtils]: 98: Hoare triple {7040#(<= 2 |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {6671#true} is VALID [2020-07-10 14:57:09,935 INFO L280 TraceCheckUtils]: 99: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,935 INFO L280 TraceCheckUtils]: 100: Hoare triple {6671#true} assume !(~n < 1); {6671#true} is VALID [2020-07-10 14:57:09,935 INFO L280 TraceCheckUtils]: 101: Hoare triple {6671#true} assume 1 == ~n;#res := 1; {6671#true} is VALID [2020-07-10 14:57:09,935 INFO L280 TraceCheckUtils]: 102: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,936 INFO L275 TraceCheckUtils]: 103: Hoare quadruple {6671#true} {7040#(<= 2 |fibo1_#in~n|)} #57#return; {7040#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,937 INFO L280 TraceCheckUtils]: 104: Hoare triple {7040#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {7040#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,937 INFO L263 TraceCheckUtils]: 105: Hoare triple {7040#(<= 2 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {6671#true} is VALID [2020-07-10 14:57:09,937 INFO L280 TraceCheckUtils]: 106: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:09,937 INFO L280 TraceCheckUtils]: 107: Hoare triple {6671#true} assume ~n < 1;#res := 0; {6671#true} is VALID [2020-07-10 14:57:09,937 INFO L280 TraceCheckUtils]: 108: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:09,938 INFO L275 TraceCheckUtils]: 109: Hoare quadruple {6671#true} {7040#(<= 2 |fibo1_#in~n|)} #59#return; {7040#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,939 INFO L280 TraceCheckUtils]: 110: Hoare triple {7040#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {7040#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,939 INFO L280 TraceCheckUtils]: 111: Hoare triple {7040#(<= 2 |fibo1_#in~n|)} assume true; {7040#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:09,940 INFO L275 TraceCheckUtils]: 112: Hoare quadruple {7040#(<= 2 |fibo1_#in~n|)} {7009#(<= fibo2_~n 3)} #55#return; {6672#false} is VALID [2020-07-10 14:57:09,940 INFO L280 TraceCheckUtils]: 113: Hoare triple {6672#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {6672#false} is VALID [2020-07-10 14:57:09,941 INFO L280 TraceCheckUtils]: 114: Hoare triple {6672#false} assume true; {6672#false} is VALID [2020-07-10 14:57:09,941 INFO L275 TraceCheckUtils]: 115: Hoare quadruple {6672#false} {6848#(<= fibo1_~n 5)} #59#return; {6672#false} is VALID [2020-07-10 14:57:09,941 INFO L280 TraceCheckUtils]: 116: Hoare triple {6672#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {6672#false} is VALID [2020-07-10 14:57:09,941 INFO L280 TraceCheckUtils]: 117: Hoare triple {6672#false} assume true; {6672#false} is VALID [2020-07-10 14:57:09,941 INFO L275 TraceCheckUtils]: 118: Hoare quadruple {6672#false} {6675#(<= main_~x~0 5)} #51#return; {6672#false} is VALID [2020-07-10 14:57:09,942 INFO L280 TraceCheckUtils]: 119: Hoare triple {6672#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {6672#false} is VALID [2020-07-10 14:57:09,942 INFO L280 TraceCheckUtils]: 120: Hoare triple {6672#false} assume 5 != ~result~0; {6672#false} is VALID [2020-07-10 14:57:09,942 INFO L280 TraceCheckUtils]: 121: Hoare triple {6672#false} assume !false; {6672#false} is VALID [2020-07-10 14:57:09,956 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 104 proven. 101 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2020-07-10 14:57:09,956 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462460667] [2020-07-10 14:57:09,957 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [169588312] [2020-07-10 14:57:09,957 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2020-07-10 14:57:10,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:10,015 INFO L264 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 10 conjunts are in the unsatisfiable core [2020-07-10 14:57:10,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:10,044 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:57:10,308 INFO L263 TraceCheckUtils]: 0: Hoare triple {6671#true} call ULTIMATE.init(); {6671#true} is VALID [2020-07-10 14:57:10,309 INFO L280 TraceCheckUtils]: 1: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:10,309 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6671#true} {6671#true} #47#return; {6671#true} is VALID [2020-07-10 14:57:10,310 INFO L263 TraceCheckUtils]: 3: Hoare triple {6671#true} call #t~ret5 := main(); {6671#true} is VALID [2020-07-10 14:57:10,312 INFO L280 TraceCheckUtils]: 4: Hoare triple {6671#true} ~x~0 := 5; {6675#(<= main_~x~0 5)} is VALID [2020-07-10 14:57:10,312 INFO L263 TraceCheckUtils]: 5: Hoare triple {6675#(<= main_~x~0 5)} call #t~ret4 := fibo1(~x~0); {6671#true} is VALID [2020-07-10 14:57:10,320 INFO L280 TraceCheckUtils]: 6: Hoare triple {6671#true} ~n := #in~n; {7071#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:10,321 INFO L280 TraceCheckUtils]: 7: Hoare triple {7071#(<= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {7071#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:10,322 INFO L280 TraceCheckUtils]: 8: Hoare triple {7071#(<= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {7071#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:10,322 INFO L263 TraceCheckUtils]: 9: Hoare triple {7071#(<= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {6671#true} is VALID [2020-07-10 14:57:10,322 INFO L280 TraceCheckUtils]: 10: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:10,322 INFO L280 TraceCheckUtils]: 11: Hoare triple {6671#true} assume !(~n < 1); {6671#true} is VALID [2020-07-10 14:57:10,323 INFO L280 TraceCheckUtils]: 12: Hoare triple {6671#true} assume !(1 == ~n); {6671#true} is VALID [2020-07-10 14:57:10,323 INFO L263 TraceCheckUtils]: 13: Hoare triple {6671#true} call #t~ret2 := fibo1(~n - 1); {6671#true} is VALID [2020-07-10 14:57:10,323 INFO L280 TraceCheckUtils]: 14: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:10,323 INFO L280 TraceCheckUtils]: 15: Hoare triple {6671#true} assume !(~n < 1); {6671#true} is VALID [2020-07-10 14:57:10,323 INFO L280 TraceCheckUtils]: 16: Hoare triple {6671#true} assume !(1 == ~n); {6671#true} is VALID [2020-07-10 14:57:10,324 INFO L263 TraceCheckUtils]: 17: Hoare triple {6671#true} call #t~ret0 := fibo2(~n - 1); {6671#true} is VALID [2020-07-10 14:57:10,324 INFO L280 TraceCheckUtils]: 18: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:10,324 INFO L280 TraceCheckUtils]: 19: Hoare triple {6671#true} assume !(~n < 1); {6671#true} is VALID [2020-07-10 14:57:10,324 INFO L280 TraceCheckUtils]: 20: Hoare triple {6671#true} assume !(1 == ~n); {6671#true} is VALID [2020-07-10 14:57:10,324 INFO L263 TraceCheckUtils]: 21: Hoare triple {6671#true} call #t~ret2 := fibo1(~n - 1); {6671#true} is VALID [2020-07-10 14:57:10,325 INFO L280 TraceCheckUtils]: 22: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:10,325 INFO L280 TraceCheckUtils]: 23: Hoare triple {6671#true} assume !(~n < 1); {6671#true} is VALID [2020-07-10 14:57:10,325 INFO L280 TraceCheckUtils]: 24: Hoare triple {6671#true} assume 1 == ~n;#res := 1; {6671#true} is VALID [2020-07-10 14:57:10,325 INFO L280 TraceCheckUtils]: 25: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:10,327 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {6671#true} {6671#true} #53#return; {6671#true} is VALID [2020-07-10 14:57:10,328 INFO L280 TraceCheckUtils]: 27: Hoare triple {6671#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {6671#true} is VALID [2020-07-10 14:57:10,328 INFO L263 TraceCheckUtils]: 28: Hoare triple {6671#true} call #t~ret3 := fibo1(~n - 2); {6671#true} is VALID [2020-07-10 14:57:10,328 INFO L280 TraceCheckUtils]: 29: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:10,328 INFO L280 TraceCheckUtils]: 30: Hoare triple {6671#true} assume ~n < 1;#res := 0; {6671#true} is VALID [2020-07-10 14:57:10,328 INFO L280 TraceCheckUtils]: 31: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:10,328 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {6671#true} {6671#true} #55#return; {6671#true} is VALID [2020-07-10 14:57:10,329 INFO L280 TraceCheckUtils]: 33: Hoare triple {6671#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {6671#true} is VALID [2020-07-10 14:57:10,329 INFO L280 TraceCheckUtils]: 34: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:10,329 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {6671#true} {6671#true} #57#return; {6671#true} is VALID [2020-07-10 14:57:10,329 INFO L280 TraceCheckUtils]: 36: Hoare triple {6671#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {6671#true} is VALID [2020-07-10 14:57:10,329 INFO L263 TraceCheckUtils]: 37: Hoare triple {6671#true} call #t~ret1 := fibo2(~n - 2); {6671#true} is VALID [2020-07-10 14:57:10,329 INFO L280 TraceCheckUtils]: 38: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:10,330 INFO L280 TraceCheckUtils]: 39: Hoare triple {6671#true} assume !(~n < 1); {6671#true} is VALID [2020-07-10 14:57:10,330 INFO L280 TraceCheckUtils]: 40: Hoare triple {6671#true} assume 1 == ~n;#res := 1; {6671#true} is VALID [2020-07-10 14:57:10,330 INFO L280 TraceCheckUtils]: 41: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:10,330 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {6671#true} {6671#true} #59#return; {6671#true} is VALID [2020-07-10 14:57:10,330 INFO L280 TraceCheckUtils]: 43: Hoare triple {6671#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {6671#true} is VALID [2020-07-10 14:57:10,330 INFO L280 TraceCheckUtils]: 44: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:10,331 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {6671#true} {6671#true} #53#return; {6671#true} is VALID [2020-07-10 14:57:10,331 INFO L280 TraceCheckUtils]: 46: Hoare triple {6671#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {6671#true} is VALID [2020-07-10 14:57:10,331 INFO L263 TraceCheckUtils]: 47: Hoare triple {6671#true} call #t~ret3 := fibo1(~n - 2); {6671#true} is VALID [2020-07-10 14:57:10,331 INFO L280 TraceCheckUtils]: 48: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:10,331 INFO L280 TraceCheckUtils]: 49: Hoare triple {6671#true} assume !(~n < 1); {6671#true} is VALID [2020-07-10 14:57:10,332 INFO L280 TraceCheckUtils]: 50: Hoare triple {6671#true} assume !(1 == ~n); {6671#true} is VALID [2020-07-10 14:57:10,332 INFO L263 TraceCheckUtils]: 51: Hoare triple {6671#true} call #t~ret0 := fibo2(~n - 1); {6671#true} is VALID [2020-07-10 14:57:10,332 INFO L280 TraceCheckUtils]: 52: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:10,332 INFO L280 TraceCheckUtils]: 53: Hoare triple {6671#true} assume !(~n < 1); {6671#true} is VALID [2020-07-10 14:57:10,332 INFO L280 TraceCheckUtils]: 54: Hoare triple {6671#true} assume 1 == ~n;#res := 1; {6671#true} is VALID [2020-07-10 14:57:10,332 INFO L280 TraceCheckUtils]: 55: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:10,332 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {6671#true} {6671#true} #57#return; {6671#true} is VALID [2020-07-10 14:57:10,333 INFO L280 TraceCheckUtils]: 57: Hoare triple {6671#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {6671#true} is VALID [2020-07-10 14:57:10,333 INFO L263 TraceCheckUtils]: 58: Hoare triple {6671#true} call #t~ret1 := fibo2(~n - 2); {6671#true} is VALID [2020-07-10 14:57:10,333 INFO L280 TraceCheckUtils]: 59: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:10,333 INFO L280 TraceCheckUtils]: 60: Hoare triple {6671#true} assume ~n < 1;#res := 0; {6671#true} is VALID [2020-07-10 14:57:10,333 INFO L280 TraceCheckUtils]: 61: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:10,333 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {6671#true} {6671#true} #59#return; {6671#true} is VALID [2020-07-10 14:57:10,333 INFO L280 TraceCheckUtils]: 63: Hoare triple {6671#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {6671#true} is VALID [2020-07-10 14:57:10,333 INFO L280 TraceCheckUtils]: 64: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:10,334 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {6671#true} {6671#true} #55#return; {6671#true} is VALID [2020-07-10 14:57:10,334 INFO L280 TraceCheckUtils]: 66: Hoare triple {6671#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {6671#true} is VALID [2020-07-10 14:57:10,334 INFO L280 TraceCheckUtils]: 67: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:10,335 INFO L275 TraceCheckUtils]: 68: Hoare quadruple {6671#true} {7071#(<= fibo1_~n |fibo1_#in~n|)} #57#return; {7071#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:10,336 INFO L280 TraceCheckUtils]: 69: Hoare triple {7071#(<= fibo1_~n |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {7071#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:10,336 INFO L263 TraceCheckUtils]: 70: Hoare triple {7071#(<= fibo1_~n |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {6671#true} is VALID [2020-07-10 14:57:10,337 INFO L280 TraceCheckUtils]: 71: Hoare triple {6671#true} ~n := #in~n; {7267#(<= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:10,337 INFO L280 TraceCheckUtils]: 72: Hoare triple {7267#(<= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {7267#(<= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:10,338 INFO L280 TraceCheckUtils]: 73: Hoare triple {7267#(<= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {7267#(<= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:10,338 INFO L263 TraceCheckUtils]: 74: Hoare triple {7267#(<= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {6671#true} is VALID [2020-07-10 14:57:10,338 INFO L280 TraceCheckUtils]: 75: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:10,338 INFO L280 TraceCheckUtils]: 76: Hoare triple {6671#true} assume !(~n < 1); {6671#true} is VALID [2020-07-10 14:57:10,338 INFO L280 TraceCheckUtils]: 77: Hoare triple {6671#true} assume !(1 == ~n); {6671#true} is VALID [2020-07-10 14:57:10,339 INFO L263 TraceCheckUtils]: 78: Hoare triple {6671#true} call #t~ret0 := fibo2(~n - 1); {6671#true} is VALID [2020-07-10 14:57:10,339 INFO L280 TraceCheckUtils]: 79: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:10,339 INFO L280 TraceCheckUtils]: 80: Hoare triple {6671#true} assume !(~n < 1); {6671#true} is VALID [2020-07-10 14:57:10,339 INFO L280 TraceCheckUtils]: 81: Hoare triple {6671#true} assume 1 == ~n;#res := 1; {6671#true} is VALID [2020-07-10 14:57:10,339 INFO L280 TraceCheckUtils]: 82: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:10,339 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {6671#true} {6671#true} #57#return; {6671#true} is VALID [2020-07-10 14:57:10,340 INFO L280 TraceCheckUtils]: 84: Hoare triple {6671#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {6671#true} is VALID [2020-07-10 14:57:10,340 INFO L263 TraceCheckUtils]: 85: Hoare triple {6671#true} call #t~ret1 := fibo2(~n - 2); {6671#true} is VALID [2020-07-10 14:57:10,340 INFO L280 TraceCheckUtils]: 86: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:10,340 INFO L280 TraceCheckUtils]: 87: Hoare triple {6671#true} assume ~n < 1;#res := 0; {6671#true} is VALID [2020-07-10 14:57:10,340 INFO L280 TraceCheckUtils]: 88: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:10,341 INFO L275 TraceCheckUtils]: 89: Hoare quadruple {6671#true} {6671#true} #59#return; {6671#true} is VALID [2020-07-10 14:57:10,341 INFO L280 TraceCheckUtils]: 90: Hoare triple {6671#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {6671#true} is VALID [2020-07-10 14:57:10,341 INFO L280 TraceCheckUtils]: 91: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:10,342 INFO L275 TraceCheckUtils]: 92: Hoare quadruple {6671#true} {7267#(<= fibo2_~n |fibo2_#in~n|)} #53#return; {7267#(<= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:10,343 INFO L280 TraceCheckUtils]: 93: Hoare triple {7267#(<= fibo2_~n |fibo2_#in~n|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {7267#(<= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:10,343 INFO L263 TraceCheckUtils]: 94: Hoare triple {7267#(<= fibo2_~n |fibo2_#in~n|)} call #t~ret3 := fibo1(~n - 2); {6671#true} is VALID [2020-07-10 14:57:10,344 INFO L280 TraceCheckUtils]: 95: Hoare triple {6671#true} ~n := #in~n; {7071#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:10,344 INFO L280 TraceCheckUtils]: 96: Hoare triple {7071#(<= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {7071#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:10,345 INFO L280 TraceCheckUtils]: 97: Hoare triple {7071#(<= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {7071#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:10,345 INFO L263 TraceCheckUtils]: 98: Hoare triple {7071#(<= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {6671#true} is VALID [2020-07-10 14:57:10,346 INFO L280 TraceCheckUtils]: 99: Hoare triple {6671#true} ~n := #in~n; {7267#(<= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:10,346 INFO L280 TraceCheckUtils]: 100: Hoare triple {7267#(<= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {7355#(<= 1 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:10,347 INFO L280 TraceCheckUtils]: 101: Hoare triple {7355#(<= 1 |fibo2_#in~n|)} assume 1 == ~n;#res := 1; {7355#(<= 1 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:10,348 INFO L280 TraceCheckUtils]: 102: Hoare triple {7355#(<= 1 |fibo2_#in~n|)} assume true; {7355#(<= 1 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:10,349 INFO L275 TraceCheckUtils]: 103: Hoare quadruple {7355#(<= 1 |fibo2_#in~n|)} {7071#(<= fibo1_~n |fibo1_#in~n|)} #57#return; {7040#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:10,350 INFO L280 TraceCheckUtils]: 104: Hoare triple {7040#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {7040#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:10,350 INFO L263 TraceCheckUtils]: 105: Hoare triple {7040#(<= 2 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {6671#true} is VALID [2020-07-10 14:57:10,350 INFO L280 TraceCheckUtils]: 106: Hoare triple {6671#true} ~n := #in~n; {6671#true} is VALID [2020-07-10 14:57:10,350 INFO L280 TraceCheckUtils]: 107: Hoare triple {6671#true} assume ~n < 1;#res := 0; {6671#true} is VALID [2020-07-10 14:57:10,350 INFO L280 TraceCheckUtils]: 108: Hoare triple {6671#true} assume true; {6671#true} is VALID [2020-07-10 14:57:10,351 INFO L275 TraceCheckUtils]: 109: Hoare quadruple {6671#true} {7040#(<= 2 |fibo1_#in~n|)} #59#return; {7040#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:10,352 INFO L280 TraceCheckUtils]: 110: Hoare triple {7040#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {7040#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:10,353 INFO L280 TraceCheckUtils]: 111: Hoare triple {7040#(<= 2 |fibo1_#in~n|)} assume true; {7040#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:10,354 INFO L275 TraceCheckUtils]: 112: Hoare quadruple {7040#(<= 2 |fibo1_#in~n|)} {7267#(<= fibo2_~n |fibo2_#in~n|)} #55#return; {7392#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:10,354 INFO L280 TraceCheckUtils]: 113: Hoare triple {7392#(<= 4 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {7392#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:10,355 INFO L280 TraceCheckUtils]: 114: Hoare triple {7392#(<= 4 |fibo2_#in~n|)} assume true; {7392#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:10,356 INFO L275 TraceCheckUtils]: 115: Hoare quadruple {7392#(<= 4 |fibo2_#in~n|)} {7071#(<= fibo1_~n |fibo1_#in~n|)} #59#return; {7402#(<= 6 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:10,357 INFO L280 TraceCheckUtils]: 116: Hoare triple {7402#(<= 6 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {7402#(<= 6 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:10,357 INFO L280 TraceCheckUtils]: 117: Hoare triple {7402#(<= 6 |fibo1_#in~n|)} assume true; {7402#(<= 6 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:10,358 INFO L275 TraceCheckUtils]: 118: Hoare quadruple {7402#(<= 6 |fibo1_#in~n|)} {6675#(<= main_~x~0 5)} #51#return; {6672#false} is VALID [2020-07-10 14:57:10,359 INFO L280 TraceCheckUtils]: 119: Hoare triple {6672#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {6672#false} is VALID [2020-07-10 14:57:10,359 INFO L280 TraceCheckUtils]: 120: Hoare triple {6672#false} assume 5 != ~result~0; {6672#false} is VALID [2020-07-10 14:57:10,359 INFO L280 TraceCheckUtils]: 121: Hoare triple {6672#false} assume !false; {6672#false} is VALID [2020-07-10 14:57:10,368 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 112 proven. 24 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2020-07-10 14:57:10,369 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:57:10,369 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 9] total 20 [2020-07-10 14:57:10,370 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545831290] [2020-07-10 14:57:10,370 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 122 [2020-07-10 14:57:10,377 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:57:10,377 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 20 states. [2020-07-10 14:57:10,517 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 116 edges. 116 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:57:10,518 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-07-10 14:57:10,518 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:57:10,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-07-10 14:57:10,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2020-07-10 14:57:10,519 INFO L87 Difference]: Start difference. First operand 111 states and 154 transitions. Second operand 20 states. [2020-07-10 14:57:12,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:12,846 INFO L93 Difference]: Finished difference Result 227 states and 344 transitions. [2020-07-10 14:57:12,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-07-10 14:57:12,847 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 122 [2020-07-10 14:57:12,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:57:12,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2020-07-10 14:57:12,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 150 transitions. [2020-07-10 14:57:12,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2020-07-10 14:57:12,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 150 transitions. [2020-07-10 14:57:12,854 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 31 states and 150 transitions. [2020-07-10 14:57:13,043 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 150 edges. 150 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:57:13,047 INFO L225 Difference]: With dead ends: 227 [2020-07-10 14:57:13,047 INFO L226 Difference]: Without dead ends: 125 [2020-07-10 14:57:13,050 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 318 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=237, Invalid=1323, Unknown=0, NotChecked=0, Total=1560 [2020-07-10 14:57:13,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2020-07-10 14:57:13,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 92. [2020-07-10 14:57:13,115 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:57:13,115 INFO L82 GeneralOperation]: Start isEquivalent. First operand 125 states. Second operand 92 states. [2020-07-10 14:57:13,115 INFO L74 IsIncluded]: Start isIncluded. First operand 125 states. Second operand 92 states. [2020-07-10 14:57:13,115 INFO L87 Difference]: Start difference. First operand 125 states. Second operand 92 states. [2020-07-10 14:57:13,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:13,120 INFO L93 Difference]: Finished difference Result 125 states and 162 transitions. [2020-07-10 14:57:13,120 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 162 transitions. [2020-07-10 14:57:13,122 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:13,122 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:13,122 INFO L74 IsIncluded]: Start isIncluded. First operand 92 states. Second operand 125 states. [2020-07-10 14:57:13,123 INFO L87 Difference]: Start difference. First operand 92 states. Second operand 125 states. [2020-07-10 14:57:13,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:13,130 INFO L93 Difference]: Finished difference Result 125 states and 162 transitions. [2020-07-10 14:57:13,130 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 162 transitions. [2020-07-10 14:57:13,131 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:13,131 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:13,131 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:57:13,132 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:57:13,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2020-07-10 14:57:13,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 115 transitions. [2020-07-10 14:57:13,135 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 115 transitions. Word has length 122 [2020-07-10 14:57:13,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:57:13,136 INFO L479 AbstractCegarLoop]: Abstraction has 92 states and 115 transitions. [2020-07-10 14:57:13,136 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-07-10 14:57:13,136 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 115 transitions. [2020-07-10 14:57:13,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-07-10 14:57:13,137 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:57:13,137 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] [2020-07-10 14:57:13,351 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-07-10 14:57:13,352 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:57:13,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:57:13,352 INFO L82 PathProgramCache]: Analyzing trace with hash -46122593, now seen corresponding path program 2 times [2020-07-10 14:57:13,352 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:57:13,353 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540375858] [2020-07-10 14:57:13,353 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:57:13,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:13,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:13,401 INFO L280 TraceCheckUtils]: 0: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,402 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {8131#true} {8131#true} #47#return; {8131#true} is VALID [2020-07-10 14:57:13,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:13,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:13,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:13,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:13,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:13,573 INFO L280 TraceCheckUtils]: 0: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,574 INFO L280 TraceCheckUtils]: 1: Hoare triple {8131#true} assume !(~n < 1); {8131#true} is VALID [2020-07-10 14:57:13,574 INFO L280 TraceCheckUtils]: 2: Hoare triple {8131#true} assume 1 == ~n;#res := 1; {8131#true} is VALID [2020-07-10 14:57:13,574 INFO L280 TraceCheckUtils]: 3: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,575 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {8131#true} {8378#(<= 2 |fibo2_#in~n|)} #53#return; {8378#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:13,579 INFO L280 TraceCheckUtils]: 0: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,579 INFO L280 TraceCheckUtils]: 1: Hoare triple {8131#true} assume ~n < 1;#res := 0; {8131#true} is VALID [2020-07-10 14:57:13,580 INFO L280 TraceCheckUtils]: 2: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,581 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {8131#true} {8378#(<= 2 |fibo2_#in~n|)} #55#return; {8378#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,581 INFO L280 TraceCheckUtils]: 0: Hoare triple {8131#true} ~n := #in~n; {8300#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,583 INFO L280 TraceCheckUtils]: 1: Hoare triple {8300#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {8377#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-10 14:57:13,584 INFO L280 TraceCheckUtils]: 2: Hoare triple {8377#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {8378#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,584 INFO L263 TraceCheckUtils]: 3: Hoare triple {8378#(<= 2 |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {8131#true} is VALID [2020-07-10 14:57:13,584 INFO L280 TraceCheckUtils]: 4: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,584 INFO L280 TraceCheckUtils]: 5: Hoare triple {8131#true} assume !(~n < 1); {8131#true} is VALID [2020-07-10 14:57:13,585 INFO L280 TraceCheckUtils]: 6: Hoare triple {8131#true} assume 1 == ~n;#res := 1; {8131#true} is VALID [2020-07-10 14:57:13,585 INFO L280 TraceCheckUtils]: 7: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,586 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {8131#true} {8378#(<= 2 |fibo2_#in~n|)} #53#return; {8378#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,586 INFO L280 TraceCheckUtils]: 9: Hoare triple {8378#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {8378#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,587 INFO L263 TraceCheckUtils]: 10: Hoare triple {8378#(<= 2 |fibo2_#in~n|)} call #t~ret3 := fibo1(~n - 2); {8131#true} is VALID [2020-07-10 14:57:13,587 INFO L280 TraceCheckUtils]: 11: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,587 INFO L280 TraceCheckUtils]: 12: Hoare triple {8131#true} assume ~n < 1;#res := 0; {8131#true} is VALID [2020-07-10 14:57:13,587 INFO L280 TraceCheckUtils]: 13: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,588 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {8131#true} {8378#(<= 2 |fibo2_#in~n|)} #55#return; {8378#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,589 INFO L280 TraceCheckUtils]: 15: Hoare triple {8378#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {8378#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,590 INFO L280 TraceCheckUtils]: 16: Hoare triple {8378#(<= 2 |fibo2_#in~n|)} assume true; {8378#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,591 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {8378#(<= 2 |fibo2_#in~n|)} {8352#(= fibo1_~n |fibo1_#in~n|)} #57#return; {8371#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:13,596 INFO L280 TraceCheckUtils]: 0: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,596 INFO L280 TraceCheckUtils]: 1: Hoare triple {8131#true} assume !(~n < 1); {8131#true} is VALID [2020-07-10 14:57:13,597 INFO L280 TraceCheckUtils]: 2: Hoare triple {8131#true} assume 1 == ~n;#res := 1; {8131#true} is VALID [2020-07-10 14:57:13,597 INFO L280 TraceCheckUtils]: 3: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,598 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {8131#true} {8371#(<= 3 |fibo1_#in~n|)} #59#return; {8371#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,599 INFO L280 TraceCheckUtils]: 0: Hoare triple {8131#true} ~n := #in~n; {8352#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,599 INFO L280 TraceCheckUtils]: 1: Hoare triple {8352#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {8352#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,600 INFO L280 TraceCheckUtils]: 2: Hoare triple {8352#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {8352#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,600 INFO L263 TraceCheckUtils]: 3: Hoare triple {8352#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {8131#true} is VALID [2020-07-10 14:57:13,601 INFO L280 TraceCheckUtils]: 4: Hoare triple {8131#true} ~n := #in~n; {8300#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,602 INFO L280 TraceCheckUtils]: 5: Hoare triple {8300#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {8377#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-10 14:57:13,603 INFO L280 TraceCheckUtils]: 6: Hoare triple {8377#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {8378#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,603 INFO L263 TraceCheckUtils]: 7: Hoare triple {8378#(<= 2 |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {8131#true} is VALID [2020-07-10 14:57:13,603 INFO L280 TraceCheckUtils]: 8: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,604 INFO L280 TraceCheckUtils]: 9: Hoare triple {8131#true} assume !(~n < 1); {8131#true} is VALID [2020-07-10 14:57:13,604 INFO L280 TraceCheckUtils]: 10: Hoare triple {8131#true} assume 1 == ~n;#res := 1; {8131#true} is VALID [2020-07-10 14:57:13,604 INFO L280 TraceCheckUtils]: 11: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,605 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {8131#true} {8378#(<= 2 |fibo2_#in~n|)} #53#return; {8378#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,606 INFO L280 TraceCheckUtils]: 13: Hoare triple {8378#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {8378#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,606 INFO L263 TraceCheckUtils]: 14: Hoare triple {8378#(<= 2 |fibo2_#in~n|)} call #t~ret3 := fibo1(~n - 2); {8131#true} is VALID [2020-07-10 14:57:13,607 INFO L280 TraceCheckUtils]: 15: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,607 INFO L280 TraceCheckUtils]: 16: Hoare triple {8131#true} assume ~n < 1;#res := 0; {8131#true} is VALID [2020-07-10 14:57:13,607 INFO L280 TraceCheckUtils]: 17: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,608 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {8131#true} {8378#(<= 2 |fibo2_#in~n|)} #55#return; {8378#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,609 INFO L280 TraceCheckUtils]: 19: Hoare triple {8378#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {8378#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,610 INFO L280 TraceCheckUtils]: 20: Hoare triple {8378#(<= 2 |fibo2_#in~n|)} assume true; {8378#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,611 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {8378#(<= 2 |fibo2_#in~n|)} {8352#(= fibo1_~n |fibo1_#in~n|)} #57#return; {8371#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,612 INFO L280 TraceCheckUtils]: 22: Hoare triple {8371#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {8371#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,612 INFO L263 TraceCheckUtils]: 23: Hoare triple {8371#(<= 3 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {8131#true} is VALID [2020-07-10 14:57:13,612 INFO L280 TraceCheckUtils]: 24: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,613 INFO L280 TraceCheckUtils]: 25: Hoare triple {8131#true} assume !(~n < 1); {8131#true} is VALID [2020-07-10 14:57:13,613 INFO L280 TraceCheckUtils]: 26: Hoare triple {8131#true} assume 1 == ~n;#res := 1; {8131#true} is VALID [2020-07-10 14:57:13,613 INFO L280 TraceCheckUtils]: 27: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,614 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {8131#true} {8371#(<= 3 |fibo1_#in~n|)} #59#return; {8371#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,615 INFO L280 TraceCheckUtils]: 29: Hoare triple {8371#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {8371#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,616 INFO L280 TraceCheckUtils]: 30: Hoare triple {8371#(<= 3 |fibo1_#in~n|)} assume true; {8371#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,617 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {8371#(<= 3 |fibo1_#in~n|)} {8300#(= fibo2_~n |fibo2_#in~n|)} #53#return; {8333#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:13,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:13,638 INFO L280 TraceCheckUtils]: 0: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,639 INFO L280 TraceCheckUtils]: 1: Hoare triple {8131#true} assume !(~n < 1); {8131#true} is VALID [2020-07-10 14:57:13,639 INFO L280 TraceCheckUtils]: 2: Hoare triple {8131#true} assume 1 == ~n;#res := 1; {8131#true} is VALID [2020-07-10 14:57:13,639 INFO L280 TraceCheckUtils]: 3: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,639 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {8131#true} {8131#true} #57#return; {8131#true} is VALID [2020-07-10 14:57:13,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:13,642 INFO L280 TraceCheckUtils]: 0: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,643 INFO L280 TraceCheckUtils]: 1: Hoare triple {8131#true} assume ~n < 1;#res := 0; {8131#true} is VALID [2020-07-10 14:57:13,643 INFO L280 TraceCheckUtils]: 2: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,643 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {8131#true} {8131#true} #59#return; {8131#true} is VALID [2020-07-10 14:57:13,644 INFO L280 TraceCheckUtils]: 0: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,644 INFO L280 TraceCheckUtils]: 1: Hoare triple {8131#true} assume !(~n < 1); {8131#true} is VALID [2020-07-10 14:57:13,644 INFO L280 TraceCheckUtils]: 2: Hoare triple {8131#true} assume !(1 == ~n); {8131#true} is VALID [2020-07-10 14:57:13,644 INFO L263 TraceCheckUtils]: 3: Hoare triple {8131#true} call #t~ret0 := fibo2(~n - 1); {8131#true} is VALID [2020-07-10 14:57:13,644 INFO L280 TraceCheckUtils]: 4: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,645 INFO L280 TraceCheckUtils]: 5: Hoare triple {8131#true} assume !(~n < 1); {8131#true} is VALID [2020-07-10 14:57:13,645 INFO L280 TraceCheckUtils]: 6: Hoare triple {8131#true} assume 1 == ~n;#res := 1; {8131#true} is VALID [2020-07-10 14:57:13,645 INFO L280 TraceCheckUtils]: 7: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,645 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {8131#true} {8131#true} #57#return; {8131#true} is VALID [2020-07-10 14:57:13,645 INFO L280 TraceCheckUtils]: 9: Hoare triple {8131#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {8131#true} is VALID [2020-07-10 14:57:13,646 INFO L263 TraceCheckUtils]: 10: Hoare triple {8131#true} call #t~ret1 := fibo2(~n - 2); {8131#true} is VALID [2020-07-10 14:57:13,646 INFO L280 TraceCheckUtils]: 11: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,646 INFO L280 TraceCheckUtils]: 12: Hoare triple {8131#true} assume ~n < 1;#res := 0; {8131#true} is VALID [2020-07-10 14:57:13,646 INFO L280 TraceCheckUtils]: 13: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,647 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {8131#true} {8131#true} #59#return; {8131#true} is VALID [2020-07-10 14:57:13,647 INFO L280 TraceCheckUtils]: 15: Hoare triple {8131#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {8131#true} is VALID [2020-07-10 14:57:13,647 INFO L280 TraceCheckUtils]: 16: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,649 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {8131#true} {8333#(<= 4 |fibo2_#in~n|)} #55#return; {8333#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,650 INFO L280 TraceCheckUtils]: 0: Hoare triple {8131#true} ~n := #in~n; {8300#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,651 INFO L280 TraceCheckUtils]: 1: Hoare triple {8300#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {8300#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,652 INFO L280 TraceCheckUtils]: 2: Hoare triple {8300#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {8300#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,652 INFO L263 TraceCheckUtils]: 3: Hoare triple {8300#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {8131#true} is VALID [2020-07-10 14:57:13,652 INFO L280 TraceCheckUtils]: 4: Hoare triple {8131#true} ~n := #in~n; {8352#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,653 INFO L280 TraceCheckUtils]: 5: Hoare triple {8352#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {8352#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,654 INFO L280 TraceCheckUtils]: 6: Hoare triple {8352#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {8352#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,654 INFO L263 TraceCheckUtils]: 7: Hoare triple {8352#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {8131#true} is VALID [2020-07-10 14:57:13,654 INFO L280 TraceCheckUtils]: 8: Hoare triple {8131#true} ~n := #in~n; {8300#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,655 INFO L280 TraceCheckUtils]: 9: Hoare triple {8300#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {8377#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-10 14:57:13,656 INFO L280 TraceCheckUtils]: 10: Hoare triple {8377#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {8378#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,656 INFO L263 TraceCheckUtils]: 11: Hoare triple {8378#(<= 2 |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {8131#true} is VALID [2020-07-10 14:57:13,657 INFO L280 TraceCheckUtils]: 12: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,657 INFO L280 TraceCheckUtils]: 13: Hoare triple {8131#true} assume !(~n < 1); {8131#true} is VALID [2020-07-10 14:57:13,657 INFO L280 TraceCheckUtils]: 14: Hoare triple {8131#true} assume 1 == ~n;#res := 1; {8131#true} is VALID [2020-07-10 14:57:13,657 INFO L280 TraceCheckUtils]: 15: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,659 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {8131#true} {8378#(<= 2 |fibo2_#in~n|)} #53#return; {8378#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,659 INFO L280 TraceCheckUtils]: 17: Hoare triple {8378#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {8378#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,660 INFO L263 TraceCheckUtils]: 18: Hoare triple {8378#(<= 2 |fibo2_#in~n|)} call #t~ret3 := fibo1(~n - 2); {8131#true} is VALID [2020-07-10 14:57:13,660 INFO L280 TraceCheckUtils]: 19: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,660 INFO L280 TraceCheckUtils]: 20: Hoare triple {8131#true} assume ~n < 1;#res := 0; {8131#true} is VALID [2020-07-10 14:57:13,660 INFO L280 TraceCheckUtils]: 21: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,662 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {8131#true} {8378#(<= 2 |fibo2_#in~n|)} #55#return; {8378#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,662 INFO L280 TraceCheckUtils]: 23: Hoare triple {8378#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {8378#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,663 INFO L280 TraceCheckUtils]: 24: Hoare triple {8378#(<= 2 |fibo2_#in~n|)} assume true; {8378#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,664 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {8378#(<= 2 |fibo2_#in~n|)} {8352#(= fibo1_~n |fibo1_#in~n|)} #57#return; {8371#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,665 INFO L280 TraceCheckUtils]: 26: Hoare triple {8371#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {8371#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,665 INFO L263 TraceCheckUtils]: 27: Hoare triple {8371#(<= 3 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {8131#true} is VALID [2020-07-10 14:57:13,666 INFO L280 TraceCheckUtils]: 28: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,666 INFO L280 TraceCheckUtils]: 29: Hoare triple {8131#true} assume !(~n < 1); {8131#true} is VALID [2020-07-10 14:57:13,666 INFO L280 TraceCheckUtils]: 30: Hoare triple {8131#true} assume 1 == ~n;#res := 1; {8131#true} is VALID [2020-07-10 14:57:13,666 INFO L280 TraceCheckUtils]: 31: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,668 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {8131#true} {8371#(<= 3 |fibo1_#in~n|)} #59#return; {8371#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,669 INFO L280 TraceCheckUtils]: 33: Hoare triple {8371#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {8371#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,670 INFO L280 TraceCheckUtils]: 34: Hoare triple {8371#(<= 3 |fibo1_#in~n|)} assume true; {8371#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,672 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {8371#(<= 3 |fibo1_#in~n|)} {8300#(= fibo2_~n |fibo2_#in~n|)} #53#return; {8333#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,673 INFO L280 TraceCheckUtils]: 36: Hoare triple {8333#(<= 4 |fibo2_#in~n|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {8333#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,673 INFO L263 TraceCheckUtils]: 37: Hoare triple {8333#(<= 4 |fibo2_#in~n|)} call #t~ret3 := fibo1(~n - 2); {8131#true} is VALID [2020-07-10 14:57:13,673 INFO L280 TraceCheckUtils]: 38: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,674 INFO L280 TraceCheckUtils]: 39: Hoare triple {8131#true} assume !(~n < 1); {8131#true} is VALID [2020-07-10 14:57:13,674 INFO L280 TraceCheckUtils]: 40: Hoare triple {8131#true} assume !(1 == ~n); {8131#true} is VALID [2020-07-10 14:57:13,674 INFO L263 TraceCheckUtils]: 41: Hoare triple {8131#true} call #t~ret0 := fibo2(~n - 1); {8131#true} is VALID [2020-07-10 14:57:13,675 INFO L280 TraceCheckUtils]: 42: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,675 INFO L280 TraceCheckUtils]: 43: Hoare triple {8131#true} assume !(~n < 1); {8131#true} is VALID [2020-07-10 14:57:13,675 INFO L280 TraceCheckUtils]: 44: Hoare triple {8131#true} assume 1 == ~n;#res := 1; {8131#true} is VALID [2020-07-10 14:57:13,676 INFO L280 TraceCheckUtils]: 45: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,676 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {8131#true} {8131#true} #57#return; {8131#true} is VALID [2020-07-10 14:57:13,676 INFO L280 TraceCheckUtils]: 47: Hoare triple {8131#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {8131#true} is VALID [2020-07-10 14:57:13,677 INFO L263 TraceCheckUtils]: 48: Hoare triple {8131#true} call #t~ret1 := fibo2(~n - 2); {8131#true} is VALID [2020-07-10 14:57:13,677 INFO L280 TraceCheckUtils]: 49: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,677 INFO L280 TraceCheckUtils]: 50: Hoare triple {8131#true} assume ~n < 1;#res := 0; {8131#true} is VALID [2020-07-10 14:57:13,678 INFO L280 TraceCheckUtils]: 51: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,678 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {8131#true} {8131#true} #59#return; {8131#true} is VALID [2020-07-10 14:57:13,678 INFO L280 TraceCheckUtils]: 53: Hoare triple {8131#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {8131#true} is VALID [2020-07-10 14:57:13,678 INFO L280 TraceCheckUtils]: 54: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,694 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {8131#true} {8333#(<= 4 |fibo2_#in~n|)} #55#return; {8333#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,701 INFO L280 TraceCheckUtils]: 56: Hoare triple {8333#(<= 4 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {8333#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,701 INFO L280 TraceCheckUtils]: 57: Hoare triple {8333#(<= 4 |fibo2_#in~n|)} assume true; {8333#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,705 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {8333#(<= 4 |fibo2_#in~n|)} {8131#true} #57#return; {8281#(<= 5 fibo1_~n)} is VALID [2020-07-10 14:57:13,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:13,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:13,755 INFO L280 TraceCheckUtils]: 0: Hoare triple {8131#true} ~n := #in~n; {8352#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,756 INFO L280 TraceCheckUtils]: 1: Hoare triple {8352#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {8352#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,756 INFO L280 TraceCheckUtils]: 2: Hoare triple {8352#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {8407#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:13,757 INFO L280 TraceCheckUtils]: 3: Hoare triple {8407#(<= |fibo1_#in~n| 1)} assume true; {8407#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:13,758 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {8407#(<= |fibo1_#in~n| 1)} {8300#(= fibo2_~n |fibo2_#in~n|)} #53#return; {8402#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:13,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:13,763 INFO L280 TraceCheckUtils]: 0: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,764 INFO L280 TraceCheckUtils]: 1: Hoare triple {8131#true} assume ~n < 1;#res := 0; {8131#true} is VALID [2020-07-10 14:57:13,764 INFO L280 TraceCheckUtils]: 2: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,765 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {8131#true} {8402#(<= |fibo2_#in~n| 2)} #55#return; {8402#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:13,766 INFO L280 TraceCheckUtils]: 0: Hoare triple {8131#true} ~n := #in~n; {8300#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,767 INFO L280 TraceCheckUtils]: 1: Hoare triple {8300#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {8300#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,768 INFO L280 TraceCheckUtils]: 2: Hoare triple {8300#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {8300#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,768 INFO L263 TraceCheckUtils]: 3: Hoare triple {8300#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {8131#true} is VALID [2020-07-10 14:57:13,768 INFO L280 TraceCheckUtils]: 4: Hoare triple {8131#true} ~n := #in~n; {8352#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,769 INFO L280 TraceCheckUtils]: 5: Hoare triple {8352#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {8352#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,770 INFO L280 TraceCheckUtils]: 6: Hoare triple {8352#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {8407#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:13,770 INFO L280 TraceCheckUtils]: 7: Hoare triple {8407#(<= |fibo1_#in~n| 1)} assume true; {8407#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:13,771 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {8407#(<= |fibo1_#in~n| 1)} {8300#(= fibo2_~n |fibo2_#in~n|)} #53#return; {8402#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:13,772 INFO L280 TraceCheckUtils]: 9: Hoare triple {8402#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {8402#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:13,772 INFO L263 TraceCheckUtils]: 10: Hoare triple {8402#(<= |fibo2_#in~n| 2)} call #t~ret3 := fibo1(~n - 2); {8131#true} is VALID [2020-07-10 14:57:13,772 INFO L280 TraceCheckUtils]: 11: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,773 INFO L280 TraceCheckUtils]: 12: Hoare triple {8131#true} assume ~n < 1;#res := 0; {8131#true} is VALID [2020-07-10 14:57:13,773 INFO L280 TraceCheckUtils]: 13: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,774 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {8131#true} {8402#(<= |fibo2_#in~n| 2)} #55#return; {8402#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:13,774 INFO L280 TraceCheckUtils]: 15: Hoare triple {8402#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {8402#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:13,775 INFO L280 TraceCheckUtils]: 16: Hoare triple {8402#(<= |fibo2_#in~n| 2)} assume true; {8402#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:13,776 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {8402#(<= |fibo2_#in~n| 2)} {8281#(<= 5 fibo1_~n)} #59#return; {8132#false} is VALID [2020-07-10 14:57:13,777 INFO L280 TraceCheckUtils]: 0: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,777 INFO L280 TraceCheckUtils]: 1: Hoare triple {8131#true} assume !(~n < 1); {8131#true} is VALID [2020-07-10 14:57:13,777 INFO L280 TraceCheckUtils]: 2: Hoare triple {8131#true} assume !(1 == ~n); {8131#true} is VALID [2020-07-10 14:57:13,777 INFO L263 TraceCheckUtils]: 3: Hoare triple {8131#true} call #t~ret0 := fibo2(~n - 1); {8131#true} is VALID [2020-07-10 14:57:13,778 INFO L280 TraceCheckUtils]: 4: Hoare triple {8131#true} ~n := #in~n; {8300#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,778 INFO L280 TraceCheckUtils]: 5: Hoare triple {8300#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {8300#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,779 INFO L280 TraceCheckUtils]: 6: Hoare triple {8300#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {8300#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,779 INFO L263 TraceCheckUtils]: 7: Hoare triple {8300#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {8131#true} is VALID [2020-07-10 14:57:13,780 INFO L280 TraceCheckUtils]: 8: Hoare triple {8131#true} ~n := #in~n; {8352#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,780 INFO L280 TraceCheckUtils]: 9: Hoare triple {8352#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {8352#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,781 INFO L280 TraceCheckUtils]: 10: Hoare triple {8352#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {8352#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,782 INFO L263 TraceCheckUtils]: 11: Hoare triple {8352#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {8131#true} is VALID [2020-07-10 14:57:13,782 INFO L280 TraceCheckUtils]: 12: Hoare triple {8131#true} ~n := #in~n; {8300#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,783 INFO L280 TraceCheckUtils]: 13: Hoare triple {8300#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {8377#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-10 14:57:13,784 INFO L280 TraceCheckUtils]: 14: Hoare triple {8377#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {8378#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,784 INFO L263 TraceCheckUtils]: 15: Hoare triple {8378#(<= 2 |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {8131#true} is VALID [2020-07-10 14:57:13,784 INFO L280 TraceCheckUtils]: 16: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,784 INFO L280 TraceCheckUtils]: 17: Hoare triple {8131#true} assume !(~n < 1); {8131#true} is VALID [2020-07-10 14:57:13,785 INFO L280 TraceCheckUtils]: 18: Hoare triple {8131#true} assume 1 == ~n;#res := 1; {8131#true} is VALID [2020-07-10 14:57:13,785 INFO L280 TraceCheckUtils]: 19: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,787 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {8131#true} {8378#(<= 2 |fibo2_#in~n|)} #53#return; {8378#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,788 INFO L280 TraceCheckUtils]: 21: Hoare triple {8378#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {8378#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,788 INFO L263 TraceCheckUtils]: 22: Hoare triple {8378#(<= 2 |fibo2_#in~n|)} call #t~ret3 := fibo1(~n - 2); {8131#true} is VALID [2020-07-10 14:57:13,788 INFO L280 TraceCheckUtils]: 23: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,788 INFO L280 TraceCheckUtils]: 24: Hoare triple {8131#true} assume ~n < 1;#res := 0; {8131#true} is VALID [2020-07-10 14:57:13,788 INFO L280 TraceCheckUtils]: 25: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,789 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {8131#true} {8378#(<= 2 |fibo2_#in~n|)} #55#return; {8378#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,790 INFO L280 TraceCheckUtils]: 27: Hoare triple {8378#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {8378#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,790 INFO L280 TraceCheckUtils]: 28: Hoare triple {8378#(<= 2 |fibo2_#in~n|)} assume true; {8378#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,791 INFO L275 TraceCheckUtils]: 29: Hoare quadruple {8378#(<= 2 |fibo2_#in~n|)} {8352#(= fibo1_~n |fibo1_#in~n|)} #57#return; {8371#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,792 INFO L280 TraceCheckUtils]: 30: Hoare triple {8371#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {8371#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,792 INFO L263 TraceCheckUtils]: 31: Hoare triple {8371#(<= 3 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {8131#true} is VALID [2020-07-10 14:57:13,792 INFO L280 TraceCheckUtils]: 32: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,793 INFO L280 TraceCheckUtils]: 33: Hoare triple {8131#true} assume !(~n < 1); {8131#true} is VALID [2020-07-10 14:57:13,793 INFO L280 TraceCheckUtils]: 34: Hoare triple {8131#true} assume 1 == ~n;#res := 1; {8131#true} is VALID [2020-07-10 14:57:13,793 INFO L280 TraceCheckUtils]: 35: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,794 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {8131#true} {8371#(<= 3 |fibo1_#in~n|)} #59#return; {8371#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,794 INFO L280 TraceCheckUtils]: 37: Hoare triple {8371#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {8371#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,795 INFO L280 TraceCheckUtils]: 38: Hoare triple {8371#(<= 3 |fibo1_#in~n|)} assume true; {8371#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,796 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {8371#(<= 3 |fibo1_#in~n|)} {8300#(= fibo2_~n |fibo2_#in~n|)} #53#return; {8333#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,797 INFO L280 TraceCheckUtils]: 40: Hoare triple {8333#(<= 4 |fibo2_#in~n|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {8333#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,797 INFO L263 TraceCheckUtils]: 41: Hoare triple {8333#(<= 4 |fibo2_#in~n|)} call #t~ret3 := fibo1(~n - 2); {8131#true} is VALID [2020-07-10 14:57:13,797 INFO L280 TraceCheckUtils]: 42: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,798 INFO L280 TraceCheckUtils]: 43: Hoare triple {8131#true} assume !(~n < 1); {8131#true} is VALID [2020-07-10 14:57:13,798 INFO L280 TraceCheckUtils]: 44: Hoare triple {8131#true} assume !(1 == ~n); {8131#true} is VALID [2020-07-10 14:57:13,798 INFO L263 TraceCheckUtils]: 45: Hoare triple {8131#true} call #t~ret0 := fibo2(~n - 1); {8131#true} is VALID [2020-07-10 14:57:13,798 INFO L280 TraceCheckUtils]: 46: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,798 INFO L280 TraceCheckUtils]: 47: Hoare triple {8131#true} assume !(~n < 1); {8131#true} is VALID [2020-07-10 14:57:13,799 INFO L280 TraceCheckUtils]: 48: Hoare triple {8131#true} assume 1 == ~n;#res := 1; {8131#true} is VALID [2020-07-10 14:57:13,799 INFO L280 TraceCheckUtils]: 49: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,799 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {8131#true} {8131#true} #57#return; {8131#true} is VALID [2020-07-10 14:57:13,799 INFO L280 TraceCheckUtils]: 51: Hoare triple {8131#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {8131#true} is VALID [2020-07-10 14:57:13,799 INFO L263 TraceCheckUtils]: 52: Hoare triple {8131#true} call #t~ret1 := fibo2(~n - 2); {8131#true} is VALID [2020-07-10 14:57:13,799 INFO L280 TraceCheckUtils]: 53: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,800 INFO L280 TraceCheckUtils]: 54: Hoare triple {8131#true} assume ~n < 1;#res := 0; {8131#true} is VALID [2020-07-10 14:57:13,800 INFO L280 TraceCheckUtils]: 55: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,800 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {8131#true} {8131#true} #59#return; {8131#true} is VALID [2020-07-10 14:57:13,800 INFO L280 TraceCheckUtils]: 57: Hoare triple {8131#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {8131#true} is VALID [2020-07-10 14:57:13,800 INFO L280 TraceCheckUtils]: 58: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,802 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {8131#true} {8333#(<= 4 |fibo2_#in~n|)} #55#return; {8333#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,802 INFO L280 TraceCheckUtils]: 60: Hoare triple {8333#(<= 4 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {8333#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,803 INFO L280 TraceCheckUtils]: 61: Hoare triple {8333#(<= 4 |fibo2_#in~n|)} assume true; {8333#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,804 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {8333#(<= 4 |fibo2_#in~n|)} {8131#true} #57#return; {8281#(<= 5 fibo1_~n)} is VALID [2020-07-10 14:57:13,805 INFO L280 TraceCheckUtils]: 63: Hoare triple {8281#(<= 5 fibo1_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {8281#(<= 5 fibo1_~n)} is VALID [2020-07-10 14:57:13,805 INFO L263 TraceCheckUtils]: 64: Hoare triple {8281#(<= 5 fibo1_~n)} call #t~ret1 := fibo2(~n - 2); {8131#true} is VALID [2020-07-10 14:57:13,805 INFO L280 TraceCheckUtils]: 65: Hoare triple {8131#true} ~n := #in~n; {8300#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,806 INFO L280 TraceCheckUtils]: 66: Hoare triple {8300#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {8300#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,806 INFO L280 TraceCheckUtils]: 67: Hoare triple {8300#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {8300#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,807 INFO L263 TraceCheckUtils]: 68: Hoare triple {8300#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {8131#true} is VALID [2020-07-10 14:57:13,807 INFO L280 TraceCheckUtils]: 69: Hoare triple {8131#true} ~n := #in~n; {8352#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,808 INFO L280 TraceCheckUtils]: 70: Hoare triple {8352#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {8352#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,809 INFO L280 TraceCheckUtils]: 71: Hoare triple {8352#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {8407#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:13,809 INFO L280 TraceCheckUtils]: 72: Hoare triple {8407#(<= |fibo1_#in~n| 1)} assume true; {8407#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:13,810 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {8407#(<= |fibo1_#in~n| 1)} {8300#(= fibo2_~n |fibo2_#in~n|)} #53#return; {8402#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:13,811 INFO L280 TraceCheckUtils]: 74: Hoare triple {8402#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {8402#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:13,811 INFO L263 TraceCheckUtils]: 75: Hoare triple {8402#(<= |fibo2_#in~n| 2)} call #t~ret3 := fibo1(~n - 2); {8131#true} is VALID [2020-07-10 14:57:13,812 INFO L280 TraceCheckUtils]: 76: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,812 INFO L280 TraceCheckUtils]: 77: Hoare triple {8131#true} assume ~n < 1;#res := 0; {8131#true} is VALID [2020-07-10 14:57:13,812 INFO L280 TraceCheckUtils]: 78: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,813 INFO L275 TraceCheckUtils]: 79: Hoare quadruple {8131#true} {8402#(<= |fibo2_#in~n| 2)} #55#return; {8402#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:13,813 INFO L280 TraceCheckUtils]: 80: Hoare triple {8402#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {8402#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:13,814 INFO L280 TraceCheckUtils]: 81: Hoare triple {8402#(<= |fibo2_#in~n| 2)} assume true; {8402#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:13,815 INFO L275 TraceCheckUtils]: 82: Hoare quadruple {8402#(<= |fibo2_#in~n| 2)} {8281#(<= 5 fibo1_~n)} #59#return; {8132#false} is VALID [2020-07-10 14:57:13,815 INFO L280 TraceCheckUtils]: 83: Hoare triple {8132#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {8132#false} is VALID [2020-07-10 14:57:13,815 INFO L280 TraceCheckUtils]: 84: Hoare triple {8132#false} assume true; {8132#false} is VALID [2020-07-10 14:57:13,816 INFO L275 TraceCheckUtils]: 85: Hoare quadruple {8132#false} {8135#(<= 5 main_~x~0)} #51#return; {8132#false} is VALID [2020-07-10 14:57:13,821 INFO L263 TraceCheckUtils]: 0: Hoare triple {8131#true} call ULTIMATE.init(); {8131#true} is VALID [2020-07-10 14:57:13,821 INFO L280 TraceCheckUtils]: 1: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,821 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {8131#true} {8131#true} #47#return; {8131#true} is VALID [2020-07-10 14:57:13,822 INFO L263 TraceCheckUtils]: 3: Hoare triple {8131#true} call #t~ret5 := main(); {8131#true} is VALID [2020-07-10 14:57:13,823 INFO L280 TraceCheckUtils]: 4: Hoare triple {8131#true} ~x~0 := 5; {8135#(<= 5 main_~x~0)} is VALID [2020-07-10 14:57:13,823 INFO L263 TraceCheckUtils]: 5: Hoare triple {8135#(<= 5 main_~x~0)} call #t~ret4 := fibo1(~x~0); {8131#true} is VALID [2020-07-10 14:57:13,823 INFO L280 TraceCheckUtils]: 6: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,823 INFO L280 TraceCheckUtils]: 7: Hoare triple {8131#true} assume !(~n < 1); {8131#true} is VALID [2020-07-10 14:57:13,824 INFO L280 TraceCheckUtils]: 8: Hoare triple {8131#true} assume !(1 == ~n); {8131#true} is VALID [2020-07-10 14:57:13,824 INFO L263 TraceCheckUtils]: 9: Hoare triple {8131#true} call #t~ret0 := fibo2(~n - 1); {8131#true} is VALID [2020-07-10 14:57:13,826 INFO L280 TraceCheckUtils]: 10: Hoare triple {8131#true} ~n := #in~n; {8300#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,826 INFO L280 TraceCheckUtils]: 11: Hoare triple {8300#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {8300#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,827 INFO L280 TraceCheckUtils]: 12: Hoare triple {8300#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {8300#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,827 INFO L263 TraceCheckUtils]: 13: Hoare triple {8300#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {8131#true} is VALID [2020-07-10 14:57:13,827 INFO L280 TraceCheckUtils]: 14: Hoare triple {8131#true} ~n := #in~n; {8352#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,828 INFO L280 TraceCheckUtils]: 15: Hoare triple {8352#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {8352#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,828 INFO L280 TraceCheckUtils]: 16: Hoare triple {8352#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {8352#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,829 INFO L263 TraceCheckUtils]: 17: Hoare triple {8352#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {8131#true} is VALID [2020-07-10 14:57:13,829 INFO L280 TraceCheckUtils]: 18: Hoare triple {8131#true} ~n := #in~n; {8300#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,830 INFO L280 TraceCheckUtils]: 19: Hoare triple {8300#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {8377#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} is VALID [2020-07-10 14:57:13,831 INFO L280 TraceCheckUtils]: 20: Hoare triple {8377#(and (< 0 fibo2_~n) (= fibo2_~n |fibo2_#in~n|))} assume !(1 == ~n); {8378#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,831 INFO L263 TraceCheckUtils]: 21: Hoare triple {8378#(<= 2 |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {8131#true} is VALID [2020-07-10 14:57:13,831 INFO L280 TraceCheckUtils]: 22: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,831 INFO L280 TraceCheckUtils]: 23: Hoare triple {8131#true} assume !(~n < 1); {8131#true} is VALID [2020-07-10 14:57:13,831 INFO L280 TraceCheckUtils]: 24: Hoare triple {8131#true} assume 1 == ~n;#res := 1; {8131#true} is VALID [2020-07-10 14:57:13,832 INFO L280 TraceCheckUtils]: 25: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,832 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {8131#true} {8378#(<= 2 |fibo2_#in~n|)} #53#return; {8378#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,833 INFO L280 TraceCheckUtils]: 27: Hoare triple {8378#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {8378#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,833 INFO L263 TraceCheckUtils]: 28: Hoare triple {8378#(<= 2 |fibo2_#in~n|)} call #t~ret3 := fibo1(~n - 2); {8131#true} is VALID [2020-07-10 14:57:13,833 INFO L280 TraceCheckUtils]: 29: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,834 INFO L280 TraceCheckUtils]: 30: Hoare triple {8131#true} assume ~n < 1;#res := 0; {8131#true} is VALID [2020-07-10 14:57:13,834 INFO L280 TraceCheckUtils]: 31: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,835 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {8131#true} {8378#(<= 2 |fibo2_#in~n|)} #55#return; {8378#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,835 INFO L280 TraceCheckUtils]: 33: Hoare triple {8378#(<= 2 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {8378#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,835 INFO L280 TraceCheckUtils]: 34: Hoare triple {8378#(<= 2 |fibo2_#in~n|)} assume true; {8378#(<= 2 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,837 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {8378#(<= 2 |fibo2_#in~n|)} {8352#(= fibo1_~n |fibo1_#in~n|)} #57#return; {8371#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,837 INFO L280 TraceCheckUtils]: 36: Hoare triple {8371#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {8371#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,838 INFO L263 TraceCheckUtils]: 37: Hoare triple {8371#(<= 3 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {8131#true} is VALID [2020-07-10 14:57:13,838 INFO L280 TraceCheckUtils]: 38: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,838 INFO L280 TraceCheckUtils]: 39: Hoare triple {8131#true} assume !(~n < 1); {8131#true} is VALID [2020-07-10 14:57:13,838 INFO L280 TraceCheckUtils]: 40: Hoare triple {8131#true} assume 1 == ~n;#res := 1; {8131#true} is VALID [2020-07-10 14:57:13,838 INFO L280 TraceCheckUtils]: 41: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,839 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {8131#true} {8371#(<= 3 |fibo1_#in~n|)} #59#return; {8371#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,840 INFO L280 TraceCheckUtils]: 43: Hoare triple {8371#(<= 3 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {8371#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,840 INFO L280 TraceCheckUtils]: 44: Hoare triple {8371#(<= 3 |fibo1_#in~n|)} assume true; {8371#(<= 3 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,841 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {8371#(<= 3 |fibo1_#in~n|)} {8300#(= fibo2_~n |fibo2_#in~n|)} #53#return; {8333#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,842 INFO L280 TraceCheckUtils]: 46: Hoare triple {8333#(<= 4 |fibo2_#in~n|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {8333#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,842 INFO L263 TraceCheckUtils]: 47: Hoare triple {8333#(<= 4 |fibo2_#in~n|)} call #t~ret3 := fibo1(~n - 2); {8131#true} is VALID [2020-07-10 14:57:13,842 INFO L280 TraceCheckUtils]: 48: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,842 INFO L280 TraceCheckUtils]: 49: Hoare triple {8131#true} assume !(~n < 1); {8131#true} is VALID [2020-07-10 14:57:13,843 INFO L280 TraceCheckUtils]: 50: Hoare triple {8131#true} assume !(1 == ~n); {8131#true} is VALID [2020-07-10 14:57:13,843 INFO L263 TraceCheckUtils]: 51: Hoare triple {8131#true} call #t~ret0 := fibo2(~n - 1); {8131#true} is VALID [2020-07-10 14:57:13,843 INFO L280 TraceCheckUtils]: 52: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,843 INFO L280 TraceCheckUtils]: 53: Hoare triple {8131#true} assume !(~n < 1); {8131#true} is VALID [2020-07-10 14:57:13,844 INFO L280 TraceCheckUtils]: 54: Hoare triple {8131#true} assume 1 == ~n;#res := 1; {8131#true} is VALID [2020-07-10 14:57:13,844 INFO L280 TraceCheckUtils]: 55: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,844 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {8131#true} {8131#true} #57#return; {8131#true} is VALID [2020-07-10 14:57:13,844 INFO L280 TraceCheckUtils]: 57: Hoare triple {8131#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {8131#true} is VALID [2020-07-10 14:57:13,844 INFO L263 TraceCheckUtils]: 58: Hoare triple {8131#true} call #t~ret1 := fibo2(~n - 2); {8131#true} is VALID [2020-07-10 14:57:13,844 INFO L280 TraceCheckUtils]: 59: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,845 INFO L280 TraceCheckUtils]: 60: Hoare triple {8131#true} assume ~n < 1;#res := 0; {8131#true} is VALID [2020-07-10 14:57:13,845 INFO L280 TraceCheckUtils]: 61: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,845 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {8131#true} {8131#true} #59#return; {8131#true} is VALID [2020-07-10 14:57:13,845 INFO L280 TraceCheckUtils]: 63: Hoare triple {8131#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {8131#true} is VALID [2020-07-10 14:57:13,845 INFO L280 TraceCheckUtils]: 64: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,846 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {8131#true} {8333#(<= 4 |fibo2_#in~n|)} #55#return; {8333#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,847 INFO L280 TraceCheckUtils]: 66: Hoare triple {8333#(<= 4 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {8333#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,847 INFO L280 TraceCheckUtils]: 67: Hoare triple {8333#(<= 4 |fibo2_#in~n|)} assume true; {8333#(<= 4 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,849 INFO L275 TraceCheckUtils]: 68: Hoare quadruple {8333#(<= 4 |fibo2_#in~n|)} {8131#true} #57#return; {8281#(<= 5 fibo1_~n)} is VALID [2020-07-10 14:57:13,849 INFO L280 TraceCheckUtils]: 69: Hoare triple {8281#(<= 5 fibo1_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {8281#(<= 5 fibo1_~n)} is VALID [2020-07-10 14:57:13,850 INFO L263 TraceCheckUtils]: 70: Hoare triple {8281#(<= 5 fibo1_~n)} call #t~ret1 := fibo2(~n - 2); {8131#true} is VALID [2020-07-10 14:57:13,850 INFO L280 TraceCheckUtils]: 71: Hoare triple {8131#true} ~n := #in~n; {8300#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,851 INFO L280 TraceCheckUtils]: 72: Hoare triple {8300#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {8300#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,851 INFO L280 TraceCheckUtils]: 73: Hoare triple {8300#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {8300#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:13,851 INFO L263 TraceCheckUtils]: 74: Hoare triple {8300#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {8131#true} is VALID [2020-07-10 14:57:13,852 INFO L280 TraceCheckUtils]: 75: Hoare triple {8131#true} ~n := #in~n; {8352#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,852 INFO L280 TraceCheckUtils]: 76: Hoare triple {8352#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {8352#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:13,853 INFO L280 TraceCheckUtils]: 77: Hoare triple {8352#(= fibo1_~n |fibo1_#in~n|)} assume 1 == ~n;#res := 1; {8407#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:13,853 INFO L280 TraceCheckUtils]: 78: Hoare triple {8407#(<= |fibo1_#in~n| 1)} assume true; {8407#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:13,855 INFO L275 TraceCheckUtils]: 79: Hoare quadruple {8407#(<= |fibo1_#in~n| 1)} {8300#(= fibo2_~n |fibo2_#in~n|)} #53#return; {8402#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:13,855 INFO L280 TraceCheckUtils]: 80: Hoare triple {8402#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {8402#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:13,855 INFO L263 TraceCheckUtils]: 81: Hoare triple {8402#(<= |fibo2_#in~n| 2)} call #t~ret3 := fibo1(~n - 2); {8131#true} is VALID [2020-07-10 14:57:13,856 INFO L280 TraceCheckUtils]: 82: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:13,856 INFO L280 TraceCheckUtils]: 83: Hoare triple {8131#true} assume ~n < 1;#res := 0; {8131#true} is VALID [2020-07-10 14:57:13,856 INFO L280 TraceCheckUtils]: 84: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:13,858 INFO L275 TraceCheckUtils]: 85: Hoare quadruple {8131#true} {8402#(<= |fibo2_#in~n| 2)} #55#return; {8402#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:13,858 INFO L280 TraceCheckUtils]: 86: Hoare triple {8402#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {8402#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:13,859 INFO L280 TraceCheckUtils]: 87: Hoare triple {8402#(<= |fibo2_#in~n| 2)} assume true; {8402#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:13,860 INFO L275 TraceCheckUtils]: 88: Hoare quadruple {8402#(<= |fibo2_#in~n| 2)} {8281#(<= 5 fibo1_~n)} #59#return; {8132#false} is VALID [2020-07-10 14:57:13,860 INFO L280 TraceCheckUtils]: 89: Hoare triple {8132#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {8132#false} is VALID [2020-07-10 14:57:13,860 INFO L280 TraceCheckUtils]: 90: Hoare triple {8132#false} assume true; {8132#false} is VALID [2020-07-10 14:57:13,861 INFO L275 TraceCheckUtils]: 91: Hoare quadruple {8132#false} {8135#(<= 5 main_~x~0)} #51#return; {8132#false} is VALID [2020-07-10 14:57:13,861 INFO L280 TraceCheckUtils]: 92: Hoare triple {8132#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {8132#false} is VALID [2020-07-10 14:57:13,861 INFO L280 TraceCheckUtils]: 93: Hoare triple {8132#false} assume 5 != ~result~0; {8132#false} is VALID [2020-07-10 14:57:13,861 INFO L280 TraceCheckUtils]: 94: Hoare triple {8132#false} assume !false; {8132#false} is VALID [2020-07-10 14:57:13,867 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 59 proven. 50 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2020-07-10 14:57:13,870 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540375858] [2020-07-10 14:57:13,871 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [376997880] [2020-07-10 14:57:13,871 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 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 [2020-07-10 14:57:13,915 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-07-10 14:57:13,915 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-10 14:57:13,916 INFO L264 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-10 14:57:13,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:13,931 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:57:14,114 INFO L263 TraceCheckUtils]: 0: Hoare triple {8131#true} call ULTIMATE.init(); {8131#true} is VALID [2020-07-10 14:57:14,115 INFO L280 TraceCheckUtils]: 1: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:14,115 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {8131#true} {8131#true} #47#return; {8131#true} is VALID [2020-07-10 14:57:14,115 INFO L263 TraceCheckUtils]: 3: Hoare triple {8131#true} call #t~ret5 := main(); {8131#true} is VALID [2020-07-10 14:57:14,116 INFO L280 TraceCheckUtils]: 4: Hoare triple {8131#true} ~x~0 := 5; {8135#(<= 5 main_~x~0)} is VALID [2020-07-10 14:57:14,116 INFO L263 TraceCheckUtils]: 5: Hoare triple {8135#(<= 5 main_~x~0)} call #t~ret4 := fibo1(~x~0); {8131#true} is VALID [2020-07-10 14:57:14,117 INFO L280 TraceCheckUtils]: 6: Hoare triple {8131#true} ~n := #in~n; {8429#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-10 14:57:14,117 INFO L280 TraceCheckUtils]: 7: Hoare triple {8429#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {8429#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-10 14:57:14,118 INFO L280 TraceCheckUtils]: 8: Hoare triple {8429#(<= |fibo1_#in~n| fibo1_~n)} assume !(1 == ~n); {8429#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-10 14:57:14,118 INFO L263 TraceCheckUtils]: 9: Hoare triple {8429#(<= |fibo1_#in~n| fibo1_~n)} call #t~ret0 := fibo2(~n - 1); {8131#true} is VALID [2020-07-10 14:57:14,118 INFO L280 TraceCheckUtils]: 10: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:14,118 INFO L280 TraceCheckUtils]: 11: Hoare triple {8131#true} assume !(~n < 1); {8131#true} is VALID [2020-07-10 14:57:14,118 INFO L280 TraceCheckUtils]: 12: Hoare triple {8131#true} assume !(1 == ~n); {8131#true} is VALID [2020-07-10 14:57:14,118 INFO L263 TraceCheckUtils]: 13: Hoare triple {8131#true} call #t~ret2 := fibo1(~n - 1); {8131#true} is VALID [2020-07-10 14:57:14,119 INFO L280 TraceCheckUtils]: 14: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:14,119 INFO L280 TraceCheckUtils]: 15: Hoare triple {8131#true} assume !(~n < 1); {8131#true} is VALID [2020-07-10 14:57:14,119 INFO L280 TraceCheckUtils]: 16: Hoare triple {8131#true} assume !(1 == ~n); {8131#true} is VALID [2020-07-10 14:57:14,119 INFO L263 TraceCheckUtils]: 17: Hoare triple {8131#true} call #t~ret0 := fibo2(~n - 1); {8131#true} is VALID [2020-07-10 14:57:14,119 INFO L280 TraceCheckUtils]: 18: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:14,119 INFO L280 TraceCheckUtils]: 19: Hoare triple {8131#true} assume !(~n < 1); {8131#true} is VALID [2020-07-10 14:57:14,119 INFO L280 TraceCheckUtils]: 20: Hoare triple {8131#true} assume !(1 == ~n); {8131#true} is VALID [2020-07-10 14:57:14,119 INFO L263 TraceCheckUtils]: 21: Hoare triple {8131#true} call #t~ret2 := fibo1(~n - 1); {8131#true} is VALID [2020-07-10 14:57:14,120 INFO L280 TraceCheckUtils]: 22: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:14,120 INFO L280 TraceCheckUtils]: 23: Hoare triple {8131#true} assume !(~n < 1); {8131#true} is VALID [2020-07-10 14:57:14,120 INFO L280 TraceCheckUtils]: 24: Hoare triple {8131#true} assume 1 == ~n;#res := 1; {8131#true} is VALID [2020-07-10 14:57:14,120 INFO L280 TraceCheckUtils]: 25: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:14,120 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {8131#true} {8131#true} #53#return; {8131#true} is VALID [2020-07-10 14:57:14,120 INFO L280 TraceCheckUtils]: 27: Hoare triple {8131#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {8131#true} is VALID [2020-07-10 14:57:14,120 INFO L263 TraceCheckUtils]: 28: Hoare triple {8131#true} call #t~ret3 := fibo1(~n - 2); {8131#true} is VALID [2020-07-10 14:57:14,120 INFO L280 TraceCheckUtils]: 29: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:14,121 INFO L280 TraceCheckUtils]: 30: Hoare triple {8131#true} assume ~n < 1;#res := 0; {8131#true} is VALID [2020-07-10 14:57:14,121 INFO L280 TraceCheckUtils]: 31: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:14,121 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {8131#true} {8131#true} #55#return; {8131#true} is VALID [2020-07-10 14:57:14,121 INFO L280 TraceCheckUtils]: 33: Hoare triple {8131#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {8131#true} is VALID [2020-07-10 14:57:14,121 INFO L280 TraceCheckUtils]: 34: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:14,121 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {8131#true} {8131#true} #57#return; {8131#true} is VALID [2020-07-10 14:57:14,121 INFO L280 TraceCheckUtils]: 36: Hoare triple {8131#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {8131#true} is VALID [2020-07-10 14:57:14,122 INFO L263 TraceCheckUtils]: 37: Hoare triple {8131#true} call #t~ret1 := fibo2(~n - 2); {8131#true} is VALID [2020-07-10 14:57:14,122 INFO L280 TraceCheckUtils]: 38: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:14,122 INFO L280 TraceCheckUtils]: 39: Hoare triple {8131#true} assume !(~n < 1); {8131#true} is VALID [2020-07-10 14:57:14,122 INFO L280 TraceCheckUtils]: 40: Hoare triple {8131#true} assume 1 == ~n;#res := 1; {8131#true} is VALID [2020-07-10 14:57:14,122 INFO L280 TraceCheckUtils]: 41: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:14,122 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {8131#true} {8131#true} #59#return; {8131#true} is VALID [2020-07-10 14:57:14,122 INFO L280 TraceCheckUtils]: 43: Hoare triple {8131#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {8131#true} is VALID [2020-07-10 14:57:14,122 INFO L280 TraceCheckUtils]: 44: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:14,123 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {8131#true} {8131#true} #53#return; {8131#true} is VALID [2020-07-10 14:57:14,123 INFO L280 TraceCheckUtils]: 46: Hoare triple {8131#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {8131#true} is VALID [2020-07-10 14:57:14,123 INFO L263 TraceCheckUtils]: 47: Hoare triple {8131#true} call #t~ret3 := fibo1(~n - 2); {8131#true} is VALID [2020-07-10 14:57:14,123 INFO L280 TraceCheckUtils]: 48: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:14,124 INFO L280 TraceCheckUtils]: 49: Hoare triple {8131#true} assume !(~n < 1); {8131#true} is VALID [2020-07-10 14:57:14,124 INFO L280 TraceCheckUtils]: 50: Hoare triple {8131#true} assume !(1 == ~n); {8131#true} is VALID [2020-07-10 14:57:14,124 INFO L263 TraceCheckUtils]: 51: Hoare triple {8131#true} call #t~ret0 := fibo2(~n - 1); {8131#true} is VALID [2020-07-10 14:57:14,124 INFO L280 TraceCheckUtils]: 52: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:14,124 INFO L280 TraceCheckUtils]: 53: Hoare triple {8131#true} assume !(~n < 1); {8131#true} is VALID [2020-07-10 14:57:14,124 INFO L280 TraceCheckUtils]: 54: Hoare triple {8131#true} assume 1 == ~n;#res := 1; {8131#true} is VALID [2020-07-10 14:57:14,125 INFO L280 TraceCheckUtils]: 55: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:14,125 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {8131#true} {8131#true} #57#return; {8131#true} is VALID [2020-07-10 14:57:14,125 INFO L280 TraceCheckUtils]: 57: Hoare triple {8131#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {8131#true} is VALID [2020-07-10 14:57:14,125 INFO L263 TraceCheckUtils]: 58: Hoare triple {8131#true} call #t~ret1 := fibo2(~n - 2); {8131#true} is VALID [2020-07-10 14:57:14,125 INFO L280 TraceCheckUtils]: 59: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:14,126 INFO L280 TraceCheckUtils]: 60: Hoare triple {8131#true} assume ~n < 1;#res := 0; {8131#true} is VALID [2020-07-10 14:57:14,126 INFO L280 TraceCheckUtils]: 61: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:14,126 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {8131#true} {8131#true} #59#return; {8131#true} is VALID [2020-07-10 14:57:14,126 INFO L280 TraceCheckUtils]: 63: Hoare triple {8131#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {8131#true} is VALID [2020-07-10 14:57:14,126 INFO L280 TraceCheckUtils]: 64: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:14,126 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {8131#true} {8131#true} #55#return; {8131#true} is VALID [2020-07-10 14:57:14,126 INFO L280 TraceCheckUtils]: 66: Hoare triple {8131#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {8131#true} is VALID [2020-07-10 14:57:14,127 INFO L280 TraceCheckUtils]: 67: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:14,127 INFO L275 TraceCheckUtils]: 68: Hoare quadruple {8131#true} {8429#(<= |fibo1_#in~n| fibo1_~n)} #57#return; {8429#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-10 14:57:14,128 INFO L280 TraceCheckUtils]: 69: Hoare triple {8429#(<= |fibo1_#in~n| fibo1_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {8429#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-10 14:57:14,128 INFO L263 TraceCheckUtils]: 70: Hoare triple {8429#(<= |fibo1_#in~n| fibo1_~n)} call #t~ret1 := fibo2(~n - 2); {8131#true} is VALID [2020-07-10 14:57:14,128 INFO L280 TraceCheckUtils]: 71: Hoare triple {8131#true} ~n := #in~n; {8625#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-10 14:57:14,129 INFO L280 TraceCheckUtils]: 72: Hoare triple {8625#(<= |fibo2_#in~n| fibo2_~n)} assume !(~n < 1); {8625#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-10 14:57:14,129 INFO L280 TraceCheckUtils]: 73: Hoare triple {8625#(<= |fibo2_#in~n| fibo2_~n)} assume !(1 == ~n); {8625#(<= |fibo2_#in~n| fibo2_~n)} is VALID [2020-07-10 14:57:14,129 INFO L263 TraceCheckUtils]: 74: Hoare triple {8625#(<= |fibo2_#in~n| fibo2_~n)} call #t~ret2 := fibo1(~n - 1); {8131#true} is VALID [2020-07-10 14:57:14,130 INFO L280 TraceCheckUtils]: 75: Hoare triple {8131#true} ~n := #in~n; {8429#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-10 14:57:14,130 INFO L280 TraceCheckUtils]: 76: Hoare triple {8429#(<= |fibo1_#in~n| fibo1_~n)} assume !(~n < 1); {8429#(<= |fibo1_#in~n| fibo1_~n)} is VALID [2020-07-10 14:57:14,131 INFO L280 TraceCheckUtils]: 77: Hoare triple {8429#(<= |fibo1_#in~n| fibo1_~n)} assume 1 == ~n;#res := 1; {8407#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:14,131 INFO L280 TraceCheckUtils]: 78: Hoare triple {8407#(<= |fibo1_#in~n| 1)} assume true; {8407#(<= |fibo1_#in~n| 1)} is VALID [2020-07-10 14:57:14,132 INFO L275 TraceCheckUtils]: 79: Hoare quadruple {8407#(<= |fibo1_#in~n| 1)} {8625#(<= |fibo2_#in~n| fibo2_~n)} #53#return; {8402#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:14,132 INFO L280 TraceCheckUtils]: 80: Hoare triple {8402#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {8402#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:14,133 INFO L263 TraceCheckUtils]: 81: Hoare triple {8402#(<= |fibo2_#in~n| 2)} call #t~ret3 := fibo1(~n - 2); {8131#true} is VALID [2020-07-10 14:57:14,133 INFO L280 TraceCheckUtils]: 82: Hoare triple {8131#true} ~n := #in~n; {8131#true} is VALID [2020-07-10 14:57:14,133 INFO L280 TraceCheckUtils]: 83: Hoare triple {8131#true} assume ~n < 1;#res := 0; {8131#true} is VALID [2020-07-10 14:57:14,133 INFO L280 TraceCheckUtils]: 84: Hoare triple {8131#true} assume true; {8131#true} is VALID [2020-07-10 14:57:14,133 INFO L275 TraceCheckUtils]: 85: Hoare quadruple {8131#true} {8402#(<= |fibo2_#in~n| 2)} #55#return; {8402#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:14,134 INFO L280 TraceCheckUtils]: 86: Hoare triple {8402#(<= |fibo2_#in~n| 2)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {8402#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:14,135 INFO L280 TraceCheckUtils]: 87: Hoare triple {8402#(<= |fibo2_#in~n| 2)} assume true; {8402#(<= |fibo2_#in~n| 2)} is VALID [2020-07-10 14:57:14,136 INFO L275 TraceCheckUtils]: 88: Hoare quadruple {8402#(<= |fibo2_#in~n| 2)} {8429#(<= |fibo1_#in~n| fibo1_~n)} #59#return; {8677#(<= |fibo1_#in~n| 4)} is VALID [2020-07-10 14:57:14,137 INFO L280 TraceCheckUtils]: 89: Hoare triple {8677#(<= |fibo1_#in~n| 4)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {8677#(<= |fibo1_#in~n| 4)} is VALID [2020-07-10 14:57:14,137 INFO L280 TraceCheckUtils]: 90: Hoare triple {8677#(<= |fibo1_#in~n| 4)} assume true; {8677#(<= |fibo1_#in~n| 4)} is VALID [2020-07-10 14:57:14,138 INFO L275 TraceCheckUtils]: 91: Hoare quadruple {8677#(<= |fibo1_#in~n| 4)} {8135#(<= 5 main_~x~0)} #51#return; {8132#false} is VALID [2020-07-10 14:57:14,138 INFO L280 TraceCheckUtils]: 92: Hoare triple {8132#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {8132#false} is VALID [2020-07-10 14:57:14,139 INFO L280 TraceCheckUtils]: 93: Hoare triple {8132#false} assume 5 != ~result~0; {8132#false} is VALID [2020-07-10 14:57:14,139 INFO L280 TraceCheckUtils]: 94: Hoare triple {8132#false} assume !false; {8132#false} is VALID [2020-07-10 14:57:14,143 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 58 proven. 15 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2020-07-10 14:57:14,143 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:57:14,143 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8] total 15 [2020-07-10 14:57:14,144 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652725417] [2020-07-10 14:57:14,144 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 95 [2020-07-10 14:57:14,147 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:57:14,147 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states. [2020-07-10 14:57:14,261 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 94 edges. 94 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:57:14,261 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-07-10 14:57:14,262 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:57:14,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-07-10 14:57:14,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2020-07-10 14:57:14,263 INFO L87 Difference]: Start difference. First operand 92 states and 115 transitions. Second operand 15 states. [2020-07-10 14:57:15,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:15,763 INFO L93 Difference]: Finished difference Result 178 states and 229 transitions. [2020-07-10 14:57:15,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-07-10 14:57:15,764 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 95 [2020-07-10 14:57:15,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:57:15,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2020-07-10 14:57:15,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 120 transitions. [2020-07-10 14:57:15,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2020-07-10 14:57:15,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 120 transitions. [2020-07-10 14:57:15,772 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 20 states and 120 transitions. [2020-07-10 14:57:15,926 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 120 edges. 120 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:57:15,930 INFO L225 Difference]: With dead ends: 178 [2020-07-10 14:57:15,930 INFO L226 Difference]: Without dead ends: 99 [2020-07-10 14:57:15,932 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=101, Invalid=499, Unknown=0, NotChecked=0, Total=600 [2020-07-10 14:57:15,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2020-07-10 14:57:16,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 95. [2020-07-10 14:57:16,009 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:57:16,009 INFO L82 GeneralOperation]: Start isEquivalent. First operand 99 states. Second operand 95 states. [2020-07-10 14:57:16,009 INFO L74 IsIncluded]: Start isIncluded. First operand 99 states. Second operand 95 states. [2020-07-10 14:57:16,010 INFO L87 Difference]: Start difference. First operand 99 states. Second operand 95 states. [2020-07-10 14:57:16,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:16,013 INFO L93 Difference]: Finished difference Result 99 states and 120 transitions. [2020-07-10 14:57:16,014 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 120 transitions. [2020-07-10 14:57:16,014 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:16,014 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:16,015 INFO L74 IsIncluded]: Start isIncluded. First operand 95 states. Second operand 99 states. [2020-07-10 14:57:16,015 INFO L87 Difference]: Start difference. First operand 95 states. Second operand 99 states. [2020-07-10 14:57:16,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:16,019 INFO L93 Difference]: Finished difference Result 99 states and 120 transitions. [2020-07-10 14:57:16,019 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 120 transitions. [2020-07-10 14:57:16,020 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:16,020 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:16,020 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:57:16,020 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:57:16,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-07-10 14:57:16,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 116 transitions. [2020-07-10 14:57:16,026 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 116 transitions. Word has length 95 [2020-07-10 14:57:16,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:57:16,027 INFO L479 AbstractCegarLoop]: Abstraction has 95 states and 116 transitions. [2020-07-10 14:57:16,027 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-07-10 14:57:16,027 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 116 transitions. [2020-07-10 14:57:16,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-07-10 14:57:16,029 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:57:16,029 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] [2020-07-10 14:57:16,242 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:57:16,243 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:57:16,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:57:16,244 INFO L82 PathProgramCache]: Analyzing trace with hash -1540036056, now seen corresponding path program 3 times [2020-07-10 14:57:16,244 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:57:16,245 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193162889] [2020-07-10 14:57:16,245 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:57:16,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:16,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:16,333 INFO L280 TraceCheckUtils]: 0: Hoare triple {9270#true} assume true; {9270#true} is VALID [2020-07-10 14:57:16,333 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {9270#true} {9270#true} #47#return; {9270#true} is VALID [2020-07-10 14:57:16,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:16,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:16,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:16,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:16,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:16,705 INFO L280 TraceCheckUtils]: 0: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:16,706 INFO L280 TraceCheckUtils]: 1: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:16,706 INFO L280 TraceCheckUtils]: 2: Hoare triple {9270#true} assume 1 == ~n;#res := 1; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:16,707 INFO L280 TraceCheckUtils]: 3: Hoare triple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:16,708 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {9270#true} #53#return; {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-10 14:57:16,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:16,745 INFO L280 TraceCheckUtils]: 0: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:16,746 INFO L280 TraceCheckUtils]: 1: Hoare triple {9270#true} assume ~n < 1;#res := 0; {9562#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} is VALID [2020-07-10 14:57:16,747 INFO L280 TraceCheckUtils]: 2: Hoare triple {9562#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} assume true; {9562#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} is VALID [2020-07-10 14:57:16,748 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {9562#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} #55#return; {9559#(and (<= 1 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 1))} is VALID [2020-07-10 14:57:16,748 INFO L280 TraceCheckUtils]: 0: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:16,749 INFO L280 TraceCheckUtils]: 1: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:16,749 INFO L280 TraceCheckUtils]: 2: Hoare triple {9270#true} assume !(1 == ~n); {9270#true} is VALID [2020-07-10 14:57:16,749 INFO L263 TraceCheckUtils]: 3: Hoare triple {9270#true} call #t~ret2 := fibo1(~n - 1); {9270#true} is VALID [2020-07-10 14:57:16,750 INFO L280 TraceCheckUtils]: 4: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:16,750 INFO L280 TraceCheckUtils]: 5: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:16,751 INFO L280 TraceCheckUtils]: 6: Hoare triple {9270#true} assume 1 == ~n;#res := 1; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:16,751 INFO L280 TraceCheckUtils]: 7: Hoare triple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:16,752 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {9270#true} #53#return; {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-10 14:57:16,752 INFO L280 TraceCheckUtils]: 9: Hoare triple {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-10 14:57:16,753 INFO L263 TraceCheckUtils]: 10: Hoare triple {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} call #t~ret3 := fibo1(~n - 2); {9270#true} is VALID [2020-07-10 14:57:16,753 INFO L280 TraceCheckUtils]: 11: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:16,753 INFO L280 TraceCheckUtils]: 12: Hoare triple {9270#true} assume ~n < 1;#res := 0; {9562#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} is VALID [2020-07-10 14:57:16,754 INFO L280 TraceCheckUtils]: 13: Hoare triple {9562#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} assume true; {9562#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} is VALID [2020-07-10 14:57:16,756 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {9562#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} #55#return; {9559#(and (<= 1 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 1))} is VALID [2020-07-10 14:57:16,757 INFO L280 TraceCheckUtils]: 15: Hoare triple {9559#(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; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:16,758 INFO L280 TraceCheckUtils]: 16: Hoare triple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:16,759 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {9270#true} #57#return; {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:16,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:16,778 INFO L280 TraceCheckUtils]: 0: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:16,779 INFO L280 TraceCheckUtils]: 1: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:16,779 INFO L280 TraceCheckUtils]: 2: Hoare triple {9270#true} assume 1 == ~n;#res := 1; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:16,780 INFO L280 TraceCheckUtils]: 3: Hoare triple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:16,781 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {9547#(and (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 2) (<= 2 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)))} is VALID [2020-07-10 14:57:16,782 INFO L280 TraceCheckUtils]: 0: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:16,782 INFO L280 TraceCheckUtils]: 1: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:16,782 INFO L280 TraceCheckUtils]: 2: Hoare triple {9270#true} assume !(1 == ~n); {9270#true} is VALID [2020-07-10 14:57:16,782 INFO L263 TraceCheckUtils]: 3: Hoare triple {9270#true} call #t~ret0 := fibo2(~n - 1); {9270#true} is VALID [2020-07-10 14:57:16,783 INFO L280 TraceCheckUtils]: 4: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:16,783 INFO L280 TraceCheckUtils]: 5: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:16,783 INFO L280 TraceCheckUtils]: 6: Hoare triple {9270#true} assume !(1 == ~n); {9270#true} is VALID [2020-07-10 14:57:16,783 INFO L263 TraceCheckUtils]: 7: Hoare triple {9270#true} call #t~ret2 := fibo1(~n - 1); {9270#true} is VALID [2020-07-10 14:57:16,783 INFO L280 TraceCheckUtils]: 8: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:16,784 INFO L280 TraceCheckUtils]: 9: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:16,784 INFO L280 TraceCheckUtils]: 10: Hoare triple {9270#true} assume 1 == ~n;#res := 1; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:16,785 INFO L280 TraceCheckUtils]: 11: Hoare triple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:16,794 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {9270#true} #53#return; {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-10 14:57:16,795 INFO L280 TraceCheckUtils]: 13: Hoare triple {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-10 14:57:16,795 INFO L263 TraceCheckUtils]: 14: Hoare triple {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} call #t~ret3 := fibo1(~n - 2); {9270#true} is VALID [2020-07-10 14:57:16,796 INFO L280 TraceCheckUtils]: 15: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:16,797 INFO L280 TraceCheckUtils]: 16: Hoare triple {9270#true} assume ~n < 1;#res := 0; {9562#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} is VALID [2020-07-10 14:57:16,797 INFO L280 TraceCheckUtils]: 17: Hoare triple {9562#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} assume true; {9562#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} is VALID [2020-07-10 14:57:16,799 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {9562#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} #55#return; {9559#(and (<= 1 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 1))} is VALID [2020-07-10 14:57:16,800 INFO L280 TraceCheckUtils]: 19: Hoare triple {9559#(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; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:16,801 INFO L280 TraceCheckUtils]: 20: Hoare triple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:16,802 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {9270#true} #57#return; {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:16,803 INFO L280 TraceCheckUtils]: 22: Hoare triple {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:16,803 INFO L263 TraceCheckUtils]: 23: Hoare triple {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} call #t~ret1 := fibo2(~n - 2); {9270#true} is VALID [2020-07-10 14:57:16,804 INFO L280 TraceCheckUtils]: 24: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:16,804 INFO L280 TraceCheckUtils]: 25: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:16,805 INFO L280 TraceCheckUtils]: 26: Hoare triple {9270#true} assume 1 == ~n;#res := 1; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:16,805 INFO L280 TraceCheckUtils]: 27: Hoare triple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:16,807 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {9547#(and (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 2) (<= 2 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)))} is VALID [2020-07-10 14:57:16,808 INFO L280 TraceCheckUtils]: 29: Hoare triple {9547#(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~ret0;havoc #t~ret1; {9548#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} is VALID [2020-07-10 14:57:16,808 INFO L280 TraceCheckUtils]: 30: Hoare triple {9548#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} assume true; {9548#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} is VALID [2020-07-10 14:57:16,809 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {9548#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} {9270#true} #53#return; {9502#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} is VALID [2020-07-10 14:57:16,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:16,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:16,874 INFO L280 TraceCheckUtils]: 0: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:16,875 INFO L280 TraceCheckUtils]: 1: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:16,876 INFO L280 TraceCheckUtils]: 2: Hoare triple {9270#true} assume 1 == ~n;#res := 1; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:16,876 INFO L280 TraceCheckUtils]: 3: Hoare triple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:16,877 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {9270#true} #57#return; {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:16,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:16,911 INFO L280 TraceCheckUtils]: 0: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:16,912 INFO L280 TraceCheckUtils]: 1: Hoare triple {9270#true} assume ~n < 1;#res := 0; {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-10 14:57:16,912 INFO L280 TraceCheckUtils]: 2: Hoare triple {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} assume true; {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-10 14:57:16,914 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {9572#(and (<= 1 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 1))} is VALID [2020-07-10 14:57:16,914 INFO L280 TraceCheckUtils]: 0: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:16,914 INFO L280 TraceCheckUtils]: 1: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:16,914 INFO L280 TraceCheckUtils]: 2: Hoare triple {9270#true} assume !(1 == ~n); {9270#true} is VALID [2020-07-10 14:57:16,915 INFO L263 TraceCheckUtils]: 3: Hoare triple {9270#true} call #t~ret0 := fibo2(~n - 1); {9270#true} is VALID [2020-07-10 14:57:16,915 INFO L280 TraceCheckUtils]: 4: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:16,915 INFO L280 TraceCheckUtils]: 5: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:16,916 INFO L280 TraceCheckUtils]: 6: Hoare triple {9270#true} assume 1 == ~n;#res := 1; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:16,916 INFO L280 TraceCheckUtils]: 7: Hoare triple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:16,917 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {9270#true} #57#return; {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:16,918 INFO L280 TraceCheckUtils]: 9: Hoare triple {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:16,918 INFO L263 TraceCheckUtils]: 10: Hoare triple {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} call #t~ret1 := fibo2(~n - 2); {9270#true} is VALID [2020-07-10 14:57:16,919 INFO L280 TraceCheckUtils]: 11: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:16,919 INFO L280 TraceCheckUtils]: 12: Hoare triple {9270#true} assume ~n < 1;#res := 0; {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-10 14:57:16,920 INFO L280 TraceCheckUtils]: 13: Hoare triple {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} assume true; {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-10 14:57:16,921 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {9572#(and (<= 1 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 1))} is VALID [2020-07-10 14:57:16,922 INFO L280 TraceCheckUtils]: 15: Hoare triple {9572#(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~ret0;havoc #t~ret1; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:16,923 INFO L280 TraceCheckUtils]: 16: Hoare triple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:16,924 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {9502#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} #55#return; {9521#(and (<= 3 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 3))} is VALID [2020-07-10 14:57:16,925 INFO L280 TraceCheckUtils]: 0: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:16,925 INFO L280 TraceCheckUtils]: 1: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:16,925 INFO L280 TraceCheckUtils]: 2: Hoare triple {9270#true} assume !(1 == ~n); {9270#true} is VALID [2020-07-10 14:57:16,926 INFO L263 TraceCheckUtils]: 3: Hoare triple {9270#true} call #t~ret2 := fibo1(~n - 1); {9270#true} is VALID [2020-07-10 14:57:16,926 INFO L280 TraceCheckUtils]: 4: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:16,926 INFO L280 TraceCheckUtils]: 5: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:16,926 INFO L280 TraceCheckUtils]: 6: Hoare triple {9270#true} assume !(1 == ~n); {9270#true} is VALID [2020-07-10 14:57:16,926 INFO L263 TraceCheckUtils]: 7: Hoare triple {9270#true} call #t~ret0 := fibo2(~n - 1); {9270#true} is VALID [2020-07-10 14:57:16,927 INFO L280 TraceCheckUtils]: 8: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:16,927 INFO L280 TraceCheckUtils]: 9: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:16,927 INFO L280 TraceCheckUtils]: 10: Hoare triple {9270#true} assume !(1 == ~n); {9270#true} is VALID [2020-07-10 14:57:16,927 INFO L263 TraceCheckUtils]: 11: Hoare triple {9270#true} call #t~ret2 := fibo1(~n - 1); {9270#true} is VALID [2020-07-10 14:57:16,927 INFO L280 TraceCheckUtils]: 12: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:16,928 INFO L280 TraceCheckUtils]: 13: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:16,929 INFO L280 TraceCheckUtils]: 14: Hoare triple {9270#true} assume 1 == ~n;#res := 1; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:16,929 INFO L280 TraceCheckUtils]: 15: Hoare triple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:16,931 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {9270#true} #53#return; {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-10 14:57:16,931 INFO L280 TraceCheckUtils]: 17: Hoare triple {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-10 14:57:16,932 INFO L263 TraceCheckUtils]: 18: Hoare triple {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} call #t~ret3 := fibo1(~n - 2); {9270#true} is VALID [2020-07-10 14:57:16,932 INFO L280 TraceCheckUtils]: 19: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:16,933 INFO L280 TraceCheckUtils]: 20: Hoare triple {9270#true} assume ~n < 1;#res := 0; {9562#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} is VALID [2020-07-10 14:57:16,933 INFO L280 TraceCheckUtils]: 21: Hoare triple {9562#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} assume true; {9562#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} is VALID [2020-07-10 14:57:16,935 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {9562#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} #55#return; {9559#(and (<= 1 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 1))} is VALID [2020-07-10 14:57:16,936 INFO L280 TraceCheckUtils]: 23: Hoare triple {9559#(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; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:16,937 INFO L280 TraceCheckUtils]: 24: Hoare triple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:16,938 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {9270#true} #57#return; {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:16,939 INFO L280 TraceCheckUtils]: 26: Hoare triple {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:16,939 INFO L263 TraceCheckUtils]: 27: Hoare triple {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} call #t~ret1 := fibo2(~n - 2); {9270#true} is VALID [2020-07-10 14:57:16,939 INFO L280 TraceCheckUtils]: 28: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:16,940 INFO L280 TraceCheckUtils]: 29: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:16,940 INFO L280 TraceCheckUtils]: 30: Hoare triple {9270#true} assume 1 == ~n;#res := 1; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:16,941 INFO L280 TraceCheckUtils]: 31: Hoare triple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:16,943 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {9547#(and (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 2) (<= 2 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)))} is VALID [2020-07-10 14:57:16,943 INFO L280 TraceCheckUtils]: 33: Hoare triple {9547#(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~ret0;havoc #t~ret1; {9548#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} is VALID [2020-07-10 14:57:16,944 INFO L280 TraceCheckUtils]: 34: Hoare triple {9548#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} assume true; {9548#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} is VALID [2020-07-10 14:57:16,945 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {9548#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} {9270#true} #53#return; {9502#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} is VALID [2020-07-10 14:57:16,946 INFO L280 TraceCheckUtils]: 36: Hoare triple {9502#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {9502#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} is VALID [2020-07-10 14:57:16,946 INFO L263 TraceCheckUtils]: 37: Hoare triple {9502#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} call #t~ret3 := fibo1(~n - 2); {9270#true} is VALID [2020-07-10 14:57:16,946 INFO L280 TraceCheckUtils]: 38: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:16,947 INFO L280 TraceCheckUtils]: 39: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:16,947 INFO L280 TraceCheckUtils]: 40: Hoare triple {9270#true} assume !(1 == ~n); {9270#true} is VALID [2020-07-10 14:57:16,947 INFO L263 TraceCheckUtils]: 41: Hoare triple {9270#true} call #t~ret0 := fibo2(~n - 1); {9270#true} is VALID [2020-07-10 14:57:16,947 INFO L280 TraceCheckUtils]: 42: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:16,947 INFO L280 TraceCheckUtils]: 43: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:16,948 INFO L280 TraceCheckUtils]: 44: Hoare triple {9270#true} assume 1 == ~n;#res := 1; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:16,948 INFO L280 TraceCheckUtils]: 45: Hoare triple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:16,949 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {9270#true} #57#return; {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:16,950 INFO L280 TraceCheckUtils]: 47: Hoare triple {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:16,950 INFO L263 TraceCheckUtils]: 48: Hoare triple {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} call #t~ret1 := fibo2(~n - 2); {9270#true} is VALID [2020-07-10 14:57:16,950 INFO L280 TraceCheckUtils]: 49: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:16,953 INFO L280 TraceCheckUtils]: 50: Hoare triple {9270#true} assume ~n < 1;#res := 0; {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-10 14:57:16,953 INFO L280 TraceCheckUtils]: 51: Hoare triple {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} assume true; {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-10 14:57:16,954 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {9572#(and (<= 1 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 1))} is VALID [2020-07-10 14:57:16,955 INFO L280 TraceCheckUtils]: 53: Hoare triple {9572#(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~ret0;havoc #t~ret1; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:16,956 INFO L280 TraceCheckUtils]: 54: Hoare triple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:16,957 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {9502#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} #55#return; {9521#(and (<= 3 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 3))} is VALID [2020-07-10 14:57:16,958 INFO L280 TraceCheckUtils]: 56: Hoare triple {9521#(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; {9522#(and (<= 3 |fibo2_#res|) (<= |fibo2_#res| 3))} is VALID [2020-07-10 14:57:16,959 INFO L280 TraceCheckUtils]: 57: Hoare triple {9522#(and (<= 3 |fibo2_#res|) (<= |fibo2_#res| 3))} assume true; {9522#(and (<= 3 |fibo2_#res|) (<= |fibo2_#res| 3))} is VALID [2020-07-10 14:57:16,960 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {9522#(and (<= 3 |fibo2_#res|) (<= |fibo2_#res| 3))} {9270#true} #57#return; {9435#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))} is VALID [2020-07-10 14:57:16,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:17,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:17,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:17,078 INFO L280 TraceCheckUtils]: 0: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,078 INFO L280 TraceCheckUtils]: 1: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:17,079 INFO L280 TraceCheckUtils]: 2: Hoare triple {9270#true} assume 1 == ~n;#res := 1; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:17,080 INFO L280 TraceCheckUtils]: 3: Hoare triple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:17,081 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {9270#true} #57#return; {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:17,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:17,090 INFO L280 TraceCheckUtils]: 0: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,091 INFO L280 TraceCheckUtils]: 1: Hoare triple {9270#true} assume ~n < 1;#res := 0; {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-10 14:57:17,091 INFO L280 TraceCheckUtils]: 2: Hoare triple {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} assume true; {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-10 14:57:17,093 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {9572#(and (<= 1 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 1))} is VALID [2020-07-10 14:57:17,093 INFO L280 TraceCheckUtils]: 0: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,093 INFO L280 TraceCheckUtils]: 1: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:17,094 INFO L280 TraceCheckUtils]: 2: Hoare triple {9270#true} assume !(1 == ~n); {9270#true} is VALID [2020-07-10 14:57:17,094 INFO L263 TraceCheckUtils]: 3: Hoare triple {9270#true} call #t~ret0 := fibo2(~n - 1); {9270#true} is VALID [2020-07-10 14:57:17,094 INFO L280 TraceCheckUtils]: 4: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,094 INFO L280 TraceCheckUtils]: 5: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:17,095 INFO L280 TraceCheckUtils]: 6: Hoare triple {9270#true} assume 1 == ~n;#res := 1; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:17,096 INFO L280 TraceCheckUtils]: 7: Hoare triple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:17,097 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {9270#true} #57#return; {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:17,098 INFO L280 TraceCheckUtils]: 9: Hoare triple {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:17,098 INFO L263 TraceCheckUtils]: 10: Hoare triple {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} call #t~ret1 := fibo2(~n - 2); {9270#true} is VALID [2020-07-10 14:57:17,098 INFO L280 TraceCheckUtils]: 11: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,099 INFO L280 TraceCheckUtils]: 12: Hoare triple {9270#true} assume ~n < 1;#res := 0; {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-10 14:57:17,099 INFO L280 TraceCheckUtils]: 13: Hoare triple {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} assume true; {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-10 14:57:17,101 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {9572#(and (<= 1 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 1))} is VALID [2020-07-10 14:57:17,102 INFO L280 TraceCheckUtils]: 15: Hoare triple {9572#(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~ret0;havoc #t~ret1; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:17,103 INFO L280 TraceCheckUtils]: 16: Hoare triple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:17,104 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {9270#true} #53#return; {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-10 14:57:17,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:17,113 INFO L280 TraceCheckUtils]: 0: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,113 INFO L280 TraceCheckUtils]: 1: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:17,114 INFO L280 TraceCheckUtils]: 2: Hoare triple {9270#true} assume 1 == ~n;#res := 1; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:17,115 INFO L280 TraceCheckUtils]: 3: Hoare triple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:17,117 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} #55#return; {9597#(and (<= 2 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 2))} is VALID [2020-07-10 14:57:17,117 INFO L280 TraceCheckUtils]: 0: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,118 INFO L280 TraceCheckUtils]: 1: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:17,118 INFO L280 TraceCheckUtils]: 2: Hoare triple {9270#true} assume !(1 == ~n); {9270#true} is VALID [2020-07-10 14:57:17,118 INFO L263 TraceCheckUtils]: 3: Hoare triple {9270#true} call #t~ret2 := fibo1(~n - 1); {9270#true} is VALID [2020-07-10 14:57:17,118 INFO L280 TraceCheckUtils]: 4: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,119 INFO L280 TraceCheckUtils]: 5: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:17,119 INFO L280 TraceCheckUtils]: 6: Hoare triple {9270#true} assume !(1 == ~n); {9270#true} is VALID [2020-07-10 14:57:17,119 INFO L263 TraceCheckUtils]: 7: Hoare triple {9270#true} call #t~ret0 := fibo2(~n - 1); {9270#true} is VALID [2020-07-10 14:57:17,119 INFO L280 TraceCheckUtils]: 8: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,119 INFO L280 TraceCheckUtils]: 9: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:17,124 INFO L280 TraceCheckUtils]: 10: Hoare triple {9270#true} assume 1 == ~n;#res := 1; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:17,125 INFO L280 TraceCheckUtils]: 11: Hoare triple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:17,126 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {9270#true} #57#return; {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:17,127 INFO L280 TraceCheckUtils]: 13: Hoare triple {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:17,128 INFO L263 TraceCheckUtils]: 14: Hoare triple {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} call #t~ret1 := fibo2(~n - 2); {9270#true} is VALID [2020-07-10 14:57:17,128 INFO L280 TraceCheckUtils]: 15: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,128 INFO L280 TraceCheckUtils]: 16: Hoare triple {9270#true} assume ~n < 1;#res := 0; {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-10 14:57:17,129 INFO L280 TraceCheckUtils]: 17: Hoare triple {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} assume true; {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-10 14:57:17,131 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {9572#(and (<= 1 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 1))} is VALID [2020-07-10 14:57:17,132 INFO L280 TraceCheckUtils]: 19: Hoare triple {9572#(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~ret0;havoc #t~ret1; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:17,133 INFO L280 TraceCheckUtils]: 20: Hoare triple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:17,134 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {9270#true} #53#return; {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-10 14:57:17,135 INFO L280 TraceCheckUtils]: 22: Hoare triple {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-10 14:57:17,135 INFO L263 TraceCheckUtils]: 23: Hoare triple {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} call #t~ret3 := fibo1(~n - 2); {9270#true} is VALID [2020-07-10 14:57:17,135 INFO L280 TraceCheckUtils]: 24: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,136 INFO L280 TraceCheckUtils]: 25: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:17,136 INFO L280 TraceCheckUtils]: 26: Hoare triple {9270#true} assume 1 == ~n;#res := 1; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:17,137 INFO L280 TraceCheckUtils]: 27: Hoare triple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:17,139 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} #55#return; {9597#(and (<= 2 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 2))} is VALID [2020-07-10 14:57:17,140 INFO L280 TraceCheckUtils]: 29: Hoare triple {9597#(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; {9598#(and (<= |fibo2_#res| 2) (<= 2 |fibo2_#res|))} is VALID [2020-07-10 14:57:17,141 INFO L280 TraceCheckUtils]: 30: Hoare triple {9598#(and (<= |fibo2_#res| 2) (<= 2 |fibo2_#res|))} assume true; {9598#(and (<= |fibo2_#res| 2) (<= 2 |fibo2_#res|))} is VALID [2020-07-10 14:57:17,143 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {9598#(and (<= |fibo2_#res| 2) (<= 2 |fibo2_#res|))} {9435#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))} #59#return; {9468#(and (<= 5 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 5))} is VALID [2020-07-10 14:57:17,144 INFO L280 TraceCheckUtils]: 0: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,144 INFO L280 TraceCheckUtils]: 1: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:17,145 INFO L280 TraceCheckUtils]: 2: Hoare triple {9270#true} assume !(1 == ~n); {9270#true} is VALID [2020-07-10 14:57:17,145 INFO L263 TraceCheckUtils]: 3: Hoare triple {9270#true} call #t~ret0 := fibo2(~n - 1); {9270#true} is VALID [2020-07-10 14:57:17,145 INFO L280 TraceCheckUtils]: 4: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,145 INFO L280 TraceCheckUtils]: 5: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:17,145 INFO L280 TraceCheckUtils]: 6: Hoare triple {9270#true} assume !(1 == ~n); {9270#true} is VALID [2020-07-10 14:57:17,146 INFO L263 TraceCheckUtils]: 7: Hoare triple {9270#true} call #t~ret2 := fibo1(~n - 1); {9270#true} is VALID [2020-07-10 14:57:17,146 INFO L280 TraceCheckUtils]: 8: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,146 INFO L280 TraceCheckUtils]: 9: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:17,146 INFO L280 TraceCheckUtils]: 10: Hoare triple {9270#true} assume !(1 == ~n); {9270#true} is VALID [2020-07-10 14:57:17,146 INFO L263 TraceCheckUtils]: 11: Hoare triple {9270#true} call #t~ret0 := fibo2(~n - 1); {9270#true} is VALID [2020-07-10 14:57:17,146 INFO L280 TraceCheckUtils]: 12: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,147 INFO L280 TraceCheckUtils]: 13: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:17,147 INFO L280 TraceCheckUtils]: 14: Hoare triple {9270#true} assume !(1 == ~n); {9270#true} is VALID [2020-07-10 14:57:17,147 INFO L263 TraceCheckUtils]: 15: Hoare triple {9270#true} call #t~ret2 := fibo1(~n - 1); {9270#true} is VALID [2020-07-10 14:57:17,147 INFO L280 TraceCheckUtils]: 16: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,147 INFO L280 TraceCheckUtils]: 17: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:17,148 INFO L280 TraceCheckUtils]: 18: Hoare triple {9270#true} assume 1 == ~n;#res := 1; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:17,149 INFO L280 TraceCheckUtils]: 19: Hoare triple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:17,150 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {9270#true} #53#return; {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-10 14:57:17,151 INFO L280 TraceCheckUtils]: 21: Hoare triple {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-10 14:57:17,151 INFO L263 TraceCheckUtils]: 22: Hoare triple {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} call #t~ret3 := fibo1(~n - 2); {9270#true} is VALID [2020-07-10 14:57:17,151 INFO L280 TraceCheckUtils]: 23: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,152 INFO L280 TraceCheckUtils]: 24: Hoare triple {9270#true} assume ~n < 1;#res := 0; {9562#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} is VALID [2020-07-10 14:57:17,153 INFO L280 TraceCheckUtils]: 25: Hoare triple {9562#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} assume true; {9562#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} is VALID [2020-07-10 14:57:17,154 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {9562#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} #55#return; {9559#(and (<= 1 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 1))} is VALID [2020-07-10 14:57:17,155 INFO L280 TraceCheckUtils]: 27: Hoare triple {9559#(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; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:17,156 INFO L280 TraceCheckUtils]: 28: Hoare triple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:17,158 INFO L275 TraceCheckUtils]: 29: Hoare quadruple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {9270#true} #57#return; {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:17,159 INFO L280 TraceCheckUtils]: 30: Hoare triple {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:17,159 INFO L263 TraceCheckUtils]: 31: Hoare triple {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} call #t~ret1 := fibo2(~n - 2); {9270#true} is VALID [2020-07-10 14:57:17,159 INFO L280 TraceCheckUtils]: 32: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,159 INFO L280 TraceCheckUtils]: 33: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:17,160 INFO L280 TraceCheckUtils]: 34: Hoare triple {9270#true} assume 1 == ~n;#res := 1; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:17,161 INFO L280 TraceCheckUtils]: 35: Hoare triple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:17,162 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {9547#(and (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 2) (<= 2 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)))} is VALID [2020-07-10 14:57:17,164 INFO L280 TraceCheckUtils]: 37: Hoare triple {9547#(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~ret0;havoc #t~ret1; {9548#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} is VALID [2020-07-10 14:57:17,165 INFO L280 TraceCheckUtils]: 38: Hoare triple {9548#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} assume true; {9548#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} is VALID [2020-07-10 14:57:17,166 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {9548#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} {9270#true} #53#return; {9502#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} is VALID [2020-07-10 14:57:17,166 INFO L280 TraceCheckUtils]: 40: Hoare triple {9502#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {9502#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} is VALID [2020-07-10 14:57:17,167 INFO L263 TraceCheckUtils]: 41: Hoare triple {9502#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} call #t~ret3 := fibo1(~n - 2); {9270#true} is VALID [2020-07-10 14:57:17,167 INFO L280 TraceCheckUtils]: 42: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,167 INFO L280 TraceCheckUtils]: 43: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:17,167 INFO L280 TraceCheckUtils]: 44: Hoare triple {9270#true} assume !(1 == ~n); {9270#true} is VALID [2020-07-10 14:57:17,168 INFO L263 TraceCheckUtils]: 45: Hoare triple {9270#true} call #t~ret0 := fibo2(~n - 1); {9270#true} is VALID [2020-07-10 14:57:17,168 INFO L280 TraceCheckUtils]: 46: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,168 INFO L280 TraceCheckUtils]: 47: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:17,169 INFO L280 TraceCheckUtils]: 48: Hoare triple {9270#true} assume 1 == ~n;#res := 1; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:17,170 INFO L280 TraceCheckUtils]: 49: Hoare triple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:17,171 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {9270#true} #57#return; {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:17,172 INFO L280 TraceCheckUtils]: 51: Hoare triple {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:17,172 INFO L263 TraceCheckUtils]: 52: Hoare triple {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} call #t~ret1 := fibo2(~n - 2); {9270#true} is VALID [2020-07-10 14:57:17,172 INFO L280 TraceCheckUtils]: 53: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,173 INFO L280 TraceCheckUtils]: 54: Hoare triple {9270#true} assume ~n < 1;#res := 0; {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-10 14:57:17,174 INFO L280 TraceCheckUtils]: 55: Hoare triple {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} assume true; {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-10 14:57:17,175 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {9572#(and (<= 1 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 1))} is VALID [2020-07-10 14:57:17,177 INFO L280 TraceCheckUtils]: 57: Hoare triple {9572#(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~ret0;havoc #t~ret1; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:17,177 INFO L280 TraceCheckUtils]: 58: Hoare triple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:17,179 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {9502#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} #55#return; {9521#(and (<= 3 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 3))} is VALID [2020-07-10 14:57:17,180 INFO L280 TraceCheckUtils]: 60: Hoare triple {9521#(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; {9522#(and (<= 3 |fibo2_#res|) (<= |fibo2_#res| 3))} is VALID [2020-07-10 14:57:17,181 INFO L280 TraceCheckUtils]: 61: Hoare triple {9522#(and (<= 3 |fibo2_#res|) (<= |fibo2_#res| 3))} assume true; {9522#(and (<= 3 |fibo2_#res|) (<= |fibo2_#res| 3))} is VALID [2020-07-10 14:57:17,182 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {9522#(and (<= 3 |fibo2_#res|) (<= |fibo2_#res| 3))} {9270#true} #57#return; {9435#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))} is VALID [2020-07-10 14:57:17,183 INFO L280 TraceCheckUtils]: 63: Hoare triple {9435#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9435#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))} is VALID [2020-07-10 14:57:17,183 INFO L263 TraceCheckUtils]: 64: Hoare triple {9435#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))} call #t~ret1 := fibo2(~n - 2); {9270#true} is VALID [2020-07-10 14:57:17,183 INFO L280 TraceCheckUtils]: 65: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,183 INFO L280 TraceCheckUtils]: 66: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:17,184 INFO L280 TraceCheckUtils]: 67: Hoare triple {9270#true} assume !(1 == ~n); {9270#true} is VALID [2020-07-10 14:57:17,184 INFO L263 TraceCheckUtils]: 68: Hoare triple {9270#true} call #t~ret2 := fibo1(~n - 1); {9270#true} is VALID [2020-07-10 14:57:17,184 INFO L280 TraceCheckUtils]: 69: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,184 INFO L280 TraceCheckUtils]: 70: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:17,185 INFO L280 TraceCheckUtils]: 71: Hoare triple {9270#true} assume !(1 == ~n); {9270#true} is VALID [2020-07-10 14:57:17,185 INFO L263 TraceCheckUtils]: 72: Hoare triple {9270#true} call #t~ret0 := fibo2(~n - 1); {9270#true} is VALID [2020-07-10 14:57:17,185 INFO L280 TraceCheckUtils]: 73: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,185 INFO L280 TraceCheckUtils]: 74: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:17,186 INFO L280 TraceCheckUtils]: 75: Hoare triple {9270#true} assume 1 == ~n;#res := 1; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:17,187 INFO L280 TraceCheckUtils]: 76: Hoare triple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:17,188 INFO L275 TraceCheckUtils]: 77: Hoare quadruple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {9270#true} #57#return; {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:17,189 INFO L280 TraceCheckUtils]: 78: Hoare triple {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:17,189 INFO L263 TraceCheckUtils]: 79: Hoare triple {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} call #t~ret1 := fibo2(~n - 2); {9270#true} is VALID [2020-07-10 14:57:17,189 INFO L280 TraceCheckUtils]: 80: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,190 INFO L280 TraceCheckUtils]: 81: Hoare triple {9270#true} assume ~n < 1;#res := 0; {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-10 14:57:17,191 INFO L280 TraceCheckUtils]: 82: Hoare triple {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} assume true; {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-10 14:57:17,192 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {9572#(and (<= 1 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 1))} is VALID [2020-07-10 14:57:17,194 INFO L280 TraceCheckUtils]: 84: Hoare triple {9572#(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~ret0;havoc #t~ret1; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:17,194 INFO L280 TraceCheckUtils]: 85: Hoare triple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:17,195 INFO L275 TraceCheckUtils]: 86: Hoare quadruple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {9270#true} #53#return; {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-10 14:57:17,196 INFO L280 TraceCheckUtils]: 87: Hoare triple {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-10 14:57:17,197 INFO L263 TraceCheckUtils]: 88: Hoare triple {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} call #t~ret3 := fibo1(~n - 2); {9270#true} is VALID [2020-07-10 14:57:17,197 INFO L280 TraceCheckUtils]: 89: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,197 INFO L280 TraceCheckUtils]: 90: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:17,198 INFO L280 TraceCheckUtils]: 91: Hoare triple {9270#true} assume 1 == ~n;#res := 1; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:17,198 INFO L280 TraceCheckUtils]: 92: Hoare triple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:17,200 INFO L275 TraceCheckUtils]: 93: Hoare quadruple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} #55#return; {9597#(and (<= 2 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 2))} is VALID [2020-07-10 14:57:17,201 INFO L280 TraceCheckUtils]: 94: Hoare triple {9597#(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; {9598#(and (<= |fibo2_#res| 2) (<= 2 |fibo2_#res|))} is VALID [2020-07-10 14:57:17,202 INFO L280 TraceCheckUtils]: 95: Hoare triple {9598#(and (<= |fibo2_#res| 2) (<= 2 |fibo2_#res|))} assume true; {9598#(and (<= |fibo2_#res| 2) (<= 2 |fibo2_#res|))} is VALID [2020-07-10 14:57:17,204 INFO L275 TraceCheckUtils]: 96: Hoare quadruple {9598#(and (<= |fibo2_#res| 2) (<= 2 |fibo2_#res|))} {9435#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))} #59#return; {9468#(and (<= 5 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 5))} is VALID [2020-07-10 14:57:17,205 INFO L280 TraceCheckUtils]: 97: Hoare triple {9468#(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~ret0;havoc #t~ret1; {9469#(and (<= 5 |fibo1_#res|) (<= |fibo1_#res| 5))} is VALID [2020-07-10 14:57:17,206 INFO L280 TraceCheckUtils]: 98: Hoare triple {9469#(and (<= 5 |fibo1_#res|) (<= |fibo1_#res| 5))} assume true; {9469#(and (<= 5 |fibo1_#res|) (<= |fibo1_#res| 5))} is VALID [2020-07-10 14:57:17,207 INFO L275 TraceCheckUtils]: 99: Hoare quadruple {9469#(and (<= 5 |fibo1_#res|) (<= |fibo1_#res| 5))} {9270#true} #51#return; {9374#(and (<= 5 |main_#t~ret4|) (<= |main_#t~ret4| 5))} is VALID [2020-07-10 14:57:17,221 INFO L263 TraceCheckUtils]: 0: Hoare triple {9270#true} call ULTIMATE.init(); {9270#true} is VALID [2020-07-10 14:57:17,221 INFO L280 TraceCheckUtils]: 1: Hoare triple {9270#true} assume true; {9270#true} is VALID [2020-07-10 14:57:17,222 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9270#true} {9270#true} #47#return; {9270#true} is VALID [2020-07-10 14:57:17,222 INFO L263 TraceCheckUtils]: 3: Hoare triple {9270#true} call #t~ret5 := main(); {9270#true} is VALID [2020-07-10 14:57:17,222 INFO L280 TraceCheckUtils]: 4: Hoare triple {9270#true} ~x~0 := 5; {9270#true} is VALID [2020-07-10 14:57:17,222 INFO L263 TraceCheckUtils]: 5: Hoare triple {9270#true} call #t~ret4 := fibo1(~x~0); {9270#true} is VALID [2020-07-10 14:57:17,222 INFO L280 TraceCheckUtils]: 6: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,222 INFO L280 TraceCheckUtils]: 7: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:17,223 INFO L280 TraceCheckUtils]: 8: Hoare triple {9270#true} assume !(1 == ~n); {9270#true} is VALID [2020-07-10 14:57:17,223 INFO L263 TraceCheckUtils]: 9: Hoare triple {9270#true} call #t~ret0 := fibo2(~n - 1); {9270#true} is VALID [2020-07-10 14:57:17,223 INFO L280 TraceCheckUtils]: 10: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,223 INFO L280 TraceCheckUtils]: 11: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:17,223 INFO L280 TraceCheckUtils]: 12: Hoare triple {9270#true} assume !(1 == ~n); {9270#true} is VALID [2020-07-10 14:57:17,224 INFO L263 TraceCheckUtils]: 13: Hoare triple {9270#true} call #t~ret2 := fibo1(~n - 1); {9270#true} is VALID [2020-07-10 14:57:17,224 INFO L280 TraceCheckUtils]: 14: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,224 INFO L280 TraceCheckUtils]: 15: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:17,224 INFO L280 TraceCheckUtils]: 16: Hoare triple {9270#true} assume !(1 == ~n); {9270#true} is VALID [2020-07-10 14:57:17,224 INFO L263 TraceCheckUtils]: 17: Hoare triple {9270#true} call #t~ret0 := fibo2(~n - 1); {9270#true} is VALID [2020-07-10 14:57:17,224 INFO L280 TraceCheckUtils]: 18: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,225 INFO L280 TraceCheckUtils]: 19: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:17,225 INFO L280 TraceCheckUtils]: 20: Hoare triple {9270#true} assume !(1 == ~n); {9270#true} is VALID [2020-07-10 14:57:17,225 INFO L263 TraceCheckUtils]: 21: Hoare triple {9270#true} call #t~ret2 := fibo1(~n - 1); {9270#true} is VALID [2020-07-10 14:57:17,225 INFO L280 TraceCheckUtils]: 22: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,225 INFO L280 TraceCheckUtils]: 23: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:17,226 INFO L280 TraceCheckUtils]: 24: Hoare triple {9270#true} assume 1 == ~n;#res := 1; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:17,227 INFO L280 TraceCheckUtils]: 25: Hoare triple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:17,228 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {9270#true} #53#return; {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-10 14:57:17,229 INFO L280 TraceCheckUtils]: 27: Hoare triple {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-10 14:57:17,229 INFO L263 TraceCheckUtils]: 28: Hoare triple {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} call #t~ret3 := fibo1(~n - 2); {9270#true} is VALID [2020-07-10 14:57:17,230 INFO L280 TraceCheckUtils]: 29: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,231 INFO L280 TraceCheckUtils]: 30: Hoare triple {9270#true} assume ~n < 1;#res := 0; {9562#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} is VALID [2020-07-10 14:57:17,232 INFO L280 TraceCheckUtils]: 31: Hoare triple {9562#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} assume true; {9562#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} is VALID [2020-07-10 14:57:17,234 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {9562#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} #55#return; {9559#(and (<= 1 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 1))} is VALID [2020-07-10 14:57:17,235 INFO L280 TraceCheckUtils]: 33: Hoare triple {9559#(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; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:17,236 INFO L280 TraceCheckUtils]: 34: Hoare triple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:17,237 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {9270#true} #57#return; {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:17,238 INFO L280 TraceCheckUtils]: 36: Hoare triple {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:17,238 INFO L263 TraceCheckUtils]: 37: Hoare triple {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} call #t~ret1 := fibo2(~n - 2); {9270#true} is VALID [2020-07-10 14:57:17,238 INFO L280 TraceCheckUtils]: 38: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,238 INFO L280 TraceCheckUtils]: 39: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:17,239 INFO L280 TraceCheckUtils]: 40: Hoare triple {9270#true} assume 1 == ~n;#res := 1; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:17,240 INFO L280 TraceCheckUtils]: 41: Hoare triple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:17,242 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {9547#(and (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 2) (<= 2 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)))} is VALID [2020-07-10 14:57:17,243 INFO L280 TraceCheckUtils]: 43: Hoare triple {9547#(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~ret0;havoc #t~ret1; {9548#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} is VALID [2020-07-10 14:57:17,244 INFO L280 TraceCheckUtils]: 44: Hoare triple {9548#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} assume true; {9548#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} is VALID [2020-07-10 14:57:17,245 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {9548#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} {9270#true} #53#return; {9502#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} is VALID [2020-07-10 14:57:17,246 INFO L280 TraceCheckUtils]: 46: Hoare triple {9502#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {9502#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} is VALID [2020-07-10 14:57:17,246 INFO L263 TraceCheckUtils]: 47: Hoare triple {9502#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} call #t~ret3 := fibo1(~n - 2); {9270#true} is VALID [2020-07-10 14:57:17,246 INFO L280 TraceCheckUtils]: 48: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,246 INFO L280 TraceCheckUtils]: 49: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:17,246 INFO L280 TraceCheckUtils]: 50: Hoare triple {9270#true} assume !(1 == ~n); {9270#true} is VALID [2020-07-10 14:57:17,247 INFO L263 TraceCheckUtils]: 51: Hoare triple {9270#true} call #t~ret0 := fibo2(~n - 1); {9270#true} is VALID [2020-07-10 14:57:17,247 INFO L280 TraceCheckUtils]: 52: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,247 INFO L280 TraceCheckUtils]: 53: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:17,248 INFO L280 TraceCheckUtils]: 54: Hoare triple {9270#true} assume 1 == ~n;#res := 1; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:17,249 INFO L280 TraceCheckUtils]: 55: Hoare triple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:17,250 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {9270#true} #57#return; {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:17,251 INFO L280 TraceCheckUtils]: 57: Hoare triple {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:17,251 INFO L263 TraceCheckUtils]: 58: Hoare triple {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} call #t~ret1 := fibo2(~n - 2); {9270#true} is VALID [2020-07-10 14:57:17,251 INFO L280 TraceCheckUtils]: 59: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,252 INFO L280 TraceCheckUtils]: 60: Hoare triple {9270#true} assume ~n < 1;#res := 0; {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-10 14:57:17,253 INFO L280 TraceCheckUtils]: 61: Hoare triple {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} assume true; {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-10 14:57:17,254 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {9572#(and (<= 1 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 1))} is VALID [2020-07-10 14:57:17,255 INFO L280 TraceCheckUtils]: 63: Hoare triple {9572#(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~ret0;havoc #t~ret1; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:17,256 INFO L280 TraceCheckUtils]: 64: Hoare triple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:17,257 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {9502#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} #55#return; {9521#(and (<= 3 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 3))} is VALID [2020-07-10 14:57:17,258 INFO L280 TraceCheckUtils]: 66: Hoare triple {9521#(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; {9522#(and (<= 3 |fibo2_#res|) (<= |fibo2_#res| 3))} is VALID [2020-07-10 14:57:17,259 INFO L280 TraceCheckUtils]: 67: Hoare triple {9522#(and (<= 3 |fibo2_#res|) (<= |fibo2_#res| 3))} assume true; {9522#(and (<= 3 |fibo2_#res|) (<= |fibo2_#res| 3))} is VALID [2020-07-10 14:57:17,261 INFO L275 TraceCheckUtils]: 68: Hoare quadruple {9522#(and (<= 3 |fibo2_#res|) (<= |fibo2_#res| 3))} {9270#true} #57#return; {9435#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))} is VALID [2020-07-10 14:57:17,261 INFO L280 TraceCheckUtils]: 69: Hoare triple {9435#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9435#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))} is VALID [2020-07-10 14:57:17,262 INFO L263 TraceCheckUtils]: 70: Hoare triple {9435#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))} call #t~ret1 := fibo2(~n - 2); {9270#true} is VALID [2020-07-10 14:57:17,262 INFO L280 TraceCheckUtils]: 71: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,262 INFO L280 TraceCheckUtils]: 72: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:17,262 INFO L280 TraceCheckUtils]: 73: Hoare triple {9270#true} assume !(1 == ~n); {9270#true} is VALID [2020-07-10 14:57:17,262 INFO L263 TraceCheckUtils]: 74: Hoare triple {9270#true} call #t~ret2 := fibo1(~n - 1); {9270#true} is VALID [2020-07-10 14:57:17,262 INFO L280 TraceCheckUtils]: 75: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,263 INFO L280 TraceCheckUtils]: 76: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:17,263 INFO L280 TraceCheckUtils]: 77: Hoare triple {9270#true} assume !(1 == ~n); {9270#true} is VALID [2020-07-10 14:57:17,263 INFO L263 TraceCheckUtils]: 78: Hoare triple {9270#true} call #t~ret0 := fibo2(~n - 1); {9270#true} is VALID [2020-07-10 14:57:17,263 INFO L280 TraceCheckUtils]: 79: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,263 INFO L280 TraceCheckUtils]: 80: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:17,264 INFO L280 TraceCheckUtils]: 81: Hoare triple {9270#true} assume 1 == ~n;#res := 1; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:17,265 INFO L280 TraceCheckUtils]: 82: Hoare triple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:17,266 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {9270#true} #57#return; {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:17,266 INFO L280 TraceCheckUtils]: 84: Hoare triple {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:17,267 INFO L263 TraceCheckUtils]: 85: Hoare triple {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} call #t~ret1 := fibo2(~n - 2); {9270#true} is VALID [2020-07-10 14:57:17,267 INFO L280 TraceCheckUtils]: 86: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,267 INFO L280 TraceCheckUtils]: 87: Hoare triple {9270#true} assume ~n < 1;#res := 0; {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-10 14:57:17,268 INFO L280 TraceCheckUtils]: 88: Hoare triple {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} assume true; {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-10 14:57:17,270 INFO L275 TraceCheckUtils]: 89: Hoare quadruple {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {9572#(and (<= 1 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 1))} is VALID [2020-07-10 14:57:17,271 INFO L280 TraceCheckUtils]: 90: Hoare triple {9572#(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~ret0;havoc #t~ret1; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:17,271 INFO L280 TraceCheckUtils]: 91: Hoare triple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:17,273 INFO L275 TraceCheckUtils]: 92: Hoare quadruple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {9270#true} #53#return; {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-10 14:57:17,273 INFO L280 TraceCheckUtils]: 93: Hoare triple {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-10 14:57:17,274 INFO L263 TraceCheckUtils]: 94: Hoare triple {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} call #t~ret3 := fibo1(~n - 2); {9270#true} is VALID [2020-07-10 14:57:17,274 INFO L280 TraceCheckUtils]: 95: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:17,274 INFO L280 TraceCheckUtils]: 96: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:17,275 INFO L280 TraceCheckUtils]: 97: Hoare triple {9270#true} assume 1 == ~n;#res := 1; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:17,276 INFO L280 TraceCheckUtils]: 98: Hoare triple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:17,277 INFO L275 TraceCheckUtils]: 99: Hoare quadruple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} #55#return; {9597#(and (<= 2 (+ |fibo2_#t~ret3| |fibo2_#t~ret2|)) (<= (+ |fibo2_#t~ret3| |fibo2_#t~ret2|) 2))} is VALID [2020-07-10 14:57:17,279 INFO L280 TraceCheckUtils]: 100: Hoare triple {9597#(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; {9598#(and (<= |fibo2_#res| 2) (<= 2 |fibo2_#res|))} is VALID [2020-07-10 14:57:17,280 INFO L280 TraceCheckUtils]: 101: Hoare triple {9598#(and (<= |fibo2_#res| 2) (<= 2 |fibo2_#res|))} assume true; {9598#(and (<= |fibo2_#res| 2) (<= 2 |fibo2_#res|))} is VALID [2020-07-10 14:57:17,281 INFO L275 TraceCheckUtils]: 102: Hoare quadruple {9598#(and (<= |fibo2_#res| 2) (<= 2 |fibo2_#res|))} {9435#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))} #59#return; {9468#(and (<= 5 (+ |fibo1_#t~ret1| |fibo1_#t~ret0|)) (<= (+ |fibo1_#t~ret1| |fibo1_#t~ret0|) 5))} is VALID [2020-07-10 14:57:17,283 INFO L280 TraceCheckUtils]: 103: Hoare triple {9468#(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~ret0;havoc #t~ret1; {9469#(and (<= 5 |fibo1_#res|) (<= |fibo1_#res| 5))} is VALID [2020-07-10 14:57:17,284 INFO L280 TraceCheckUtils]: 104: Hoare triple {9469#(and (<= 5 |fibo1_#res|) (<= |fibo1_#res| 5))} assume true; {9469#(and (<= 5 |fibo1_#res|) (<= |fibo1_#res| 5))} is VALID [2020-07-10 14:57:17,285 INFO L275 TraceCheckUtils]: 105: Hoare quadruple {9469#(and (<= 5 |fibo1_#res|) (<= |fibo1_#res| 5))} {9270#true} #51#return; {9374#(and (<= 5 |main_#t~ret4|) (<= |main_#t~ret4| 5))} is VALID [2020-07-10 14:57:17,286 INFO L280 TraceCheckUtils]: 106: Hoare triple {9374#(and (<= 5 |main_#t~ret4|) (<= |main_#t~ret4| 5))} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {9375#(and (< 4 main_~result~0) (<= main_~result~0 5))} is VALID [2020-07-10 14:57:17,287 INFO L280 TraceCheckUtils]: 107: Hoare triple {9375#(and (< 4 main_~result~0) (<= main_~result~0 5))} assume 5 != ~result~0; {9271#false} is VALID [2020-07-10 14:57:17,287 INFO L280 TraceCheckUtils]: 108: Hoare triple {9271#false} assume !false; {9271#false} is VALID [2020-07-10 14:57:17,307 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2020-07-10 14:57:17,308 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193162889] [2020-07-10 14:57:17,308 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2115348853] [2020-07-10 14:57:17,309 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 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 [2020-07-10 14:57:17,370 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2020-07-10 14:57:17,370 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-10 14:57:17,373 INFO L264 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 63 conjunts are in the unsatisfiable core [2020-07-10 14:57:17,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:17,391 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:57:18,264 INFO L263 TraceCheckUtils]: 0: Hoare triple {9270#true} call ULTIMATE.init(); {9270#true} is VALID [2020-07-10 14:57:18,265 INFO L280 TraceCheckUtils]: 1: Hoare triple {9270#true} assume true; {9270#true} is VALID [2020-07-10 14:57:18,265 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9270#true} {9270#true} #47#return; {9270#true} is VALID [2020-07-10 14:57:18,265 INFO L263 TraceCheckUtils]: 3: Hoare triple {9270#true} call #t~ret5 := main(); {9270#true} is VALID [2020-07-10 14:57:18,265 INFO L280 TraceCheckUtils]: 4: Hoare triple {9270#true} ~x~0 := 5; {9270#true} is VALID [2020-07-10 14:57:18,265 INFO L263 TraceCheckUtils]: 5: Hoare triple {9270#true} call #t~ret4 := fibo1(~x~0); {9270#true} is VALID [2020-07-10 14:57:18,265 INFO L280 TraceCheckUtils]: 6: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:18,265 INFO L280 TraceCheckUtils]: 7: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:18,265 INFO L280 TraceCheckUtils]: 8: Hoare triple {9270#true} assume !(1 == ~n); {9270#true} is VALID [2020-07-10 14:57:18,266 INFO L263 TraceCheckUtils]: 9: Hoare triple {9270#true} call #t~ret0 := fibo2(~n - 1); {9270#true} is VALID [2020-07-10 14:57:18,266 INFO L280 TraceCheckUtils]: 10: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:18,266 INFO L280 TraceCheckUtils]: 11: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:18,266 INFO L280 TraceCheckUtils]: 12: Hoare triple {9270#true} assume !(1 == ~n); {9270#true} is VALID [2020-07-10 14:57:18,266 INFO L263 TraceCheckUtils]: 13: Hoare triple {9270#true} call #t~ret2 := fibo1(~n - 1); {9270#true} is VALID [2020-07-10 14:57:18,266 INFO L280 TraceCheckUtils]: 14: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:18,266 INFO L280 TraceCheckUtils]: 15: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:18,267 INFO L280 TraceCheckUtils]: 16: Hoare triple {9270#true} assume !(1 == ~n); {9270#true} is VALID [2020-07-10 14:57:18,267 INFO L263 TraceCheckUtils]: 17: Hoare triple {9270#true} call #t~ret0 := fibo2(~n - 1); {9270#true} is VALID [2020-07-10 14:57:18,267 INFO L280 TraceCheckUtils]: 18: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:18,267 INFO L280 TraceCheckUtils]: 19: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:18,267 INFO L280 TraceCheckUtils]: 20: Hoare triple {9270#true} assume !(1 == ~n); {9270#true} is VALID [2020-07-10 14:57:18,267 INFO L263 TraceCheckUtils]: 21: Hoare triple {9270#true} call #t~ret2 := fibo1(~n - 1); {9270#true} is VALID [2020-07-10 14:57:18,267 INFO L280 TraceCheckUtils]: 22: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:18,268 INFO L280 TraceCheckUtils]: 23: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:18,271 INFO L280 TraceCheckUtils]: 24: Hoare triple {9270#true} assume 1 == ~n;#res := 1; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:18,274 INFO L280 TraceCheckUtils]: 25: Hoare triple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:18,278 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {9270#true} #53#return; {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-10 14:57:18,280 INFO L280 TraceCheckUtils]: 27: Hoare triple {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-10 14:57:18,280 INFO L263 TraceCheckUtils]: 28: Hoare triple {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} call #t~ret3 := fibo1(~n - 2); {9270#true} is VALID [2020-07-10 14:57:18,280 INFO L280 TraceCheckUtils]: 29: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:18,281 INFO L280 TraceCheckUtils]: 30: Hoare triple {9270#true} assume ~n < 1;#res := 0; {9562#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} is VALID [2020-07-10 14:57:18,281 INFO L280 TraceCheckUtils]: 31: Hoare triple {9562#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} assume true; {9562#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} is VALID [2020-07-10 14:57:18,283 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {9562#(and (<= |fibo1_#res| 0) (<= 0 |fibo1_#res|))} {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} #55#return; {9707#(and (<= 0 |fibo2_#t~ret3|) (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|) (<= |fibo2_#t~ret3| 0))} is VALID [2020-07-10 14:57:18,284 INFO L280 TraceCheckUtils]: 33: Hoare triple {9707#(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; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:18,285 INFO L280 TraceCheckUtils]: 34: Hoare triple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:18,286 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {9270#true} #57#return; {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:18,287 INFO L280 TraceCheckUtils]: 36: Hoare triple {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:18,287 INFO L263 TraceCheckUtils]: 37: Hoare triple {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} call #t~ret1 := fibo2(~n - 2); {9270#true} is VALID [2020-07-10 14:57:18,287 INFO L280 TraceCheckUtils]: 38: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:18,288 INFO L280 TraceCheckUtils]: 39: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:18,288 INFO L280 TraceCheckUtils]: 40: Hoare triple {9270#true} assume 1 == ~n;#res := 1; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:18,289 INFO L280 TraceCheckUtils]: 41: Hoare triple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:18,290 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {9738#(and (<= 1 |fibo1_#t~ret0|) (<= 1 |fibo1_#t~ret1|) (<= |fibo1_#t~ret1| 1) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:18,292 INFO L280 TraceCheckUtils]: 43: Hoare triple {9738#(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~ret0;havoc #t~ret1; {9548#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} is VALID [2020-07-10 14:57:18,292 INFO L280 TraceCheckUtils]: 44: Hoare triple {9548#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} assume true; {9548#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} is VALID [2020-07-10 14:57:18,293 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {9548#(and (<= 2 |fibo1_#res|) (<= |fibo1_#res| 2))} {9270#true} #53#return; {9502#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} is VALID [2020-07-10 14:57:18,294 INFO L280 TraceCheckUtils]: 46: Hoare triple {9502#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {9502#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} is VALID [2020-07-10 14:57:18,294 INFO L263 TraceCheckUtils]: 47: Hoare triple {9502#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} call #t~ret3 := fibo1(~n - 2); {9270#true} is VALID [2020-07-10 14:57:18,294 INFO L280 TraceCheckUtils]: 48: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:18,295 INFO L280 TraceCheckUtils]: 49: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:18,295 INFO L280 TraceCheckUtils]: 50: Hoare triple {9270#true} assume !(1 == ~n); {9270#true} is VALID [2020-07-10 14:57:18,295 INFO L263 TraceCheckUtils]: 51: Hoare triple {9270#true} call #t~ret0 := fibo2(~n - 1); {9270#true} is VALID [2020-07-10 14:57:18,295 INFO L280 TraceCheckUtils]: 52: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:18,295 INFO L280 TraceCheckUtils]: 53: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:18,296 INFO L280 TraceCheckUtils]: 54: Hoare triple {9270#true} assume 1 == ~n;#res := 1; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:18,297 INFO L280 TraceCheckUtils]: 55: Hoare triple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:18,298 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {9270#true} #57#return; {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:18,299 INFO L280 TraceCheckUtils]: 57: Hoare triple {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:18,299 INFO L263 TraceCheckUtils]: 58: Hoare triple {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} call #t~ret1 := fibo2(~n - 2); {9270#true} is VALID [2020-07-10 14:57:18,299 INFO L280 TraceCheckUtils]: 59: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:18,300 INFO L280 TraceCheckUtils]: 60: Hoare triple {9270#true} assume ~n < 1;#res := 0; {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-10 14:57:18,301 INFO L280 TraceCheckUtils]: 61: Hoare triple {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} assume true; {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-10 14:57:18,302 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {9799#(and (<= 1 |fibo1_#t~ret0|) (<= 0 |fibo1_#t~ret1|) (<= |fibo1_#t~ret1| 0) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:18,303 INFO L280 TraceCheckUtils]: 63: Hoare triple {9799#(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~ret0;havoc #t~ret1; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:18,304 INFO L280 TraceCheckUtils]: 64: Hoare triple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:18,305 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {9502#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 2))} #55#return; {9809#(and (<= 2 |fibo2_#t~ret2|) (<= |fibo2_#t~ret3| 1) (<= |fibo2_#t~ret2| 2) (<= 1 |fibo2_#t~ret3|))} is VALID [2020-07-10 14:57:18,306 INFO L280 TraceCheckUtils]: 66: Hoare triple {9809#(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; {9522#(and (<= 3 |fibo2_#res|) (<= |fibo2_#res| 3))} is VALID [2020-07-10 14:57:18,307 INFO L280 TraceCheckUtils]: 67: Hoare triple {9522#(and (<= 3 |fibo2_#res|) (<= |fibo2_#res| 3))} assume true; {9522#(and (<= 3 |fibo2_#res|) (<= |fibo2_#res| 3))} is VALID [2020-07-10 14:57:18,308 INFO L275 TraceCheckUtils]: 68: Hoare quadruple {9522#(and (<= 3 |fibo2_#res|) (<= |fibo2_#res| 3))} {9270#true} #57#return; {9435#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))} is VALID [2020-07-10 14:57:18,309 INFO L280 TraceCheckUtils]: 69: Hoare triple {9435#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9435#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))} is VALID [2020-07-10 14:57:18,309 INFO L263 TraceCheckUtils]: 70: Hoare triple {9435#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))} call #t~ret1 := fibo2(~n - 2); {9270#true} is VALID [2020-07-10 14:57:18,310 INFO L280 TraceCheckUtils]: 71: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:18,310 INFO L280 TraceCheckUtils]: 72: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:18,310 INFO L280 TraceCheckUtils]: 73: Hoare triple {9270#true} assume !(1 == ~n); {9270#true} is VALID [2020-07-10 14:57:18,310 INFO L263 TraceCheckUtils]: 74: Hoare triple {9270#true} call #t~ret2 := fibo1(~n - 1); {9270#true} is VALID [2020-07-10 14:57:18,310 INFO L280 TraceCheckUtils]: 75: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:18,311 INFO L280 TraceCheckUtils]: 76: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:18,311 INFO L280 TraceCheckUtils]: 77: Hoare triple {9270#true} assume !(1 == ~n); {9270#true} is VALID [2020-07-10 14:57:18,311 INFO L263 TraceCheckUtils]: 78: Hoare triple {9270#true} call #t~ret0 := fibo2(~n - 1); {9270#true} is VALID [2020-07-10 14:57:18,311 INFO L280 TraceCheckUtils]: 79: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:18,311 INFO L280 TraceCheckUtils]: 80: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:18,312 INFO L280 TraceCheckUtils]: 81: Hoare triple {9270#true} assume 1 == ~n;#res := 1; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:18,313 INFO L280 TraceCheckUtils]: 82: Hoare triple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} assume true; {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} is VALID [2020-07-10 14:57:18,314 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {9560#(and (<= 1 |fibo2_#res|) (<= |fibo2_#res| 1))} {9270#true} #57#return; {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:18,315 INFO L280 TraceCheckUtils]: 84: Hoare triple {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:18,315 INFO L263 TraceCheckUtils]: 85: Hoare triple {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} call #t~ret1 := fibo2(~n - 2); {9270#true} is VALID [2020-07-10 14:57:18,315 INFO L280 TraceCheckUtils]: 86: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:18,316 INFO L280 TraceCheckUtils]: 87: Hoare triple {9270#true} assume ~n < 1;#res := 0; {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-10 14:57:18,317 INFO L280 TraceCheckUtils]: 88: Hoare triple {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} assume true; {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} is VALID [2020-07-10 14:57:18,318 INFO L275 TraceCheckUtils]: 89: Hoare quadruple {9573#(and (<= |fibo2_#res| 0) (<= 0 |fibo2_#res|))} {9541#(and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))} #59#return; {9799#(and (<= 1 |fibo1_#t~ret0|) (<= 0 |fibo1_#t~ret1|) (<= |fibo1_#t~ret1| 0) (<= |fibo1_#t~ret0| 1))} is VALID [2020-07-10 14:57:18,319 INFO L280 TraceCheckUtils]: 90: Hoare triple {9799#(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~ret0;havoc #t~ret1; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:18,320 INFO L280 TraceCheckUtils]: 91: Hoare triple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:18,321 INFO L275 TraceCheckUtils]: 92: Hoare quadruple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {9270#true} #53#return; {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-10 14:57:18,322 INFO L280 TraceCheckUtils]: 93: Hoare triple {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-10 14:57:18,322 INFO L263 TraceCheckUtils]: 94: Hoare triple {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} call #t~ret3 := fibo1(~n - 2); {9270#true} is VALID [2020-07-10 14:57:18,322 INFO L280 TraceCheckUtils]: 95: Hoare triple {9270#true} ~n := #in~n; {9270#true} is VALID [2020-07-10 14:57:18,323 INFO L280 TraceCheckUtils]: 96: Hoare triple {9270#true} assume !(~n < 1); {9270#true} is VALID [2020-07-10 14:57:18,323 INFO L280 TraceCheckUtils]: 97: Hoare triple {9270#true} assume 1 == ~n;#res := 1; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:18,324 INFO L280 TraceCheckUtils]: 98: Hoare triple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} assume true; {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} is VALID [2020-07-10 14:57:18,325 INFO L275 TraceCheckUtils]: 99: Hoare quadruple {9561#(and (<= 1 |fibo1_#res|) (<= |fibo1_#res| 1))} {9554#(and (<= |fibo2_#t~ret2| 1) (<= 1 |fibo2_#t~ret2|))} #55#return; {9912#(and (<= |fibo2_#t~ret2| 1) (<= |fibo2_#t~ret3| 1) (<= 1 |fibo2_#t~ret3|) (<= 1 |fibo2_#t~ret2|))} is VALID [2020-07-10 14:57:18,327 INFO L280 TraceCheckUtils]: 100: Hoare triple {9912#(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; {9598#(and (<= |fibo2_#res| 2) (<= 2 |fibo2_#res|))} is VALID [2020-07-10 14:57:18,327 INFO L280 TraceCheckUtils]: 101: Hoare triple {9598#(and (<= |fibo2_#res| 2) (<= 2 |fibo2_#res|))} assume true; {9598#(and (<= |fibo2_#res| 2) (<= 2 |fibo2_#res|))} is VALID [2020-07-10 14:57:18,329 INFO L275 TraceCheckUtils]: 102: Hoare quadruple {9598#(and (<= |fibo2_#res| 2) (<= 2 |fibo2_#res|))} {9435#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))} #59#return; {9922#(and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3) (<= 2 |fibo1_#t~ret1|) (<= |fibo1_#t~ret1| 2))} is VALID [2020-07-10 14:57:18,330 INFO L280 TraceCheckUtils]: 103: Hoare triple {9922#(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~ret0;havoc #t~ret1; {9469#(and (<= 5 |fibo1_#res|) (<= |fibo1_#res| 5))} is VALID [2020-07-10 14:57:18,331 INFO L280 TraceCheckUtils]: 104: Hoare triple {9469#(and (<= 5 |fibo1_#res|) (<= |fibo1_#res| 5))} assume true; {9469#(and (<= 5 |fibo1_#res|) (<= |fibo1_#res| 5))} is VALID [2020-07-10 14:57:18,332 INFO L275 TraceCheckUtils]: 105: Hoare quadruple {9469#(and (<= 5 |fibo1_#res|) (<= |fibo1_#res| 5))} {9270#true} #51#return; {9374#(and (<= 5 |main_#t~ret4|) (<= |main_#t~ret4| 5))} is VALID [2020-07-10 14:57:18,333 INFO L280 TraceCheckUtils]: 106: Hoare triple {9374#(and (<= 5 |main_#t~ret4|) (<= |main_#t~ret4| 5))} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {9375#(and (< 4 main_~result~0) (<= main_~result~0 5))} is VALID [2020-07-10 14:57:18,334 INFO L280 TraceCheckUtils]: 107: Hoare triple {9375#(and (< 4 main_~result~0) (<= main_~result~0 5))} assume 5 != ~result~0; {9271#false} is VALID [2020-07-10 14:57:18,334 INFO L280 TraceCheckUtils]: 108: Hoare triple {9271#false} assume !false; {9271#false} is VALID [2020-07-10 14:57:18,350 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2020-07-10 14:57:18,351 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:57:18,351 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 28 [2020-07-10 14:57:18,351 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [389009769] [2020-07-10 14:57:18,352 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 109 [2020-07-10 14:57:18,353 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:57:18,354 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 28 states. [2020-07-10 14:57:18,444 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 66 edges. 66 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:57:18,444 INFO L459 AbstractCegarLoop]: Interpolant automaton has 28 states [2020-07-10 14:57:18,444 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:57:18,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2020-07-10 14:57:18,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=691, Unknown=0, NotChecked=0, Total=756 [2020-07-10 14:57:18,445 INFO L87 Difference]: Start difference. First operand 95 states and 116 transitions. Second operand 28 states. [2020-07-10 14:57:20,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:20,700 INFO L93 Difference]: Finished difference Result 112 states and 136 transitions. [2020-07-10 14:57:20,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-07-10 14:57:20,702 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 109 [2020-07-10 14:57:20,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:57:20,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2020-07-10 14:57:20,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 73 transitions. [2020-07-10 14:57:20,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2020-07-10 14:57:20,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 73 transitions. [2020-07-10 14:57:20,711 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 22 states and 73 transitions. [2020-07-10 14:57:20,848 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 73 edges. 73 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:57:20,853 INFO L225 Difference]: With dead ends: 112 [2020-07-10 14:57:20,853 INFO L226 Difference]: Without dead ends: 108 [2020-07-10 14:57:20,854 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 138 SyntacticMatches, 9 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=65, Invalid=691, Unknown=0, NotChecked=0, Total=756 [2020-07-10 14:57:20,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2020-07-10 14:57:20,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 105. [2020-07-10 14:57:20,979 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:57:20,979 INFO L82 GeneralOperation]: Start isEquivalent. First operand 108 states. Second operand 105 states. [2020-07-10 14:57:20,979 INFO L74 IsIncluded]: Start isIncluded. First operand 108 states. Second operand 105 states. [2020-07-10 14:57:20,979 INFO L87 Difference]: Start difference. First operand 108 states. Second operand 105 states. [2020-07-10 14:57:20,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:20,985 INFO L93 Difference]: Finished difference Result 108 states and 131 transitions. [2020-07-10 14:57:20,986 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 131 transitions. [2020-07-10 14:57:20,987 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:20,987 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:20,987 INFO L74 IsIncluded]: Start isIncluded. First operand 105 states. Second operand 108 states. [2020-07-10 14:57:20,988 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 108 states. [2020-07-10 14:57:20,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:20,994 INFO L93 Difference]: Finished difference Result 108 states and 131 transitions. [2020-07-10 14:57:20,994 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 131 transitions. [2020-07-10 14:57:20,995 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:20,995 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:20,995 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:57:20,995 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:57:20,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-07-10 14:57:21,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 128 transitions. [2020-07-10 14:57:21,001 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 128 transitions. Word has length 109 [2020-07-10 14:57:21,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:57:21,001 INFO L479 AbstractCegarLoop]: Abstraction has 105 states and 128 transitions. [2020-07-10 14:57:21,001 INFO L480 AbstractCegarLoop]: Interpolant automaton has 28 states. [2020-07-10 14:57:21,001 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 128 transitions. [2020-07-10 14:57:21,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-07-10 14:57:21,006 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:57:21,006 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:57:21,207 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:57:21,208 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:57:21,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:57:21,209 INFO L82 PathProgramCache]: Analyzing trace with hash 2095197631, now seen corresponding path program 1 times [2020-07-10 14:57:21,209 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:57:21,209 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976666469] [2020-07-10 14:57:21,210 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:57:21,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:21,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:21,276 INFO L280 TraceCheckUtils]: 0: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,276 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {10439#true} {10439#true} #47#return; {10439#true} is VALID [2020-07-10 14:57:21,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:21,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:21,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:21,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:21,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:21,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:21,553 INFO L280 TraceCheckUtils]: 0: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,554 INFO L280 TraceCheckUtils]: 1: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,554 INFO L280 TraceCheckUtils]: 2: Hoare triple {10439#true} assume 1 == ~n;#res := 1; {10439#true} is VALID [2020-07-10 14:57:21,555 INFO L280 TraceCheckUtils]: 3: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,556 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {10439#true} {10793#(<= 2 |fibo1_#in~n|)} #57#return; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:21,561 INFO L280 TraceCheckUtils]: 0: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,561 INFO L280 TraceCheckUtils]: 1: Hoare triple {10439#true} assume ~n < 1;#res := 0; {10439#true} is VALID [2020-07-10 14:57:21,562 INFO L280 TraceCheckUtils]: 2: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,563 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {10439#true} {10793#(<= 2 |fibo1_#in~n|)} #59#return; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,564 INFO L280 TraceCheckUtils]: 0: Hoare triple {10439#true} ~n := #in~n; {10558#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,565 INFO L280 TraceCheckUtils]: 1: Hoare triple {10558#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {10792#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-10 14:57:21,566 INFO L280 TraceCheckUtils]: 2: Hoare triple {10792#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume !(1 == ~n); {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,567 INFO L263 TraceCheckUtils]: 3: Hoare triple {10793#(<= 2 |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {10439#true} is VALID [2020-07-10 14:57:21,567 INFO L280 TraceCheckUtils]: 4: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,568 INFO L280 TraceCheckUtils]: 5: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,568 INFO L280 TraceCheckUtils]: 6: Hoare triple {10439#true} assume 1 == ~n;#res := 1; {10439#true} is VALID [2020-07-10 14:57:21,569 INFO L280 TraceCheckUtils]: 7: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,570 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {10439#true} {10793#(<= 2 |fibo1_#in~n|)} #57#return; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,571 INFO L280 TraceCheckUtils]: 9: Hoare triple {10793#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,572 INFO L263 TraceCheckUtils]: 10: Hoare triple {10793#(<= 2 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {10439#true} is VALID [2020-07-10 14:57:21,572 INFO L280 TraceCheckUtils]: 11: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,572 INFO L280 TraceCheckUtils]: 12: Hoare triple {10439#true} assume ~n < 1;#res := 0; {10439#true} is VALID [2020-07-10 14:57:21,573 INFO L280 TraceCheckUtils]: 13: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,574 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {10439#true} {10793#(<= 2 |fibo1_#in~n|)} #59#return; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,575 INFO L280 TraceCheckUtils]: 15: Hoare triple {10793#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,576 INFO L280 TraceCheckUtils]: 16: Hoare triple {10793#(<= 2 |fibo1_#in~n|)} assume true; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,579 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {10793#(<= 2 |fibo1_#in~n|)} {10767#(= fibo2_~n |fibo2_#in~n|)} #53#return; {10786#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:21,585 INFO L280 TraceCheckUtils]: 0: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,585 INFO L280 TraceCheckUtils]: 1: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,585 INFO L280 TraceCheckUtils]: 2: Hoare triple {10439#true} assume 1 == ~n;#res := 1; {10439#true} is VALID [2020-07-10 14:57:21,586 INFO L280 TraceCheckUtils]: 3: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,587 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {10439#true} {10786#(<= 3 |fibo2_#in~n|)} #55#return; {10786#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,589 INFO L280 TraceCheckUtils]: 0: Hoare triple {10439#true} ~n := #in~n; {10767#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,590 INFO L280 TraceCheckUtils]: 1: Hoare triple {10767#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {10767#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,590 INFO L280 TraceCheckUtils]: 2: Hoare triple {10767#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {10767#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,591 INFO L263 TraceCheckUtils]: 3: Hoare triple {10767#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {10439#true} is VALID [2020-07-10 14:57:21,592 INFO L280 TraceCheckUtils]: 4: Hoare triple {10439#true} ~n := #in~n; {10558#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,593 INFO L280 TraceCheckUtils]: 5: Hoare triple {10558#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {10792#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-10 14:57:21,595 INFO L280 TraceCheckUtils]: 6: Hoare triple {10792#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume !(1 == ~n); {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,595 INFO L263 TraceCheckUtils]: 7: Hoare triple {10793#(<= 2 |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {10439#true} is VALID [2020-07-10 14:57:21,595 INFO L280 TraceCheckUtils]: 8: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,596 INFO L280 TraceCheckUtils]: 9: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,596 INFO L280 TraceCheckUtils]: 10: Hoare triple {10439#true} assume 1 == ~n;#res := 1; {10439#true} is VALID [2020-07-10 14:57:21,596 INFO L280 TraceCheckUtils]: 11: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,598 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {10439#true} {10793#(<= 2 |fibo1_#in~n|)} #57#return; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,599 INFO L280 TraceCheckUtils]: 13: Hoare triple {10793#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,600 INFO L263 TraceCheckUtils]: 14: Hoare triple {10793#(<= 2 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {10439#true} is VALID [2020-07-10 14:57:21,600 INFO L280 TraceCheckUtils]: 15: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,600 INFO L280 TraceCheckUtils]: 16: Hoare triple {10439#true} assume ~n < 1;#res := 0; {10439#true} is VALID [2020-07-10 14:57:21,601 INFO L280 TraceCheckUtils]: 17: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,602 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {10439#true} {10793#(<= 2 |fibo1_#in~n|)} #59#return; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,603 INFO L280 TraceCheckUtils]: 19: Hoare triple {10793#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,604 INFO L280 TraceCheckUtils]: 20: Hoare triple {10793#(<= 2 |fibo1_#in~n|)} assume true; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,606 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {10793#(<= 2 |fibo1_#in~n|)} {10767#(= fibo2_~n |fibo2_#in~n|)} #53#return; {10786#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,607 INFO L280 TraceCheckUtils]: 22: Hoare triple {10786#(<= 3 |fibo2_#in~n|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {10786#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,608 INFO L263 TraceCheckUtils]: 23: Hoare triple {10786#(<= 3 |fibo2_#in~n|)} call #t~ret3 := fibo1(~n - 2); {10439#true} is VALID [2020-07-10 14:57:21,608 INFO L280 TraceCheckUtils]: 24: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,609 INFO L280 TraceCheckUtils]: 25: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,609 INFO L280 TraceCheckUtils]: 26: Hoare triple {10439#true} assume 1 == ~n;#res := 1; {10439#true} is VALID [2020-07-10 14:57:21,609 INFO L280 TraceCheckUtils]: 27: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,611 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {10439#true} {10786#(<= 3 |fibo2_#in~n|)} #55#return; {10786#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,612 INFO L280 TraceCheckUtils]: 29: Hoare triple {10786#(<= 3 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {10786#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,613 INFO L280 TraceCheckUtils]: 30: Hoare triple {10786#(<= 3 |fibo2_#in~n|)} assume true; {10786#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,615 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {10786#(<= 3 |fibo2_#in~n|)} {10439#true} #57#return; {10761#(<= 4 fibo1_~n)} is VALID [2020-07-10 14:57:21,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:21,645 INFO L280 TraceCheckUtils]: 0: Hoare triple {10439#true} ~n := #in~n; {10767#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,646 INFO L280 TraceCheckUtils]: 1: Hoare triple {10767#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {10767#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,647 INFO L280 TraceCheckUtils]: 2: Hoare triple {10767#(= fibo2_~n |fibo2_#in~n|)} assume 1 == ~n;#res := 1; {10803#(<= |fibo2_#in~n| 1)} is VALID [2020-07-10 14:57:21,648 INFO L280 TraceCheckUtils]: 3: Hoare triple {10803#(<= |fibo2_#in~n| 1)} assume true; {10803#(<= |fibo2_#in~n| 1)} is VALID [2020-07-10 14:57:21,650 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {10803#(<= |fibo2_#in~n| 1)} {10761#(<= 4 fibo1_~n)} #59#return; {10440#false} is VALID [2020-07-10 14:57:21,651 INFO L280 TraceCheckUtils]: 0: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,651 INFO L280 TraceCheckUtils]: 1: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,651 INFO L280 TraceCheckUtils]: 2: Hoare triple {10439#true} assume !(1 == ~n); {10439#true} is VALID [2020-07-10 14:57:21,652 INFO L263 TraceCheckUtils]: 3: Hoare triple {10439#true} call #t~ret0 := fibo2(~n - 1); {10439#true} is VALID [2020-07-10 14:57:21,653 INFO L280 TraceCheckUtils]: 4: Hoare triple {10439#true} ~n := #in~n; {10767#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,654 INFO L280 TraceCheckUtils]: 5: Hoare triple {10767#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {10767#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,655 INFO L280 TraceCheckUtils]: 6: Hoare triple {10767#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {10767#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,655 INFO L263 TraceCheckUtils]: 7: Hoare triple {10767#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {10439#true} is VALID [2020-07-10 14:57:21,656 INFO L280 TraceCheckUtils]: 8: Hoare triple {10439#true} ~n := #in~n; {10558#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,657 INFO L280 TraceCheckUtils]: 9: Hoare triple {10558#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {10792#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-10 14:57:21,659 INFO L280 TraceCheckUtils]: 10: Hoare triple {10792#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume !(1 == ~n); {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,659 INFO L263 TraceCheckUtils]: 11: Hoare triple {10793#(<= 2 |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {10439#true} is VALID [2020-07-10 14:57:21,660 INFO L280 TraceCheckUtils]: 12: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,660 INFO L280 TraceCheckUtils]: 13: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,660 INFO L280 TraceCheckUtils]: 14: Hoare triple {10439#true} assume 1 == ~n;#res := 1; {10439#true} is VALID [2020-07-10 14:57:21,661 INFO L280 TraceCheckUtils]: 15: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,662 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {10439#true} {10793#(<= 2 |fibo1_#in~n|)} #57#return; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,663 INFO L280 TraceCheckUtils]: 17: Hoare triple {10793#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,664 INFO L263 TraceCheckUtils]: 18: Hoare triple {10793#(<= 2 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {10439#true} is VALID [2020-07-10 14:57:21,664 INFO L280 TraceCheckUtils]: 19: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,664 INFO L280 TraceCheckUtils]: 20: Hoare triple {10439#true} assume ~n < 1;#res := 0; {10439#true} is VALID [2020-07-10 14:57:21,665 INFO L280 TraceCheckUtils]: 21: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,666 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {10439#true} {10793#(<= 2 |fibo1_#in~n|)} #59#return; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,667 INFO L280 TraceCheckUtils]: 23: Hoare triple {10793#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,668 INFO L280 TraceCheckUtils]: 24: Hoare triple {10793#(<= 2 |fibo1_#in~n|)} assume true; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,669 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {10793#(<= 2 |fibo1_#in~n|)} {10767#(= fibo2_~n |fibo2_#in~n|)} #53#return; {10786#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,670 INFO L280 TraceCheckUtils]: 26: Hoare triple {10786#(<= 3 |fibo2_#in~n|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {10786#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,671 INFO L263 TraceCheckUtils]: 27: Hoare triple {10786#(<= 3 |fibo2_#in~n|)} call #t~ret3 := fibo1(~n - 2); {10439#true} is VALID [2020-07-10 14:57:21,671 INFO L280 TraceCheckUtils]: 28: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,671 INFO L280 TraceCheckUtils]: 29: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,672 INFO L280 TraceCheckUtils]: 30: Hoare triple {10439#true} assume 1 == ~n;#res := 1; {10439#true} is VALID [2020-07-10 14:57:21,672 INFO L280 TraceCheckUtils]: 31: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,673 INFO L275 TraceCheckUtils]: 32: Hoare quadruple {10439#true} {10786#(<= 3 |fibo2_#in~n|)} #55#return; {10786#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,674 INFO L280 TraceCheckUtils]: 33: Hoare triple {10786#(<= 3 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {10786#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,675 INFO L280 TraceCheckUtils]: 34: Hoare triple {10786#(<= 3 |fibo2_#in~n|)} assume true; {10786#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,677 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {10786#(<= 3 |fibo2_#in~n|)} {10439#true} #57#return; {10761#(<= 4 fibo1_~n)} is VALID [2020-07-10 14:57:21,678 INFO L280 TraceCheckUtils]: 36: Hoare triple {10761#(<= 4 fibo1_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {10761#(<= 4 fibo1_~n)} is VALID [2020-07-10 14:57:21,678 INFO L263 TraceCheckUtils]: 37: Hoare triple {10761#(<= 4 fibo1_~n)} call #t~ret1 := fibo2(~n - 2); {10439#true} is VALID [2020-07-10 14:57:21,679 INFO L280 TraceCheckUtils]: 38: Hoare triple {10439#true} ~n := #in~n; {10767#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,680 INFO L280 TraceCheckUtils]: 39: Hoare triple {10767#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {10767#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,681 INFO L280 TraceCheckUtils]: 40: Hoare triple {10767#(= fibo2_~n |fibo2_#in~n|)} assume 1 == ~n;#res := 1; {10803#(<= |fibo2_#in~n| 1)} is VALID [2020-07-10 14:57:21,682 INFO L280 TraceCheckUtils]: 41: Hoare triple {10803#(<= |fibo2_#in~n| 1)} assume true; {10803#(<= |fibo2_#in~n| 1)} is VALID [2020-07-10 14:57:21,683 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {10803#(<= |fibo2_#in~n| 1)} {10761#(<= 4 fibo1_~n)} #59#return; {10440#false} is VALID [2020-07-10 14:57:21,684 INFO L280 TraceCheckUtils]: 43: Hoare triple {10440#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {10440#false} is VALID [2020-07-10 14:57:21,684 INFO L280 TraceCheckUtils]: 44: Hoare triple {10440#false} assume true; {10440#false} is VALID [2020-07-10 14:57:21,684 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {10440#false} {10439#true} #53#return; {10440#false} is VALID [2020-07-10 14:57:21,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:21,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:21,699 INFO L280 TraceCheckUtils]: 0: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,699 INFO L280 TraceCheckUtils]: 1: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,700 INFO L280 TraceCheckUtils]: 2: Hoare triple {10439#true} assume 1 == ~n;#res := 1; {10439#true} is VALID [2020-07-10 14:57:21,700 INFO L280 TraceCheckUtils]: 3: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,700 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {10439#true} {10439#true} #57#return; {10439#true} is VALID [2020-07-10 14:57:21,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:21,705 INFO L280 TraceCheckUtils]: 0: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,705 INFO L280 TraceCheckUtils]: 1: Hoare triple {10439#true} assume ~n < 1;#res := 0; {10439#true} is VALID [2020-07-10 14:57:21,705 INFO L280 TraceCheckUtils]: 2: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,706 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {10439#true} {10439#true} #59#return; {10439#true} is VALID [2020-07-10 14:57:21,706 INFO L280 TraceCheckUtils]: 0: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,707 INFO L280 TraceCheckUtils]: 1: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,707 INFO L280 TraceCheckUtils]: 2: Hoare triple {10439#true} assume !(1 == ~n); {10439#true} is VALID [2020-07-10 14:57:21,707 INFO L263 TraceCheckUtils]: 3: Hoare triple {10439#true} call #t~ret0 := fibo2(~n - 1); {10439#true} is VALID [2020-07-10 14:57:21,708 INFO L280 TraceCheckUtils]: 4: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,708 INFO L280 TraceCheckUtils]: 5: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,708 INFO L280 TraceCheckUtils]: 6: Hoare triple {10439#true} assume 1 == ~n;#res := 1; {10439#true} is VALID [2020-07-10 14:57:21,709 INFO L280 TraceCheckUtils]: 7: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,709 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {10439#true} {10439#true} #57#return; {10439#true} is VALID [2020-07-10 14:57:21,709 INFO L280 TraceCheckUtils]: 9: Hoare triple {10439#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {10439#true} is VALID [2020-07-10 14:57:21,710 INFO L263 TraceCheckUtils]: 10: Hoare triple {10439#true} call #t~ret1 := fibo2(~n - 2); {10439#true} is VALID [2020-07-10 14:57:21,710 INFO L280 TraceCheckUtils]: 11: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,710 INFO L280 TraceCheckUtils]: 12: Hoare triple {10439#true} assume ~n < 1;#res := 0; {10439#true} is VALID [2020-07-10 14:57:21,711 INFO L280 TraceCheckUtils]: 13: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,711 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {10439#true} {10439#true} #59#return; {10439#true} is VALID [2020-07-10 14:57:21,711 INFO L280 TraceCheckUtils]: 15: Hoare triple {10439#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {10439#true} is VALID [2020-07-10 14:57:21,712 INFO L280 TraceCheckUtils]: 16: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,712 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {10439#true} {10440#false} #55#return; {10440#false} is VALID [2020-07-10 14:57:21,713 INFO L280 TraceCheckUtils]: 0: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,713 INFO L280 TraceCheckUtils]: 1: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,713 INFO L280 TraceCheckUtils]: 2: Hoare triple {10439#true} assume !(1 == ~n); {10439#true} is VALID [2020-07-10 14:57:21,714 INFO L263 TraceCheckUtils]: 3: Hoare triple {10439#true} call #t~ret2 := fibo1(~n - 1); {10439#true} is VALID [2020-07-10 14:57:21,714 INFO L280 TraceCheckUtils]: 4: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,714 INFO L280 TraceCheckUtils]: 5: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,715 INFO L280 TraceCheckUtils]: 6: Hoare triple {10439#true} assume !(1 == ~n); {10439#true} is VALID [2020-07-10 14:57:21,715 INFO L263 TraceCheckUtils]: 7: Hoare triple {10439#true} call #t~ret0 := fibo2(~n - 1); {10439#true} is VALID [2020-07-10 14:57:21,716 INFO L280 TraceCheckUtils]: 8: Hoare triple {10439#true} ~n := #in~n; {10767#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,717 INFO L280 TraceCheckUtils]: 9: Hoare triple {10767#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {10767#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,718 INFO L280 TraceCheckUtils]: 10: Hoare triple {10767#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {10767#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,718 INFO L263 TraceCheckUtils]: 11: Hoare triple {10767#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {10439#true} is VALID [2020-07-10 14:57:21,719 INFO L280 TraceCheckUtils]: 12: Hoare triple {10439#true} ~n := #in~n; {10558#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,721 INFO L280 TraceCheckUtils]: 13: Hoare triple {10558#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {10792#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-10 14:57:21,722 INFO L280 TraceCheckUtils]: 14: Hoare triple {10792#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume !(1 == ~n); {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,722 INFO L263 TraceCheckUtils]: 15: Hoare triple {10793#(<= 2 |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {10439#true} is VALID [2020-07-10 14:57:21,723 INFO L280 TraceCheckUtils]: 16: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,723 INFO L280 TraceCheckUtils]: 17: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,723 INFO L280 TraceCheckUtils]: 18: Hoare triple {10439#true} assume 1 == ~n;#res := 1; {10439#true} is VALID [2020-07-10 14:57:21,724 INFO L280 TraceCheckUtils]: 19: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,725 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {10439#true} {10793#(<= 2 |fibo1_#in~n|)} #57#return; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,726 INFO L280 TraceCheckUtils]: 21: Hoare triple {10793#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,727 INFO L263 TraceCheckUtils]: 22: Hoare triple {10793#(<= 2 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {10439#true} is VALID [2020-07-10 14:57:21,727 INFO L280 TraceCheckUtils]: 23: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,727 INFO L280 TraceCheckUtils]: 24: Hoare triple {10439#true} assume ~n < 1;#res := 0; {10439#true} is VALID [2020-07-10 14:57:21,728 INFO L280 TraceCheckUtils]: 25: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,729 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {10439#true} {10793#(<= 2 |fibo1_#in~n|)} #59#return; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,730 INFO L280 TraceCheckUtils]: 27: Hoare triple {10793#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,731 INFO L280 TraceCheckUtils]: 28: Hoare triple {10793#(<= 2 |fibo1_#in~n|)} assume true; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,733 INFO L275 TraceCheckUtils]: 29: Hoare quadruple {10793#(<= 2 |fibo1_#in~n|)} {10767#(= fibo2_~n |fibo2_#in~n|)} #53#return; {10786#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,734 INFO L280 TraceCheckUtils]: 30: Hoare triple {10786#(<= 3 |fibo2_#in~n|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {10786#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,734 INFO L263 TraceCheckUtils]: 31: Hoare triple {10786#(<= 3 |fibo2_#in~n|)} call #t~ret3 := fibo1(~n - 2); {10439#true} is VALID [2020-07-10 14:57:21,734 INFO L280 TraceCheckUtils]: 32: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,735 INFO L280 TraceCheckUtils]: 33: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,735 INFO L280 TraceCheckUtils]: 34: Hoare triple {10439#true} assume 1 == ~n;#res := 1; {10439#true} is VALID [2020-07-10 14:57:21,735 INFO L280 TraceCheckUtils]: 35: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,737 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {10439#true} {10786#(<= 3 |fibo2_#in~n|)} #55#return; {10786#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,738 INFO L280 TraceCheckUtils]: 37: Hoare triple {10786#(<= 3 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {10786#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,739 INFO L280 TraceCheckUtils]: 38: Hoare triple {10786#(<= 3 |fibo2_#in~n|)} assume true; {10786#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,741 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {10786#(<= 3 |fibo2_#in~n|)} {10439#true} #57#return; {10761#(<= 4 fibo1_~n)} is VALID [2020-07-10 14:57:21,742 INFO L280 TraceCheckUtils]: 40: Hoare triple {10761#(<= 4 fibo1_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {10761#(<= 4 fibo1_~n)} is VALID [2020-07-10 14:57:21,742 INFO L263 TraceCheckUtils]: 41: Hoare triple {10761#(<= 4 fibo1_~n)} call #t~ret1 := fibo2(~n - 2); {10439#true} is VALID [2020-07-10 14:57:21,743 INFO L280 TraceCheckUtils]: 42: Hoare triple {10439#true} ~n := #in~n; {10767#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,744 INFO L280 TraceCheckUtils]: 43: Hoare triple {10767#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {10767#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,745 INFO L280 TraceCheckUtils]: 44: Hoare triple {10767#(= fibo2_~n |fibo2_#in~n|)} assume 1 == ~n;#res := 1; {10803#(<= |fibo2_#in~n| 1)} is VALID [2020-07-10 14:57:21,746 INFO L280 TraceCheckUtils]: 45: Hoare triple {10803#(<= |fibo2_#in~n| 1)} assume true; {10803#(<= |fibo2_#in~n| 1)} is VALID [2020-07-10 14:57:21,747 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {10803#(<= |fibo2_#in~n| 1)} {10761#(<= 4 fibo1_~n)} #59#return; {10440#false} is VALID [2020-07-10 14:57:21,748 INFO L280 TraceCheckUtils]: 47: Hoare triple {10440#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {10440#false} is VALID [2020-07-10 14:57:21,748 INFO L280 TraceCheckUtils]: 48: Hoare triple {10440#false} assume true; {10440#false} is VALID [2020-07-10 14:57:21,748 INFO L275 TraceCheckUtils]: 49: Hoare quadruple {10440#false} {10439#true} #53#return; {10440#false} is VALID [2020-07-10 14:57:21,749 INFO L280 TraceCheckUtils]: 50: Hoare triple {10440#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {10440#false} is VALID [2020-07-10 14:57:21,749 INFO L263 TraceCheckUtils]: 51: Hoare triple {10440#false} call #t~ret3 := fibo1(~n - 2); {10439#true} is VALID [2020-07-10 14:57:21,749 INFO L280 TraceCheckUtils]: 52: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,750 INFO L280 TraceCheckUtils]: 53: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,750 INFO L280 TraceCheckUtils]: 54: Hoare triple {10439#true} assume !(1 == ~n); {10439#true} is VALID [2020-07-10 14:57:21,750 INFO L263 TraceCheckUtils]: 55: Hoare triple {10439#true} call #t~ret0 := fibo2(~n - 1); {10439#true} is VALID [2020-07-10 14:57:21,750 INFO L280 TraceCheckUtils]: 56: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,751 INFO L280 TraceCheckUtils]: 57: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,751 INFO L280 TraceCheckUtils]: 58: Hoare triple {10439#true} assume 1 == ~n;#res := 1; {10439#true} is VALID [2020-07-10 14:57:21,751 INFO L280 TraceCheckUtils]: 59: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,752 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {10439#true} {10439#true} #57#return; {10439#true} is VALID [2020-07-10 14:57:21,752 INFO L280 TraceCheckUtils]: 61: Hoare triple {10439#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {10439#true} is VALID [2020-07-10 14:57:21,752 INFO L263 TraceCheckUtils]: 62: Hoare triple {10439#true} call #t~ret1 := fibo2(~n - 2); {10439#true} is VALID [2020-07-10 14:57:21,753 INFO L280 TraceCheckUtils]: 63: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,753 INFO L280 TraceCheckUtils]: 64: Hoare triple {10439#true} assume ~n < 1;#res := 0; {10439#true} is VALID [2020-07-10 14:57:21,753 INFO L280 TraceCheckUtils]: 65: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,753 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {10439#true} {10439#true} #59#return; {10439#true} is VALID [2020-07-10 14:57:21,754 INFO L280 TraceCheckUtils]: 67: Hoare triple {10439#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {10439#true} is VALID [2020-07-10 14:57:21,754 INFO L280 TraceCheckUtils]: 68: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,754 INFO L275 TraceCheckUtils]: 69: Hoare quadruple {10439#true} {10440#false} #55#return; {10440#false} is VALID [2020-07-10 14:57:21,755 INFO L280 TraceCheckUtils]: 70: Hoare triple {10440#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {10440#false} is VALID [2020-07-10 14:57:21,755 INFO L280 TraceCheckUtils]: 71: Hoare triple {10440#false} assume true; {10440#false} is VALID [2020-07-10 14:57:21,755 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {10440#false} {10558#(= fibo1_~n |fibo1_#in~n|)} #57#return; {10632#(<= 6 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:21,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:21,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:21,807 INFO L280 TraceCheckUtils]: 0: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,807 INFO L280 TraceCheckUtils]: 1: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,808 INFO L280 TraceCheckUtils]: 2: Hoare triple {10439#true} assume 1 == ~n;#res := 1; {10439#true} is VALID [2020-07-10 14:57:21,808 INFO L280 TraceCheckUtils]: 3: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,809 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {10439#true} {10439#true} #57#return; {10439#true} is VALID [2020-07-10 14:57:21,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:21,814 INFO L280 TraceCheckUtils]: 0: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,814 INFO L280 TraceCheckUtils]: 1: Hoare triple {10439#true} assume ~n < 1;#res := 0; {10439#true} is VALID [2020-07-10 14:57:21,815 INFO L280 TraceCheckUtils]: 2: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,815 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {10439#true} {10439#true} #59#return; {10439#true} is VALID [2020-07-10 14:57:21,815 INFO L280 TraceCheckUtils]: 0: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,816 INFO L280 TraceCheckUtils]: 1: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,816 INFO L280 TraceCheckUtils]: 2: Hoare triple {10439#true} assume !(1 == ~n); {10439#true} is VALID [2020-07-10 14:57:21,817 INFO L263 TraceCheckUtils]: 3: Hoare triple {10439#true} call #t~ret0 := fibo2(~n - 1); {10439#true} is VALID [2020-07-10 14:57:21,817 INFO L280 TraceCheckUtils]: 4: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,817 INFO L280 TraceCheckUtils]: 5: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,818 INFO L280 TraceCheckUtils]: 6: Hoare triple {10439#true} assume 1 == ~n;#res := 1; {10439#true} is VALID [2020-07-10 14:57:21,818 INFO L280 TraceCheckUtils]: 7: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,818 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {10439#true} {10439#true} #57#return; {10439#true} is VALID [2020-07-10 14:57:21,819 INFO L280 TraceCheckUtils]: 9: Hoare triple {10439#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {10439#true} is VALID [2020-07-10 14:57:21,819 INFO L263 TraceCheckUtils]: 10: Hoare triple {10439#true} call #t~ret1 := fibo2(~n - 2); {10439#true} is VALID [2020-07-10 14:57:21,819 INFO L280 TraceCheckUtils]: 11: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,820 INFO L280 TraceCheckUtils]: 12: Hoare triple {10439#true} assume ~n < 1;#res := 0; {10439#true} is VALID [2020-07-10 14:57:21,820 INFO L280 TraceCheckUtils]: 13: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,820 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {10439#true} {10439#true} #59#return; {10439#true} is VALID [2020-07-10 14:57:21,821 INFO L280 TraceCheckUtils]: 15: Hoare triple {10439#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {10439#true} is VALID [2020-07-10 14:57:21,821 INFO L280 TraceCheckUtils]: 16: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,821 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {10439#true} {10439#true} #53#return; {10439#true} is VALID [2020-07-10 14:57:21,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:21,829 INFO L280 TraceCheckUtils]: 0: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,829 INFO L280 TraceCheckUtils]: 1: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,830 INFO L280 TraceCheckUtils]: 2: Hoare triple {10439#true} assume 1 == ~n;#res := 1; {10439#true} is VALID [2020-07-10 14:57:21,830 INFO L280 TraceCheckUtils]: 3: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,830 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {10439#true} {10439#true} #55#return; {10439#true} is VALID [2020-07-10 14:57:21,831 INFO L280 TraceCheckUtils]: 0: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,831 INFO L280 TraceCheckUtils]: 1: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,832 INFO L280 TraceCheckUtils]: 2: Hoare triple {10439#true} assume !(1 == ~n); {10439#true} is VALID [2020-07-10 14:57:21,832 INFO L263 TraceCheckUtils]: 3: Hoare triple {10439#true} call #t~ret2 := fibo1(~n - 1); {10439#true} is VALID [2020-07-10 14:57:21,832 INFO L280 TraceCheckUtils]: 4: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,833 INFO L280 TraceCheckUtils]: 5: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,833 INFO L280 TraceCheckUtils]: 6: Hoare triple {10439#true} assume !(1 == ~n); {10439#true} is VALID [2020-07-10 14:57:21,833 INFO L263 TraceCheckUtils]: 7: Hoare triple {10439#true} call #t~ret0 := fibo2(~n - 1); {10439#true} is VALID [2020-07-10 14:57:21,833 INFO L280 TraceCheckUtils]: 8: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,834 INFO L280 TraceCheckUtils]: 9: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,834 INFO L280 TraceCheckUtils]: 10: Hoare triple {10439#true} assume 1 == ~n;#res := 1; {10439#true} is VALID [2020-07-10 14:57:21,834 INFO L280 TraceCheckUtils]: 11: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,835 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {10439#true} {10439#true} #57#return; {10439#true} is VALID [2020-07-10 14:57:21,835 INFO L280 TraceCheckUtils]: 13: Hoare triple {10439#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {10439#true} is VALID [2020-07-10 14:57:21,835 INFO L263 TraceCheckUtils]: 14: Hoare triple {10439#true} call #t~ret1 := fibo2(~n - 2); {10439#true} is VALID [2020-07-10 14:57:21,836 INFO L280 TraceCheckUtils]: 15: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,836 INFO L280 TraceCheckUtils]: 16: Hoare triple {10439#true} assume ~n < 1;#res := 0; {10439#true} is VALID [2020-07-10 14:57:21,836 INFO L280 TraceCheckUtils]: 17: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,837 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {10439#true} {10439#true} #59#return; {10439#true} is VALID [2020-07-10 14:57:21,837 INFO L280 TraceCheckUtils]: 19: Hoare triple {10439#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {10439#true} is VALID [2020-07-10 14:57:21,837 INFO L280 TraceCheckUtils]: 20: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,838 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {10439#true} {10439#true} #53#return; {10439#true} is VALID [2020-07-10 14:57:21,838 INFO L280 TraceCheckUtils]: 22: Hoare triple {10439#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {10439#true} is VALID [2020-07-10 14:57:21,838 INFO L263 TraceCheckUtils]: 23: Hoare triple {10439#true} call #t~ret3 := fibo1(~n - 2); {10439#true} is VALID [2020-07-10 14:57:21,839 INFO L280 TraceCheckUtils]: 24: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,839 INFO L280 TraceCheckUtils]: 25: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,839 INFO L280 TraceCheckUtils]: 26: Hoare triple {10439#true} assume 1 == ~n;#res := 1; {10439#true} is VALID [2020-07-10 14:57:21,840 INFO L280 TraceCheckUtils]: 27: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,840 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {10439#true} {10439#true} #55#return; {10439#true} is VALID [2020-07-10 14:57:21,840 INFO L280 TraceCheckUtils]: 29: Hoare triple {10439#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {10439#true} is VALID [2020-07-10 14:57:21,841 INFO L280 TraceCheckUtils]: 30: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,846 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {10439#true} {10632#(<= 6 |fibo1_#in~n|)} #59#return; {10632#(<= 6 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,848 INFO L280 TraceCheckUtils]: 0: Hoare triple {10439#true} ~n := #in~n; {10558#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,849 INFO L280 TraceCheckUtils]: 1: Hoare triple {10558#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {10558#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,849 INFO L280 TraceCheckUtils]: 2: Hoare triple {10558#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {10558#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,850 INFO L263 TraceCheckUtils]: 3: Hoare triple {10558#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {10439#true} is VALID [2020-07-10 14:57:21,850 INFO L280 TraceCheckUtils]: 4: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,850 INFO L280 TraceCheckUtils]: 5: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,851 INFO L280 TraceCheckUtils]: 6: Hoare triple {10439#true} assume !(1 == ~n); {10439#true} is VALID [2020-07-10 14:57:21,851 INFO L263 TraceCheckUtils]: 7: Hoare triple {10439#true} call #t~ret2 := fibo1(~n - 1); {10439#true} is VALID [2020-07-10 14:57:21,851 INFO L280 TraceCheckUtils]: 8: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,852 INFO L280 TraceCheckUtils]: 9: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,852 INFO L280 TraceCheckUtils]: 10: Hoare triple {10439#true} assume !(1 == ~n); {10439#true} is VALID [2020-07-10 14:57:21,852 INFO L263 TraceCheckUtils]: 11: Hoare triple {10439#true} call #t~ret0 := fibo2(~n - 1); {10439#true} is VALID [2020-07-10 14:57:21,853 INFO L280 TraceCheckUtils]: 12: Hoare triple {10439#true} ~n := #in~n; {10767#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,854 INFO L280 TraceCheckUtils]: 13: Hoare triple {10767#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {10767#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,855 INFO L280 TraceCheckUtils]: 14: Hoare triple {10767#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {10767#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,855 INFO L263 TraceCheckUtils]: 15: Hoare triple {10767#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {10439#true} is VALID [2020-07-10 14:57:21,856 INFO L280 TraceCheckUtils]: 16: Hoare triple {10439#true} ~n := #in~n; {10558#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,857 INFO L280 TraceCheckUtils]: 17: Hoare triple {10558#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {10792#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-10 14:57:21,858 INFO L280 TraceCheckUtils]: 18: Hoare triple {10792#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume !(1 == ~n); {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,859 INFO L263 TraceCheckUtils]: 19: Hoare triple {10793#(<= 2 |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {10439#true} is VALID [2020-07-10 14:57:21,859 INFO L280 TraceCheckUtils]: 20: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,859 INFO L280 TraceCheckUtils]: 21: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,860 INFO L280 TraceCheckUtils]: 22: Hoare triple {10439#true} assume 1 == ~n;#res := 1; {10439#true} is VALID [2020-07-10 14:57:21,860 INFO L280 TraceCheckUtils]: 23: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,861 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {10439#true} {10793#(<= 2 |fibo1_#in~n|)} #57#return; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,862 INFO L280 TraceCheckUtils]: 25: Hoare triple {10793#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,862 INFO L263 TraceCheckUtils]: 26: Hoare triple {10793#(<= 2 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {10439#true} is VALID [2020-07-10 14:57:21,863 INFO L280 TraceCheckUtils]: 27: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,863 INFO L280 TraceCheckUtils]: 28: Hoare triple {10439#true} assume ~n < 1;#res := 0; {10439#true} is VALID [2020-07-10 14:57:21,863 INFO L280 TraceCheckUtils]: 29: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,865 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {10439#true} {10793#(<= 2 |fibo1_#in~n|)} #59#return; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,865 INFO L280 TraceCheckUtils]: 31: Hoare triple {10793#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,866 INFO L280 TraceCheckUtils]: 32: Hoare triple {10793#(<= 2 |fibo1_#in~n|)} assume true; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,868 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {10793#(<= 2 |fibo1_#in~n|)} {10767#(= fibo2_~n |fibo2_#in~n|)} #53#return; {10786#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,869 INFO L280 TraceCheckUtils]: 34: Hoare triple {10786#(<= 3 |fibo2_#in~n|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {10786#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,869 INFO L263 TraceCheckUtils]: 35: Hoare triple {10786#(<= 3 |fibo2_#in~n|)} call #t~ret3 := fibo1(~n - 2); {10439#true} is VALID [2020-07-10 14:57:21,870 INFO L280 TraceCheckUtils]: 36: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,870 INFO L280 TraceCheckUtils]: 37: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,870 INFO L280 TraceCheckUtils]: 38: Hoare triple {10439#true} assume 1 == ~n;#res := 1; {10439#true} is VALID [2020-07-10 14:57:21,870 INFO L280 TraceCheckUtils]: 39: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,872 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {10439#true} {10786#(<= 3 |fibo2_#in~n|)} #55#return; {10786#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,873 INFO L280 TraceCheckUtils]: 41: Hoare triple {10786#(<= 3 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {10786#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,874 INFO L280 TraceCheckUtils]: 42: Hoare triple {10786#(<= 3 |fibo2_#in~n|)} assume true; {10786#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,875 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {10786#(<= 3 |fibo2_#in~n|)} {10439#true} #57#return; {10761#(<= 4 fibo1_~n)} is VALID [2020-07-10 14:57:21,877 INFO L280 TraceCheckUtils]: 44: Hoare triple {10761#(<= 4 fibo1_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {10761#(<= 4 fibo1_~n)} is VALID [2020-07-10 14:57:21,877 INFO L263 TraceCheckUtils]: 45: Hoare triple {10761#(<= 4 fibo1_~n)} call #t~ret1 := fibo2(~n - 2); {10439#true} is VALID [2020-07-10 14:57:21,878 INFO L280 TraceCheckUtils]: 46: Hoare triple {10439#true} ~n := #in~n; {10767#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,879 INFO L280 TraceCheckUtils]: 47: Hoare triple {10767#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {10767#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,880 INFO L280 TraceCheckUtils]: 48: Hoare triple {10767#(= fibo2_~n |fibo2_#in~n|)} assume 1 == ~n;#res := 1; {10803#(<= |fibo2_#in~n| 1)} is VALID [2020-07-10 14:57:21,880 INFO L280 TraceCheckUtils]: 49: Hoare triple {10803#(<= |fibo2_#in~n| 1)} assume true; {10803#(<= |fibo2_#in~n| 1)} is VALID [2020-07-10 14:57:21,882 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {10803#(<= |fibo2_#in~n| 1)} {10761#(<= 4 fibo1_~n)} #59#return; {10440#false} is VALID [2020-07-10 14:57:21,882 INFO L280 TraceCheckUtils]: 51: Hoare triple {10440#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {10440#false} is VALID [2020-07-10 14:57:21,883 INFO L280 TraceCheckUtils]: 52: Hoare triple {10440#false} assume true; {10440#false} is VALID [2020-07-10 14:57:21,883 INFO L275 TraceCheckUtils]: 53: Hoare quadruple {10440#false} {10439#true} #53#return; {10440#false} is VALID [2020-07-10 14:57:21,883 INFO L280 TraceCheckUtils]: 54: Hoare triple {10440#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {10440#false} is VALID [2020-07-10 14:57:21,884 INFO L263 TraceCheckUtils]: 55: Hoare triple {10440#false} call #t~ret3 := fibo1(~n - 2); {10439#true} is VALID [2020-07-10 14:57:21,884 INFO L280 TraceCheckUtils]: 56: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,884 INFO L280 TraceCheckUtils]: 57: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,885 INFO L280 TraceCheckUtils]: 58: Hoare triple {10439#true} assume !(1 == ~n); {10439#true} is VALID [2020-07-10 14:57:21,885 INFO L263 TraceCheckUtils]: 59: Hoare triple {10439#true} call #t~ret0 := fibo2(~n - 1); {10439#true} is VALID [2020-07-10 14:57:21,885 INFO L280 TraceCheckUtils]: 60: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,886 INFO L280 TraceCheckUtils]: 61: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,886 INFO L280 TraceCheckUtils]: 62: Hoare triple {10439#true} assume 1 == ~n;#res := 1; {10439#true} is VALID [2020-07-10 14:57:21,886 INFO L280 TraceCheckUtils]: 63: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,887 INFO L275 TraceCheckUtils]: 64: Hoare quadruple {10439#true} {10439#true} #57#return; {10439#true} is VALID [2020-07-10 14:57:21,887 INFO L280 TraceCheckUtils]: 65: Hoare triple {10439#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {10439#true} is VALID [2020-07-10 14:57:21,887 INFO L263 TraceCheckUtils]: 66: Hoare triple {10439#true} call #t~ret1 := fibo2(~n - 2); {10439#true} is VALID [2020-07-10 14:57:21,887 INFO L280 TraceCheckUtils]: 67: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,888 INFO L280 TraceCheckUtils]: 68: Hoare triple {10439#true} assume ~n < 1;#res := 0; {10439#true} is VALID [2020-07-10 14:57:21,888 INFO L280 TraceCheckUtils]: 69: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,888 INFO L275 TraceCheckUtils]: 70: Hoare quadruple {10439#true} {10439#true} #59#return; {10439#true} is VALID [2020-07-10 14:57:21,889 INFO L280 TraceCheckUtils]: 71: Hoare triple {10439#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {10439#true} is VALID [2020-07-10 14:57:21,889 INFO L280 TraceCheckUtils]: 72: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,889 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {10439#true} {10440#false} #55#return; {10440#false} is VALID [2020-07-10 14:57:21,890 INFO L280 TraceCheckUtils]: 74: Hoare triple {10440#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {10440#false} is VALID [2020-07-10 14:57:21,890 INFO L280 TraceCheckUtils]: 75: Hoare triple {10440#false} assume true; {10440#false} is VALID [2020-07-10 14:57:21,890 INFO L275 TraceCheckUtils]: 76: Hoare quadruple {10440#false} {10558#(= fibo1_~n |fibo1_#in~n|)} #57#return; {10632#(<= 6 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,892 INFO L280 TraceCheckUtils]: 77: Hoare triple {10632#(<= 6 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {10632#(<= 6 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,892 INFO L263 TraceCheckUtils]: 78: Hoare triple {10632#(<= 6 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {10439#true} is VALID [2020-07-10 14:57:21,892 INFO L280 TraceCheckUtils]: 79: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,893 INFO L280 TraceCheckUtils]: 80: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,893 INFO L280 TraceCheckUtils]: 81: Hoare triple {10439#true} assume !(1 == ~n); {10439#true} is VALID [2020-07-10 14:57:21,893 INFO L263 TraceCheckUtils]: 82: Hoare triple {10439#true} call #t~ret2 := fibo1(~n - 1); {10439#true} is VALID [2020-07-10 14:57:21,894 INFO L280 TraceCheckUtils]: 83: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,894 INFO L280 TraceCheckUtils]: 84: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,894 INFO L280 TraceCheckUtils]: 85: Hoare triple {10439#true} assume !(1 == ~n); {10439#true} is VALID [2020-07-10 14:57:21,895 INFO L263 TraceCheckUtils]: 86: Hoare triple {10439#true} call #t~ret0 := fibo2(~n - 1); {10439#true} is VALID [2020-07-10 14:57:21,895 INFO L280 TraceCheckUtils]: 87: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,895 INFO L280 TraceCheckUtils]: 88: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,896 INFO L280 TraceCheckUtils]: 89: Hoare triple {10439#true} assume 1 == ~n;#res := 1; {10439#true} is VALID [2020-07-10 14:57:21,896 INFO L280 TraceCheckUtils]: 90: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,896 INFO L275 TraceCheckUtils]: 91: Hoare quadruple {10439#true} {10439#true} #57#return; {10439#true} is VALID [2020-07-10 14:57:21,897 INFO L280 TraceCheckUtils]: 92: Hoare triple {10439#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {10439#true} is VALID [2020-07-10 14:57:21,897 INFO L263 TraceCheckUtils]: 93: Hoare triple {10439#true} call #t~ret1 := fibo2(~n - 2); {10439#true} is VALID [2020-07-10 14:57:21,897 INFO L280 TraceCheckUtils]: 94: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,898 INFO L280 TraceCheckUtils]: 95: Hoare triple {10439#true} assume ~n < 1;#res := 0; {10439#true} is VALID [2020-07-10 14:57:21,898 INFO L280 TraceCheckUtils]: 96: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,898 INFO L275 TraceCheckUtils]: 97: Hoare quadruple {10439#true} {10439#true} #59#return; {10439#true} is VALID [2020-07-10 14:57:21,898 INFO L280 TraceCheckUtils]: 98: Hoare triple {10439#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {10439#true} is VALID [2020-07-10 14:57:21,899 INFO L280 TraceCheckUtils]: 99: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,899 INFO L275 TraceCheckUtils]: 100: Hoare quadruple {10439#true} {10439#true} #53#return; {10439#true} is VALID [2020-07-10 14:57:21,899 INFO L280 TraceCheckUtils]: 101: Hoare triple {10439#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {10439#true} is VALID [2020-07-10 14:57:21,900 INFO L263 TraceCheckUtils]: 102: Hoare triple {10439#true} call #t~ret3 := fibo1(~n - 2); {10439#true} is VALID [2020-07-10 14:57:21,900 INFO L280 TraceCheckUtils]: 103: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,900 INFO L280 TraceCheckUtils]: 104: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,901 INFO L280 TraceCheckUtils]: 105: Hoare triple {10439#true} assume 1 == ~n;#res := 1; {10439#true} is VALID [2020-07-10 14:57:21,901 INFO L280 TraceCheckUtils]: 106: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,901 INFO L275 TraceCheckUtils]: 107: Hoare quadruple {10439#true} {10439#true} #55#return; {10439#true} is VALID [2020-07-10 14:57:21,902 INFO L280 TraceCheckUtils]: 108: Hoare triple {10439#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {10439#true} is VALID [2020-07-10 14:57:21,902 INFO L280 TraceCheckUtils]: 109: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,904 INFO L275 TraceCheckUtils]: 110: Hoare quadruple {10439#true} {10632#(<= 6 |fibo1_#in~n|)} #59#return; {10632#(<= 6 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,905 INFO L280 TraceCheckUtils]: 111: Hoare triple {10632#(<= 6 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {10632#(<= 6 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,906 INFO L280 TraceCheckUtils]: 112: Hoare triple {10632#(<= 6 |fibo1_#in~n|)} assume true; {10632#(<= 6 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,907 INFO L275 TraceCheckUtils]: 113: Hoare quadruple {10632#(<= 6 |fibo1_#in~n|)} {10443#(<= main_~x~0 5)} #51#return; {10440#false} is VALID [2020-07-10 14:57:21,924 INFO L263 TraceCheckUtils]: 0: Hoare triple {10439#true} call ULTIMATE.init(); {10439#true} is VALID [2020-07-10 14:57:21,925 INFO L280 TraceCheckUtils]: 1: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,925 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {10439#true} {10439#true} #47#return; {10439#true} is VALID [2020-07-10 14:57:21,925 INFO L263 TraceCheckUtils]: 3: Hoare triple {10439#true} call #t~ret5 := main(); {10439#true} is VALID [2020-07-10 14:57:21,928 INFO L280 TraceCheckUtils]: 4: Hoare triple {10439#true} ~x~0 := 5; {10443#(<= main_~x~0 5)} is VALID [2020-07-10 14:57:21,929 INFO L263 TraceCheckUtils]: 5: Hoare triple {10443#(<= main_~x~0 5)} call #t~ret4 := fibo1(~x~0); {10439#true} is VALID [2020-07-10 14:57:21,930 INFO L280 TraceCheckUtils]: 6: Hoare triple {10439#true} ~n := #in~n; {10558#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,930 INFO L280 TraceCheckUtils]: 7: Hoare triple {10558#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {10558#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,931 INFO L280 TraceCheckUtils]: 8: Hoare triple {10558#(= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {10558#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,932 INFO L263 TraceCheckUtils]: 9: Hoare triple {10558#(= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {10439#true} is VALID [2020-07-10 14:57:21,932 INFO L280 TraceCheckUtils]: 10: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,932 INFO L280 TraceCheckUtils]: 11: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,932 INFO L280 TraceCheckUtils]: 12: Hoare triple {10439#true} assume !(1 == ~n); {10439#true} is VALID [2020-07-10 14:57:21,933 INFO L263 TraceCheckUtils]: 13: Hoare triple {10439#true} call #t~ret2 := fibo1(~n - 1); {10439#true} is VALID [2020-07-10 14:57:21,933 INFO L280 TraceCheckUtils]: 14: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,933 INFO L280 TraceCheckUtils]: 15: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,934 INFO L280 TraceCheckUtils]: 16: Hoare triple {10439#true} assume !(1 == ~n); {10439#true} is VALID [2020-07-10 14:57:21,934 INFO L263 TraceCheckUtils]: 17: Hoare triple {10439#true} call #t~ret0 := fibo2(~n - 1); {10439#true} is VALID [2020-07-10 14:57:21,935 INFO L280 TraceCheckUtils]: 18: Hoare triple {10439#true} ~n := #in~n; {10767#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,936 INFO L280 TraceCheckUtils]: 19: Hoare triple {10767#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {10767#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,936 INFO L280 TraceCheckUtils]: 20: Hoare triple {10767#(= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {10767#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,937 INFO L263 TraceCheckUtils]: 21: Hoare triple {10767#(= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {10439#true} is VALID [2020-07-10 14:57:21,938 INFO L280 TraceCheckUtils]: 22: Hoare triple {10439#true} ~n := #in~n; {10558#(= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,939 INFO L280 TraceCheckUtils]: 23: Hoare triple {10558#(= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {10792#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} is VALID [2020-07-10 14:57:21,940 INFO L280 TraceCheckUtils]: 24: Hoare triple {10792#(and (< 0 fibo1_~n) (= fibo1_~n |fibo1_#in~n|))} assume !(1 == ~n); {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,940 INFO L263 TraceCheckUtils]: 25: Hoare triple {10793#(<= 2 |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {10439#true} is VALID [2020-07-10 14:57:21,941 INFO L280 TraceCheckUtils]: 26: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,941 INFO L280 TraceCheckUtils]: 27: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,941 INFO L280 TraceCheckUtils]: 28: Hoare triple {10439#true} assume 1 == ~n;#res := 1; {10439#true} is VALID [2020-07-10 14:57:21,941 INFO L280 TraceCheckUtils]: 29: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,943 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {10439#true} {10793#(<= 2 |fibo1_#in~n|)} #57#return; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,944 INFO L280 TraceCheckUtils]: 31: Hoare triple {10793#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,944 INFO L263 TraceCheckUtils]: 32: Hoare triple {10793#(<= 2 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {10439#true} is VALID [2020-07-10 14:57:21,944 INFO L280 TraceCheckUtils]: 33: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,945 INFO L280 TraceCheckUtils]: 34: Hoare triple {10439#true} assume ~n < 1;#res := 0; {10439#true} is VALID [2020-07-10 14:57:21,945 INFO L280 TraceCheckUtils]: 35: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,946 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {10439#true} {10793#(<= 2 |fibo1_#in~n|)} #59#return; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,947 INFO L280 TraceCheckUtils]: 37: Hoare triple {10793#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,948 INFO L280 TraceCheckUtils]: 38: Hoare triple {10793#(<= 2 |fibo1_#in~n|)} assume true; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,950 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {10793#(<= 2 |fibo1_#in~n|)} {10767#(= fibo2_~n |fibo2_#in~n|)} #53#return; {10786#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,951 INFO L280 TraceCheckUtils]: 40: Hoare triple {10786#(<= 3 |fibo2_#in~n|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {10786#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,951 INFO L263 TraceCheckUtils]: 41: Hoare triple {10786#(<= 3 |fibo2_#in~n|)} call #t~ret3 := fibo1(~n - 2); {10439#true} is VALID [2020-07-10 14:57:21,951 INFO L280 TraceCheckUtils]: 42: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,951 INFO L280 TraceCheckUtils]: 43: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,952 INFO L280 TraceCheckUtils]: 44: Hoare triple {10439#true} assume 1 == ~n;#res := 1; {10439#true} is VALID [2020-07-10 14:57:21,952 INFO L280 TraceCheckUtils]: 45: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,953 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {10439#true} {10786#(<= 3 |fibo2_#in~n|)} #55#return; {10786#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,954 INFO L280 TraceCheckUtils]: 47: Hoare triple {10786#(<= 3 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {10786#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,955 INFO L280 TraceCheckUtils]: 48: Hoare triple {10786#(<= 3 |fibo2_#in~n|)} assume true; {10786#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,957 INFO L275 TraceCheckUtils]: 49: Hoare quadruple {10786#(<= 3 |fibo2_#in~n|)} {10439#true} #57#return; {10761#(<= 4 fibo1_~n)} is VALID [2020-07-10 14:57:21,957 INFO L280 TraceCheckUtils]: 50: Hoare triple {10761#(<= 4 fibo1_~n)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {10761#(<= 4 fibo1_~n)} is VALID [2020-07-10 14:57:21,958 INFO L263 TraceCheckUtils]: 51: Hoare triple {10761#(<= 4 fibo1_~n)} call #t~ret1 := fibo2(~n - 2); {10439#true} is VALID [2020-07-10 14:57:21,958 INFO L280 TraceCheckUtils]: 52: Hoare triple {10439#true} ~n := #in~n; {10767#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,959 INFO L280 TraceCheckUtils]: 53: Hoare triple {10767#(= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {10767#(= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:21,960 INFO L280 TraceCheckUtils]: 54: Hoare triple {10767#(= fibo2_~n |fibo2_#in~n|)} assume 1 == ~n;#res := 1; {10803#(<= |fibo2_#in~n| 1)} is VALID [2020-07-10 14:57:21,961 INFO L280 TraceCheckUtils]: 55: Hoare triple {10803#(<= |fibo2_#in~n| 1)} assume true; {10803#(<= |fibo2_#in~n| 1)} is VALID [2020-07-10 14:57:21,963 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {10803#(<= |fibo2_#in~n| 1)} {10761#(<= 4 fibo1_~n)} #59#return; {10440#false} is VALID [2020-07-10 14:57:21,963 INFO L280 TraceCheckUtils]: 57: Hoare triple {10440#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {10440#false} is VALID [2020-07-10 14:57:21,963 INFO L280 TraceCheckUtils]: 58: Hoare triple {10440#false} assume true; {10440#false} is VALID [2020-07-10 14:57:21,963 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {10440#false} {10439#true} #53#return; {10440#false} is VALID [2020-07-10 14:57:21,964 INFO L280 TraceCheckUtils]: 60: Hoare triple {10440#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {10440#false} is VALID [2020-07-10 14:57:21,964 INFO L263 TraceCheckUtils]: 61: Hoare triple {10440#false} call #t~ret3 := fibo1(~n - 2); {10439#true} is VALID [2020-07-10 14:57:21,964 INFO L280 TraceCheckUtils]: 62: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,965 INFO L280 TraceCheckUtils]: 63: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,965 INFO L280 TraceCheckUtils]: 64: Hoare triple {10439#true} assume !(1 == ~n); {10439#true} is VALID [2020-07-10 14:57:21,965 INFO L263 TraceCheckUtils]: 65: Hoare triple {10439#true} call #t~ret0 := fibo2(~n - 1); {10439#true} is VALID [2020-07-10 14:57:21,965 INFO L280 TraceCheckUtils]: 66: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,966 INFO L280 TraceCheckUtils]: 67: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,966 INFO L280 TraceCheckUtils]: 68: Hoare triple {10439#true} assume 1 == ~n;#res := 1; {10439#true} is VALID [2020-07-10 14:57:21,966 INFO L280 TraceCheckUtils]: 69: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,966 INFO L275 TraceCheckUtils]: 70: Hoare quadruple {10439#true} {10439#true} #57#return; {10439#true} is VALID [2020-07-10 14:57:21,967 INFO L280 TraceCheckUtils]: 71: Hoare triple {10439#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {10439#true} is VALID [2020-07-10 14:57:21,967 INFO L263 TraceCheckUtils]: 72: Hoare triple {10439#true} call #t~ret1 := fibo2(~n - 2); {10439#true} is VALID [2020-07-10 14:57:21,967 INFO L280 TraceCheckUtils]: 73: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,968 INFO L280 TraceCheckUtils]: 74: Hoare triple {10439#true} assume ~n < 1;#res := 0; {10439#true} is VALID [2020-07-10 14:57:21,968 INFO L280 TraceCheckUtils]: 75: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,968 INFO L275 TraceCheckUtils]: 76: Hoare quadruple {10439#true} {10439#true} #59#return; {10439#true} is VALID [2020-07-10 14:57:21,968 INFO L280 TraceCheckUtils]: 77: Hoare triple {10439#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {10439#true} is VALID [2020-07-10 14:57:21,969 INFO L280 TraceCheckUtils]: 78: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,969 INFO L275 TraceCheckUtils]: 79: Hoare quadruple {10439#true} {10440#false} #55#return; {10440#false} is VALID [2020-07-10 14:57:21,969 INFO L280 TraceCheckUtils]: 80: Hoare triple {10440#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {10440#false} is VALID [2020-07-10 14:57:21,970 INFO L280 TraceCheckUtils]: 81: Hoare triple {10440#false} assume true; {10440#false} is VALID [2020-07-10 14:57:21,970 INFO L275 TraceCheckUtils]: 82: Hoare quadruple {10440#false} {10558#(= fibo1_~n |fibo1_#in~n|)} #57#return; {10632#(<= 6 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,972 INFO L280 TraceCheckUtils]: 83: Hoare triple {10632#(<= 6 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {10632#(<= 6 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,972 INFO L263 TraceCheckUtils]: 84: Hoare triple {10632#(<= 6 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {10439#true} is VALID [2020-07-10 14:57:21,972 INFO L280 TraceCheckUtils]: 85: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,973 INFO L280 TraceCheckUtils]: 86: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,973 INFO L280 TraceCheckUtils]: 87: Hoare triple {10439#true} assume !(1 == ~n); {10439#true} is VALID [2020-07-10 14:57:21,973 INFO L263 TraceCheckUtils]: 88: Hoare triple {10439#true} call #t~ret2 := fibo1(~n - 1); {10439#true} is VALID [2020-07-10 14:57:21,974 INFO L280 TraceCheckUtils]: 89: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,974 INFO L280 TraceCheckUtils]: 90: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,974 INFO L280 TraceCheckUtils]: 91: Hoare triple {10439#true} assume !(1 == ~n); {10439#true} is VALID [2020-07-10 14:57:21,974 INFO L263 TraceCheckUtils]: 92: Hoare triple {10439#true} call #t~ret0 := fibo2(~n - 1); {10439#true} is VALID [2020-07-10 14:57:21,975 INFO L280 TraceCheckUtils]: 93: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,975 INFO L280 TraceCheckUtils]: 94: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,975 INFO L280 TraceCheckUtils]: 95: Hoare triple {10439#true} assume 1 == ~n;#res := 1; {10439#true} is VALID [2020-07-10 14:57:21,976 INFO L280 TraceCheckUtils]: 96: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,976 INFO L275 TraceCheckUtils]: 97: Hoare quadruple {10439#true} {10439#true} #57#return; {10439#true} is VALID [2020-07-10 14:57:21,976 INFO L280 TraceCheckUtils]: 98: Hoare triple {10439#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {10439#true} is VALID [2020-07-10 14:57:21,976 INFO L263 TraceCheckUtils]: 99: Hoare triple {10439#true} call #t~ret1 := fibo2(~n - 2); {10439#true} is VALID [2020-07-10 14:57:21,977 INFO L280 TraceCheckUtils]: 100: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,977 INFO L280 TraceCheckUtils]: 101: Hoare triple {10439#true} assume ~n < 1;#res := 0; {10439#true} is VALID [2020-07-10 14:57:21,977 INFO L280 TraceCheckUtils]: 102: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,978 INFO L275 TraceCheckUtils]: 103: Hoare quadruple {10439#true} {10439#true} #59#return; {10439#true} is VALID [2020-07-10 14:57:21,978 INFO L280 TraceCheckUtils]: 104: Hoare triple {10439#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {10439#true} is VALID [2020-07-10 14:57:21,978 INFO L280 TraceCheckUtils]: 105: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,978 INFO L275 TraceCheckUtils]: 106: Hoare quadruple {10439#true} {10439#true} #53#return; {10439#true} is VALID [2020-07-10 14:57:21,979 INFO L280 TraceCheckUtils]: 107: Hoare triple {10439#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {10439#true} is VALID [2020-07-10 14:57:21,979 INFO L263 TraceCheckUtils]: 108: Hoare triple {10439#true} call #t~ret3 := fibo1(~n - 2); {10439#true} is VALID [2020-07-10 14:57:21,979 INFO L280 TraceCheckUtils]: 109: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:21,980 INFO L280 TraceCheckUtils]: 110: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:21,980 INFO L280 TraceCheckUtils]: 111: Hoare triple {10439#true} assume 1 == ~n;#res := 1; {10439#true} is VALID [2020-07-10 14:57:21,980 INFO L280 TraceCheckUtils]: 112: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,980 INFO L275 TraceCheckUtils]: 113: Hoare quadruple {10439#true} {10439#true} #55#return; {10439#true} is VALID [2020-07-10 14:57:21,981 INFO L280 TraceCheckUtils]: 114: Hoare triple {10439#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {10439#true} is VALID [2020-07-10 14:57:21,981 INFO L280 TraceCheckUtils]: 115: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:21,983 INFO L275 TraceCheckUtils]: 116: Hoare quadruple {10439#true} {10632#(<= 6 |fibo1_#in~n|)} #59#return; {10632#(<= 6 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,985 INFO L280 TraceCheckUtils]: 117: Hoare triple {10632#(<= 6 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {10632#(<= 6 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,985 INFO L280 TraceCheckUtils]: 118: Hoare triple {10632#(<= 6 |fibo1_#in~n|)} assume true; {10632#(<= 6 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:21,988 INFO L275 TraceCheckUtils]: 119: Hoare quadruple {10632#(<= 6 |fibo1_#in~n|)} {10443#(<= main_~x~0 5)} #51#return; {10440#false} is VALID [2020-07-10 14:57:21,989 INFO L280 TraceCheckUtils]: 120: Hoare triple {10440#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {10440#false} is VALID [2020-07-10 14:57:21,989 INFO L280 TraceCheckUtils]: 121: Hoare triple {10440#false} assume 5 != ~result~0; {10440#false} is VALID [2020-07-10 14:57:21,989 INFO L280 TraceCheckUtils]: 122: Hoare triple {10440#false} assume !false; {10440#false} is VALID [2020-07-10 14:57:22,009 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 57 proven. 113 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2020-07-10 14:57:22,010 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976666469] [2020-07-10 14:57:22,010 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1312633872] [2020-07-10 14:57:22,011 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:57:22,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:22,088 INFO L264 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 14 conjunts are in the unsatisfiable core [2020-07-10 14:57:22,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:57:22,120 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:57:22,537 INFO L263 TraceCheckUtils]: 0: Hoare triple {10439#true} call ULTIMATE.init(); {10439#true} is VALID [2020-07-10 14:57:22,538 INFO L280 TraceCheckUtils]: 1: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:22,538 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {10439#true} {10439#true} #47#return; {10439#true} is VALID [2020-07-10 14:57:22,538 INFO L263 TraceCheckUtils]: 3: Hoare triple {10439#true} call #t~ret5 := main(); {10439#true} is VALID [2020-07-10 14:57:22,539 INFO L280 TraceCheckUtils]: 4: Hoare triple {10439#true} ~x~0 := 5; {10443#(<= main_~x~0 5)} is VALID [2020-07-10 14:57:22,540 INFO L263 TraceCheckUtils]: 5: Hoare triple {10443#(<= main_~x~0 5)} call #t~ret4 := fibo1(~x~0); {10439#true} is VALID [2020-07-10 14:57:22,541 INFO L280 TraceCheckUtils]: 6: Hoare triple {10439#true} ~n := #in~n; {10866#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:22,541 INFO L280 TraceCheckUtils]: 7: Hoare triple {10866#(<= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {10866#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:22,542 INFO L280 TraceCheckUtils]: 8: Hoare triple {10866#(<= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {10866#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:22,543 INFO L263 TraceCheckUtils]: 9: Hoare triple {10866#(<= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {10439#true} is VALID [2020-07-10 14:57:22,544 INFO L280 TraceCheckUtils]: 10: Hoare triple {10439#true} ~n := #in~n; {10879#(<= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:22,544 INFO L280 TraceCheckUtils]: 11: Hoare triple {10879#(<= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {10879#(<= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:22,545 INFO L280 TraceCheckUtils]: 12: Hoare triple {10879#(<= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {10879#(<= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:22,546 INFO L263 TraceCheckUtils]: 13: Hoare triple {10879#(<= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {10439#true} is VALID [2020-07-10 14:57:22,547 INFO L280 TraceCheckUtils]: 14: Hoare triple {10439#true} ~n := #in~n; {10866#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:22,547 INFO L280 TraceCheckUtils]: 15: Hoare triple {10866#(<= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {10866#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:22,548 INFO L280 TraceCheckUtils]: 16: Hoare triple {10866#(<= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {10866#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:22,549 INFO L263 TraceCheckUtils]: 17: Hoare triple {10866#(<= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {10439#true} is VALID [2020-07-10 14:57:22,549 INFO L280 TraceCheckUtils]: 18: Hoare triple {10439#true} ~n := #in~n; {10879#(<= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:22,550 INFO L280 TraceCheckUtils]: 19: Hoare triple {10879#(<= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {10879#(<= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:22,551 INFO L280 TraceCheckUtils]: 20: Hoare triple {10879#(<= fibo2_~n |fibo2_#in~n|)} assume !(1 == ~n); {10879#(<= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:22,551 INFO L263 TraceCheckUtils]: 21: Hoare triple {10879#(<= fibo2_~n |fibo2_#in~n|)} call #t~ret2 := fibo1(~n - 1); {10439#true} is VALID [2020-07-10 14:57:22,552 INFO L280 TraceCheckUtils]: 22: Hoare triple {10439#true} ~n := #in~n; {10866#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:22,553 INFO L280 TraceCheckUtils]: 23: Hoare triple {10866#(<= fibo1_~n |fibo1_#in~n|)} assume !(~n < 1); {10866#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:22,554 INFO L280 TraceCheckUtils]: 24: Hoare triple {10866#(<= fibo1_~n |fibo1_#in~n|)} assume !(1 == ~n); {10866#(<= fibo1_~n |fibo1_#in~n|)} is VALID [2020-07-10 14:57:22,554 INFO L263 TraceCheckUtils]: 25: Hoare triple {10866#(<= fibo1_~n |fibo1_#in~n|)} call #t~ret0 := fibo2(~n - 1); {10439#true} is VALID [2020-07-10 14:57:22,555 INFO L280 TraceCheckUtils]: 26: Hoare triple {10439#true} ~n := #in~n; {10879#(<= fibo2_~n |fibo2_#in~n|)} is VALID [2020-07-10 14:57:22,556 INFO L280 TraceCheckUtils]: 27: Hoare triple {10879#(<= fibo2_~n |fibo2_#in~n|)} assume !(~n < 1); {10931#(<= 1 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:22,557 INFO L280 TraceCheckUtils]: 28: Hoare triple {10931#(<= 1 |fibo2_#in~n|)} assume 1 == ~n;#res := 1; {10931#(<= 1 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:22,558 INFO L280 TraceCheckUtils]: 29: Hoare triple {10931#(<= 1 |fibo2_#in~n|)} assume true; {10931#(<= 1 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:22,560 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {10931#(<= 1 |fibo2_#in~n|)} {10866#(<= fibo1_~n |fibo1_#in~n|)} #57#return; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:22,561 INFO L280 TraceCheckUtils]: 31: Hoare triple {10793#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:22,561 INFO L263 TraceCheckUtils]: 32: Hoare triple {10793#(<= 2 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {10439#true} is VALID [2020-07-10 14:57:22,562 INFO L280 TraceCheckUtils]: 33: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:22,562 INFO L280 TraceCheckUtils]: 34: Hoare triple {10439#true} assume ~n < 1;#res := 0; {10439#true} is VALID [2020-07-10 14:57:22,562 INFO L280 TraceCheckUtils]: 35: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:22,564 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {10439#true} {10793#(<= 2 |fibo1_#in~n|)} #59#return; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:22,565 INFO L280 TraceCheckUtils]: 37: Hoare triple {10793#(<= 2 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:22,565 INFO L280 TraceCheckUtils]: 38: Hoare triple {10793#(<= 2 |fibo1_#in~n|)} assume true; {10793#(<= 2 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:22,568 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {10793#(<= 2 |fibo1_#in~n|)} {10879#(<= fibo2_~n |fibo2_#in~n|)} #53#return; {10786#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:22,569 INFO L280 TraceCheckUtils]: 40: Hoare triple {10786#(<= 3 |fibo2_#in~n|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {10786#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:22,569 INFO L263 TraceCheckUtils]: 41: Hoare triple {10786#(<= 3 |fibo2_#in~n|)} call #t~ret3 := fibo1(~n - 2); {10439#true} is VALID [2020-07-10 14:57:22,569 INFO L280 TraceCheckUtils]: 42: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:22,569 INFO L280 TraceCheckUtils]: 43: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:22,570 INFO L280 TraceCheckUtils]: 44: Hoare triple {10439#true} assume 1 == ~n;#res := 1; {10439#true} is VALID [2020-07-10 14:57:22,570 INFO L280 TraceCheckUtils]: 45: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:22,571 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {10439#true} {10786#(<= 3 |fibo2_#in~n|)} #55#return; {10786#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:22,572 INFO L280 TraceCheckUtils]: 47: Hoare triple {10786#(<= 3 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {10786#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:22,573 INFO L280 TraceCheckUtils]: 48: Hoare triple {10786#(<= 3 |fibo2_#in~n|)} assume true; {10786#(<= 3 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:22,575 INFO L275 TraceCheckUtils]: 49: Hoare quadruple {10786#(<= 3 |fibo2_#in~n|)} {10866#(<= fibo1_~n |fibo1_#in~n|)} #57#return; {10998#(<= 4 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:22,576 INFO L280 TraceCheckUtils]: 50: Hoare triple {10998#(<= 4 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {10998#(<= 4 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:22,576 INFO L263 TraceCheckUtils]: 51: Hoare triple {10998#(<= 4 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {10439#true} is VALID [2020-07-10 14:57:22,577 INFO L280 TraceCheckUtils]: 52: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:22,577 INFO L280 TraceCheckUtils]: 53: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:22,577 INFO L280 TraceCheckUtils]: 54: Hoare triple {10439#true} assume 1 == ~n;#res := 1; {10439#true} is VALID [2020-07-10 14:57:22,577 INFO L280 TraceCheckUtils]: 55: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:22,579 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {10439#true} {10998#(<= 4 |fibo1_#in~n|)} #59#return; {10998#(<= 4 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:22,580 INFO L280 TraceCheckUtils]: 57: Hoare triple {10998#(<= 4 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {10998#(<= 4 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:22,581 INFO L280 TraceCheckUtils]: 58: Hoare triple {10998#(<= 4 |fibo1_#in~n|)} assume true; {10998#(<= 4 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:22,583 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {10998#(<= 4 |fibo1_#in~n|)} {10879#(<= fibo2_~n |fibo2_#in~n|)} #53#return; {11029#(<= 5 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:22,584 INFO L280 TraceCheckUtils]: 60: Hoare triple {11029#(<= 5 |fibo2_#in~n|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {11029#(<= 5 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:22,584 INFO L263 TraceCheckUtils]: 61: Hoare triple {11029#(<= 5 |fibo2_#in~n|)} call #t~ret3 := fibo1(~n - 2); {10439#true} is VALID [2020-07-10 14:57:22,584 INFO L280 TraceCheckUtils]: 62: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:22,584 INFO L280 TraceCheckUtils]: 63: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:22,585 INFO L280 TraceCheckUtils]: 64: Hoare triple {10439#true} assume !(1 == ~n); {10439#true} is VALID [2020-07-10 14:57:22,585 INFO L263 TraceCheckUtils]: 65: Hoare triple {10439#true} call #t~ret0 := fibo2(~n - 1); {10439#true} is VALID [2020-07-10 14:57:22,585 INFO L280 TraceCheckUtils]: 66: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:22,586 INFO L280 TraceCheckUtils]: 67: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:22,586 INFO L280 TraceCheckUtils]: 68: Hoare triple {10439#true} assume 1 == ~n;#res := 1; {10439#true} is VALID [2020-07-10 14:57:22,586 INFO L280 TraceCheckUtils]: 69: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:22,587 INFO L275 TraceCheckUtils]: 70: Hoare quadruple {10439#true} {10439#true} #57#return; {10439#true} is VALID [2020-07-10 14:57:22,587 INFO L280 TraceCheckUtils]: 71: Hoare triple {10439#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {10439#true} is VALID [2020-07-10 14:57:22,587 INFO L263 TraceCheckUtils]: 72: Hoare triple {10439#true} call #t~ret1 := fibo2(~n - 2); {10439#true} is VALID [2020-07-10 14:57:22,588 INFO L280 TraceCheckUtils]: 73: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:22,588 INFO L280 TraceCheckUtils]: 74: Hoare triple {10439#true} assume ~n < 1;#res := 0; {10439#true} is VALID [2020-07-10 14:57:22,588 INFO L280 TraceCheckUtils]: 75: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:22,588 INFO L275 TraceCheckUtils]: 76: Hoare quadruple {10439#true} {10439#true} #59#return; {10439#true} is VALID [2020-07-10 14:57:22,589 INFO L280 TraceCheckUtils]: 77: Hoare triple {10439#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {10439#true} is VALID [2020-07-10 14:57:22,589 INFO L280 TraceCheckUtils]: 78: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:22,591 INFO L275 TraceCheckUtils]: 79: Hoare quadruple {10439#true} {11029#(<= 5 |fibo2_#in~n|)} #55#return; {11029#(<= 5 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:22,592 INFO L280 TraceCheckUtils]: 80: Hoare triple {11029#(<= 5 |fibo2_#in~n|)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {11029#(<= 5 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:22,592 INFO L280 TraceCheckUtils]: 81: Hoare triple {11029#(<= 5 |fibo2_#in~n|)} assume true; {11029#(<= 5 |fibo2_#in~n|)} is VALID [2020-07-10 14:57:22,594 INFO L275 TraceCheckUtils]: 82: Hoare quadruple {11029#(<= 5 |fibo2_#in~n|)} {10866#(<= fibo1_~n |fibo1_#in~n|)} #57#return; {10632#(<= 6 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:22,595 INFO L280 TraceCheckUtils]: 83: Hoare triple {10632#(<= 6 |fibo1_#in~n|)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {10632#(<= 6 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:22,596 INFO L263 TraceCheckUtils]: 84: Hoare triple {10632#(<= 6 |fibo1_#in~n|)} call #t~ret1 := fibo2(~n - 2); {10439#true} is VALID [2020-07-10 14:57:22,596 INFO L280 TraceCheckUtils]: 85: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:22,596 INFO L280 TraceCheckUtils]: 86: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:22,597 INFO L280 TraceCheckUtils]: 87: Hoare triple {10439#true} assume !(1 == ~n); {10439#true} is VALID [2020-07-10 14:57:22,597 INFO L263 TraceCheckUtils]: 88: Hoare triple {10439#true} call #t~ret2 := fibo1(~n - 1); {10439#true} is VALID [2020-07-10 14:57:22,597 INFO L280 TraceCheckUtils]: 89: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:22,598 INFO L280 TraceCheckUtils]: 90: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:22,598 INFO L280 TraceCheckUtils]: 91: Hoare triple {10439#true} assume !(1 == ~n); {10439#true} is VALID [2020-07-10 14:57:22,598 INFO L263 TraceCheckUtils]: 92: Hoare triple {10439#true} call #t~ret0 := fibo2(~n - 1); {10439#true} is VALID [2020-07-10 14:57:22,599 INFO L280 TraceCheckUtils]: 93: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:22,599 INFO L280 TraceCheckUtils]: 94: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:22,599 INFO L280 TraceCheckUtils]: 95: Hoare triple {10439#true} assume 1 == ~n;#res := 1; {10439#true} is VALID [2020-07-10 14:57:22,600 INFO L280 TraceCheckUtils]: 96: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:22,600 INFO L275 TraceCheckUtils]: 97: Hoare quadruple {10439#true} {10439#true} #57#return; {10439#true} is VALID [2020-07-10 14:57:22,600 INFO L280 TraceCheckUtils]: 98: Hoare triple {10439#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647; {10439#true} is VALID [2020-07-10 14:57:22,600 INFO L263 TraceCheckUtils]: 99: Hoare triple {10439#true} call #t~ret1 := fibo2(~n - 2); {10439#true} is VALID [2020-07-10 14:57:22,601 INFO L280 TraceCheckUtils]: 100: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:22,601 INFO L280 TraceCheckUtils]: 101: Hoare triple {10439#true} assume ~n < 1;#res := 0; {10439#true} is VALID [2020-07-10 14:57:22,601 INFO L280 TraceCheckUtils]: 102: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:22,602 INFO L275 TraceCheckUtils]: 103: Hoare quadruple {10439#true} {10439#true} #59#return; {10439#true} is VALID [2020-07-10 14:57:22,602 INFO L280 TraceCheckUtils]: 104: Hoare triple {10439#true} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {10439#true} is VALID [2020-07-10 14:57:22,602 INFO L280 TraceCheckUtils]: 105: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:22,603 INFO L275 TraceCheckUtils]: 106: Hoare quadruple {10439#true} {10439#true} #53#return; {10439#true} is VALID [2020-07-10 14:57:22,603 INFO L280 TraceCheckUtils]: 107: Hoare triple {10439#true} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647; {10439#true} is VALID [2020-07-10 14:57:22,603 INFO L263 TraceCheckUtils]: 108: Hoare triple {10439#true} call #t~ret3 := fibo1(~n - 2); {10439#true} is VALID [2020-07-10 14:57:22,604 INFO L280 TraceCheckUtils]: 109: Hoare triple {10439#true} ~n := #in~n; {10439#true} is VALID [2020-07-10 14:57:22,604 INFO L280 TraceCheckUtils]: 110: Hoare triple {10439#true} assume !(~n < 1); {10439#true} is VALID [2020-07-10 14:57:22,604 INFO L280 TraceCheckUtils]: 111: Hoare triple {10439#true} assume 1 == ~n;#res := 1; {10439#true} is VALID [2020-07-10 14:57:22,604 INFO L280 TraceCheckUtils]: 112: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:22,605 INFO L275 TraceCheckUtils]: 113: Hoare quadruple {10439#true} {10439#true} #55#return; {10439#true} is VALID [2020-07-10 14:57:22,605 INFO L280 TraceCheckUtils]: 114: Hoare triple {10439#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;#res := #t~ret2 + #t~ret3;havoc #t~ret2;havoc #t~ret3; {10439#true} is VALID [2020-07-10 14:57:22,605 INFO L280 TraceCheckUtils]: 115: Hoare triple {10439#true} assume true; {10439#true} is VALID [2020-07-10 14:57:22,607 INFO L275 TraceCheckUtils]: 116: Hoare quadruple {10439#true} {10632#(<= 6 |fibo1_#in~n|)} #59#return; {10632#(<= 6 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:22,608 INFO L280 TraceCheckUtils]: 117: Hoare triple {10632#(<= 6 |fibo1_#in~n|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;#res := #t~ret0 + #t~ret1;havoc #t~ret0;havoc #t~ret1; {10632#(<= 6 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:22,609 INFO L280 TraceCheckUtils]: 118: Hoare triple {10632#(<= 6 |fibo1_#in~n|)} assume true; {10632#(<= 6 |fibo1_#in~n|)} is VALID [2020-07-10 14:57:22,611 INFO L275 TraceCheckUtils]: 119: Hoare quadruple {10632#(<= 6 |fibo1_#in~n|)} {10443#(<= main_~x~0 5)} #51#return; {10440#false} is VALID [2020-07-10 14:57:22,611 INFO L280 TraceCheckUtils]: 120: Hoare triple {10440#false} assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;~result~0 := #t~ret4;havoc #t~ret4; {10440#false} is VALID [2020-07-10 14:57:22,611 INFO L280 TraceCheckUtils]: 121: Hoare triple {10440#false} assume 5 != ~result~0; {10440#false} is VALID [2020-07-10 14:57:22,611 INFO L280 TraceCheckUtils]: 122: Hoare triple {10440#false} assume !false; {10440#false} is VALID [2020-07-10 14:57:22,633 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 48 proven. 133 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2020-07-10 14:57:22,634 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:57:22,634 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 16 [2020-07-10 14:57:22,634 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754505278] [2020-07-10 14:57:22,636 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 123 [2020-07-10 14:57:22,663 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:57:22,664 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 16 states. [2020-07-10 14:57:22,869 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 102 edges. 102 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:57:22,870 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-07-10 14:57:22,870 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:57:22,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-07-10 14:57:22,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=201, Unknown=0, NotChecked=0, Total=240 [2020-07-10 14:57:22,871 INFO L87 Difference]: Start difference. First operand 105 states and 128 transitions. Second operand 16 states. [2020-07-10 14:57:24,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:24,819 INFO L93 Difference]: Finished difference Result 196 states and 249 transitions. [2020-07-10 14:57:24,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-07-10 14:57:24,819 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 123 [2020-07-10 14:57:24,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:57:24,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2020-07-10 14:57:24,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 109 transitions. [2020-07-10 14:57:24,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2020-07-10 14:57:24,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 109 transitions. [2020-07-10 14:57:24,826 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 17 states and 109 transitions. [2020-07-10 14:57:24,967 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 109 edges. 109 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:57:24,968 INFO L225 Difference]: With dead ends: 196 [2020-07-10 14:57:24,968 INFO L226 Difference]: Without dead ends: 0 [2020-07-10 14:57:24,969 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=99, Invalid=453, Unknown=0, NotChecked=0, Total=552 [2020-07-10 14:57:24,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-10 14:57:24,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-10 14:57:24,970 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:57:24,970 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-10 14:57:24,970 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-10 14:57:24,970 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-10 14:57:24,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:24,970 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-10 14:57:24,971 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-10 14:57:24,971 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:24,971 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:24,971 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-10 14:57:24,971 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-10 14:57:24,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:57:24,971 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-10 14:57:24,972 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-10 14:57:24,972 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:24,972 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:57:24,972 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:57:24,972 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:57:24,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-10 14:57:24,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-10 14:57:24,973 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 123 [2020-07-10 14:57:24,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:57:24,973 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-10 14:57:24,973 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-07-10 14:57:24,973 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-10 14:57:24,973 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:57:25,181 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2020-07-10 14:57:25,185 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-10 14:57:26,002 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 6 [2020-07-10 14:57:26,418 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 19 [2020-07-10 14:57:26,580 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 7 [2020-07-10 14:57:26,922 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 22 [2020-07-10 14:57:26,935 INFO L271 CegarLoopResult]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2020-07-10 14:57:26,935 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-10 14:57:26,935 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-10 14:57:26,935 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-07-10 14:57:26,935 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-10 14:57:26,935 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-10 14:57:26,936 INFO L268 CegarLoopResult]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 39) no Hoare annotation was computed. [2020-07-10 14:57:26,936 INFO L271 CegarLoopResult]: At program point mainENTRY(lines 35 42) the Hoare annotation is: true [2020-07-10 14:57:26,936 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 35 42) no Hoare annotation was computed. [2020-07-10 14:57:26,936 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 35 42) no Hoare annotation was computed. [2020-07-10 14:57:26,936 INFO L268 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-07-10 14:57:26,936 INFO L268 CegarLoopResult]: For program point L38(lines 38 40) no Hoare annotation was computed. [2020-07-10 14:57:26,937 INFO L264 CegarLoopResult]: At program point L37(line 37) the Hoare annotation is: (and (<= main_~x~0 5) (<= 5 main_~x~0)) [2020-07-10 14:57:26,937 INFO L268 CegarLoopResult]: For program point L37-1(line 37) no Hoare annotation was computed. [2020-07-10 14:57:26,937 INFO L268 CegarLoopResult]: For program point L38-2(lines 38 40) no Hoare annotation was computed. [2020-07-10 14:57:26,937 INFO L271 CegarLoopResult]: At program point fibo2ENTRY(lines 17 25) the Hoare annotation is: true [2020-07-10 14:57:26,937 INFO L264 CegarLoopResult]: At program point L23(line 23) the Hoare annotation is: (and (= fibo2_~n |fibo2_#in~n|) (< 1 fibo2_~n)) [2020-07-10 14:57:26,937 INFO L268 CegarLoopResult]: For program point L23-1(line 23) no Hoare annotation was computed. [2020-07-10 14:57:26,937 INFO L264 CegarLoopResult]: At program point L23-2(line 23) the Hoare annotation is: (let ((.cse0 (<= |fibo2_#t~ret2| 1)) (.cse1 (<= 1 |fibo2_#t~ret2|)) (.cse2 (= fibo2_~n |fibo2_#in~n|))) (or (and .cse0 .cse1 .cse2 (<= 3 fibo2_~n) (<= fibo2_~n 3)) (and (<= 5 |fibo2_#in~n|) .cse2) (and (<= |fibo2_#in~n| 2) .cse0 .cse1 (< 1 fibo2_~n) .cse2))) [2020-07-10 14:57:26,937 INFO L268 CegarLoopResult]: For program point L20(lines 20 24) no Hoare annotation was computed. [2020-07-10 14:57:26,937 INFO L268 CegarLoopResult]: For program point L23-3(line 23) no Hoare annotation was computed. [2020-07-10 14:57:26,938 INFO L268 CegarLoopResult]: For program point L18(lines 18 24) no Hoare annotation was computed. [2020-07-10 14:57:26,938 INFO L268 CegarLoopResult]: For program point fibo2FINAL(lines 17 25) no Hoare annotation was computed. [2020-07-10 14:57:26,938 INFO L268 CegarLoopResult]: For program point fibo2EXIT(lines 17 25) no Hoare annotation was computed. [2020-07-10 14:57:26,938 INFO L271 CegarLoopResult]: At program point fibo1ENTRY(lines 7 15) the Hoare annotation is: true [2020-07-10 14:57:26,938 INFO L264 CegarLoopResult]: At program point L13(line 13) the Hoare annotation is: (and (not (<= |fibo1_#in~n| 1)) (= fibo1_~n |fibo1_#in~n|)) [2020-07-10 14:57:26,938 INFO L268 CegarLoopResult]: For program point L13-1(line 13) no Hoare annotation was computed. [2020-07-10 14:57:26,938 INFO L264 CegarLoopResult]: At program point L13-2(line 13) the Hoare annotation is: (and (or (<= 6 |fibo1_#in~n|) (<= |fibo1_#in~n| 4) (and (<= 3 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 3))) (or (<= 4 |fibo1_#in~n|) (and (<= 1 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 1))) (not (<= |fibo1_#in~n| 1)) (= fibo1_~n |fibo1_#in~n|)) [2020-07-10 14:57:26,938 INFO L268 CegarLoopResult]: For program point fibo1FINAL(lines 7 15) no Hoare annotation was computed. [2020-07-10 14:57:26,939 INFO L268 CegarLoopResult]: For program point L10(lines 10 14) no Hoare annotation was computed. [2020-07-10 14:57:26,939 INFO L268 CegarLoopResult]: For program point L13-3(line 13) no Hoare annotation was computed. [2020-07-10 14:57:26,939 INFO L268 CegarLoopResult]: For program point L8(lines 8 14) no Hoare annotation was computed. [2020-07-10 14:57:26,939 INFO L268 CegarLoopResult]: For program point fibo1EXIT(lines 7 15) no Hoare annotation was computed. [2020-07-10 14:57:26,943 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-10 14:57:26,944 WARN L170 areAnnotationChecker]: L18 has no Hoare annotation [2020-07-10 14:57:26,944 WARN L170 areAnnotationChecker]: L8 has no Hoare annotation [2020-07-10 14:57:26,944 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-10 14:57:26,944 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-10 14:57:26,944 WARN L170 areAnnotationChecker]: L37-1 has no Hoare annotation [2020-07-10 14:57:26,944 WARN L170 areAnnotationChecker]: L18 has no Hoare annotation [2020-07-10 14:57:26,944 WARN L170 areAnnotationChecker]: L18 has no Hoare annotation [2020-07-10 14:57:26,944 WARN L170 areAnnotationChecker]: L8 has no Hoare annotation [2020-07-10 14:57:26,944 WARN L170 areAnnotationChecker]: L8 has no Hoare annotation [2020-07-10 14:57:26,944 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-10 14:57:26,944 WARN L170 areAnnotationChecker]: L37-1 has no Hoare annotation [2020-07-10 14:57:26,944 WARN L170 areAnnotationChecker]: fibo2FINAL has no Hoare annotation [2020-07-10 14:57:26,944 WARN L170 areAnnotationChecker]: L20 has no Hoare annotation [2020-07-10 14:57:26,945 WARN L170 areAnnotationChecker]: L20 has no Hoare annotation [2020-07-10 14:57:26,945 WARN L170 areAnnotationChecker]: fibo1FINAL has no Hoare annotation [2020-07-10 14:57:26,945 WARN L170 areAnnotationChecker]: L10 has no Hoare annotation [2020-07-10 14:57:26,945 WARN L170 areAnnotationChecker]: L10 has no Hoare annotation [2020-07-10 14:57:26,945 WARN L170 areAnnotationChecker]: L38 has no Hoare annotation [2020-07-10 14:57:26,945 WARN L170 areAnnotationChecker]: L38 has no Hoare annotation [2020-07-10 14:57:26,945 WARN L170 areAnnotationChecker]: fibo2EXIT has no Hoare annotation [2020-07-10 14:57:26,945 WARN L170 areAnnotationChecker]: fibo2EXIT has no Hoare annotation [2020-07-10 14:57:26,945 WARN L170 areAnnotationChecker]: L23-1 has no Hoare annotation [2020-07-10 14:57:26,945 WARN L170 areAnnotationChecker]: fibo1EXIT has no Hoare annotation [2020-07-10 14:57:26,945 WARN L170 areAnnotationChecker]: fibo1EXIT has no Hoare annotation [2020-07-10 14:57:26,945 WARN L170 areAnnotationChecker]: fibo1EXIT has no Hoare annotation [2020-07-10 14:57:26,945 WARN L170 areAnnotationChecker]: L13-1 has no Hoare annotation [2020-07-10 14:57:26,946 WARN L170 areAnnotationChecker]: L39 has no Hoare annotation [2020-07-10 14:57:26,946 WARN L170 areAnnotationChecker]: L39 has no Hoare annotation [2020-07-10 14:57:26,946 WARN L170 areAnnotationChecker]: L38-2 has no Hoare annotation [2020-07-10 14:57:26,946 WARN L170 areAnnotationChecker]: L13-1 has no Hoare annotation [2020-07-10 14:57:26,946 WARN L170 areAnnotationChecker]: L13-3 has no Hoare annotation [2020-07-10 14:57:26,946 WARN L170 areAnnotationChecker]: L23-1 has no Hoare annotation [2020-07-10 14:57:26,946 WARN L170 areAnnotationChecker]: L23-3 has no Hoare annotation [2020-07-10 14:57:26,946 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-10 14:57:26,946 WARN L170 areAnnotationChecker]: L13-3 has no Hoare annotation [2020-07-10 14:57:26,947 WARN L170 areAnnotationChecker]: L23-3 has no Hoare annotation [2020-07-10 14:57:26,947 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-10 14:57:26,947 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. [2020-07-10 14:57:26,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 02:57:26 BoogieIcfgContainer [2020-07-10 14:57:26,949 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-10 14:57:26,952 INFO L168 Benchmark]: Toolchain (without parser) took 39299.78 ms. Allocated memory was 136.3 MB in the beginning and 527.4 MB in the end (delta: 391.1 MB). Free memory was 100.1 MB in the beginning and 325.9 MB in the end (delta: -225.8 MB). Peak memory consumption was 165.3 MB. Max. memory is 7.1 GB. [2020-07-10 14:57:26,952 INFO L168 Benchmark]: CDTParser took 0.53 ms. Allocated memory is still 136.3 MB. Free memory is still 117.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-10 14:57:26,952 INFO L168 Benchmark]: CACSL2BoogieTranslator took 251.96 ms. Allocated memory is still 136.3 MB. Free memory was 99.6 MB in the beginning and 90.1 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2020-07-10 14:57:26,953 INFO L168 Benchmark]: Boogie Preprocessor took 42.90 ms. Allocated memory is still 136.3 MB. Free memory was 90.1 MB in the beginning and 88.4 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2020-07-10 14:57:26,953 INFO L168 Benchmark]: RCFGBuilder took 442.11 ms. Allocated memory was 136.3 MB in the beginning and 199.2 MB in the end (delta: 62.9 MB). Free memory was 88.4 MB in the beginning and 159.7 MB in the end (delta: -71.3 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. [2020-07-10 14:57:26,954 INFO L168 Benchmark]: TraceAbstraction took 38555.95 ms. Allocated memory was 199.2 MB in the beginning and 527.4 MB in the end (delta: 328.2 MB). Free memory was 158.7 MB in the beginning and 325.9 MB in the end (delta: -167.1 MB). Peak memory consumption was 161.1 MB. Max. memory is 7.1 GB. [2020-07-10 14:57:26,956 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 0.53 ms. Allocated memory is still 136.3 MB. Free memory is still 117.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 251.96 ms. Allocated memory is still 136.3 MB. Free memory was 99.6 MB in the beginning and 90.1 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.90 ms. Allocated memory is still 136.3 MB. Free memory was 90.1 MB in the beginning and 88.4 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 442.11 ms. Allocated memory was 136.3 MB in the beginning and 199.2 MB in the end (delta: 62.9 MB). Free memory was 88.4 MB in the beginning and 159.7 MB in the end (delta: -71.3 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 38555.95 ms. Allocated memory was 199.2 MB in the beginning and 527.4 MB in the end (delta: 328.2 MB). Free memory was 158.7 MB in the beginning and 325.9 MB in the end (delta: -167.1 MB). Peak memory consumption was 161.1 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: 36.7s, OverallIterations: 13, TraceHistogramMax: 11, AutomataDifference: 21.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 415 SDtfs, 551 SDslu, 3323 SDs, 0 SdLazy, 3631 SolverSat, 547 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1414 GetRequests, 1157 SyntacticMatches, 9 SemanticMatches, 248 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 834 ImplicationChecksByTransitivity, 4.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=112occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 13 MinimizatonAttempts, 142 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 11 LocationsWithAnnotation, 485 PreInvPairs, 670 NumberOfFragments, 101 HoareAnnotationTreeSize, 485 FomulaSimplifications, 4493 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 11 FomulaSimplificationsInter, 3711 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 9.7s InterpolantComputationTime, 1819 NumberOfCodeBlocks, 1819 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 1795 ConstructedInterpolants, 0 QuantifiedInterpolants, 356001 SizeOfPredicates, 46 NumberOfNonLiveVariables, 2001 ConjunctsInSsa, 153 ConjunctsInUnsatCore, 24 InterpolantComputations, 2 PerfectInterpolantSequences, 3009/4148 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...